CALLAHAN, CA - COOP Southwest station 041316

041316 - CALLAHAN, California

Latitude
41° 19´N

Longitude
122° 48´W

Elevation
971 meters

10 nearest COOP Southwest stations

6 mi	NNW :	ETNA, CA
10 mi	NNW :	GREENVIEW, CA
11 mi	NNE :	FORT JONES 6 ESE, CA
12 mi	N :	FORT JONES RANGER STN, CA
14 mi	SSE :	TRINITY CENTER RANGER STN, CA
14 mi	ENE :	WEED, CA
14 mi	ENE :	WEED FIRE DEPT, CA
15 mi	E :	MOUNT SHASTA, CA
16 mi	E :	MOUNT SHASTA, CA
16 mi	E :	MOUNT SHASTA, CA

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

	Total observations	%	NDJFM observations	%
TMAX	16039	87.8%	6573	86.9%
TMIN	16041	87.8%	6576	86.9%
PRCP	17895	98.0%	7345	97.1%
SNOW	17406	95.3%	6864	90.8%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6573 by year	49.6°F	9.0°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>=64°F	460	0.16	84	50	1.7*	map	table
Extreme low events Days with TMAX<=37°F	518	0.17	108	87	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>=64°F	460	0.58	133	27	4.9*	map	table
Extreme low events Days with TMAX<=37°F	518	-0.66	39	164	4.2*	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>=64°F	460	71	50	1.4	map	table
Extreme low events Days with TMAX<=37°F	518	105	72	1.5*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6576 by year	27.7°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<=16°F	448	0.02	87	84	1.0	map	table
Extreme high events Days with TMIN>=39°F	557	-0.06	77	89	1.2	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<=16°F	448	-0.75	29	155	5.3*	map	table
Extreme high events Days with TMIN>=39°F	557	0.44	143	37	3.9*	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<=16°F	448	85	73	1.2	map	table
Extreme high events Days with TMIN>=39°F	557	75	65	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	7345 by year	0.10"		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"	2642	0.28"	-0.01	437	442	1.0	map	table
Extreme events Days with PRCP>0.42"	519	0.91"	-0.05	80	90	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"	2642	0.28"	-0.07	406	471	1.2*	map	table
Extreme events Days with PRCP>0.42"	519	0.91"	0.01	92	81	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"	2642	0.28"	512	413	1.2*	map	table
Extreme events Days with PRCP>0.42"	519	0.91"	94	79	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	6864 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"	292	2.19"	-0.17	51	62	1.2	map	table
Extreme events Days with SNOW>3.5"	57	6.03"	0.00	15	10	1.5	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"	292	2.19"	-0.94	9	117	13.0*	map	table
Extreme events Days with SNOW>3.5"	57	6.03"	-0.92	1	22	22.0*	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"	292	2.19"	48	63	1.3	map	table
Extreme events Days with SNOW>3.5"	57	6.03"	10	9	1.1	map	table

SNOW under 2 index extremes Help

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