GRASS CREEK, WY - COOP Lower Rockies station 484036

484036 - GRASS CREEK, Wyoming

Latitude
43° 57´N

Longitude
108° 39´W

Elevation
1701 meters

COOP Lower Rockies

10 nearest COOP Lower Rockies stations

6 mi	NNE :	GOOSEBERRY CREEK, WY
13 mi	SSE :	HAMILTON DOME, WY
13 mi	ENE :	WORLAND 21 W, WY
16 mi	S :	THERMOPOLIS 22 WNW, WY
16 mi	S :	THERMOPOLIS 25 WNW, WY
17 mi	SSW :	THERMOPOLIS 27 WNW, WY
17 mi	ENE :	WORLAND 18 W, WY
17 mi	NW :	MEETEETSE, WY
17 mi	SSE :	ARAPAHOE RANCH, WY
18 mi	WNW :	SUNSHINE 3 NE, WY

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

	Total observations	%	NDJFM observations	%
TMAX	7574	41.5%	3071	40.6%
TMIN	7576	41.5%	3063	40.5%
PRCP	13235	72.5%	5304	70.1%
SNOW	10835	59.3%	3964	52.4%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3071 by year	41.0°F	12.9°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	215	0.59	62	14	4.4*	map	table
Extreme low events Days with TMAX<=20°F	212	-0.15	36	52	1.4	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	215	0.46	56	13	4.3*	map	table
Extreme low events Days with TMAX<=20°F	212	-0.84	8	77	9.6*	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	215	16	43	2.7*	map	table
Extreme low events Days with TMAX<=20°F	212	28	37	1.3	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3063 by year	13.3°F	12.5°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<=-8°F	227	-0.17	37	55	1.5	map	table
Extreme high events Days with TMIN>=29°F	212	0.40	45	16	2.8*	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<=-8°F	227	-0.84	5	82	16.4*	map	table
Extreme high events Days with TMIN>=29°F	212	0.36	42	17	2.5*	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<=-8°F	227	31	34	1.1	map	table
Extreme high events Days with TMIN>=29°F	212	18	38	2.1*	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	5304 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"	574	0.11"	-0.20	71	124	1.7*	map	table
Extreme events Days with PRCP>0.15"	107	0.35"	-0.36	10	28	2.8*	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"	574	0.11"	-0.06	80	94	1.2	map	table
Extreme events Days with PRCP>0.15"	107	0.35"	-0.13	18	17	1.1	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"	574	0.11"	90	75	1.2	map	table
Extreme events Days with PRCP>0.15"	107	0.35"	21	12	1.8	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	3964 by year	0.14"		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"	282	1.93"	-0.03	38	48	1.3	map	table
Extreme events Days with SNOW>3.0"	45	5.75"	-0.17	3	8	2.7	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"	282	1.93"	-0.06	39	48	1.2	map	table
Extreme events Days with SNOW>3.0"	45	5.75"	-0.09	8	6	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"	282	1.93"	44	55	1.2	map	table
Extreme events Days with SNOW>3.0"	45	5.75"	13	9	1.4	map	table

SNOW under 2 index extremes Help

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