PORTLAND INTL ARPT, OR - COOP Northwest station 356751

356751 - PORTLAND INTL ARPT, Oregon

Latitude
45° 36´N

Longitude
122° 37´W

Elevation
6 meters

10 nearest COOP Northwest stations

2 mi	WNW :	VANCOUVER INTERSTATE BR, WA
3 mi	ESE :	PORTLAND NWSFO, OR
3 mi	SSW :	PORTLAND WSO CITY, OR
4 mi	NNW :	VANCOUVER 4 NNE, WA
4 mi	SSW :	PORTLAND, OR
4 mi	SSW :	PORTLAND KGW TV, OR
6 mi	ESE :	TROUTDALE SUBSTATION, OR
7 mi	ESE :	TROUTDALE AIRPORT, OR
7 mi	SE :	GRESHAM, OR
7 mi	WNW :	SAUVIES ISLAND, OR

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

	Total observations	%	NDJFM observations	%
TMAX	18262	100.0%	7563	100.0%
TMIN	18250	99.9%	7557	99.9%
PRCP	18174	99.5%	7475	98.8%
SNOW	17554	96.1%	7284	96.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7563 by year	49.8°F	8.0°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>=61°F	588	0.16	111	71	1.6*	map	table
Extreme low events Days with TMAX<=38°F	593	-0.13	112	143	1.3	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	588	0.74	192	20	9.6*	map	table
Extreme low events Days with TMAX<=38°F	593	-0.91	27	241	8.9*	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	588	124	66	1.9*	map	table
Extreme low events Days with TMAX<=38°F	593	64	111	1.7*	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	7557 by year	36.4°F	7.1°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<=26°F	619	-0.11	107	128	1.2	map	table
Extreme high events Days with TMIN>=46°F	628	0.05	86	80	1.1	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<=26°F	619	-0.61	55	209	3.8*	map	table
Extreme high events Days with TMIN>=46°F	628	0.51	159	29	5.5*	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<=26°F	619	80	109	1.4*	map	table
Extreme high events Days with TMIN>=46°F	628	132	101	1.3	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	7475 by year	0.16"		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"	4376	0.28"	0.00	735	721	1.0	map	table
Extreme events Days with PRCP>0.44"	874	0.80"	-0.04	135	143	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"	4376	0.28"	-0.16	593	854	1.4*	map	table
Extreme events Days with PRCP>0.44"	874	0.80"	-0.13	118	160	1.4*	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"	4376	0.28"	692	800	1.2*	map	table
Extreme events Days with PRCP>0.44"	874	0.80"	150	185	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	7284 by year	0.05"		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"	245	1.37"	-0.20	46	63	1.4	map	table
Extreme events Days with SNOW>2.3"	48	4.11"	-0.14	10	10	1.0	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"	245	1.37"	-1.52	1	154	154.0*	map	table
Extreme events Days with SNOW>2.3"	48	4.11"	-1.75	0	38	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"	245	1.37"	30	64	2.1*	map	table
Extreme events Days with SNOW>2.3"	48	4.11"	8	13	1.6	map	table

SNOW under 2 index extremes Help

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