BLACKFOOT 4 NNE, ID - COOP Northwest station 100915

100915 - BLACKFOOT 4 NNE, Idaho

Latitude
43° 15´N

Longitude
112° 19´W

Elevation
1375 meters

10 nearest COOP Northwest stations

9 mi	SSW :	FORT HALL 1 NNE, ID
13 mi	NE :	IDAHO FALLS 2 ESE, ID
13 mi	NE :	IDAHO FALLS FANNING ARPT, ID
13 mi	SW :	SPRINGFIELD, ID
22 mi	WNW :	IDAHO FALLS 46 W, ID
23 mi	WNW :	REACTOR TESTING STN, ID
27 mi	NNW :	IDAHO FALLS 42 NW WB, ID
30 mi	N :	HAMER 4 NW, ID
36 mi	E :	IDAHO FALLS 16 SE, ID
40 mi	ENE :	RIRIE, ID

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

	Total observations	%	NDJFM observations	%
TMAX	15959	87.4%	6548	86.6%
TMIN	15968	87.4%	6573	86.9%
PRCP	15635	85.6%	6211	82.1%
SNOW	14210	77.8%	4781	63.2%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6548 by year	39.1°F	12.0°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>=57°F	495	0.13	79	49	1.6*	map	table
Extreme low events Days with TMAX<=21°F	455	0.19	114	86	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>=57°F	495	0.48	121	24	5.0*	map	table
Extreme low events Days with TMAX<=21°F	455	-0.49	43	134	3.1*	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>=57°F	495	45	76	1.7*	map	table
Extreme low events Days with TMAX<=21°F	455	40	77	1.9*	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	6573 by year	19.3°F	12.1°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<=-1°F	473	0.08	109	89	1.2	map	table
Extreme high events Days with TMIN>=34°F	519	-0.05	74	91	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<=-1°F	473	-0.38	56	128	2.3*	map	table
Extreme high events Days with TMIN>=34°F	519	0.12	97	58	1.7*	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<=-1°F	473	45	77	1.7*	map	table
Extreme high events Days with TMIN>=34°F	519	72	110	1.5*	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	6211 by year	0.03"		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"	1232	0.15"	-0.17	161	257	1.6*	map	table
Extreme events Days with PRCP>0.23"	243	0.41"	-0.23	21	50	2.4*	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"	1232	0.15"	-0.24	146	253	1.7*	map	table
Extreme events Days with PRCP>0.23"	243	0.41"	-0.23	32	55	1.7*	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"	1232	0.15"	216	203	1.1	map	table
Extreme events Days with PRCP>0.23"	243	0.41"	38	38	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	4781 by year	0.15"		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"	395	1.78"	-0.00	70	76	1.1	map	table
Extreme events Days with SNOW>3.0"	51	4.71"	0.27	9	5	1.8	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"	395	1.78"	-0.76	17	138	8.1*	map	table
Extreme events Days with SNOW>3.0"	51	4.71"	-0.91	3	24	8.0*	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"	395	1.78"	52	78	1.5*	map	table
Extreme events Days with SNOW>3.0"	51	4.71"	6	14	2.3	map	table

SNOW under 2 index extremes Help

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