Version History

MOD - Conditions and archive infrastructure improvements

FIX - minor bug fixes and improvements

FIX - conditions - negative 0 returned in some cases

FIX - forecasts - negative 0 returned in some cases

FIX - places - large places/search queries based on pop are timing out

FIX - stormreports - tropical filter not returning all storms in storm reports

FIX - minor bug fixes and improvements

FIX - forecasts - DST issue in Chile when using filter=mdnt2mdnt

FIX - minor bug fixes and improvements

MOD - general - increase max batch size from 25 to 31 to allow monthly queries

MOD - fires - update default range from 24 hours to one week, allowing fires that do not update daily to be returned

FIX - observations - observation weather code FC weather code now properly returns funnel cloud or tornado

FIX - minor bug fixes and improvements

MOD - general - performance improvements for places/postal codes queries

FIX - alerts - query in Canada with no nearby city returning invalid_loc

FIX - normals - fix to allow :id query without default filter

FIX - general - improved error message for invalid coords in route requests

FIX - minor bug fixes and improvements

ADD - alerts - heat filter for heat-related alerts

MOD - conditions - improved error handling

MOD - conditions - daily requests for March 29, 2016 - April 2, 2016, now return a warn_no_data versus an api_error. The team is working to backfill these dates.

FIX - forecasts - correct weatherPrimary phrase when windy and a chance of Snow showers.

FIX - lightning/summary - within action with a bad polygon now returns invalid_coord error versus an api_error

FIX - general - other minor bug fixes and updates

MOD - airquality - improved support for India air quality observations

MOD - conditions - various data quality and accuracy improvements

MOD - general - daily, monthly or yearly subscription overage errors will return a 429 error vs 200

FIX - earthquakes - earthquakes with negative magnitudes missing category

FIX - general - other minor bug fixes and improvements

MOD - conditions - allow up to 4 decimals for precipIN and snowIN

FIX - conditions - bias improvements

FIX - conditions/summary - bias improvements

FIX - alerts - marine filter returning EU thunderstorm alerts

FIX - fires - api error for some within queries

FIX - general - other minor bug fixes and improvements

FIX - minor bug fixes and improvements

ADD - alerts/summary - Add alert type hex color to types

FIX - conditions - API error on some requests on the dates of Dec 31 and Jan 1

FIX - conditions/summary - API error on some requests on the dates of Dec 31 and Jan 1

FIX - general - Minor bug fixes and improvements

FIX - general - other minor bug fixes and improvements

MOD - tropicalcyclones - added profile.maxStormName

MOD - alerts - Canadia Special Weather Statements are now returned by default.

MOD - fires - add dataSource attribute

MOD - conditions - minutely precip improvements

FIX - places - can query places using Québec or Quebec (with or without accent)

FIX - forecasts - Improved handling of thunderstorms within forecasts

FIX - fires - startDate always null

FIX - earthquakes - Allow querying by earthquake ID via search action, without specifying a date

FIX - general - other minor bug fixes and improvements

ADD - earthquakes - updatedAt parameter for /earthquakes

ADD - places - improved ranking system for locations sorting

MOD - alerts - update a few Italian translations for severe wx

MOD - observations - Return nearby ob when querying by lat/lon even if no nearby city

FIX - airquality - from parameter not being applied to queries

FIX - normals - bug causing the incorrect date to be returned

FIX - general - minor bug fixes and improvements

MOD - observations - Improved sky/wx support for PWS & MADIS stations in Canada and Australia

FIX - conditions - Minutely precip improvements.

FIX - general - minor bug fixes and improvements

ADD - webhooks - support for fires, storm cells, tropical cyclones, and storm reports

ADD - alerts - German translations for alerts

MOD - alerts/summary - update supported filters to match alerts

MOD - conditions - improve formulas for calculated weather attributes

MOD - places - profile.code added, defining the place type.

