CHIGNIK, AK - COOP Alaska station 501716

501716 - CHIGNIK, Alaska

Latitude
56° 18´N

Longitude
158° 24´W

Elevation
9 meters

Alaska

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10 nearest COOP Alaska stations

27 mi	N :	PORT HEIDEN, AK
104 mi	NE :	WIDE BAY, AK
106 mi	SW :	SAND POINT, AK
140 mi	NNE :	EGEGIK, AK
158 mi	E :	ALITAK BAY, AK
158 mi	E :	LAZY BAY, AK
160 mi	E :	SELDOVIA AIRPORT, AK
168 mi	ENE :	OLGA, AK
169 mi	NNE :	KING SALMON ARPT, AK
169 mi	NNE :	NAKNEK, AK

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

	Total observations	%	NDJFM observations	%
TMAX	3345	18.3%	1447	19.1%
TMIN	3338	18.3%	1445	19.1%
PRCP	3188	17.5%	1322	17.5%
SNOW	2912	15.9%	1078	14.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	1447 by year	34.1°F	9.8°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>=45°F	107	-0.02	12	13	1.1	map	table
Extreme low events Days with TMAX<=15°F	103	-0.11	16	18	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>=45°F	107	-0.86	6	47	7.8*	map	table
Extreme low events Days with TMAX<=15°F	103	-0.22	5	11	2.2	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>=45°F	107	17	31	1.8	map	table
Extreme low events Days with TMAX<=15°F	103	19	47	2.5*	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	1445 by year	23.0°F	11.3°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<=3°F	99	-0.05	14	13	1.1	map	table
Extreme high events Days with TMIN>=36°F	107	-0.16	5	18	3.6*	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<=3°F	99	-0.21	5	12	2.4*	map	table
Extreme high events Days with TMIN>=36°F	107	-0.02	24	21	1.1	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<=3°F	99	16	43	2.7*	map	table
Extreme high events Days with TMIN>=36°F	107	14	37	2.6*	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	1322 by year	0.25"		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"	356	0.92"	-0.29	25	68	2.7*	map	table
Extreme events Days with PRCP>1.48"	71	2.18"	-0.49	3	19	6.3*	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"	356	0.92"	0.33	77	46	1.7*	map	table
Extreme events Days with PRCP>1.48"	71	2.18"	0.52	12	3	4.0*	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"	356	0.92"	75	72	1.0	map	table
Extreme events Days with PRCP>1.48"	71	2.18"	15	16	1.1	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	1078 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"	83	3.62"	-0.23	6	12	2.0	map	table
Extreme events Days with SNOW>5.2"	16	7.71"	-0.33	1	1	1.0	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"	83	3.62"	-0.11	8	14	1.8	map	table
Extreme events Days with SNOW>5.2"	16	7.71"	0.08	2	2	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"	83	3.62"	21	21	1.0	map	table
Extreme events Days with SNOW>5.2"	16	7.71"	6	3	2.0	map	table

SNOW under 2 index extremes Help

Station table

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