BOYES, MT - COOP Northwest station 241040

241040 - BOYES, Montana

Latitude
45° 16´N

Longitude
105° 1´W

Elevation
1016 meters

10 nearest COOP Northwest stations

10 mi	S :	RIDGE 2 WSW, MT
12 mi	SW :	BIDDLE, MT
14 mi	NW :	BROADUS, MT
17 mi	SW :	BIDDLE 8 SW, MT
21 mi	N :	POWDERVILLE, MT
22 mi	W :	MOORHEAD 9 NE, MT
24 mi	N :	POWDERVILLE 8 NNE, MT
24 mi	WNW :	SONNETTE, MT
25 mi	WNW :	SONNETTE 4 N, MT
26 mi	WNW :	SONNETTE 2 WNW, MT

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

	Total observations	%	NDJFM observations	%
TMAX	7575	41.5%	3076	40.7%
TMIN	7495	41.0%	3056	40.4%
PRCP	7868	43.1%	3194	42.2%
SNOW	5723	31.3%	1917	25.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3076 by year	38.7°F	14.7°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	221	-0.07	17	22	1.3	map	table
Extreme low events Days with TMAX<=14°F	207	-0.97	22	98	4.5*	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	221	0.33	44	14	3.1*	map	table
Extreme low events Days with TMAX<=14°F	207	-0.75	12	70	5.8*	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	221	36	36	1.0	map	table
Extreme low events Days with TMAX<=14°F	207	30	47	1.6	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3056 by year	11.5°F	14.2°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<=-13°F	207	-0.81	24	82	3.4*	map	table
Extreme high events Days with TMIN>=30°F	208	-0.04	23	25	1.1	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<=-13°F	207	-0.83	10	75	7.5*	map	table
Extreme high events Days with TMIN>=30°F	208	0.09	23	16	1.4	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<=-13°F	207	25	45	1.8*	map	table
Extreme high events Days with TMIN>=30°F	208	30	35	1.2	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	3194 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"	418	0.11"	-0.46	43	115	2.7*	map	table
Extreme events Days with PRCP>0.16"	82	0.29"	-0.32	10	20	2.0	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"	418	0.11"	-0.15	49	71	1.4	map	table
Extreme events Days with PRCP>0.16"	82	0.29"	-0.19	10	12	1.2	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"	418	0.11"	51	86	1.7*	map	table
Extreme events Days with PRCP>0.16"	82	0.29"	9	12	1.3	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	1917 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"	83	2.03"	-0.56	6	23	3.8*	map	table
Extreme events Days with SNOW>3.0"	13	5.77"	-0.51	0	4	Inf	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"	83	2.03"	-0.38	5	18	3.6*	map	table
Extreme events Days with SNOW>3.0"	13	5.77"	-0.43	1	3	3.0	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"	83	2.03"	9	25	2.8*	map	table
Extreme events Days with SNOW>3.0"	13	5.77"	1	3	3.0	map	table

SNOW under 2 index extremes Help

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