SWEETGRASS, MT - COOP Northwest station 248093

248093 - SWEETGRASS, Montana

Latitude
49° 0´N

Longitude
111° 58´W

Elevation
1056 meters

10 nearest COOP Northwest stations

32 mi	SSE :	GOLDBUTTE 7 N, MT
32 mi	S :	SUNBURST, MT
33 mi	S :	SUNBURST 8 E, MT
40 mi	SW :	SANTA RITA 20 N, MT
40 mi	W :	DEL BONITA, MT
41 mi	SE :	CHESTER 26 NNW, MT
41 mi	SSE :	DUNKIRK 15 NNE, MT
42 mi	SW :	SANTA RITA 14 N, MT
44 mi	S :	SHELBY 8 NW, MT
46 mi	S :	SHELBY AIRPORT, MT

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

	Total observations	%	NDJFM observations	%
TMAX	14313	78.4%	6005	79.4%
TMIN	14342	78.5%	5988	79.2%
PRCP	15281	83.7%	6334	83.7%
SNOW	11495	62.9%	3624	47.9%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6005 by year	36.1°F	16.9°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>=56°F	468	0.38	98	30	3.3*	map	table
Extreme low events Days with TMAX<=4°F	408	-0.59	47	137	2.9*	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>=56°F	468	0.95	180	10	18.0*	map	table
Extreme low events Days with TMAX<=4°F	408	-1.06	15	179	11.9*	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>=56°F	468	100	29	3.4*	map	table
Extreme low events Days with TMAX<=4°F	408	59	36	1.6*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5988 by year	14.0°F	16.5°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<=-15°F	438	-0.43	65	132	2.0*	map	table
Extreme high events Days with TMIN>=34°F	481	0.43	112	34	3.3*	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<=-15°F	438	-1.19	10	213	21.3*	map	table
Extreme high events Days with TMIN>=34°F	481	0.81	162	12	13.5*	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<=-15°F	438	49	36	1.4	map	table
Extreme high events Days with TMIN>=34°F	481	96	50	1.9*	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	6334 by year	0.01"		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"	745	0.10"	-0.23	97	166	1.7*	map	table
Extreme events Days with PRCP>0.15"	145	0.32"	-0.13	23	28	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"	745	0.10"	-0.34	71	165	2.3*	map	table
Extreme events Days with PRCP>0.15"	145	0.32"	-0.19	17	28	1.6	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"	745	0.10"	106	70	1.5*	map	table
Extreme events Days with PRCP>0.15"	145	0.32"	19	19	1.0	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	3624 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"	170	1.99"	-0.36	20	41	2.1*	map	table
Extreme events Days with SNOW>3.0"	25	5.22"	-0.13	3	4	1.3	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"	170	1.99"	-0.63	8	43	5.4*	map	table
Extreme events Days with SNOW>3.0"	25	5.22"	-0.67	2	8	4.0	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"	170	1.99"	31	17	1.8	map	table
Extreme events Days with SNOW>3.0"	25	5.22"	3	2	1.5	map	table

SNOW under 2 index extremes Help

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