TRIDENT, MT - COOP Northwest station 248363

248363 - TRIDENT, Montana

Latitude
45° 57´N

Longitude
111° 28´W

Elevation
1230 meters

10 nearest COOP Northwest stations

5 mi	SE :	MANHATTAN, MT
11 mi	SW :	SAPPINGTON, MT
11 mi	SE :	BOZEMAN GALLATIN FLD, MT
13 mi	SSE :	ANCENEY, MT
14 mi	SE :	BOZEMAN 6 W EXP FARM, MT
14 mi	WSW :	CARDWELL, MT
15 mi	WSW :	WHITEHALL, MT
16 mi	SSW :	NORRIS 3 ENE, MT
17 mi	SE :	BOZEMAN MONTANA ST UNIV, MT
18 mi	SW :	PONY, MT

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

	Total observations	%	NDJFM observations	%
TMAX	18192	99.6%	7542	99.7%
TMIN	18193	99.6%	7536	99.6%
PRCP	18221	99.8%	7530	99.6%
SNOW	16690	91.4%	6622	87.6%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7542 by year	40.3°F	14.3°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>=59°F	537	0.33	98	37	2.6*	map	table
Extreme low events Days with TMAX<=15°F	506	-0.03	105	118	1.1	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>=59°F	537	0.57	148	22	6.7*	map	table
Extreme low events Days with TMAX<=15°F	506	-1.02	16	222	13.9*	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>=59°F	537	83	88	1.1	map	table
Extreme low events Days with TMAX<=15°F	506	55	88	1.6*	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	7536 by year	17.2°F	14.3°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<=-8°F	530	0.00	117	114	1.0	map	table
Extreme high events Days with TMIN>=35°F	526	0.19	92	63	1.5*	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<=-8°F	530	-1.00	21	230	11.0*	map	table
Extreme high events Days with TMIN>=35°F	526	0.17	83	41	2.0*	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<=-8°F	530	51	107	2.1*	map	table
Extreme high events Days with TMIN>=35°F	526	78	88	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	7530 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"	1276	0.08"	-0.02	225	236	1.0	map	table
Extreme events Days with PRCP>0.13"	241	0.27"	0.15	55	41	1.3	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"	1276	0.08"	-0.32	139	298	2.1*	map	table
Extreme events Days with PRCP>0.13"	241	0.27"	-0.41	17	65	3.8*	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"	1276	0.08"	188	210	1.1	map	table
Extreme events Days with PRCP>0.13"	241	0.27"	29	34	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	6622 by year	0.18"		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"	793	1.52"	-0.03	155	162	1.0	map	table
Extreme events Days with SNOW>2.0"	146	4.31"	0.01	32	29	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"	793	1.52"	-0.54	61	234	3.8*	map	table
Extreme events Days with SNOW>2.0"	146	4.31"	-0.73	8	53	6.6*	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"	793	1.52"	77	151	2.0*	map	table
Extreme events Days with SNOW>2.0"	146	4.31"	16	25	1.6	map	table

SNOW under 2 index extremes Help

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