CHUGWATER, WY - COOP Lower Rockies station 481730

481730 - CHUGWATER, Wyoming

Latitude
41° 45´N

Longitude
104° 49´W

Elevation
1617 meters

COOP Lower Rockies

10 nearest COOP Lower Rockies stations

18 mi	ESE :	PHILLIPS, WY
25 mi	SW :	HORSE CREEK 5 NE, WY
26 mi	NNW :	WHEATLAND 4 N, WY
27 mi	ENE :	YODER 2 WSW, WY
29 mi	W :	SYBILLE RESEARCH UNIT, WY
30 mi	SW :	HORSE CREEK 2 NW, WY
34 mi	NNE :	OLD FORT LARAMIE, WY
34 mi	NE :	LINGLE 2 S, WY
34 mi	ESE :	LA GRANGE, WY
36 mi	SE :	TENNYSON, WY

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

	Total observations	%	NDJFM observations	%
TMAX	18190	99.6%	7562	100.0%
TMIN	18187	99.6%	7556	99.9%
PRCP	18182	99.6%	7548	99.8%
SNOW	18194	99.6%	7559	99.9%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7562 by year	44.3°F	13.2°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>=63°F	526	0.18	81	44	1.8*	map	table
Extreme low events Days with TMAX<=24°F	542	-0.12	98	129	1.3	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>=63°F	526	0.23	100	54	1.9*	map	table
Extreme low events Days with TMAX<=24°F	542	-0.42	49	132	2.7*	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>=63°F	526	70	114	1.6*	map	table
Extreme low events Days with TMAX<=24°F	542	60	77	1.3	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7556 by year	18.6°F	13.1°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<=-3°F	541	-0.24	89	143	1.6*	map	table
Extreme high events Days with TMIN>=36°F	511	0.21	99	66	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<=-3°F	541	-0.48	46	152	3.3*	map	table
Extreme high events Days with TMIN>=36°F	511	0.20	100	54	1.9*	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<=-3°F	541	62	91	1.5*	map	table
Extreme high events Days with TMIN>=36°F	511	66	104	1.6*	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	7548 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"	1530	0.11"	-0.13	234	315	1.3*	map	table
Extreme events Days with PRCP>0.16"	281	0.32"	-0.16	36	55	1.5	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"	1530	0.11"	-0.04	219	230	1.1	map	table
Extreme events Days with PRCP>0.16"	281	0.32"	-0.10	34	47	1.4	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"	1530	0.11"	249	197	1.3*	map	table
Extreme events Days with PRCP>0.16"	281	0.32"	40	50	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	7559 by year	0.32"		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"	1316	1.85"	-0.11	204	266	1.3*	map	table
Extreme events Days with SNOW>3.0"	155	5.81"	-0.08	23	28	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"	1316	1.85"	-0.12	169	221	1.3*	map	table
Extreme events Days with SNOW>3.0"	155	5.81"	-0.04	18	24	1.3	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"	1316	1.85"	205	167	1.2*	map	table
Extreme events Days with SNOW>3.0"	155	5.81"	17	27	1.6	map	table

SNOW under 2 index extremes Help

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