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snowy and cold outdoors
January 6

Splitting Polar Vortex Has Subzero Implications Northern USA

The American model projection showing the polar vortex shifting southward and elongating across the northeast Atlantic and Northern Europe, extending toward Asia on Jan. 7.earth.nullschool.net The Polar Vortex is Splitting in Two, Which May Lead to Weeks of Wild Winter Weather. Especially on the East Coast and New England, I might add. Capital Weather Gang has a good explainer: “A dramatic spike in temperatures is occurring at high altitudes above the North Pole, where the air is thin and typically frigid. Known as a sudden stratospheric warming event, experts say it’s likely to have potentially significant repercussions for winter weather...

weekend-snow-barn
January 5

Arctic Air Roughly 2 Weeks Out – 2020 Highlights – Billion Dollar Disasters Rising

NOAA GFS Model valid 1 am January 17, 2021pivotalweather.com Paul Douglas 2020: Warmer and Drier for Minnesota. Here’s an excerpt of a good climate summary from Dr. Mark Seeley at Minnesota WeatherTalk: “…As we wrap up the year, basically a warmer than normal one and slightly drier than normal one as well, we can look back at the statewide pattern month by month. Overall, 2020 ended up among the top 15 warmest in state history (back to 1895) and was drier than normal ranking about 43rd driest out of 126 years…” Number One for 2020: Record November Warmth.The Minnesota DNR...

Bobcats-driving-on-snowy-road-header2
December 23

Minnesota Blizzard Today but Mild Signal May Prevail January Through March

Free Snowstorm Just In Time For Christmas ”Let it snow. Let it snow. Let it snow.” I know commutes have been a breeze, but think about it. A Minnesota Christmas without snow is a little like peanut butter without jelly – pasta without sauce – burgers without fries. Suddenly I’m hungry. It’s coming right down to the wire, but I suspect a (very) white Christmas is imminent. Weather models are trending snowier over time and plowable amounts are likely by Christmas Eve. “How many inches in my yard, Paul?” I’m thinking 5-10”. A real storm. ECMWF (European) is hinting at...

Christmas tree without decorations outdoor in park with bokeh, beautiful blue spruce snow fall
December 22

White Christmas Odds Increase Across Upper Midwest – Advantages of Winter Hibernation?

18z Monday ECMWF Snowfall Prediction by Christmas MorningWeatherBell ECMWF Holding Firm With Accumulating Snow? Slam dunk? No, it never is. But the European model is still predicting potentially plowable snowfall amounts Wednesday into Wednesday night. Even if you cut the numbers in half it would still cover lawns and fields with a blanket of white in time for Christmas. We’ll see. But yeah, there’s still a chance. Paul Douglas, Praedictix The Nadir of Daylight. It’s all uphill from here in the daylight category; within 2 months nearly 2 additional hours of daylight. Yes please. Early January: Mild Signal Persists. January...

December 18

40″+ Snowfall Amounts New York State – Exceptional Drought – First Arctic Cold Wave Coming

GFS Predicted Temperatures December 23-26NOAA and Tropical Tidbits.com First Arctic Front of the Winter. Subzero temperatures are likely late next week, just in time for Christmas, and I could see chill factors dipping to -30F for about 36 hours before a rapid warming trend the weekend after Christmas. Just a subtle yet blunt reminder that it’s December. Climate Forecast System model (CFS)NOAA Mild Bias To Continue Into Mid-January. NOAA’s CFSv2 forecast from December 18, 2020 through December 17, 2021 predicts overall temperatures some 4-8F warmer than average for Minnesota and the Dakotas. Spasms of numbing air, but milder overall (which...

man shoveling snow outside
December 17

Much of Northeast: More Snow Yesterday Than All of Last Winter

12KM NAM Future RadarNOAA and Tropical Tidbits.com Few Snow Showers Late Friday? Another anemic clipper pushes a band of snow showers across the state late Friday, possibly mixed with a little rain. The Edge of Numb. Moderately cold air lurks just to our north by the end of December, each inevitable Alberta Clipper bringing chunks of that chilly air south of the border. Will a mild, Pacific signal spill into January or are our relatively mild days numbered with a swing to much colder weather as we enter 2021. I suspect January will live up to its reputation. Briefing: Wednesday,...

December 16

Northeast “Snowpocalypse” – Winter Season Severity Index – World’s Highest Weather Station

All sharing options Snowfall Potential Next 36 HoursNOAA and AerisWeather No Winning Snowfall Lotto Anytime Soon Minnesota won’t win the Snow Lotto anytime soon. That distinction goes to Pennsylvania, where up to 30 inches may pile up by Thursday. Over a foot of snow may plaster New York City, far more than the 4.8 inches that fell all last winter. The European model is hinting a few inches north of MSP next Wednesday, ahead of much colder air which will leave us shivering on Christmas, but from the MSP metro on south a white Christmas is still a stretch. Not...

snowy conditions on road
December 15

Near-Blizzard Conditions Possible Mid Atlantic and Northeastern USA

Twin Cities National Weather Service GFS Forecast Pressure and PrecipitationTropical Tidbits Southern Detour to the Storm Track. The 12 NOAA GFS model run sweeps the most significant moisture well south of Minnesota, a trend we’ve witnessed in recent weeks. I see no major deviation from this (dry, relatively mild) pattern until possibly the last few days of December. Then Again… I’ve seen this numerous times in the last few weeks: GFS suggesting a cold snap, only to have a persistent Pacific signal erase any bitter cold by the next model run. Let’s see if there is any consistency to the...

December 15

Worried About Proposed National Weather Service Rate Limits? You’re Not Alone.

The National Oceanic and Atmospheric Administration (NOAA) operates the National Weather Service’s (NWS) National Centers for Environmental Prediction (NCEP), which has played a vital, but at times unreliable role in disseminating crucial weather data to private enterprise, public agencies, and the general public. As demand for this data has grown over time, free and open access to these agency data pipelines is facing critical bandwidth limitations that have forced the agency to propose hard limitations on the allowed number of requests for model and weather data per minute. With an open period for gathering public opinion already kicked off, the...

santa flying in front of night moon
December 11

Not-So-White Christmas For Most of USA This Year – Analysis of Record 2020 Hurricane Season

Santa Not Intimidated By A Mild December ”I will honor Christmas in my heart, and try to keep it all the year” wrote Charles Dickens in “A Christmas Carol”. Neither Hanukah nor Christmas has been cancelled, but a blizzard of infection will make this a holiday season unlike anything we’ve ever seen.<p>A friend had a good point. “If there was a blizzard on Christmas Eve most of us would stay home, not push our luck. We’d still celebrate Christmas, while keeping our loved ones safe” he wrote. Yes. Who would have predicted this back in October? The weather is locked...