Spearfish, South Dakota Weather Forecast

Local

Spearfish, SD, US

44.49082, -103.85937

Air Quality

Updated an hour ago

Moderate

Primary Pollutant: PM2.5

O3	99 µg/m3 (45)
PM2.5	17 µg/m3 (62)
PM10	20 µg/m3 (18)

CO	246 µg/m3 (2)
NO2	1 µg/m3 (1)
SO2	3 µg/m3 (2)

Source: CAMS, Vaisala Xweather

Nearby Stations

Station	AQI	Primary Pollutant	PM2.5 (AQI)	PM10 (AQI)	NO2 (AQI)	OZONE (AQI)	CO (AQI)	SO2 (AQI)
Newcastle	48	O3	n/a	n/a	n/a	106 (48)	n/a	n/a
Summerset	87	O3	n/a	53 (48)	n/a	133 (87)	n/a	n/a
Rapid City	153	PM10	26 (79)	260 (153)	n/a	n/a	n/a	n/a
Rapid City	176	PM10	35 (99)	307 (176)	n/a	n/a	n/a	n/a
Newcastle	49	O3	n/a	n/a	n/a	108 (49)	n/a	n/a
Blackhawk	87	O3	n/a	53 (48)	n/a	133 (87)	n/a	n/a
Rapid City	93	PM2.5	32 (93)	36 (32)	n/a	n/a	n/a	n/a

Source: Bureau of Land Management - Wyoming, South Dakota Department of Agriculture and Natural Resources, Unknown Governmental Organization, AirGradient

Extended Forecast


Hour
AQI
Primary
Wind Dir

Wind Speed ( mph kmh)
Temp (°F°C)

Friday, Jul 26					Saturday, Jul 27																								Sunday, Jul 28																								Monday, Jul 29																								Tuesday, Jul 30
7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm
61	58	60	57	58	54	54	57	57	55	52	50	52	52	52	51	48	44	42	45	45	43	43	42	41	43	47	45	42	43	43	38	44	44	44	42	44	42	38	39	40	41	41	38	41	41	38	39	40	42	42	46	52	53	59	59	57	54	54	47	49	52	49	47	46	55	50	46	83	77	80	82	63	48	42	42	38	38	38	33	29	29	29	26	30	33	36	43	52	75	82	90	97	97	97	96	77
PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	PM2.5	PM2.5	PM2.5	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	PM2.5	O3	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	PM2.5	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3	O3

ENE	ESE	SE	SE	SE	SE	SE	SSE	SSE	SSE	SSE	S	S	SSW	SSE	NNW	NW	WNW	W	WNW	NW	NW	NW	N	N	E	SSE	S	S	S	SSW	SSW	SSW	SW	WSW	W	WNW	WNW	NNW	NNW	NNW	N	N	N	SE	SE	SE	N	N	N	ESE	ESE	ESE	S	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	WSW	WSW	WSW	W	W	W	NW	NW	NW	NW	NW	NW	S	S	S	S	S	S	SSW	SSW	SSW	SSW	SSW	SSW	NW	NW	NW	NW	NW	NW	NNW	NNW
9 14	8 12	7 11	7 11	6 9	6 9	5 9	4 7	4 7	4 7	4 7	4 7	3 5	2 4	3 5	4 7	4 7	6 9	6 9	5 9	6 9	6 9	5 9	7 11	5 9	4 7	4 7	6 9	6 9	6 9	5 9	4 7	4 7	4 7	4 7	4 7	4 7	5 8	6 9	7 11	8 12	9 14	9 14	9 15	10 16	10 16	10 16	10 16	8 14	7 11	6 9	5 8	5 8	4 7	4 7	4 6	4 6	4 6	4 6	4 6	4 6	3 5	3 5	4 6	5 8	6 9	6 10	7 12	8 13	9 14	9 15	10 16	9 15	9 14	8 13	8 12	7 12	7 11	7 11	6 10	6 10	6 10	6 9	6 9	6 10	6 10	7 11	7 11	7 12	8 12	8 13	8 14	9 14	9 15	10 15	10 16	9 15
78 25.5	75 23.7	73 22.5	71 21.7	71 21.4	70 21	69 20.8	69 20.6	67 19.4	67 19.3	66 18.9	65 18.2	68 20.1	72 22	76 24.3	83 28.2	86 30.2	89 31.6	91 32.7	91 32.8	92 33.2	92 33.1	91 32.7	90 32	87 30.3	81 27.5	78 25.7	76 24.4	75 23.8	74 23.4	72 22.4	71 21.5	69 20.6	67 19.4	66 18.8	66 18.9	68 20.1	72 22.3	76 24.4	79 26	81 27.5	84 29	84 29	84 29	84 29	84 28.9	84 28.7	83 28.6	80 26.5	76 24.4	72 22.3	71 21.5	69 20.7	68 20	67 19.5	66 19.1	66 18.7	65 18.5	65 18.3	65 18.1	69 20.6	74 23.1	78 25.5	81 27.3	84 29.2	88 31	89 31.5	90 32	90 32.4	90 32.2	90 32	89 31.8	86 30.2	84 28.7	81 27.1	78 25.6	75 24.1	73 22.5	72 22.2	71 21.8	71 21.5	70 21.1	69 20.7	69 20.4	73 22.5	76 24.7	80 26.8	84 28.9	88 31.1	92 33.2	92 33.1	92 33.1	91 33	91 32.9	91 32.9	91 32.8	88 31.1

Source: CAMS, Vaisala Xweather