FIX - conditions - locations with a tz offset > +12hours returning isDay=false all day

FIX - observations - locations with a tz offset > +12hours returning isDay=false all day

FIX - forecasts - intermittent caching bug causing some unexpected

FIX - conditions - error with some historical conditions requests

ADD - alerts - Italian support, lang=it

ADD - alerts - new offshore / nooffshore filters

MOD - airquality - now returns results offshore

MOD - forecasts - precipitation and POP improvements

FIX - forecasts - snowfall being incorrectly rounded to whole value in centimeters

FIX - forecasts - improvements for australian highs/lows

FIX - forecasts - improved error message for forecast requests out of allowed range

FIX - observations/archive - PWS precip calculation improvements

FIX - observations/summary - ensure stations have summaries for each day of requested period

FIX - other minor bug fixes and improvements

ADD - observations/summary - add min/max/avg altimeter values

MOD - conditions - improvements with biasing from local observations

MOD - forecasts - phrasing improvements for weather, weatherPrimary

MOD - earthquakes - Default to last 24 hours if no from parameter

MOD - general - Oct 2020 US & Canadian Postal codes

FIX - alerts - corrected Hurricane Local Statement color / category support

FIX - earthquakes - api error if no magnitude available

FIX - observations - occasional api error for PWS missing location information

FIX - general - update to the latest time zone changes

FIX - general - other minor updates and improvements.

FIX - forecasts - DST bug with filter=daynight and filter=mdnt2mdnt

FIX - forecasts - DST bug with daily forecasts

MOD - forecasts - Improved Australian forecast model coverage

MOD - forecasts - Improved POP (probability of precip) resolution within the US

FIX - general - other general improvements and bug fixes

ADD - conditions - support for new for parameter to request conditions for a specific date/time

MOD - places - European locations will now include a profile.wxzone value, matching the zone used for alerts

MOD - places - improvements for profile.wxzone to be available when querying by PWS station ID or latitude/longitude.

FIX - alerts - ensure active = false for expired alerts vs just canceled ones

FIX - conditions - improvements for winds and feels like temperatures

FIX - forecasts - improvements for forecast temperatures

FIX - stormreports - sort parameter being ignored

FIX - convective/outlook - fixes occasional api error when using the contains action

FIX - general - other general improvements and bug fixes

FIX - alerts - route action will return an array for all locations vs object if only 1

FIX - alerts - filter=county not working within the US

FIX - conditions - default radius for interpolated historical

FIX - conditions - warn_no_data warning not being generated properly

FIX - conditions - historical sometimes returning more than 24 intervals

FIX - indices - occasional API error for road conditions index

FIX - observations/archive - empty periods returned without plimit parameter when using filter=calcprecip

FIX - general - other general improvements and bug fixes

ADD - conditions/summary - initial public beta

ADD - conditions - initial historical support

MOD - earthquakes - Archive expanded back to 1945

MOD - stormreports - general updates and improvements

FIX - earthquakes - Can now query by location, earthquakes/san diego,ca

FIX - conditions - psort parameter returned API error

FIX - conditions - relative from/to parameter values using UTC vs local timezone

FIX - conditions - plimit/pskip being ignored

FIX - alerts - Canada Special Statements should not be returned by default

FIX - alerts - filter=geo&format=geojson was returning the polygon twice, doubling the bandwidth

FIX - alerts - Improved expiration of Canadian alerts.

