SPARREVOHN, AK - COOP Alaska station 508666

508666 - SPARREVOHN, Alaska

Latitude
61° 6´N

Longitude
155° 33´W

Elevation
482 meters

Alaska

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10 nearest COOP Alaska stations

64 mi	WNW :	SLEETMUTE, AK
74 mi	SSE :	TANALIAN POINT, AK
76 mi	SSE :	PORT ALSWORTH, AK
96 mi	WNW :	CROOKED CREEK, AK
99 mi	WNW :	CROOKED CREEK, AK
103 mi	N :	TATALINA, AK
104 mi	N :	MCGRATH ARPT, AK
105 mi	NE :	FAREWELL FAA AP, AK
108 mi	NE :	FAREWELL LAKE, AK
113 mi	ESE :	BIG RIVER LAKES, AK

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

	Total observations	%	NDJFM observations	%
TMAX	9133	50.0%	3739	49.4%
TMIN	9158	50.1%	3768	49.8%
PRCP	9327	51.1%	3838	50.7%
SNOW	9173	50.2%	3838	50.7%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3739 by year	19.7°F	16.9°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>=39°F	276	-0.40	21	57	2.7*	map	table
Extreme low events Days with TMAX<=-11°F	264	-0.25	26	54	2.1*	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>=39°F	276	0.58	91	25	3.6*	map	table
Extreme low events Days with TMAX<=-11°F	264	-0.28	16	38	2.4*	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>=39°F	276	28	36	1.3	map	table
Extreme low events Days with TMAX<=-11°F	264	40	70	1.8*	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	3768 by year	6.6°F	18.2°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<=-23°F	274	-0.31	32	65	2.0*	map	table
Extreme high events Days with TMIN>=31°F	257	-0.50	21	62	3.0*	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<=-23°F	274	-0.39	15	47	3.1*	map	table
Extreme high events Days with TMIN>=31°F	257	0.61	80	21	3.8*	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<=-23°F	274	46	82	1.8*	map	table
Extreme high events Days with TMIN>=31°F	257	28	31	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	3838 by year	0.04"		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"	1410	0.11"	-0.09	195	233	1.2	map	table
Extreme events Days with PRCP>0.16"	266	0.34"	-0.07	34	40	1.2	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"	1410	0.11"	-0.12	210	269	1.3*	map	table
Extreme events Days with PRCP>0.16"	266	0.34"	-0.34	36	72	2.0*	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"	1410	0.11"	186	286	1.5*	map	table
Extreme events Days with PRCP>0.16"	266	0.34"	20	56	2.8*	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	3838 by year	0.43"		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"	1395	1.19"	-0.08	195	224	1.1	map	table
Extreme events Days with SNOW>1.8"	275	3.58"	-0.07	32	41	1.3	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"	1395	1.19"	-0.10	214	264	1.2*	map	table
Extreme events Days with SNOW>1.8"	275	3.58"	-0.31	35	69	2.0*	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"	1395	1.19"	186	279	1.5*	map	table
Extreme events Days with SNOW>1.8"	275	3.58"	23	51	2.2*	map	table

SNOW under 2 index extremes Help

Station table

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