IEM :: Observation History

02 September 2026 Observation History, [SPF] Spearfish, timezone: America/Denver

Time	Wind (mph)	Vis. (mi.)	Sky Cond. (100s ft)	Temperature (ºF)					Relative Humidity	Pressure		Precipitation (in.)
				Air	Dwpt	Feels Like	6 hour			altimeter (in.)	sea level (mb)	1 hr	3 hr	6 hr
				Air	Dwpt	Feels Like	Max.	Min.		altimeter (in.)	sea level (mb)	1 hr	3 hr	6 hr
12:15 AM	Calm	10	CLR	63	59	63			88	29.95		0.00	M	M
KSPF 020615Z AUTO 00000KT 10SM CLR 17/15 A2995 RMK AO2
12:35 AM	W 7	10	CLR	59	57	59			94	29.95		0.00	M	M
KSPF 020635Z AUTO 27006KT 10SM CLR 15/14 A2995 RMK AO2
12:55 AM	W 6	10	CLR	59	57	59			94	29.95		0.00	M	M
KSPF 020655Z AUTO 26005KT 10SM CLR 15/14 A2995 RMK AO2
1:15 AM	WSW 3	10	CLR	57	57	57			100	29.95		0.00	M	M
KSPF 020715Z AUTO 24003KT 10SM CLR 14/14 A2995 RMK AO2
1:35 AM	SW 6	10	CLR	57	57	57			100	29.95		0.00	M	M
KSPF 020735Z AUTO 22005KT 10SM CLR 14/14 A2995 RMK AO2
1:55 AM	SW 5	10	CLR	57	57	57			100	29.95		0.00	M	M
KSPF 020755Z AUTO 23004KT 10SM CLR 14/14 A2995 RMK AO2
2:15 AM	SW 3	10	CLR	57	57	57			100	29.95		0.00	M	M
KSPF 020815Z AUTO 23003KT 10SM CLR 14/14 A2995 RMK AO2
2:35 AM	SSW 3	10	CLR	55	55	55			100	29.94		0.00	M	M
KSPF 020835Z AUTO 21003KT 10SM CLR 13/13 A2994 RMK AO2
2:55 AM	Calm	10	CLR	55	55	55			100	29.94		0.00	M	M
KSPF 020855Z AUTO 00000KT 10SM CLR 13/13 A2994 RMK AO2
3:15 AM	S 6	10	CLR	55	55	55			100	29.94		0.00	M	M
KSPF 020915Z AUTO 17005KT 10SM CLR 13/13 A2994 RMK AO2
3:35 AM	S 3	10	CLR	54	54	54			100	29.94		0.00	M	M
KSPF 020935Z AUTO 17003KT 10SM CLR 12/12 A2994 RMK AO2
3:55 AM	SE 3	10	CLR	55	55	55			100	29.94		0.00	M	M
KSPF 020955Z AUTO 14003KT 10SM CLR 13/13 A2994 RMK AO2
4:15 AM	Calm	10	CLR	54	54	54			100	29.94		0.00	M	M
KSPF 021015Z AUTO 00000KT 10SM CLR 12/12 A2994 RMK AO2
4:35 AM	S 5	10	CLR	54	54	54			100	29.94		0.00	M	M
KSPF 021035Z AUTO 18004KT 10SM CLR 12/12 A2994 RMK AO2
4:55 AM	S 3	10	CLR	54	54	54			100	29.94		0.00	M	M
KSPF 021055Z AUTO 17003KT 10SM CLR 12/12 A2994 RMK AO2
5:15 AM	SSW 5	10	CLR	54	54	54			100	29.94		0.00	M	M
KSPF 021115Z AUTO 21004KT 10SM CLR 12/12 A2994 RMK AO2
5:35 AM	SW 3	10	CLR	54	54	54			100	29.94		0.00	M	M
KSPF 021135Z AUTO 22003KT 10SM CLR 12/12 A2994 RMK AO2
5:55 AM	Calm	10	CLR	54	54	54			100	29.94		0.00	M	M