FIX - forecasts - Occasionally returning 1 less than expected hourly results (23 vs 24)

FIX - forecasts - general extended forecast improvements

FIX - general - other general improvements and bug fixes

FIX - forecasts - various bug fixes and improvements

FIX - general - other minor bug fixes and improvements

ADD - alerts - route action support

FIX - places - api error for some PWS stations with incorrect lat/lon (i.e. in ocean)

FIX - observations/summary - potential API error if archive summary has bad visibility info

FIX - stormcells - potential API error for within requests with incorrect bounding box request

FIX - general - other minor bug fixes and improvements

ADD - observations - add dataSource attribute

MOD - places - lower cache time from 1 day to 1 hour

FIX - observations/summary - correct api_error for queries to far into past or future

FIX - observations/archive - correct api_error for queries to far into past or future

FIX - precip/summary - correct api_error when using sort=dt:-1

FIX - precip/summary - use local relative time for from=midnight

FIX - general - other minor bug fixes and improvements

FIX - stormcells - correct api_error response for some search action queries

FIX - stormcells - improvements for the forecast cone polygons

FIX - general - Other minor bug fixes and updates

MOD - stormcells - general improvements, including metric values for ob.top and ob.hit

FIX - general - Other minor bug fixes and updates

ADD - point data - new level of detail feature. For observations and most other point data endpoints, can now pass new lod parameter (level of detail) corresponding to map zoom level or mindist to help ensure data separation when displaying on a map.

ADD - observations/archive - new periods.precipSinceMidnight and precipSinceLastOb for observations stations that provide the data.

ADD - observations - new precise filter will return attributes with increased decimal precision.

ADD - observations/archive - new precise filter will return attributes with increased decimal precision.

ADD - observations/summary - new precise filter will return attributes with increased decimal precision.

MOD - general - NOT query element (!) now works with both string and numeric attributes. Previously, worked with strings only.

FIX - within queries - Improved support for within rectangular queries that cover large global areas across the dateline.

FIX - storm reports - correct inconsistencies with hail reports. If no size included in the report, then set hailIN and hailMM to null.

FIX - observations - PWS stations with no weather or sky information, occasionally defaulting to fair / mostly sunny or mostly clear.

FIX - observations - api_error returned for rare instances when a new observation may not yet have an associated place attribute.

FIX - general - Other minor bug fixes and updates

ADD - observations - New strict filter will limit results to observations passing QA that include temps, dewpt, humidity, pressure, winds and sky/weather information.

ADD - observations/summary - New strict filter will limit results to observation passing QA that include temps, dewpt, humidity, pressure, winds and sky/weather information.

MOD - alerts - windchill advisories, watches, and alerts moved to winter category vs winds

MOD - observations - hasprecip filter now limits to stations that are known to report precip and pass QA.

FIX - observations - improvements for the handling of IN (intermittent), DU (Dust), S (Sand) and PO METAR weather codes

FIX - observations - Ensure ob.uvi attribute is included in the output, even for stations that do not report (null is the default)

FIX - observations - passing query parameter would override default observation trust factor verification.

FIX - general - Other minor bug fixes and updates

FIX - places - elevation values displaying when querying by airport id

FIX - stormreports - error when querying by storm report id

FIX - fires - error when querying by fire report id

FIX - forecasts - improved precipitation forecast for mid and long-range forecasts

FIX - general - Other minor bug fixes and updates

ADD - forecasts - new periods.solradWM2 provides estimated solar radiation, normally used with filter=1hr

ADD - forecasts - new periods.solradMinWM2 and periods.solradMaxWM2 provide the min / max hourly values across a forecast interval

ADD - observations - filter=interp returns interpolated observation if an actual observation is not nearby. (Currently beta)

FIX - tropicalcyclones - distanceNM missing for wind radii

FIX - forecasts - For some Canadian locations, the day 1 pressure returned as station pressure vs the documented MSLP

FIX - general - Other minor bug fixes and updates

ADD - tropicalcyclones - support for wind radii for active storms

ADD - tropicalcyclones - current position and forecast wind field polygons

ADD - pws - Add support for new PWS Contributors Access

MOD - observations - added recTimestamp and recDateTimeISO, denoting when an observation was received

MOD - observations - new adt query mapping, allowing to query or sort based on received/added time of an observation

MOD - observations - add tzname and tzoffset (in seconds) to the profile object

MOD - places - Sept 2019 US zip code update

MOD - places - Sept 2019 CA postal code update

FIX - stormreports - hail size not properly rounded to a max of 2 decimals

FIX - observations - API returning no error in rare instances of an observation pressure received as NaN

FIX - general - Other minor bug fixes and updates

FIX - general - Other minor bug fixes and updates

MOD - alerts - Support for Environment Canada Squall Warnings/Watches

FIX - general - Other minor bug fixes and updates

ADD - tropicalcyclones - support for invest test storms

ADD - tropicalcyclones/archive - Active invests are available using the filter=invests. Archive invests are not available at this time.

