OLD FAITHFUL, WY - COOP Lower Rockies station 486845

486845 - OLD FAITHFUL, Wyoming

Latitude
44° 27´N

Longitude
110° 50´W

Elevation
2243 meters

COOP Lower Rockies

10 nearest COOP Lower Rockies stations

22 mi	S :	GRASSY LAKE DAM, WY
23 mi	ENE :	LAKE YELLOWSTONE, WY
23 mi	SSW :	BECHLER RIVER RS, WY
23 mi	SSE :	SNAKE RIVER, WY
37 mi	N :	YELLOWSTONE PARK MAMMOTH, WY
38 mi	NNE :	TOWER FALLS, WY
41 mi	E :	EAST GATE Y N P, WY
43 mi	NE :	LAMAR RANGER STN, WY
43 mi	SSE :	MORAN 5 WNW, WY
48 mi	SSW :	ALTA 1 NNW, WY

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

	Total observations	%	NDJFM observations	%
TMAX	6577	36.0%	2776	36.7%
TMIN	6605	36.2%	2780	36.8%
PRCP	6493	35.6%	2691	35.6%
SNOW	6616	36.2%	2771	36.6%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	2776 by year	32.6°F	10.3°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>=48°F	198	0.54	48	13	3.7*	map	table
Extreme low events Days with TMAX<=18°F	212	0.13	43	42	1.0	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>=48°F	198	0.82	75	7	10.7*	map	table
Extreme low events Days with TMAX<=18°F	212	-0.73	12	68	5.7*	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>=48°F	198	46	15	3.1*	map	table
Extreme low events Days with TMAX<=18°F	212	25	14	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	2780 by year	2.8°F	15.7°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<=-22°F	201	0.51	60	23	2.6*	map	table
Extreme high events Days with TMIN>=24°F	235	0.26	48	33	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<=-22°F	201	-0.27	27	46	1.7	map	table
Extreme high events Days with TMIN>=24°F	235	0.17	46	25	1.8*	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<=-22°F	201	31	10	3.1*	map	table
Extreme high events Days with TMIN>=24°F	235	54	18	3.0*	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	2691 by year	0.08"		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"	1197	0.18"	0.29	263	156	1.7*	map	table
Extreme events Days with PRCP>0.30"	227	0.54"	0.19	49	38	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"	1197	0.18"	-0.22	141	222	1.6*	map	table
Extreme events Days with PRCP>0.30"	227	0.54"	-0.52	11	53	4.8*	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"	1197	0.18"	248	62	4.0*	map	table
Extreme events Days with PRCP>0.30"	227	0.54"	35	17	2.1*	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	2771 by year	1.22"		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"	1239	2.74"	0.27	278	169	1.6*	map	table
Extreme events Days with SNOW>4.0"	233	7.35"	0.12	44	36	1.2	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"	1239	2.74"	-0.25	135	237	1.8*	map	table
Extreme events Days with SNOW>4.0"	233	7.35"	-0.65	11	66	6.0*	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"	1239	2.74"	252	64	3.9*	map	table
Extreme events Days with SNOW>4.0"	233	7.35"	44	15	2.9*	map	table

SNOW under 2 index extremes Help

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