KSPF 021155Z AUTO 00000KT 10SM CLR 12/12 A2994 RMK AO2
6:15 AM	SSW 6	10	CLR	55	55	55			100	29.94		0.00	M	M
KSPF 021215Z AUTO 20005KT 10SM CLR 13/13 A2994 RMK AO2
6:35 AM	ESE 3	10	CLR	54	54	54			100	29.94		0.00	M	M
KSPF 021235Z AUTO 12003KT 10SM CLR 12/12 A2994 RMK AO2
6:55 AM	Calm	10	CLR	55	55	55			100	29.95		0.00	M	M
KSPF 021255Z AUTO 00000KT 10SM CLR 13/13 A2995 RMK AO2
7:15 AM	Calm	10	CLR	57	57	57			100	29.95		0.00	M	M
KSPF 021315Z AUTO 00000KT 10SM CLR 14/14 A2995 RMK AO2
7:35 AM	Calm	10	CLR	59	59	59			100	29.95		0.00	M	M
KSPF 021335Z AUTO 00000KT 10SM CLR 15/15 A2995 RMK AO2
7:55 AM	Calm	10	CLR	63	59	63			88	29.95		0.00	M	M
KSPF 021355Z AUTO 00000KT 10SM CLR 17/15 A2995 RMK AO2
8:15 AM	Calm	10	CLR	64	61	64			88	29.95		0.00	M	M
KSPF 021415Z AUTO 00000KT 10SM CLR 18/16 A2995 RMK AO2
8:35 AM	ENE 5	10	CLR	66	59	66			78	29.95		0.00	M	M
KSPF 021435Z AUTO 07004KT 10SM CLR 19/15 A2995 RMK AO2
8:55 AM	NE 6	10	CLR	66	59	66			78	29.94		0.00	M	M
KSPF 021455Z AUTO 04005KT 10SM CLR 19/15 A2994 RMK AO2
9:15 AM	NE 6	10	CLR	68	59	68			73	29.94		0.00	M	M
KSPF 021515Z AUTO 05005KT 10SM CLR 20/15 A2994 RMK AO2
9:35 AM	VRB 7	10	CLR	70	57	70			64	29.94		0.00	M	M
KSPF 021535Z AUTO VRB06KT 10SM CLR 21/14 A2994 RMK AO2
9:55 AM	NE 5	10	CLR	72	57	72			60	29.94		0.00	M	M
KSPF 021555Z AUTO 05004KT 10SM CLR 22/14 A2994 RMK AO2
10:15 AM	NE 6	10	CLR	73	57	73			57	29.94		0.00	M	M
KSPF 021615Z AUTO 04005KT 10SM CLR 23/14 A2994 RMK AO2
10:35 AM	NE 8	10	CLR	75	59	75			57	29.93		0.00	M	M
KSPF 021635Z AUTO 04007KT 10SM CLR 24/15 A2993 RMK AO2
10:55 AM	NE 12	10	CLR	77	59	77			54	29.93		0.00	M	M
KSPF 021655Z AUTO 04010KT 10SM CLR 25/15 A2993 RMK AO2
11:15 AM	NNE 12	10	CLR	77	59	77			54	29.93		0.00	M	M
KSPF 021715Z AUTO 02010KT 10SM CLR 25/15 A2993 RMK AO2
11:35 AM	NE 10	10	CLR	79	57	79			48	29.93		0.00	M	M
KSPF 021735Z AUTO 04009KT 10SM CLR 26/14 A2993 RMK AO2
11:55 AM	NE 13	10	CLR	79	57	79			48	29.93		0.00	M	M
KSPF 021755Z AUTO 04011KT 10SM CLR 26/14 A2993 RMK AO2
12:15 PM	ENE 10G16	10	CLR	81	55	81			42	29.91		0.00	M	M
KSPF 021815Z AUTO 07009G14KT 10SM CLR 27/13 A2991 RMK AO2
12:35 PM	E 9G15	10	CLR	82	55	82			40	29.9		0.00	M	M
KSPF 021835Z AUTO 09008G13KT 10SM CLR 28/13 A2990 RMK AO2
