RYEGATE 18 NNW, MT - COOP Northwest station 247263

247263 - RYEGATE 18 NNW, Montana

Latitude
46° 31´N

Longitude
109° 21´W

Elevation
1353 meters

10 nearest COOP Northwest stations

7 mi	NNW :	JUDITH GAP 13 E, MT
8 mi	S :	BARBER, MT
13 mi	WNW :	JUDITH GAP, MT
14 mi	WSW :	HARLOWTON, MT
16 mi	N :	LEWISTOWN 11 SSE, MT
19 mi	NW :	BUFFALO, MT
20 mi	SSW :	GIBSON 2 NE, MT
24 mi	SW :	MELVILLE, MT
32 mi	ESE :	LAVINA, MT
37 mi	ESE :	BROADVIEW, MT

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

	Total observations	%	NDJFM observations	%
TMAX	12825	70.2%	5319	70.3%
TMIN	12824	70.2%	5318	70.3%
PRCP	12759	69.9%	5274	69.7%
SNOW	12701	69.5%	5201	68.8%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5319 by year	38.7°F	14.5°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>=58°F	402	0.45	83	21	4.0*	map	table
Extreme low events Days with TMAX<=15°F	402	-0.34	55	111	2.0*	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>=58°F	402	0.64	119	24	5.0*	map	table
Extreme low events Days with TMAX<=15°F	402	-0.88	21	154	7.3*	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>=58°F	402	87	29	3.0*	map	table
Extreme low events Days with TMAX<=15°F	402	52	45	1.2	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	5318 by year	14.7°F	14.5°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<=-11°F	374	-0.34	48	101	2.1*	map	table
Extreme high events Days with TMIN>=32°F	448	0.37	97	37	2.6*	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<=-11°F	374	-0.99	17	162	9.5*	map	table
Extreme high events Days with TMIN>=32°F	448	0.46	110	27	4.1*	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<=-11°F	374	53	42	1.3	map	table
Extreme high events Days with TMIN>=32°F	448	73	62	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	5274 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"	804	0.10"	-0.11	123	152	1.2	map	table
Extreme events Days with PRCP>0.15"	158	0.28"	-0.02	30	32	1.1	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"	804	0.10"	-0.32	100	178	1.8*	map	table
Extreme events Days with PRCP>0.15"	158	0.28"	-0.35	18	33	1.8	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"	804	0.10"	121	108	1.1	map	table
Extreme events Days with PRCP>0.15"	158	0.28"	22	17	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	5201 by year	0.21"		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"	698	1.60"	-0.19	109	152	1.4*	map	table
Extreme events Days with SNOW>2.0"	137	4.11"	-0.03	27	26	1.0	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"	698	1.60"	-0.43	73	172	2.4*	map	table
Extreme events Days with SNOW>2.0"	137	4.11"	-0.57	9	34	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"	698	1.60"	94	99	1.1	map	table
Extreme events Days with SNOW>2.0"	137	4.11"	15	11	1.4	map	table

SNOW under 2 index extremes Help

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