HOLLIS, AK - COOP Alaska station 503650

503650 - HOLLIS, Alaska

Latitude
55° 29´N

Longitude
132° 40´W

Elevation
0 meters

Alaska

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10 nearest COOP Alaska stations

26 mi	W :	KLAWOCK, AK
27 mi	W :	CRAIG, AK
34 mi	E :	GUARD ISLAND, AK
38 mi	E :	KETCHIKAN INTL AP, AK
41 mi	ENE :	TRAITORS COVE, AK
44 mi	E :	BEAVER FALLS, AK
45 mi	ENE :	BELL ISLAND, AK
46 mi	ESE :	ANNETTE ISLAND AP, AK
47 mi	WNW :	CAPE POLE, AK
49 mi	N :	COFFMAN COVE, AK

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

	Total observations	%	NDJFM observations	%
TMAX	6242	34.2%	2507	33.1%
TMIN	6237	34.2%	2511	33.2%
PRCP	6541	35.8%	2558	33.8%
SNOW	5154	28.2%	1741	23.0%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	2507 by year	40.1°F	6.7°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>=49°F	199	0.09	32	18	1.8*	map	table
Extreme low events Days with TMAX<=30°F	186	0.04	47	46	1.0	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>=49°F	199	1.10	87	3	29.0*	map	table
Extreme low events Days with TMAX<=30°F	186	-1.23	1	84	84.0*	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>=49°F	199	34	22	1.5	map	table
Extreme low events Days with TMAX<=30°F	186	5	61	12.2*	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	2511 by year	29.8°F	7.5°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<=16°F	171	0.25	44	29	1.5	map	table
Extreme high events Days with TMIN>=40°F	168	-0.13	12	16	1.3	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<=16°F	171	-1.22	2	78	39.0*	map	table
Extreme high events Days with TMIN>=40°F	168	1.30	91	0	Inf*	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<=16°F	171	3	55	18.3*	map	table
Extreme high events Days with TMIN>=40°F	168	29	21	1.4	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	2558 by year	0.38"		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"	1802	0.54"	0.19	372	239	1.6*	map	table
Extreme events Days with PRCP>0.86"	359	1.45"	0.27	78	41	1.9*	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"	1802	0.54"	0.21	353	198	1.8*	map	table
Extreme events Days with PRCP>0.86"	359	1.45"	0.44	91	32	2.8*	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"	1802	0.54"	257	192	1.3*	map	table
Extreme events Days with PRCP>0.86"	359	1.45"	57	34	1.7*	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	1741 by year	0.29"		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"	166	3.06"	0.91	61	14	4.4*	map	table
Extreme events Days with SNOW>5.0"	31	8.82"	1.69	18	0	Inf*	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"	166	3.06"	-1.00	5	68	13.6*	map	table
Extreme events Days with SNOW>5.0"	31	8.82"	-1.24	0	16	Inf*	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"	166	3.06"	14	27	1.9*	map	table
Extreme events Days with SNOW>5.0"	31	8.82"	1	13	13.0*	map	table

SNOW under 2 index extremes Help

Station table

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