HERMISTON 1SE, OR - HCND station 353847

353847 - HERMISTON 1SE, Oregon

Latitude
45° 49´N

Longitude
119° 16´W

Elevation
640 feet

10 nearest HCND stations

29 mi	NNE :	KENNEWICK, WA
31 mi	SE :	PILOT ROCK 1SE, OR
34 mi	SSW :	HEPPNER, OR
42 mi	ENE :	MILTON-FREEWATER, OR
49 mi	NW :	SUNNYSIDE, WA
60 mi	SW :	CONDON, OR
70 mi	ENE :	DAYTON 1WSW, WA
74 mi	WSW :	MORO, OR
79 mi	ESE :	UNION EXP STN, OR
85 mi	ESE :	WALLOWA, OR

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

	Total observations	%	NDJFM observations	%
TMAX	17336	94.9%	7195	95.1%
TMIN	17245	94.4%	7156	94.6%
PRCP	12673	69.4%	5351	70.8%
SNOW	12243	67.0%	4938	65.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7195 by year	47.3°F	11.9°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>=63°F	528	0.21	97	52	1.9*	map	table
Extreme low events Days with TMAX<=28°F	487	-0.08	96	119	1.2	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>=63°F	528	0.29	110	44	2.5*	map	table
Extreme low events Days with TMAX<=28°F	487	-0.71	37	186	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>=63°F	528	79	77	1.0	map	table
Extreme low events Days with TMAX<=28°F	487	48	86	1.8*	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	7156 by year	29.0°F	10.0°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	486	0.02	105	114	1.1	map	table
Extreme high events Days with TMIN>=42°F	494	0.09	73	53	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	486	-1.00	10	206	20.6*	map	table
Extreme high events Days with TMIN>=42°F	494	0.31	118	43	2.7*	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	486	43	85	2.0*	map	table
Extreme high events Days with TMIN>=42°F	494	70	84	1.2	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	5351 by year	0.05"		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"	2488	0.11"	-0.04	395	431	1.1	map	table
Extreme events Days with PRCP>0.17"	486	0.30"	-0.07	74	87	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"	2488	0.11"	0.01	408	400	1.0	map	table
Extreme events Days with PRCP>0.17"	486	0.30"	0.05	80	75	1.1	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"	2488	0.11"	379	442	1.2*	map	table
Extreme events Days with PRCP>0.17"	486	0.30"	87	87	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	4938 by year	0.09"		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"	321	1.36"	-0.15	62	86	1.4	map	table
Extreme events Days with SNOW>2.0"	63	3.72"	0.04	17	15	1.1	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"	321	1.36"	-0.82	13	117	9.0*	map	table
Extreme events Days with SNOW>2.0"	63	3.72"	-1.09	0	26	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"	321	1.36"	46	55	1.2	map	table
Extreme events Days with SNOW>2.0"	63	3.72"	8	12	1.5	map	table

SNOW under 2 index extremes Help

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