POLEBRIDGE, MT - COOP Northwest station 246615

246615 - POLEBRIDGE, Montana

Latitude
48° 46´N

Longitude
114° 17´W

Elevation
1073 meters

10 nearest COOP Northwest stations

12 mi	SW :	OLNEY, MT
15 mi	S :	WHITEFISH, MT
15 mi	S :	WHITEFISH, MT
17 mi	W :	FORTINE 1 N, MT
19 mi	S :	KALISPELL AP, MT
19 mi	S :	KALISPELL 9 NNE, MT
19 mi	SSE :	HUNGRY HORSE DAM, MT
19 mi	S :	COLUMBIA FALLS 5 SW, MT
23 mi	S :	KALISPELL, MT
23 mi	S :	KALISPELL, MT

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

	Total observations	%	NDJFM observations	%
TMAX	17317	94.8%	7224	95.5%
TMIN	17216	94.3%	7218	95.4%
PRCP	17626	96.5%	7302	96.5%
SNOW	16637	91.1%	6580	87.0%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7224 by year	34.7°F	11.6°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>=50°F	492	0.23	90	56	1.6*	map	table
Extreme low events Days with TMAX<=14°F	484	-0.04	100	107	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>=50°F	492	0.75	159	16	9.9*	map	table
Extreme low events Days with TMAX<=14°F	484	-1.11	10	233	23.3*	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>=50°F	492	108	50	2.2*	map	table
Extreme low events Days with TMAX<=14°F	484	47	97	2.1*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7218 by year	12.4°F	15.6°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<=-15°F	499	0.02	120	111	1.1	map	table
Extreme high events Days with TMIN>=31°F	574	0.05	88	74	1.2	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<=-15°F	499	-0.88	17	197	11.6*	map	table
Extreme high events Days with TMIN>=31°F	574	0.39	122	41	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<=-15°F	499	48	92	1.9*	map	table
Extreme high events Days with TMIN>=31°F	574	84	123	1.5*	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	7302 by year	0.07"		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"	3042	0.18"	-0.02	475	498	1.0	map	table
Extreme events Days with PRCP>0.27"	591	0.49"	0.04	95	88	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"	3042	0.18"	-0.32	323	695	2.2*	map	table
Extreme events Days with PRCP>0.27"	591	0.49"	-0.52	40	159	4.0*	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"	3042	0.18"	457	598	1.3*	map	table
Extreme events Days with PRCP>0.27"	591	0.49"	84	126	1.5*	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	6580 by year	0.65"		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"	1677	2.56"	-0.09	253	301	1.2*	map	table
Extreme events Days with SNOW>4.0"	291	7.09"	-0.06	43	50	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"	1677	2.56"	-0.67	105	529	5.0*	map	table
Extreme events Days with SNOW>4.0"	291	7.09"	-1.04	5	121	24.2*	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"	1677	2.56"	219	384	1.8*	map	table
Extreme events Days with SNOW>4.0"	291	7.09"	44	68	1.5	map	table

SNOW under 2 index extremes Help

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