HEADQUARTERS, ID - COOP Northwest station 104150

104150 - HEADQUARTERS, Idaho

Latitude
46° 38´N

Longitude
115° 48´W

Elevation
965 meters

10 nearest COOP Northwest stations

6 mi	S :	PIERCE, ID
6 mi	S :	PIERCE RANGER STN, ID
9 mi	E :	BUNGALOW RANGER STN, ID
21 mi	SSW :	KOOSKIA, ID
23 mi	S :	KOOSKIA 5 SSE, ID
23 mi	SSE :	FENN RANGER STATION, ID
30 mi	W :	ELK RIVER 1 S, ID
31 mi	WSW :	KAMIAH, ID
33 mi	W :	OROFINO, ID
34 mi	W :	DWORSHAK FISH HATCHERY, ID

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

	Total observations	%	NDJFM observations	%
TMAX	12357	67.7%	5133	67.9%
TMIN	12334	67.5%	5112	67.6%
PRCP	12950	70.9%	5288	69.9%
SNOW	12834	70.3%	4957	65.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5133 by year	39.7°F	8.8°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>=54°F	357	0.24	72	34	2.1*	map	table
Extreme low events Days with TMAX<=28°F	431	-0.18	68	104	1.5*	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>=54°F	357	0.90	134	10	13.4*	map	table
Extreme low events Days with TMAX<=28°F	431	-0.85	21	161	7.7*	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>=54°F	357	67	16	4.2*	map	table
Extreme low events Days with TMAX<=28°F	431	80	60	1.3	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	5112 by year	20.2°F	10.4°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<=2°F	355	-0.11	68	87	1.3	map	table
Extreme high events Days with TMIN>=32°F	446	0.05	65	62	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<=2°F	355	-0.57	24	100	4.2*	map	table
Extreme high events Days with TMIN>=32°F	446	0.22	92	41	2.2*	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<=2°F	355	60	51	1.2	map	table
Extreme high events Days with TMIN>=32°F	446	72	54	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	5288 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"	2727	0.31"	-0.00	439	428	1.0	map	table
Extreme events Days with PRCP>0.49"	530	0.81"	0.11	99	70	1.4*	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"	2727	0.31"	-0.19	348	546	1.6*	map	table
Extreme events Days with PRCP>0.49"	530	0.81"	-0.27	50	99	2.0*	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"	2727	0.31"	466	358	1.3*	map	table
Extreme events Days with PRCP>0.49"	530	0.81"	77	78	1.0	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	4957 by year	0.65"		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"	1154	2.80"	0.02	205	181	1.1	map	table
Extreme events Days with SNOW>4.0"	205	7.07"	-0.01	41	38	1.1	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"	1154	2.80"	-0.59	76	337	4.4*	map	table
Extreme events Days with SNOW>4.0"	205	7.07"	-0.90	8	75	9.4*	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"	1154	2.80"	188	186	1.0	map	table
Extreme events Days with SNOW>4.0"	205	7.07"	27	44	1.6	map	table

SNOW under 2 index extremes Help

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