MOD - places - July 2019 US zip codes update

MOD - places - July 2019 CA postal codes update

FIX - observations - wxsnow filter no longer returns observations with hail for international locations

FIX - general - Other minor bug fixes and updates

MOD - general - Improved logical OR support for filters. i.e. for stormreport, can now use filter=hail;wind to return storm reports that are either hail or wind reports.

FIX - observations - API not properly handling when GS utilized for hail vs. snow pellets in METAR observations.

FIX - stormreports - corrected within query when bounding box crossed the international dateline AND had a positive east and west longitudes.

FIX - general - Other minor bug fixes and updates

ADD - lightning - adt sorting parameter allows sorting based on the time the lightning strike was received and added

ADD - lightning - adt filter to allow forcing the from/to parameters to filter on the recTime (added time) vs. the lightning observation time.

MOD - tropicalcyclones - lower cache / expires headers from 10 minutes to 1 minute

MOD - tropicalcyclones/archive - lower cache / expires headers from 10 minutes to 1 minute

FIX - alerts/summary - corrected issued with occasional empty document vs. warn_no_data when no alerts

FIX - stormreports/summary - corrected issued with returning invalid_request vs. warn_no_data when no stormreports within the request

FIX - general - Other minor bug fixes and updates

MOD - forecasts - Update the maximum limit from 360 to 384 for hourly forecasts

MOD - places - March 2019 US zip codes and CA postal codes

FIX - precip/summary - Correct a DST bug returning incorrect daily results for dates prior to DST.

FIX - general - Other minor bug fixes and updates

MOD - forecasts - General Improvements

MOD - places - Feb 2019 US zip codes and CA postal codes

FIX - general - Other minor bug fixes and updates

MOD - forecasts - Improvements for mid term forecasts (days 3-7)

FIX - general - Other minor bug fixes and updates.

MOD - places - Jan 2019 US zip codes and CA postal codes

FIX - phrases/summary - improvements with multiple precipitation types and period placement

FIX - CA alerts missing profile.tz for some Canadian Location codes (CLCs)

FIX - general - Other minor bug fixes and updates.

ADD - alerts - french support for Canadian alerts with a new lang=fr parameter. For Canadian alerts, returns the title and body in French vs English.

MOD - observations - Improved support for UP precipitation type.

FIX - observations - Variable winds were being returned with a direction of 0 degrees / N (North). Now properly returns -1 / VRB

FIX - forecasts - Route action not utilizing the from/to parameters within the POST body.

FIX - places/postalcodes - Correct id/zip/postalcodes query mappings and allow mixed case values to be provided for Canadian postal codes

FIX - general - Other minor bug fixes and updates.

FIX - tides - Ensure tides type are returned in lower case per the docs

FIX - observations/summary - improved handling of DST for locations that change at midnight vs a later hour.

FIX - general - minor bug fixes and improvements

ADD - lightning - add route action support for lightning endpoint

ADD - alerts - support for the new NWS Snow Squall Warning

MOD - tides - Update to include latest 2018, 2019 and 2020 tide predictions

MOD - route - skip empty locations i.e. p=24060;30301;;10001 vs returning an error

FIX - route - resolve API error with some route GET queries

FIX - general - minor bug fixes and improvements

ADD - general - Ability to enable/disable applications/namespaces from the member area

MOD - Tropicalcyclones - Default Sort by cyclone ID if no sort provided

MOD - Tropicalcyclones - Support for NHC special updates that can occur between normal updates

MOD - Various - For endpoints that support GeoJSON, if requesting in GeoJSON and providing fields=xxx without including the location field name, it will automatically be added by the API

MOD - places - Oct 2018 US zip codes and CA postal codes

MOD - rivers - Update river gauges with the latest crest and impact information as of Oct 10, 2018

MOD - places/airports - Improve type query mapping. Now allows any casing for value.