12:55 PM	ENE 10	10	CLR	84	55	83			37	29.89		0.00	M	M
KSPF 021855Z AUTO 06009KT 10SM CLR 29/13 A2989 RMK AO2
1:15 PM	E 10G17	10	CLR	84	55	83			37	29.88		0.00	M	M
KSPF 021915Z AUTO 08009G15KT 10SM CLR 29/13 A2988 RMK AO2
1:35 PM	E 10G18	10	CLR	86	52	84			31	29.87		0.00	M	M
KSPF 021935Z AUTO 09009G16KT 050V110 10SM CLR 30/11 A2987 RMK AO2
1:55 PM	ESE 14	10	FEW110	86	54	84			33	29.86		0.00	M	M
KSPF 021955Z AUTO 12012KT 10SM FEW110 30/12 A2986 RMK AO2
2:15 PM	E 9G17	10	CLR	86	55	85			35	29.86		0.00	M	M
KSPF 022015Z AUTO 08008G15KT 10SM CLR 30/13 A2986 RMK AO2
2:35 PM	SE 14G21	10	FEW110	86	52	84			31	29.85		0.00	M	M
KSPF 022035Z AUTO 13012G18KT 10SM FEW110 30/11 A2985 RMK AO2
2:55 PM	SE 10G23	10	SCT110	86	55	85			35	29.84		0.00	M	M
KSPF 022055Z AUTO 13009G20KT 120V190 10SM SCT110 30/13 A2984 RMK AO2
3:15 PM	SSW 15G25	10	FEW110	93	39	89			15	29.83		0.00	M	M
KSPF 022115Z AUTO 21013G22KT 190V250 10SM FEW110 34/04 A2983 RMK AO2
3:35 PM	WSW 16G25	10	CLR	93	39	89			15	29.83		0.00	M	M
KSPF 022135Z AUTO 24014G22KT 10SM CLR 34/04 A2983 RMK AO2
3:55 PM	SW 12G26	10	CLR	91	41	87			17	29.83		0.00	M	M
KSPF 022155Z AUTO 23010G23KT 210V270 10SM CLR 33/05 A2983 RMK AO2
4:15 PM	SW 13G21	10	FEW110	90	39	86			17	29.83		0.00	M	M
KSPF 022215Z AUTO 23011G18KT 10SM FEW110 32/04 A2983 RMK AO2
4:35 PM	SW 15G22	10	FEW110	90	37	86			16	29.82		0.00	M	M
KSPF 022235Z AUTO 23013G19KT 10SM FEW110 32/03 A2982 RMK AO2
4:55 PM	SW 15G25	10	CLR	90	37	86			16	29.82		0.00	M	M
KSPF 022255Z AUTO 23013G22KT 10SM CLR 32/03 A2982 RMK AO2
5:15 PM	W 12G21	10	CLR	91	36	87			14	29.82		0.00	M	M
KSPF 022315Z AUTO 27010G18KT 10SM CLR 33/02 A2982 RMK AO2
5:35 PM	WSW 14G28	10	CLR	91	36	87			14	29.82		0.00	M	M
KSPF 022335Z AUTO 25012G24KT 10SM CLR 33/02 A2982 RMK AO2
5:55 PM	WSW 14G25	10	CLR	90	37	86			16	29.82		0.00	M	M
KSPF 022355Z AUTO 25012G22KT 10SM CLR 32/03 A2982 RMK AO2
6:15 PM	WSW 12G24	10	CLR	90	37	86			16	29.82		0.00	M	M
KSPF 030015Z AUTO 25010G21KT 10SM CLR 32/03 A2982 RMK AO2

API: The IEM API webservice that provided data to this page. For more details, see documentation.

Data Notes

For recent years, this page also optionally shows observations from the MADIS High Frequency METAR dataset. This dataset had a problem with temperatures detailed here.