COLONY, WY - HCND station 481905

481905 - COLONY, Wyoming

Latitude
44° 56´N

Longitude
104° 12´W

Elevation
3570 feet

10 nearest HCND stations

68 mi	NNW :	EKALAKA, MT
72 mi	SE :	RAPID CITY, SD
75 mi	S :	NEWCASTLE, WY
103 mi	N :	PLEVNA, MT
104 mi	NE :	HETTINGER, ND
110 mi	SSE :	HOT SPRINGS, SD
127 mi	E :	DUPREE, SD
128 mi	NNE :	NEW ENGLAND, ND
129 mi	W :	SHERIDAN FIELD STATION, WY
133 mi	ESE :	COTTONWOOD 2E, SD

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

	Total observations	%	NDJFM observations	%
TMAX	18055	98.9%	7449	98.5%
TMIN	18095	99.1%	7475	98.8%
PRCP	13235	72.5%	5319	70.3%
SNOW	12051	66.0%	4909	64.9%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7449 by year	38.2°F	15.7°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>=60°F	521	0.34	102	38	2.7*	map	table
Extreme low events Days with TMAX<=12°F	556	-0.46	78	182	2.3*	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>=60°F	521	0.31	115	42	2.7*	map	table
Extreme low events Days with TMAX<=12°F	556	-0.77	30	195	6.5*	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>=60°F	521	82	89	1.1	map	table
Extreme low events Days with TMAX<=12°F	556	56	102	1.8*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7475 by year	17.0°F	14.1°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<=-8°F	526	-0.34	80	149	1.9*	map	table
Extreme high events Days with TMIN>=35°F	567	0.36	115	49	2.3*	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	526	-0.87	32	221	6.9*	map	table
Extreme high events Days with TMIN>=35°F	567	0.43	132	40	3.3*	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	526	52	89	1.7*	map	table
Extreme high events Days with TMIN>=35°F	567	96	89	1.1	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	5319 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"	1207	0.10"	-0.12	172	227	1.3*	map	table
Extreme events Days with PRCP>0.15"	229	0.33"	-0.13	25	42	1.7*	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"	1207	0.10"	-0.25	138	239	1.7*	map	table
Extreme events Days with PRCP>0.15"	229	0.33"	-0.29	15	39	2.6*	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"	1207	0.10"	154	212	1.4*	map	table
Extreme events Days with PRCP>0.15"	229	0.33"	37	36	1.0	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	4909 by year	0.29"		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"	911	1.54"	-0.14	131	177	1.4*	map	table
Extreme events Days with SNOW>2.0"	159	4.51"	-0.14	19	29	1.5	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"	911	1.54"	-0.35	96	209	2.2*	map	table
Extreme events Days with SNOW>2.0"	159	4.51"	-0.46	8	35	4.4*	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"	911	1.54"	109	171	1.6*	map	table
Extreme events Days with SNOW>2.0"	159	4.51"	24	28	1.2	map	table

SNOW under 2 index extremes Help

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