EUREKA WSO, CA - HCND station 042910

042910 - EUREKA WSO, California

Latitude
40° 48´N

Longitude
124° 10´W

Elevation
43 feet

10 nearest HCND stations

48 mi	NE :	ORLEANS, CA
64 mi	E :	WEAVERVILLE RS, CA
81 mi	NNE :	HAPPY CAMP RS, CA
86 mi	N :	BROOKINGS 2SE, OR
91 mi	SSE :	FORT BRAGG 5N, CA
102 mi	NE :	YREKA, CA
103 mi	ENE :	MOUNT SHASTA, CA
121 mi	NNE :	GRANTS PASS, OR
123 mi	NE :	ASHLAND, OR
124 mi	SSE :	UKIAH, CA

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

	Total observations	%	NDJFM observations	%
TMAX	18047	98.8%	7456	98.6%
TMIN	18047	98.8%	7456	98.6%
PRCP	16224	88.8%	6946	91.8%
SNOW	17924	98.1%	7348	97.2%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7456 by year	55.5°F	5.4°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>=64°F	589	0.01	86	89	1.0	map	table
Extreme low events Days with TMAX<=48°F	599	-0.02	108	113	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>=64°F	589	0.66	169	17	9.9*	map	table
Extreme low events Days with TMAX<=48°F	599	-1.15	26	291	11.2*	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>=64°F	589	111	79	1.4*	map	table
Extreme low events Days with TMAX<=48°F	599	66	164	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	7456 by year	42.9°F	5.7°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<=34°F	514	0.12	101	80	1.3	map	table
Extreme high events Days with TMIN>=52°F	515	-0.19	58	99	1.7*	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<=34°F	514	-1.00	13	207	15.9*	map	table
Extreme high events Days with TMIN>=52°F	515	0.45	118	28	4.2*	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<=34°F	514	86	116	1.3	map	table
Extreme high events Days with TMIN>=52°F	515	87	80	1.1	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	6946 by year	0.21"		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"	3735	0.39"	-0.01	631	622	1.0	map	table
Extreme events Days with PRCP>0.63"	747	1.11"	0.07	139	105	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"	3735	0.39"	-0.13	541	735	1.4*	map	table
Extreme events Days with PRCP>0.63"	747	1.11"	-0.22	100	154	1.5*	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"	3735	0.39"	669	642	1.0	map	table
Extreme events Days with PRCP>0.63"	747	1.11"	140	141	1.0	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	7348 by year	0.00"		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"	21	0.79"	0.48	4	2	2.0	map	table
Extreme events Days with SNOW>1.0"	4	1.73"	1.68	2	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"	21	0.79"	-1.70	0	15	Inf	map	table
Extreme events Days with SNOW>1.0"	4	1.73"	-2.17	0	4	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"	21	0.79"	4	8	2.0	map	table
Extreme events Days with SNOW>1.0"	4	1.73"	1	3	3.0	map	table

SNOW under 2 index extremes Help

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