RIVERDALE, UT - HCND station 427318

427318 - RIVERDALE, Utah

Latitude
41° 10´N

Longitude
112° 0´W

Elevation
4400 feet

10 nearest HCND stations

7 mi	NNE :	OGDEN PIONEER P H, UT
20 mi	ESE :	MORGAN COMO SPRINGS, UT
28 mi	NNW :	CORINNE, UT
43 mi	NNE :	LOGAN USU, UT
46 mi	SSW :	TOOELE, UT
50 mi	SSE :	SNAKE CREEK PH, UT
51 mi	ENE :	WOODRUFF, UT
54 mi	SE :	HEBER, UT
55 mi	S :	UTAH LAKE LEHI, UT
55 mi	E :	EVANSTON 1E, WY

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

	Total observations	%	NDJFM observations	%
TMAX	15260	83.6%	6317	83.5%
TMIN	15242	83.5%	6313	83.5%
PRCP	12613	69.1%	5147	68.1%
SNOW	10369	56.8%	3498	46.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6317 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	482	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	482	-0.56	41	142	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	482	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	6313 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	474	0.15	109	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	474	-0.65	27	145	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	474	51	94	1.8*	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	5147 by year	0.07"		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"	1749	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"	1749	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"	1749	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	3498 by year	0.26"		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"	387	2.37"	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"	387	2.37"	-0.55	29	108	3.7*	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"	387	2.37"	26	70	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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