WHITE SULPHUR SPRNGS 24 NNW, MT - COOP Northwest station 248936

248936 - WHITE SULPHUR SPRNGS 24 NNW, Montana

Latitude
46° 50´N

Longitude
111° 12´W

Elevation
1338 meters

10 nearest COOP Northwest stations

2 mi	NNE :	MILLEGAN 14 SE, MT
7 mi	SW :	WATSON 3 N, MT
7 mi	SSE :	FORT LOGAN 3 ESE, MT
17 mi	WSW :	CANYON FERRY, MT
17 mi	WSW :	CANYON FERRY DAM, MT
17 mi	WSW :	CANYON FERRY DAM, MT
19 mi	S :	DEEP CREEK PASS 2, MT
20 mi	S :	TOWNSEND 12 ENE, MT
23 mi	SSW :	TOWNSEND, MT
23 mi	WSW :	EAST HELENA, MT

Weather variables Help
Click a weather variable name to jump down to those statistics.

	Total observations	%	NDJFM observations	%
TMAX	5969	32.7%	2562	33.9%
TMIN	5960	32.6%	2539	33.6%
PRCP	6186	33.9%	2627	34.7%
SNOW	5374	29.4%	2299	30.4%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	2562 by year	36.3°F	14.4°F		overall	NAM	PNA	CTI

TMAX and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme high events Days with TMAX>=54°F	194	0.25	30	14	2.1*	map	table
Extreme low events Days with TMAX<=11°F	189	-0.47	21	58	2.8*	map	table

TMAX and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme high events Days with TMAX>=54°F	194	0.53	52	12	4.3*	map	table
Extreme low events Days with TMAX<=11°F	189	-0.91	7	69	9.9*	map	table

TMAX and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme high events Days with TMAX>=54°F	194	23	33	1.4	map	table
Extreme low events Days with TMAX<=11°F	189	39	22	1.8	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	2539 by year	10.5°F	15.9°F		overall	NAM	PNA	CTI

TMIN and NAM Help scatterplot	days by month	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Extreme low events Days with TMIN<=-17°F	174	-0.32	22	41	1.9*	map	table
Extreme high events Days with TMIN>=30°F	204	0.29	37	20	1.9*	map	table

TMIN and PNA Help scatterplot	days by month	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Extreme low events Days with TMIN<=-17°F	174	-0.85	8	69	8.6*	map	table
Extreme high events Days with TMIN>=30°F	204	0.31	38	19	2.0*	map	table

TMIN and CTI Help	days by month	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Extreme low events Days with TMIN<=-17°F	174	38	17	2.2*	map	table
Extreme high events Days with TMIN>=30°F	204	26	43	1.7	map	table

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	2627 by year	0.02"		overall	NAM	PNA	CTI

PRCP and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with PRCP>0.00"	727	0.09"	-0.16	96	139	1.4*	map	table
Extreme events Days with PRCP>0.12"	145	0.25"	0.00	24	22	1.1	map	table

PRCP and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with PRCP>0.00"	727	0.09"	-0.33	84	183	2.2*	map	table
Extreme events Days with PRCP>0.12"	145	0.25"	-0.18	17	25	1.5	map	table

PRCP and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with PRCP>0.00"	727	0.09"	117	119	1.0	map	table
Extreme events Days with PRCP>0.12"	145	0.25"	13	26	2.0*	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	2299 by year	0.54"		overall	NAM	PNA	CTI

SNOW and NAM Help scatterplot	days by month	mean	mean NAM index	extreme high NAM days	extreme low NAM days	ratio of extreme high:low NAM days
Observed events Days with SNOW>0.0"	517	2.41"	-0.16	75	107	1.4*	map	table
Extreme events Days with SNOW>4.0"	80	6.57"	-0.04	14	13	1.1	map	table

SNOW and PNA Help scatterplot	days by month	mean	mean PNA index	extreme high PNA days	extreme low PNA days	ratio of extreme high:low PNA days
Observed events Days with SNOW>0.0"	517	2.41"	-0.46	43	140	3.3*	map	table
Extreme events Days with SNOW>4.0"	80	6.57"	-0.32	8	16	2.0	map	table

SNOW and CTI Help	days by month	mean	high CTI days (moderate to strong El Niño winters)	low CTI days (moderate to strong La Niña winters)	ratio of high:low CTI (El Niño:La Niña days)
Observed events Days with SNOW>0.0"	517	2.41"	91	82	1.1	map	table
Extreme events Days with SNOW>4.0"	80	6.57"	10	11	1.1	map	table

SNOW under 2 index extremes Help

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