FIX - observations/summary - summary date off by an hour with NZ and AU DST timezone changes

FIX - minor bug fixes and improvements

ADD - tropicalcyclones - new currentbasin query element to query against the basin an active storm is within.

ADD - general - new filter=centroid option to force using a US zip code polygon centroid latitude/longitude vs the corresponding city latitude/longitude

ADD - phrases/summary - new filter=noob option for no observations. Forces the phrasing to use the short-term forecast only.

MOD - places - Update US zip codes support to latest Sept 2018 data.

MOD - places - Update CA postal code support to latest Sept 2018 data.

MOD - places - Update GeoIP to City database with latest Sept 2018 data, used for the :auto functionality.

FIX - tropicalcyclones - when filter=geo applied and user passing fields parameter, automatically add errorCone field if not set.

FIX - sunmoon - adjust the illumination values used for determining the moon phase at midnight local time. Some locations display full moon for two days.

FIX - threats - removed unused/undocumented lightning property from the API response

FIX - tropicalcyclones - various archive data updates

FIX - minor bug fixes and improvements

ADD - precip/summary - public beta of new precip/summary endpoint

MOD - tropicalcyclones - improved support when crossing the international dateline / 180 longitude

MOD - tropicalcyclones - improved support for test storms, now using event numbers 80 -89

MOD - general - improve the warn_no_data description

MOD - forecasts - improve the mdnt2mdnt filter functionality for locations outside of the US

FIX - forecasts - isDay would display false for some areas within longitude 176 - 180 longitude

FIX - minor bug fixes and improvements

ADD - wizard - New API Wizard: https://www.aerisweather.com/wizard/api/

ADD - tropicalcyclones - support for invests with the new filter=invests option. Invests are areas under investigation for potential future tropical development.

ADD - tropicalcyclones and tropicalcyclones/archive - new profile.basins is an array of all basins the cyclone has tracked within

ADD - tropicalcyclones and tropicalcyclones/archive - new origin query parameter option that queries the profile.basinOrigin

ADD - tropicalcyclones - query storms that traveled within multiple basins with query=basin:ALL:ep:cp

ADD - tropicalcyclones - new profile.basinCurrent attribute which defines the current basin the storm is within. Null for nonactive storms

ADD - observations - new filter=qcok option. Can be combined when using the query parameter, and overriding the default of rejecting stations with failed QC

ADD - observations/summary - new filter=qcok option, which will only return summaries for stations that all observations for the day passed QC.

MOD - tropicalcyclones and tropicalcyclones/archive - update profile.basin to be profile.basinOrigin

MOD - tropicalcyclones and tropicalcyclones/archive - update basin filters to query the profile.basins vs. profile.basinOrigin

MOD - tropicalcyclones and tropicalcyclones/archive - querying basin no longer case sensitive

MOD - observations/summary - hasprecip filter now limits results to stations known to provide precip AND have a passing precipitation QC.

MOD - postalcodes - Update US zip codes to Aug 2018 data

MOD - postalcodes - Update CA postal codes to Aug 2018 data

FIX - observations/summary - summary.precip.QC would return incorrect code in some circumstances

FIX - observations/summary - in some rare cases, a new observation station could return a summary without profile.hasprecip attribute

FIX - minor bug fixes and improvements

ADD - tropicalcyclones - Added profile.tz for timezone support

ADD - tropicalcyclones/archive - Added profile.tz for timezone support.

