BEAVER FALLS, AK - COOP Alaska station 500657

500657 - BEAVER FALLS, Alaska

Latitude
55° 23´N

Longitude
131° 28´W

Elevation
11 meters

Alaska

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10 nearest COOP Alaska stations

6 mi	W :	KETCHIKAN INTL AP, AK
10 mi	WNW :	GUARD ISLAND, AK
14 mi	NNW :	TRAITORS COVE, AK
14 mi	S :	ANNETTE ISLAND AP, AK
22 mi	N :	BELL ISLAND, AK
32 mi	E :	SMEATON BAY, AK
44 mi	W :	HOLLIS, AK
57 mi	N :	UNUK RIVER, AK
59 mi	SSE :	TREE POINT LIGHT STN, AK
70 mi	W :	KLAWOCK, AK

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

	Total observations	%	NDJFM observations	%
TMAX	16604	90.9%	6905	91.3%
TMIN	16691	91.4%	6925	91.6%
PRCP	16842	92.2%	6966	92.1%
SNOW	16278	89.1%	6275	83.0%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6905 by year	39.9°F	7.0°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	546	-0.12	56	75	1.3	map	table
Extreme low events Days with TMAX<=29°F	501	-0.54	41	140	3.4*	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	546	1.02	233	26	9.0*	map	table
Extreme low events Days with TMAX<=29°F	501	-1.35	4	262	65.5*	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	546	84	79	1.1	map	table
Extreme low events Days with TMAX<=29°F	501	59	132	2.2*	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	6925 by year	30.1°F	7.4°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<=16°F	471	-0.47	41	125	3.0*	map	table
Extreme high events Days with TMIN>=39°F	541	-0.14	46	66	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<=16°F	471	-1.40	6	260	43.3*	map	table
Extreme high events Days with TMIN>=39°F	541	1.15	242	2	121.0*	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<=16°F	471	50	146	2.9*	map	table
Extreme high events Days with TMIN>=39°F	541	102	73	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	6966 by year	0.50"		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"	4676	0.74"	0.01	753	723	1.0	map	table
Extreme events Days with PRCP>1.20"	901	1.90"	0.08	145	115	1.3	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"	4676	0.74"	0.22	919	543	1.7*	map	table
Extreme events Days with PRCP>1.20"	901	1.90"	0.59	242	45	5.4*	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"	4676	0.74"	751	765	1.0	map	table
Extreme events Days with PRCP>1.20"	901	1.90"	135	132	1.0	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	6275 by year	0.46"		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"	857	3.38"	-0.02	130	149	1.1	map	table
Extreme events Days with SNOW>5.0"	157	8.85"	-0.24	23	38	1.7	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"	857	3.38"	-0.71	22	259	11.8*	map	table
Extreme events Days with SNOW>5.0"	157	8.85"	-0.89	4	48	12.0*	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"	857	3.38"	109	214	2.0*	map	table
Extreme events Days with SNOW>5.0"	157	8.85"	23	39	1.7	map	table

SNOW under 2 index extremes Help

Station table

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