BIGFORK 13 S, MT - COOP Northwest station 240755

240755 - BIGFORK 13 S, Montana

Latitude
47° 53´N

Longitude
114° 2´W

Elevation
887 meters

10 nearest COOP Northwest stations

8 mi	WSW :	BIG ARM, MT
10 mi	SW :	POLSON KERR DAM, MT
10 mi	SSW :	POLSON, MT
16 mi	SSW :	ROUND BUTTE 1 NNE, MT
18 mi	WSW :	LONEPINE, MT
19 mi	WSW :	LONEPINE 1 WNW, MT
22 mi	WSW :	HOT SPRINGS, MT
24 mi	S :	ST IGNATIUS, MT
24 mi	E :	SWAN LAKE, MT
30 mi	SW :	PLAINS RANGER STATION, MT

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

	Total observations	%	NDJFM observations	%
TMAX	16992	93.0%	7204	95.3%
TMIN	16974	92.9%	7223	95.5%
PRCP	17593	96.3%	7301	96.5%
SNOW	13767	75.4%	4859	64.2%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7204 by year	37.9°F	10.4°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>=51°F	533	0.20	111	62	1.8*	map	table
Extreme low events Days with TMAX<=20°F	512	-0.02	120	123	1.0	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>=51°F	533	0.42	116	29	4.0*	map	table
Extreme low events Days with TMAX<=20°F	512	-1.11	11	235	21.4*	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>=51°F	533	95	78	1.2	map	table
Extreme low events Days with TMAX<=20°F	512	50	101	2.0*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7223 by year	25.1°F	10.3°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<=6°F	485	-0.12	105	119	1.1	map	table
Extreme high events Days with TMIN>=37°F	510	0.18	87	53	1.6*	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<=6°F	485	-1.18	8	236	29.5*	map	table
Extreme high events Days with TMIN>=37°F	510	0.39	100	30	3.3*	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<=6°F	485	51	108	2.1*	map	table
Extreme high events Days with TMIN>=37°F	510	77	87	1.1	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	7301 by year	0.06"		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"	2659	0.16"	-0.05	413	456	1.1	map	table
Extreme events Days with PRCP>0.24"	531	0.42"	-0.13	79	97	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"	2659	0.16"	-0.25	310	557	1.8*	map	table
Extreme events Days with PRCP>0.24"	531	0.42"	-0.13	68	91	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"	2659	0.16"	386	498	1.3*	map	table
Extreme events Days with PRCP>0.24"	531	0.42"	86	80	1.1	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	4859 by year	0.40"		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"	869	2.24"	-0.16	138	184	1.3*	map	table
Extreme events Days with SNOW>3.5"	157	5.36"	-0.20	30	42	1.4	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"	869	2.24"	-0.62	61	271	4.4*	map	table
Extreme events Days with SNOW>3.5"	157	5.36"	-0.93	4	55	13.8*	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"	869	2.24"	60	179	3.0*	map	table
Extreme events Days with SNOW>3.5"	157	5.36"	9	22	2.4*	map	table

SNOW under 2 index extremes Help

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