VERNAL AP, UT - HCND station 429111

429111 - VERNAL AP, Utah

Latitude
40° 28´N

Longitude
109° 31´W

Elevation
5260 feet

10 nearest HCND stations

22 mi	WSW :	FORT DUCHESNE, UT
75 mi	N :	GREEN RIVER, WY
93 mi	NW :	EVANSTON 1E, WY
98 mi	SSE :	FRUITA 1W, CO
100 mi	W :	HEBER, UT
103 mi	S :	THOMPSON, UT
104 mi	SW :	HIAWATHA, UT
104 mi	W :	SNAKE CREEK PH, UT
113 mi	WSW :	SPANISH FORK PH, UT
113 mi	NW :	WOODRUFF, UT

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

	Total observations	%	NDJFM observations	%
TMAX	18000	98.6%	7479	98.9%
TMIN	17992	98.5%	7466	98.7%
PRCP	13525	74.1%	5514	72.9%
SNOW	9654	52.9%	3137	41.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7479 by year	38.8°F	13.1°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	503	0.21	86	39	2.2*	map	table
Extreme low events Days with TMAX<=19°F	524	0.13	124	91	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	503	0.35	108	34	3.2*	map	table
Extreme low events Days with TMAX<=19°F	524	-0.53	46	164	3.6*	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	503	70	99	1.4*	map	table
Extreme low events Days with TMAX<=19°F	524	67	71	1.1	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	7466 by year	13.4°F	12.2°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<=-7°F	526	0.06	122	111	1.1	map	table
Extreme high events Days with TMIN>=30°F	513	0.00	84	99	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<=-7°F	526	-0.62	43	183	4.3*	map	table
Extreme high events Days with TMIN>=30°F	513	0.03	70	60	1.2	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<=-7°F	526	50	114	2.3*	map	table
Extreme high events Days with TMIN>=30°F	513	113	64	1.8*	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	5514 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"	938	0.14"	0.04	183	181	1.0	map	table
Extreme events Days with PRCP>0.22"	183	0.38"	-0.00	26	31	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"	938	0.14"	-0.36	119	233	2.0*	map	table
Extreme events Days with PRCP>0.22"	183	0.38"	-0.52	16	57	3.6*	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"	938	0.14"	197	105	1.9*	map	table
Extreme events Days with PRCP>0.22"	183	0.38"	32	22	1.5	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	3137 by year	0.13"		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"	194	2.10"	0.50	56	22	2.5*	map	table
Extreme events Days with SNOW>3.0"	32	5.91"	0.43	9	5	1.8	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"	194	2.10"	-0.68	22	70	3.2*	map	table
Extreme events Days with SNOW>3.0"	32	5.91"	-1.25	5	21	4.2	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"	194	2.10"	31	20	1.6	map	table
Extreme events Days with SNOW>3.0"	32	5.91"	1	5	5.0	map	table

SNOW under 2 index extremes Help

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