ADD - tropicalcyclones/archive - Added West Pacific, Southern Hemisphere and Indian Ocean archive, 1945 - 2018.

ADD - tropicalcyclones/archive - Added East Pacific / Central Pacific archive, 1949 - 2018.

ADD - tropicalcyclones/archive - Added Atlantic archive, 1851 - 2018.

MOD - tropicalcyclones/archive - No longer requires a from/to when using query=year:####

FIX - forecasts - Hourly forecasts isDay incorrectly set to false around sunrise/set for some locations.

FIX - tropicalcyclones - Correct profile.name issue with Indian ocean and southern Pacific tropical cyclones

FIX - observations - Observed visibility incorrectly returning null for some mesonet stations that are reporting visibility.

FIX - Other minor updates and bug fixes.

ADD - tropicalcyclones/archive - Access to archive tropical cyclones for all basins in public beta

MOD - tropicalcyclones - querying test storm 2017-AL-16-TEST no longer requires filter=test

FIX - tropicalcyclones - various bug fixes with the output.

FIX - FIPS:##### queries not working properly

FIX - other minor improvements and bug fixes

ADD - new tropicalcyclones endpoint in public beta

MOD - update to July 2018 US zip codes

MOD - update to Jul 2018 CA postal codes

MOD - QC improvements for Official observations

FIX - NWS marine alerts incorrectly setting place.country to null

FIX - minor bug fixes and updates

MOD - fires - allow :id style queries

MOD - observations/summary - now limits search based on plimit if no to parameter

MOD - convective/outlook - no longer require filter=geo when using format=geojson

MOD - fires/outlook - no longer require filter=geo when using format=geojson

MOD - droughts/monitor - no longer require filter=geo when using format=geojson

FIX - minor bug fixes and updates

ADD - lightning - new negative and positive filter to limit results to corresponding pulse polarity information

ADD - lightning/summary - new negative and positive filter to limit results to corresponding pulse polarity information

ADD - lightning/summary - addition of count of negative / positive polarity lightning strikes/pulses

ADD - lightning/summary - addition of min/max amperage for negative / positive polarity lightning strikes/pulses

MOD - lightning/summary - No longer in Beta, available to all subscription levels

MOD - general - Update with 2018-06 US & Canadian postal codes

FIX - lightning/summary - round average values (peakAmp, numSensors)

FIX - lightning/summary - closest action limiting to 100 max strikes in the response

FIX - lightning/summary - correct default time range for the last 5 minutes

FIX - Other minor bug fixes and updates.

ADD - airquality - periods.method attribute defining the AQI calculation method

ADD - airquality/forecast - periods.method attribute defining the AQI calculation method

FIX - observations - isDay improperly being set to false during the midnight sun

FIX - forecasts - hourly intervals improperly setting isDay to false during the midnight sun

FIX - alerts - improved handling of NWS alerts with malformed headers

FIX - various other minor fixes and improvements.

ADD - lightning - lightning API endpoint now available to all weather API premium subscriptions

FIX - lightning/summary - /search action incorrectly returned an array vs an object

FIX - general - /endpoint/searchlight,nv queries failed because API attempted search query

FIX - various other minor fixes and improvements.

MOD - alerts - add fire weather to nonprecip filter

MOD - alerts/summary - add fire weather to nonprecip filter

MOD - postalcodes - Update to 2018-05 Canadian Postal codes

MOD - postalcodes - Update to 2018-05 US zip codes

MOD - general - Update to 2018-05 IP to city DB for use with :auto

MOD - general - namespace verification improvements

FIX - airquality/forecasts - plimit parameter ignored

FIX - various other minor fixes and improvements.

