FOREST GROVE, OR - HCND station 352997

352997 - FOREST GROVE, Oregon

Latitude
45° 32´N

Longitude
123° 6´W

Elevation
180 feet

10 nearest HCND stations

22 mi	S :	MCMINNVILLE, OR
24 mi	ENE :	VANCOUVER 4NNE, WA
38 mi	W :	TILLAMOOK 1W, OR
44 mi	NNE :	LONGVIEW, WA
46 mi	E :	HEADWORKS PORTLAND WTRB, OR
58 mi	ESE :	THREE LYNX, OR
62 mi	S :	CORVALLIS STATE UNIV, OR
77 mi	E :	HOOD RIVER EXPERIMENT STN, OR
77 mi	SW :	NEWPORT, OR
82 mi	N :	CENTRALIA, WA

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

	Total observations	%	NDJFM observations	%
TMAX	18003	98.6%	7506	99.2%
TMIN	17821	97.6%	7366	97.4%
PRCP	17139	93.8%	7100	93.9%
SNOW	12201	66.8%	4956	65.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7506 by year	50.0°F	8.1°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>=61°F	632	0.12	104	72	1.4*	map	table
Extreme low events Days with TMAX<=38°F	605	-0.08	117	139	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>=61°F	632	0.72	206	21	9.8*	map	table
Extreme low events Days with TMAX<=38°F	605	-0.92	21	249	11.9*	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>=61°F	632	119	65	1.8*	map	table
Extreme low events Days with TMAX<=38°F	605	73	113	1.5*	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	7366 by year	34.8°F	7.7°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<=23°F	499	-0.01	99	97	1.0	map	table
Extreme high events Days with TMIN>=45°F	646	-0.00	86	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<=23°F	499	-0.62	53	176	3.3*	map	table
Extreme high events Days with TMIN>=45°F	646	0.58	174	31	5.6*	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<=23°F	499	49	84	1.7*	map	table
Extreme high events Days with TMIN>=45°F	646	114	108	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	7100 by year	0.23"		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"	4605	0.35"	0.01	766	745	1.0	map	table
Extreme events Days with PRCP>0.59"	906	1.00"	0.01	149	131	1.1	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"	4605	0.35"	-0.13	641	862	1.3*	map	table
Extreme events Days with PRCP>0.59"	906	1.00"	-0.11	126	166	1.3*	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"	4605	0.35"	752	838	1.1*	map	table
Extreme events Days with PRCP>0.59"	906	1.00"	158	171	1.1	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	4956 by year	0.10"		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"	217	2.27"	-0.35	28	54	1.9*	map	table
Extreme events Days with SNOW>3.5"	42	5.66"	-0.34	6	11	1.8	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"	217	2.27"	-1.54	2	138	69.0*	map	table
Extreme events Days with SNOW>3.5"	42	5.66"	-1.72	0	29	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"	217	2.27"	22	76	3.5*	map	table
Extreme events Days with SNOW>3.5"	42	5.66"	5	14	2.8	map	table

SNOW under 2 index extremes Help

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