WALNUT NI FC102C, CA - COOP Southwest station 049431

049431 - WALNUT NI FC102C, California

Latitude
34° 0´N

Longitude
117° 52´W

Elevation
149 meters

COOP Southwest

California

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10 nearest COOP Southwest stations

2 mi	E :	DIAMOND BAR, CA
3 mi	NE :	PACIFIC COLOGE FC 356B, CA
3 mi	NE :	SPADRA LANTERMAN HOSP, CA
3 mi	N :	COVINA, CA
3 mi	NNE :	POMONA CAL POLY, CA
3 mi	N :	COVINA NIGG FC193B, CA
4 mi	NNE :	GLENDORA FC 287B, CA
5 mi	NNE :	SAN DIMAS FIRE FC95, CA
6 mi	NNW :	AZUSA CITY PARK FC 143, CA
6 mi	NW :	SANTA FE DAM, CA

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

	Total observations	%	NDJFM observations	%
TMAX	0	0.0%	0	0.0%
TMIN	0	0.0%	0	0.0%
PRCP	17665	96.7%	7315	96.7%
SNOW	17672	96.8%	7350	97.2%

TMAX top of page

Data not shown:
Less than 5% of days have TMAX observations during NDJFM over 1948-1997
No TMAX extreme events during NDJFM over 1948-1997

TMIN top of page

Data not shown:
Less than 5% of days have TMIN observations during NDJFM over 1948-1997
No TMIN extreme events during NDJFM over 1948-1997

PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	7315 by year	0.09"		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"	1163	0.57"	-0.03	207	232	1.1	map	table
Extreme events Days with PRCP>0.93"	229	1.70"	0.02	45	51	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"	1163	0.57"	-0.31	151	298	2.0*	map	table
Extreme events Days with PRCP>0.93"	229	1.70"	-0.36	33	68	2.1*	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"	1163	0.57"	255	154	1.7*	map	table
Extreme events Days with PRCP>0.93"	229	1.70"	52	27	1.9*	map	table

PRCP under 2 index extremes Help

Station table

Maps - choose one extreme:

SNOW Help top of page

SNOW	observations	mean
NDJFM	7350 by year	0.00"

No days with measureable SNOW during NDJFM over 1948-1997