COTTONWOOD WEIR, UT - COOP Lower Rockies station 421759

421759 - COTTONWOOD WEIR, Utah

Latitude
40° 37´N

Longitude
111° 47´W

Elevation
1512 meters

COOP Lower Rockies

10 nearest COOP Lower Rockies stations

5 mi	WNW :	WHEELER FARM, UT
6 mi	N :	LOWER MILL CREEK, UT
6 mi	SSW :	DRAPER, UT
7 mi	ESE :	SNOWBIRD, UT
7 mi	W :	MIDVALE, UT
8 mi	E :	ALTA, UT
9 mi	NW :	SALT LAKE CITY SUBURBAN SEWAG, UT
9 mi	NW :	SALT LAKE CITY SUBURBAN SEWAG, UT
9 mi	N :	SALT LAKE CITY ZOO, UT
10 mi	NNE :	MOUNTAIN DELL DAM, UT

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

	Total observations	%	NDJFM observations	%
TMAX	17402	95.3%	7169	94.8%
TMIN	17481	95.7%	7209	95.3%
PRCP	17619	96.5%	7263	96.0%
SNOW	16551	90.6%	6498	85.9%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7169 by year	46.1°F	11.2°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>=64°F	493	0.17	85	46	1.8*	map	table
Extreme low events Days with TMAX<=30°F	560	0.16	128	90	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>=64°F	493	0.32	106	31	3.4*	map	table
Extreme low events Days with TMAX<=30°F	560	-0.20	82	126	1.5*	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>=64°F	493	70	87	1.2	map	table
Extreme low events Days with TMAX<=30°F	560	75	85	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	7209 by year	26.9°F	10.0°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<=12°F	565	0.09	130	104	1.2	map	table
Extreme high events Days with TMIN>=41°F	580	0.07	95	80	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<=12°F	565	-0.46	41	149	3.6*	map	table
Extreme high events Days with TMIN>=41°F	580	0.26	127	55	2.3*	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<=12°F	565	63	110	1.7*	map	table
Extreme high events Days with TMIN>=41°F	580	93	89	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	7263 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"	2125	0.25"	-0.01	358	395	1.1	map	table
Extreme events Days with PRCP>0.42"	418	0.73"	0.10	74	70	1.1	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"	2125	0.25"	-0.23	243	416	1.7*	map	table
Extreme events Days with PRCP>0.42"	418	0.73"	-0.35	40	94	2.4*	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"	2125	0.25"	338	354	1.0	map	table
Extreme events Days with PRCP>0.42"	418	0.73"	72	76	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	6498 by year	0.55"		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"	1011	3.54"	0.07	199	181	1.1	map	table
Extreme events Days with SNOW>5.0"	196	8.72"	0.15	38	32	1.2	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"	1011	3.54"	-0.49	91	286	3.1*	map	table
Extreme events Days with SNOW>5.0"	196	8.72"	-0.63	14	67	4.8*	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"	1011	3.54"	152	214	1.4*	map	table
Extreme events Days with SNOW>5.0"	196	8.72"	29	30	1.0	map	table

SNOW under 2 index extremes Help

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