JACKSON, MT - COOP Northwest station 244447

244447 - JACKSON, Montana

Latitude
45° 22´N

Longitude
113° 25´W

Elevation
1975 meters

10 nearest COOP Northwest stations

9 mi	E :	POLARIS, MT
10 mi	ENE :	ELKHORN HOT SPRINGS, MT
10 mi	N :	WISDOM, MT
15 mi	SSE :	GRANT 6 NW, MT
15 mi	WSW :	SALMON MUNICIPAL AP, ID
15 mi	S :	GRANT 12 W, MT
16 mi	WSW :	SALMON, ID
17 mi	WNW :	GIBBONSVILLE, ID
21 mi	NW :	GIBBONS PASS, MT
21 mi	NNE :	WISE RIVER 3 WNW, MT

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

	Total observations	%	NDJFM observations	%
TMAX	12131	66.4%	4885	64.6%
TMIN	12087	66.2%	4855	64.2%
PRCP	14757	80.8%	5945	78.6%
SNOW	11805	64.6%	3788	50.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	4885 by year	33.8°F	11.3°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	335	0.12	43	24	1.8*	map	table
Extreme low events Days with TMAX<=16°F	329	-0.06	69	86	1.2	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	335	0.62	95	12	7.9*	map	table
Extreme low events Days with TMAX<=16°F	329	-0.71	18	103	5.7*	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	335	60	48	1.2	map	table
Extreme low events Days with TMAX<=16°F	329	37	43	1.2	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	4855 by year	9.3°F	13.2°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<=-12°F	327	-0.31	62	99	1.6*	map	table
Extreme high events Days with TMIN>=27°F	392	-0.01	55	55	1.0	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<=-12°F	327	-0.56	22	93	4.2*	map	table
Extreme high events Days with TMIN>=27°F	392	0.22	74	29	2.6*	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<=-12°F	327	41	67	1.6*	map	table
Extreme high events Days with TMIN>=27°F	392	59	62	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	5945 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"	1294	0.11"	-0.14	181	258	1.4*	map	table
Extreme events Days with PRCP>0.16"	252	0.28"	-0.11	33	47	1.4	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"	1294	0.11"	-0.34	109	275	2.5*	map	table
Extreme events Days with PRCP>0.16"	252	0.28"	-0.41	24	59	2.5*	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"	1294	0.11"	187	191	1.0	map	table
Extreme events Days with PRCP>0.16"	252	0.28"	40	41	1.0	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	3788 by year	0.28"		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"	596	1.77"	-0.28	73	148	2.0*	map	table
Extreme events Days with SNOW>3.0"	75	5.12"	-0.20	11	22	2.0	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"	596	1.77"	-0.46	40	147	3.7*	map	table
Extreme events Days with SNOW>3.0"	75	5.12"	-0.36	8	15	1.9	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"	596	1.77"	69	111	1.6*	map	table
Extreme events Days with SNOW>3.0"	75	5.12"	10	12	1.2	map	table

SNOW under 2 index extremes Help

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