RIVERTON, WY - COOP Lower Rockies station 487760

487760 - RIVERTON, Wyoming

Latitude
43° 2´N

Longitude
108° 23´W

Elevation
1510 meters

COOP Lower Rockies

10 nearest COOP Lower Rockies stations

1 mi	E :	RIVERTON USBR, WY
7 mi	NNE :	RIVERTON 9 N, WY
18 mi	N :	RIVERTON 19 N, WY
19 mi	NE :	SHOSHONI, WY
21 mi	SSE :	SAND DRAW, WY
22 mi	NW :	PAVILLION, WY
23 mi	SW :	LANDER HUNT FIELD, WY
24 mi	WNW :	MORTON 1 NW, WY
25 mi	W :	FORT WASHAKIE 1 SE, WY
27 mi	NNW :	PAVILLION 9 NE, WY

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

	Total observations	%	NDJFM observations	%
TMAX	17909	98.1%	7428	98.2%
TMIN	18021	98.7%	7424	98.2%
PRCP	18067	98.9%	7466	98.7%
SNOW	17014	93.2%	6748	89.2%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7428 by year	37.9°F	15.0°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	557	0.19	94	53	1.8*	map	table
Extreme low events Days with TMAX<=14°F	512	0.12	128	99	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>=59°F	557	0.27	114	43	2.7*	map	table
Extreme low events Days with TMAX<=14°F	512	-0.56	35	151	4.3*	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>=59°F	557	68	106	1.6*	map	table
Extreme low events Days with TMAX<=14°F	512	58	75	1.3	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7424 by year	8.2°F	14.0°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<=-15°F	509	0.06	119	97	1.2	map	table
Extreme high events Days with TMIN>=26°F	618	0.09	96	83	1.2	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<=-15°F	509	-0.64	34	163	4.8*	map	table
Extreme high events Days with TMIN>=26°F	618	0.26	123	59	2.1*	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<=-15°F	509	64	76	1.2	map	table
Extreme high events Days with TMIN>=26°F	618	112	108	1.0	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	7466 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"	667	0.12"	-0.12	94	132	1.4*	map	table
Extreme events Days with PRCP>0.18"	127	0.35"	-0.00	16	20	1.2	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"	667	0.12"	-0.17	84	124	1.5*	map	table
Extreme events Days with PRCP>0.18"	127	0.35"	-0.13	16	18	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"	667	0.12"	104	97	1.1	map	table
Extreme events Days with PRCP>0.18"	127	0.35"	30	14	2.1*	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6748 by year	0.15"		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"	498	1.97"	-0.01	81	93	1.1	map	table
Extreme events Days with SNOW>3.0"	97	5.11"	0.31	21	9	2.3*	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"	498	1.97"	-0.23	50	91	1.8*	map	table
Extreme events Days with SNOW>3.0"	97	5.11"	-0.44	5	22	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"	498	1.97"	72	65	1.1	map	table
Extreme events Days with SNOW>3.0"	97	5.11"	22	9	2.4*	map	table

SNOW under 2 index extremes Help

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