CASWELL, AK - COOP Alaska station 501447

501447 - CASWELL, Alaska

Latitude
61° 58´N

Longitude
149° 54´W

Elevation
88 meters

Alaska

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10 nearest COOP Alaska stations

14 mi	ESE :	INDEPENDENCE MINE, AK
14 mi	S :	LITTLE SUSITNA, AK
14 mi	S :	HOUSTON, AK
16 mi	ESE :	PALMER 12NNW, AK
17 mi	S :	BIG LAKE 2, AK
18 mi	SE :	WASILLA 2 NE, AK
18 mi	WSW :	WILLOW HIGHWAY CAMP, AK
18 mi	WSW :	WILLOW 6 N, AK
18 mi	SSE :	WASILLA, AK
18 mi	SE :	ANDERSON LAKE, AK

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

	Total observations	%	NDJFM observations	%
TMAX	2840	15.6%	1230	16.3%
TMIN	2843	15.6%	1233	16.3%
PRCP	3230	17.7%	1343	17.8%
SNOW	3100	17.0%	1243	16.4%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	1230 by year	18.8°F	15.8°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>=40°F	86	-0.29	7	19	2.7*	map	table
Extreme low events Days with TMAX<=-8°F	87	-0.13	16	15	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>=40°F	86	0.34	14	4	3.5*	map	table
Extreme low events Days with TMAX<=-8°F	87	-0.90	2	29	14.5*	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>=40°F	86	4	38	9.5*	map	table
Extreme low events Days with TMAX<=-8°F	87	7	43	6.1*	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	1233 by year	-2.9°F	18.5°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<=-31°F	85	-0.44	11	24	2.2	map	table
Extreme high events Days with TMIN>=25°F	91	-0.12	12	20	1.7	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<=-31°F	85	-0.93	1	19	19.0*	map	table
Extreme high events Days with TMIN>=25°F	91	0.46	16	6	2.7*	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<=-31°F	85	2	49	24.5*	map	table
Extreme high events Days with TMIN>=25°F	91	10	33	3.3*	map	table

TMIN under 2 index extremes Help

Station table

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	1343 by year	0.05"		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"	350	0.21"	-0.26	40	84	2.1*	map	table
Extreme events Days with PRCP>0.31"	66	0.60"	-0.27	9	14	1.6	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"	350	0.21"	-0.01	56	58	1.0	map	table
Extreme events Days with PRCP>0.31"	66	0.60"	-0.40	7	16	2.3	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"	350	0.21"	14	157	11.2*	map	table
Extreme events Days with PRCP>0.31"	66	0.60"	2	37	18.5*	map	table

PRCP under 2 index extremes Help

Station table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	1243 by year	0.68"		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"	327	2.60"	-0.22	40	75	1.9*	map	table
Extreme events Days with SNOW>4.1"	64	6.83"	-0.44	8	17	2.1	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"	327	2.60"	-0.07	53	53	1.0	map	table
Extreme events Days with SNOW>4.1"	64	6.83"	-0.41	9	16	1.8	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"	327	2.60"	7	146	20.9*	map	table
Extreme events Days with SNOW>4.1"	64	6.83"	1	38	38.0*	map	table

SNOW under 2 index extremes Help

Station table

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