TOWNSEND, MT - COOP Northwest station 248324

248324 - TOWNSEND, Montana

Latitude
46° 20´N

Longitude
111° 32´W

Elevation
1170 meters

10 nearest COOP Northwest stations

7 mi	SSE :	TOSTON 1 W, MT
7 mi	E :	TOWNSEND 12 ENE, MT
8 mi	S :	TOSTON 2 SW, MT
12 mi	E :	DEEP CREEK PASS 2, MT
13 mi	NNW :	CANYON FERRY, MT
14 mi	NNW :	CANYON FERRY DAM, MT
14 mi	NNW :	CANYON FERRY DAM, MT
15 mi	NW :	EAST HELENA, MT
16 mi	NNE :	WATSON 3 N, MT
17 mi	NW :	HELENA AP ASOS, MT

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

	Total observations	%	NDJFM observations	%
TMAX	17833	97.6%	7341	97.1%
TMIN	17869	97.8%	7359	97.3%
PRCP	17932	98.2%	7356	97.3%
SNOW	16861	92.3%	6843	90.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7341 by year	39.6°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>=58°F	578	0.30	109	48	2.3*	map	table
Extreme low events Days with TMAX<=15°F	525	-0.05	109	123	1.1	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>=58°F	578	0.42	143	40	3.6*	map	table
Extreme low events Days with TMAX<=15°F	525	-1.03	14	228	16.3*	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>=58°F	578	99	87	1.1	map	table
Extreme low events Days with TMAX<=15°F	525	53	101	1.9*	map	table

TMAX under 2 index extremes Help

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7359 by year	15.9°F	14.2°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<=-10°F	492	0.00	110	102	1.1	map	table
Extreme high events Days with TMIN>=33°F	594	0.27	117	59	2.0*	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<=-10°F	492	-1.05	18	229	12.7*	map	table
Extreme high events Days with TMIN>=33°F	594	0.27	110	37	3.0*	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<=-10°F	492	52	95	1.8*	map	table
Extreme high events Days with TMIN>=33°F	594	112	99	1.1	map	table

TMIN under 2 index extremes Help

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	7356 by year	0.01"		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"	989	0.10"	-0.05	164	189	1.2	map	table
Extreme events Days with PRCP>0.16"	183	0.30"	-0.04	31	36	1.2	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"	989	0.10"	-0.25	128	216	1.7*	map	table
Extreme events Days with PRCP>0.16"	183	0.30"	-0.43	18	46	2.6*	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"	989	0.10"	145	142	1.0	map	table
Extreme events Days with PRCP>0.16"	183	0.30"	21	33	1.6	map	table

PRCP under 2 index extremes Help

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6843 by year	0.14"		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"	681	1.38"	-0.04	121	136	1.1	map	table
Extreme events Days with SNOW>2.0"	113	3.95"	-0.03	21	25	1.2	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"	681	1.38"	-0.43	69	185	2.7*	map	table
Extreme events Days with SNOW>2.0"	113	3.95"	-0.54	10	31	3.1*	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"	681	1.38"	86	106	1.2	map	table
Extreme events Days with SNOW>2.0"	113	3.95"	16	20	1.2	map	table

SNOW under 2 index extremes Help

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