RIVERDALE, UT - COOP Lower Rockies station 427318

427318 - RIVERDALE, Utah

Latitude
41° 9´N

Longitude
112° 0´W

Elevation
1341 meters

COOP Lower Rockies

10 nearest COOP Lower Rockies stations

2 mi	NNW :	OGDEN, UT
4 mi	E :	UINTAH, UT
5 mi	ESE :	WEBER BASIN PUMP PL 3, UT
6 mi	NNW :	OGDEN SUGAR FACTORY, UT
7 mi	NNE :	OGDEN PIONEER P H, UT
9 mi	ENE :	HUNTSVILLE SNOW BSN, UT
9 mi	ENE :	SNOW BASIN, UT
10 mi	SSE :	FARMINGTON USU FLD STN, UT
11 mi	NE :	PINE VIEW DAM, UT
13 mi	SSE :	FARMINGTON, UT

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

	Total observations	%	NDJFM observations	%
TMAX	15313	83.8%	6339	83.8%
TMIN	15322	83.9%	6346	83.9%
PRCP	15622	85.5%	6459	85.4%
SNOW	13516	74.0%	4761	63.0%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6339 by year	43.2°F	10.9°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>=60°F	503	0.19	89	43	2.1*	map	table
Extreme low events Days with TMAX<=28°F	483	0.11	101	83	1.2	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	503	0.40	112	28	4.0*	map	table
Extreme low events Days with TMAX<=28°F	483	-0.56	41	143	3.5*	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	503	56	97	1.7*	map	table
Extreme low events Days with TMAX<=28°F	483	52	96	1.8*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6346 by year	24.2°F	10.1°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	476	0.16	111	78	1.4*	map	table
Extreme high events Days with TMIN>=38°F	467	-0.15	56	83	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<=8°F	476	-0.66	27	146	5.4*	map	table
Extreme high events Days with TMIN>=38°F	467	0.05	74	52	1.4	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	476	51	95	1.9*	map	table
Extreme high events Days with TMIN>=38°F	467	62	100	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	6459 by year	0.06"		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"	1750	0.21"	-0.06	271	335	1.2*	map	table
Extreme events Days with PRCP>0.34"	342	0.61"	-0.09	53	71	1.3	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"	1750	0.21"	-0.30	178	372	2.1*	map	table
Extreme events Days with PRCP>0.34"	342	0.61"	-0.20	39	64	1.6*	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"	1750	0.21"	277	332	1.2*	map	table
Extreme events Days with PRCP>0.34"	342	0.61"	55	59	1.1	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	4761 by year	0.19"		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"	390	2.36"	0.13	79	61	1.3	map	table
Extreme events Days with SNOW>4.0"	52	6.25"	0.16	13	10	1.3	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"	390	2.36"	-0.56	29	110	3.8*	map	table
Extreme events Days with SNOW>4.0"	52	6.25"	-0.74	2	17	8.5*	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"	390	2.36"	26	71	2.7*	map	table
Extreme events Days with SNOW>4.0"	52	6.25"	3	16	5.3*	map	table

SNOW under 2 index extremes Help

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