UMIAT ARPT, AK - COOP Alaska station 509539

509539 - UMIAT ARPT, Alaska

Latitude
69° 22´N

Longitude
152° 8´W

Elevation
81 meters

Alaska

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10 nearest COOP Alaska stations

79 mi	SSE :	ANAKTUVUK AUTO, AK
84 mi	SW :	KILLIK, AK
84 mi	NNE :	COLVILLE VILLAGE, AK
88 mi	E :	HAPPY VALLEY CAMP, AK
90 mi	SE :	TOOLIK, AK
91 mi	E :	FRANKLIN BLUFF, AK
94 mi	NE :	KUPARUK, AK
95 mi	SE :	GALBRAITH, AK
95 mi	NNW :	LONELY, AK
113 mi	NE :	PRUDHOE BAY, AK

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

	Total observations	%	NDJFM observations	%
TMAX	10241	56.1%	4269	56.4%
TMIN	10214	55.9%	4238	56.0%
PRCP	10287	56.3%	4325	57.2%
SNOW	10262	56.2%	4332	57.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	4269 by year	-9.4°F	19.5°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>=22°F	291	0.60	92	22	4.2*	map	table
Extreme low events Days with TMAX<=-39°F	303	0.30	62	38	1.6*	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>=22°F	291	-0.49	32	79	2.5*	map	table
Extreme low events Days with TMAX<=-39°F	303	0.02	37	41	1.1	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>=22°F	291	19	47	2.5*	map	table
Extreme low events Days with TMAX<=-39°F	303	46	56	1.2	map	table

TMAX under 2 index extremes Help

Station table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	4238 by year	-26.5°F	17.4°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<=-51°F	301	0.34	66	39	1.7*	map	table
Extreme high events Days with TMIN>=0°F	318	0.45	85	32	2.7*	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<=-51°F	301	0.38	64	26	2.5*	map	table
Extreme high events Days with TMIN>=0°F	318	-0.37	31	69	2.2*	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<=-51°F	301	59	49	1.2	map	table
Extreme high events Days with TMIN>=0°F	318	14	59	4.2*	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	4325 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"	602	0.07"	0.25	136	69	2.0*	map	table
Extreme events Days with PRCP>0.10"	111	0.21"	0.43	33	13	2.5*	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"	602	0.07"	-0.14	92	112	1.2	map	table
Extreme events Days with PRCP>0.10"	111	0.21"	-0.20	16	22	1.4	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"	602	0.07"	33	138	4.2*	map	table
Extreme events Days with PRCP>0.10"	111	0.21"	15	19	1.3	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	4332 by year	0.12"		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"	625	0.82"	0.21	133	72	1.8*	map	table
Extreme events Days with SNOW>1.2"	119	2.24"	0.35	33	17	1.9	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"	625	0.82"	-0.14	94	117	1.2	map	table
Extreme events Days with SNOW>1.2"	119	2.24"	-0.04	24	24	1.0	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"	625	0.82"	29	149	5.1*	map	table
Extreme events Days with SNOW>1.2"	119	2.24"	13	15	1.2	map	table

SNOW under 2 index extremes Help

Station table

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