HUNTLEY EXPERIMENT STN, MT - COOP Northwest station 244345

244345 - HUNTLEY EXPERIMENT STN, Montana

Latitude
45° 56´N

Longitude
108° 15´W

Elevation
911 meters

10 nearest COOP Northwest stations

3 mi	ENE :	BALLANTINE, MT
10 mi	SW :	BILLINGS WATER PLANT, MT
10 mi	WSW :	BILLINGS LOGAN INT'L ARPT, MT
20 mi	SW :	LAUREL 3 WSW, MT
22 mi	WSW :	MOLT 6 SW, MT
22 mi	SSW :	PRYOR, MT
24 mi	SW :	EDGAR 6 E, MT
27 mi	SSW :	EDGAR 9 SE, MT
28 mi	SW :	JOLIET, MT
29 mi	S :	PRYOR 18 SE DRYHEAD R, MT

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

	Total observations	%	NDJFM observations	%
TMAX	17465	95.6%	7138	94.4%
TMIN	17480	95.7%	7144	94.5%
PRCP	17542	96.1%	7182	95.0%
SNOW	14595	79.9%	5830	77.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7138 by year	40.4°F	16.2°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>=62°F	506	0.32	97	37	2.6*	map	table
Extreme low events Days with TMAX<=12°F	504	-0.38	77	149	1.9*	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>=62°F	506	0.53	136	28	4.9*	map	table
Extreme low events Days with TMAX<=12°F	504	-0.96	26	214	8.2*	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>=62°F	506	82	76	1.1	map	table
Extreme low events Days with TMAX<=12°F	504	56	101	1.8*	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	7144 by year	14.6°F	14.9°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<=-12°F	515	-0.20	88	124	1.4*	map	table
Extreme high events Days with TMIN>=32°F	560	0.18	92	72	1.3	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<=-12°F	515	-1.05	21	237	11.3*	map	table
Extreme high events Days with TMIN>=32°F	560	0.45	132	45	2.9*	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<=-12°F	515	43	99	2.3*	map	table
Extreme high events Days with TMIN>=32°F	560	95	107	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	7182 by year	0.02"		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"	1300	0.11"	-0.16	200	275	1.4*	map	table
Extreme events Days with PRCP>0.18"	247	0.31"	-0.04	41	50	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"	1300	0.11"	-0.39	139	316	2.3*	map	table
Extreme events Days with PRCP>0.18"	247	0.31"	-0.39	18	51	2.8*	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"	1300	0.11"	189	229	1.2	map	table
Extreme events Days with PRCP>0.18"	247	0.31"	36	45	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	5830 by year	0.23"		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"	774	1.77"	-0.14	126	174	1.4*	map	table
Extreme events Days with SNOW>3.0"	117	4.86"	-0.19	19	33	1.7	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"	774	1.77"	-0.50	71	221	3.1*	map	table
Extreme events Days with SNOW>3.0"	117	4.86"	-0.55	8	30	3.8*	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"	774	1.77"	97	127	1.3	map	table
Extreme events Days with SNOW>3.0"	117	4.86"	13	23	1.8	map	table

SNOW under 2 index extremes Help

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