MOD - general - Update to 2018-02 US zip code and CA Postal codes

FIX - forecasts - in some instances, hourly snowfall would not match day totals beyond 72 hours

FIX - other minor updates and bug fixes

ADD - advisories - new nonmarine filter option

ADD - advisories/summary - new nonmarine filter option

FIX - observations/summary - Improve speed for archive summaries, when no to provided

FIX - earthquakes - Improve speed for archive summaries, when no to provided

FIX - stormreports - Improve speed for archive summaries, when no to provided

FIX - records - Improve speed for archive summaries, when no to provided

FIX - fires - Improve speed for archive summaries, when no to provided

FIX - other minor updates and bug fixes

ADD - advisories - new airquality filter limits to smog, smoke, and air quality alerts

FIX - advisories - support for Canadian Freezing Drizzle advisory

FIX - advisories - corrections for Canadian Freezing Rain warning

FIX - advisories - support for Canadian Smog Warning

FIX - other minor updates and bug fixes

MOD - general - support for EMPTY and !EMPTY to test for empty string EMPTY != NULL

MOD - postcalcodes - Update with Jan 2018, US & Canadian Postal Codes

MOD - places - improvements for the location determinations

FIX - forecasts - iceaccum should be iceaccumIN and iceaccumMM

FIX - other minor updates and bug fixes

ADD - forecasts - hourly intervals for up to the next 24 hours now available in API Basic, use filter=1hr&limit=24.

ADD - forecasts - new precise filter option. When used celsius temperatures will include 1 decimal point vs rounding to next whole number (tempC, maxTempC, minTempC, dewptC, feelslikeC, etc)

ADD - phrases/summary - move out of beta and add phrases/summary endpoint to premium

MOD - general - locations with Saint in the name can now use Saint, Sainte, St or St.

MOD - postalcodes - Update with Dec 2017, US and Canadian Postal Code updates

FIX - general - Return API warning is user supplies invalid parameter

FIX - phrases/summary - place.state field would not always have proper state

FIX - other minor updates and improvements

ADD - countries - added place.continentFull to match places endpoint

MOD - countries - update with latest population data

MOD - general - Update to Nov IP to city DB for use with :auto

FIX - places - Update to use proper continent names/abbreviations matching countries endpoint

FIX - other minor updates and improvements

FIX - advisories - hard free watch color code not correct

FIX - other minor updates and improvements

FIX - observations - Some queries/filter combinations could improperly return results without sky information

FIX - places - City, XX where XX was a country abbreviation that matched a China province would fail to search the country

FIX - other minor updates and improvements

ADD - lighting/summary - new endpoint that provide summary information (total lighting pulses, etc) for use with lightning API subscriptions

MOD - general - NULL is now a valid query value. i.e. /observations/search?query=rh:NULL

MOD - general - NULl and !NULL are no longer case sensitive.

MOD - threats - storm cell query parameters cannot be used with the threats endpoint. i.e. obtain threats based on storms with a 90% chance of hail

FIX - rivers - filter=lowwaterecord not working properly

FIX - advisories/summary - intermittent API error when using the wind or nonprecip filters

FIX - observations/summary - intermittent API errors for some observations prior to 2013

FIX - places/airports - query=name:xxxx improperly querying against the airport city name vs airport name

FIX - other minor updates and improvements

FIX - observation/archive - closest action not properly accounting for timezone.

FIX - observation/summary - closest action not properly accounting for timezone.

FIX - other minor updates and improvements

ADD - rivers - New rivers endpoint providing access to AHPS river and lake gauge information

ADD - rivers/gauges - New rivers/gauges endpoint provide access to AHPS river gauage information

ADD - places - profile now includes wxzone, firezone, fips and countyid information when available (US & Canada)

ADD - places/postalcodes - profile now includes wxzone, firezone, fips and countyid information when available (US & Canada)

ADD - places/airports - profile now includes wxzone, firezone, fips and countyid information when available (US & Canada)

MOD - advisories - support for querying issued, begins, expires and added timestamps via query parameter

MOD - advisories - can now sort by begins timestamp

ADD - advisories - new beach filter option (for rip currents etc)

MOD - advisories/summary - support for querying issued, begins, expires and added timestamps via query parameter

