ASHTON, ID - COOP Northwest station 100470

100470 - ASHTON, Idaho

Latitude
44° 5´N

Longitude
111° 27´W

Elevation
1589 meters

10 nearest COOP Northwest stations

14 mi	N :	ISLAND PARK, ID
18 mi	NW :	KILGORE, ID
24 mi	NNW :	LAKEVIEW, MT
26 mi	NNE :	WEST YELLOWSTONE, MT
33 mi	N :	HEBGEN DAM, MT
33 mi	SSW :	SAINT ANTHONY 1 WNW, ID
37 mi	SSW :	SUGAR, ID
38 mi	S :	CLEMENTSVILLE 4 SE, ID
38 mi	S :	TETONIA EXPERIMENT STN, ID
40 mi	SSE :	TETONIA, ID

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

	Total observations	%	NDJFM observations	%
TMAX	17604	96.4%	7398	97.8%
TMIN	17576	96.2%	7370	97.4%
PRCP	17501	95.8%	7312	96.7%
SNOW	17582	96.3%	7378	97.6%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7398 by year	34.2°F	10.2°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>=49°F	539	0.14	79	51	1.5*	map	table
Extreme low events Days with TMAX<=19°F	548	0.09	122	110	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>=49°F	539	0.49	127	25	5.1*	map	table
Extreme low events Days with TMAX<=19°F	548	-0.66	38	174	4.6*	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>=49°F	539	77	75	1.0	map	table
Extreme low events Days with TMAX<=19°F	548	58	114	2.0*	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	7370 by year	14.3°F	12.7°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<=-7°F	497	-0.07	97	112	1.2	map	table
Extreme high events Days with TMIN>=31°F	582	0.05	91	89	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<=-7°F	497	-0.57	34	142	4.2*	map	table
Extreme high events Days with TMIN>=31°F	582	0.21	109	52	2.1*	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<=-7°F	497	58	103	1.8*	map	table
Extreme high events Days with TMIN>=31°F	582	98	87	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	7312 by year	0.06"		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"	2649	0.18"	-0.01	441	462	1.0	map	table
Extreme events Days with PRCP>0.28"	525	0.47"	-0.02	87	95	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"	2649	0.18"	-0.29	306	580	1.9*	map	table
Extreme events Days with PRCP>0.28"	525	0.47"	-0.21	64	109	1.7*	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"	2649	0.18"	446	435	1.0	map	table
Extreme events Days with PRCP>0.28"	525	0.47"	83	98	1.2	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	7378 by year	0.57"		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"	2173	1.95"	0.04	405	368	1.1	map	table
Extreme events Days with SNOW>3.0"	305	5.43"	0.10	60	44	1.4	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"	2173	1.95"	-0.38	218	538	2.5*	map	table
Extreme events Days with SNOW>3.0"	305	5.43"	-0.56	24	88	3.7*	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"	2173	1.95"	362	364	1.0	map	table
Extreme events Days with SNOW>3.0"	305	5.43"	37	61	1.6*	map	table

SNOW under 2 index extremes Help

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