ASTORIA CLATSOP COUNTY ARPT, OR - COOP Northwest station 350328

350328 - ASTORIA CLATSOP COUNTY ARPT, Oregon

Latitude
46° 9´N

Longitude
123° 53´W

Elevation
3 meters

10 nearest COOP Northwest stations

2 mi	E :	ASTOR EXPERIMENT STN, OR
2 mi	NE :	ASTORIA, OR
10 mi	NNE :	NASELLE 2 ENE, WA
13 mi	NE :	GRAYS RIVER HATCHERY, WA
17 mi	ESE :	BIRKENFELD 1 N, OR
17 mi	ENE :	CATHLAMET 6 NE, WA
19 mi	ENE :	CATHLAMET 9 NE, WA
20 mi	E :	CLATSKANIE, OR
20 mi	NNE :	FRANCES, WA
21 mi	NNE :	RAYMOND 2 S, WA

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

	Total observations	%	NDJFM observations	%
TMAX	16419	89.9%	6789	89.8%
TMIN	16365	89.6%	6771	89.5%
PRCP	15667	85.8%	6487	85.8%
SNOW	15726	86.1%	6525	86.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6789 by year	50.8°F	6.1°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>=60°F	454	0.07	63	55	1.1	map	table
Extreme low events Days with TMAX<=42°F	536	-0.29	86	147	1.7*	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>=60°F	454	1.00	184	6	30.7*	map	table
Extreme low events Days with TMAX<=42°F	536	-1.14	8	240	30.0*	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>=60°F	454	91	28	3.2*	map	table
Extreme low events Days with TMAX<=42°F	536	85	96	1.1	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	6771 by year	37.6°F	6.8°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<=28°F	544	-0.24	91	137	1.5*	map	table
Extreme high events Days with TMIN>=47°F	623	-0.00	87	88	1.0	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<=28°F	544	-0.67	42	170	4.0*	map	table
Extreme high events Days with TMIN>=47°F	623	0.63	177	20	8.8*	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<=28°F	544	78	100	1.3	map	table
Extreme high events Days with TMIN>=47°F	623	129	58	2.2*	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	6487 by year	0.30"		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"	4457	0.44"	0.01	746	725	1.0	map	table
Extreme events Days with PRCP>0.69"	885	1.21"	0.09	150	128	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"	4457	0.44"	-0.10	656	810	1.2*	map	table
Extreme events Days with PRCP>0.69"	885	1.21"	-0.07	126	152	1.2	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"	4457	0.44"	766	691	1.1*	map	table
Extreme events Days with PRCP>0.69"	885	1.21"	137	169	1.2	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	6525 by year	0.03"		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"	142	1.27"	-0.30	24	36	1.5	map	table
Extreme events Days with SNOW>2.2"	27	3.95"	-0.50	2	6	3.0	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"	142	1.27"	-1.63	0	92	Inf*	map	table
Extreme events Days with SNOW>2.2"	27	3.95"	-1.80	0	19	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"	142	1.27"	26	34	1.3	map	table
Extreme events Days with SNOW>2.2"	27	3.95"	9	3	3.0	map	table

SNOW under 2 index extremes Help

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