MOD - earthquakes - support for querying observed time via query parameter

MOD - general - !NULL is a valid query parameter value. i.e. /observations/55403?qury=rh:!NULL will only return values where humidity is not null

MOD - lightning - support for height and number of sensors. in output and new query/sort options

MOD - forecasts - now calculating F temperatures prior to rounding C temperatures

FIX - advisories - support for Storm Surge watch/warning categories and colors

FIX - advisories - support for rip current statement category and color

FIX - observations/archive - correct date localization globally

FIX - observations/summary - correct date localization globally

FIX - sunmoon - corrected date localization

FIX - sunmoon - skip parameter ignored

FIX - other minor updates and improvements

MOD - General - August 2017 US zip codes & Canadian postal codes update

MOD - General - Latest US fips, weather zone and fire zone updates

MOD - places - fips:##### location support is no longer case sensitive. Can use fips:###### or FIPS:#####

MOD - observations/summary - add default psort=dt:1 if no psort provided, so individual obs are sorted

MOD - observations/summary - increase plimit max allowed to 1500 to support stations that report once per minute

FIX - observations/summary - pskip support not always working properly

FIX - advisories - Add improved support for Canadian Tropical Cyclone Statement, Weather Advisory

FIX - other minor updates and improvements

ADD - advisories - new country specific filters: canada, usa and allcountries

ADD - advisories - new hassmallpoly filter limit queries to alerts with a small polygon

ADD - advisories - new distinct filter returns a single copy of alerts. For use at the country level

ADD - advisories/summary - support for Canadian alert summaries

FIX - forecasts - improved support for smoke weather type

FIX - forecasts - improved phrasing for haze weather type

FIX - other minor updates and improvements

ADD - advisories - Support for Canadian Alerts

ADD - advisories - details.cat now set to the category the alert type is part of. i.e. flood, winter, heat,  wind etc.

ADD - places - Support for Canadian Location Codes (CLC-######) as a supported place format

MOD - lightning - previously no guaranteed order by time, now defaults to descending matching other endpoints

FIX - other minor updates and improvements

ADD - advisories - details.cat will contain the general category/grouping of the alert type

MOD - lightning - improved lightning addon support

MOD - general - improved HTTP OPTIONS support

MOD - general - update Canadian Postal Codes

FIX - other minor updates and improvements

MOD - general - Update with latest US and Canadian postal codes

FIX - advisories - Intermittent errors when querying by US weather zones (i.e. MNZ001)

FIX - other minor bug and database updates

MOD - batch - Increase the maximum batch request endpoints from 10 to 20

MOD - places - Update population values

MOD - places - Improvements for the China province support

FIX - other minor bug and database updates

ADD - places - Chinese province names and abbreviations returned in places output

ADD - general - can include Chinese province name or abbreviation in query Guangzhou, Guangdong or Guangzhou,GD or Guangzhou,GD,CN

ADD - general - can query data with Chinese province, return up to 100 observations from Guangdong, China /observations/search?query=country:cn,state:gd&limit=100

MOD - threats - several threats endpoint improvements

FIX - other minor bug and database updates

ADD - stormreports/summary - new range.fromTimestamp and range.toTimestamp elements correspond to the requested data range

MOD - general - latest IP to City DB Update

FIX - stormreports - occasional API error with some older storm report data

FIX - stormreports - details query not working properly. Can now use filter=hail&query=detail:1 to filter storm reports for hail with a size >= 1 inch

FIX - stats - Correction for hourly API stats display within members area

FIX - other minor bug and database updates

MOD - general - improved support for alternate city names. Example: nyc,ny

MOD - general - registered app namespaces may now support wildcard asterisk at the end. Example: com.aerisweather.*

FIX - observations/summary - Improved precipitation total QC handling

FIX - forecasts - weather phrase correction SleetSnow to Sleet/Snow

FIX - other minor bug and database updates