SEATTLE UNIV OF WASHINGT, WA - COOP Northwest station 457478

457478 - SEATTLE UNIV OF WASHINGT, Washington

Latitude
47° 39´N

Longitude
122° 17´W

Elevation
29 meters

10 nearest COOP Northwest stations

0 mi	W :	SEATTLE PORTAGE BAY, WA
1 mi	NNE :	SEATTLE NAS, WA
2 mi	NE :	SEATTLE SAND PT WSFO, WA
2 mi	NNW :	SEATTLE MAPLE LEAF R, WA
3 mi	SW :	SEATTLE CITY OFFICE, WA
4 mi	NNW :	SEATTLE JACKSON PARK, WA
5 mi	S :	SEATTLE BOEING FIELD, WA
5 mi	NNE :	BOTHELL 2 N, WA
8 mi	S :	SEATTLE SEATTLE-TACOMA INTL A, WA
10 mi	WNW :	KEYPORT TORPEDO STN, WA

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

	Total observations	%	NDJFM observations	%
TMAX	12223	66.9%	5073	67.1%
TMIN	12202	66.8%	5043	66.7%
PRCP	12459	68.2%	5120	67.7%
SNOW	10638	58.2%	4192	55.4%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5073 by year	49.5°F	6.9°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>=59°F	401	-0.22	37	73	2.0*	map	table
Extreme low events Days with TMAX<=39°F	371	-0.37	57	108	1.9*	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>=59°F	401	0.91	154	9	17.1*	map	table
Extreme low events Days with TMAX<=39°F	371	-1.29	5	198	39.6*	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>=59°F	401	72	60	1.2	map	table
Extreme low events Days with TMAX<=39°F	371	54	91	1.7*	map	table

TMAX under 2 index extremes Help

Maps - choose one extreme:

TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5043 by year	37.4°F	6.5°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	409	-0.24	74	105	1.4	map	table
Extreme high events Days with TMIN>=46°F	430	-0.21	41	73	1.8*	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	409	-1.12	11	190	17.3*	map	table
Extreme high events Days with TMIN>=46°F	430	0.80	145	6	24.2*	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<=28°F	409	51	109	2.1*	map	table
Extreme high events Days with TMIN>=46°F	430	63	96	1.5*	map	table

TMIN under 2 index extremes Help

Maps - choose one extreme:

PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	5120 by year	0.15"		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"	2924	0.27"	-0.12	391	534	1.4*	map	table
Extreme events Days with PRCP>0.43"	580	0.78"	-0.07	87	101	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"	2924	0.27"	-0.15	406	563	1.4*	map	table
Extreme events Days with PRCP>0.43"	580	0.78"	-0.05	78	100	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"	2924	0.27"	424	663	1.6*	map	table
Extreme events Days with PRCP>0.43"	580	0.78"	80	147	1.8*	map	table

PRCP under 2 index extremes Help

Maps - choose one extreme:

SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	4192 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"	77	1.67"	-0.41	10	23	2.3	map	table
Extreme events Days with SNOW>2.5"	15	4.61"	0.01	3	3	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"	77	1.67"	-1.71	0	50	Inf*	map	table
Extreme events Days with SNOW>2.5"	15	4.61"	-1.79	0	12	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"	77	1.67"	1	45	45.0*	map	table
Extreme events Days with SNOW>2.5"	15	4.61"	1	8	8.0	map	table

SNOW under 2 index extremes Help

Maps - choose one extreme: