PORTAGE 1 S, AK - COOP Alaska station 507494

507494 - PORTAGE 1 S, Alaska

Latitude
60° 49´N

Longitude
148° 59´W

Elevation
12 meters

Alaska

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10 nearest COOP Alaska stations

1 mi	N :	PORTAGE, AK
3 mi	ESE :	PORTAGE GLACIER V C, AK
6 mi	ESE :	WHITTIER, AK
18 mi	WNW :	ALYESKA, AK
18 mi	WNW :	GIRDWOOD, AK
19 mi	WNW :	DEVILS CLUB, AK
23 mi	SE :	MAIN BAY, AK
26 mi	WSW :	MOOSE PASS 3 NW, AK
27 mi	W :	HOPE, AK
27 mi	WSW :	MOOSE PASS 6 NW, AK

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

	Total observations	%	NDJFM observations	%
TMAX	3292	18.0%	1350	17.9%
TMIN	3281	18.0%	1339	17.7%
PRCP	3434	18.8%	1358	18.0%
SNOW	3387	18.5%	1223	16.2%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	1350 by year	30.6°F	11.5°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>=43°F	111	0.01	20	17	1.2	map	table
Extreme low events Days with TMAX<=10°F	94	1.17	44	4	11.0*	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>=43°F	111	1.04	47	0	Inf*	map	table
Extreme low events Days with TMAX<=10°F	94	-0.54	5	25	5.0*	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>=43°F	111	24	3	8.0*	map	table
Extreme low events Days with TMAX<=10°F	94	22	18	1.2	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	1339 by year	15.4°F	16.0°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<=-13°F	94	1.01	42	2	21.0*	map	table
Extreme high events Days with TMIN>=34°F	128	0.17	22	16	1.4	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<=-13°F	94	-0.33	8	19	2.4*	map	table
Extreme high events Days with TMIN>=34°F	128	1.08	58	2	29.0*	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<=-13°F	94	25	18	1.4	map	table
Extreme high events Days with TMIN>=34°F	128	30	3	10.0*	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	1358 by year	0.26"		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"	636	0.56"	0.36	144	57	2.5*	map	table
Extreme events Days with PRCP>0.87"	127	1.58"	0.37	25	9	2.8*	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"	636	0.56"	0.48	172	59	2.9*	map	table
Extreme events Days with PRCP>0.87"	127	1.58"	0.89	52	4	13.0*	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"	636	0.56"	165	38	4.3*	map	table
Extreme events Days with PRCP>0.87"	127	1.58"	59	7	8.4*	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	1223 by year	0.91"		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"	252	4.39"	0.61	74	14	5.3*	map	table
Extreme events Days with SNOW>6.2"	47	11.85"	0.80	15	1	15.0*	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"	252	4.39"	0.10	41	35	1.2	map	table
Extreme events Days with SNOW>6.2"	47	11.85"	0.32	10	4	2.5	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"	252	4.39"	44	24	1.8*	map	table
Extreme events Days with SNOW>6.2"	47	11.85"	12	5	2.4	map	table

SNOW under 2 index extremes Help

Station table

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