LONG VALLEY, SD - COOP Northern Plains station 394983

394983 - LONG VALLEY, South Dakota

Latitude
43° 28´N

Longitude
101° 30´W

Elevation
753 meters

COOP Northern Plains

10 nearest COOP Northern Plains stations

21 mi	SSW :	MARTIN 5 E, SD
23 mi	SSW :	MARTIN 1 S, SD
24 mi	SSE :	HARRINGTON, SD
25 mi	ESE :	PARMELEE, SD
25 mi	N :	KADOKA, SD
26 mi	S :	LA CREEK NATL WILDLIFE, SD
26 mi	ENE :	CEDAR BUTTE 1 NE, SD
28 mi	NNE :	BELVIDERE, SD
30 mi	NW :	INTERIOR 3 NE, SD
30 mi	NW :	INTERIOR, SD

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

	Total observations	%	NDJFM observations	%
TMAX	17987	98.5%	7459	98.6%
TMIN	17944	98.3%	7437	98.3%
PRCP	18013	98.6%	7423	98.1%
SNOW	17754	97.2%	7218	95.4%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7459 by year	41.9°F	15.9°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>=65°F	541	0.31	104	45	2.3*	map	table
Extreme low events Days with TMAX<=16°F	512	-0.34	83	150	1.8*	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>=65°F	541	0.22	102	52	2.0*	map	table
Extreme low events Days with TMAX<=16°F	512	-0.54	44	153	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>=65°F	541	74	99	1.3	map	table
Extreme low events Days with TMAX<=16°F	512	51	81	1.6*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7437 by year	16.7°F	14.2°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<=-8°F	525	-0.35	74	139	1.9*	map	table
Extreme high events Days with TMIN>=35°F	579	0.40	122	44	2.8*	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	525	-0.58	49	176	3.6*	map	table
Extreme high events Days with TMIN>=35°F	579	0.14	102	68	1.5*	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	525	51	82	1.6*	map	table
Extreme high events Days with TMIN>=35°F	579	91	97	1.1	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	7423 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"	1070	0.13"	-0.01	185	179	1.0	map	table
Extreme events Days with PRCP>0.17"	211	0.39"	0.02	36	29	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"	1070	0.13"	-0.14	138	181	1.3*	map	table
Extreme events Days with PRCP>0.17"	211	0.39"	-0.20	22	34	1.5	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"	1070	0.13"	163	153	1.1	map	table
Extreme events Days with PRCP>0.17"	211	0.39"	46	24	1.9*	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	7218 by year	0.20"		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"	768	1.87"	-0.10	122	146	1.2	map	table
Extreme events Days with SNOW>3.0"	115	5.43"	-0.24	15	23	1.5	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"	768	1.87"	-0.24	90	150	1.7*	map	table
Extreme events Days with SNOW>3.0"	115	5.43"	-0.30	12	20	1.7	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"	768	1.87"	118	119	1.0	map	table
Extreme events Days with SNOW>3.0"	115	5.43"	16	16	1.0	map	table

SNOW under 2 index extremes Help

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