CUSTER, SD - COOP Northern Plains station 392087

392087 - CUSTER, South Dakota

Latitude
43° 46´N

Longitude
103° 37´W

Elevation
1670 meters

COOP Northern Plains

10 nearest COOP Northern Plains stations

6 mi	SW :	CUSTER 6 SW, SD
7 mi	E :	MOUNT COOLIDGE, SD
12 mi	NE :	MT RUSHMORE NATL MEM, SD
12 mi	NNE :	HILL CITY, SD
14 mi	NE :	KEYSTONE, SD
15 mi	WSW :	DEWEY 15 NNE, SD
16 mi	N :	REDFERN, SD
16 mi	SSE :	WIND CAVE, SD
18 mi	NNW :	DEERFIELD 3 SE, SD
18 mi	SW :	EDGEMONT 23 NNW, SD

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

	Total observations	%	NDJFM observations	%
TMAX	17286	94.7%	7036	93.0%
TMIN	17269	94.6%	7019	92.8%
PRCP	17555	96.1%	7181	94.9%
SNOW	15790	86.5%	5785	76.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7036 by year	39.4°F	12.9°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>=58°F	493	0.25	81	35	2.3*	map	table
Extreme low events Days with TMAX<=19°F	480	-0.22	81	125	1.5*	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>=58°F	493	0.37	107	36	3.0*	map	table
Extreme low events Days with TMAX<=19°F	480	-0.65	35	150	4.3*	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>=58°F	493	67	72	1.1	map	table
Extreme low events Days with TMAX<=19°F	480	47	79	1.7*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7019 by year	12.9°F	13.1°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<=-9°F	520	-0.39	76	150	2.0*	map	table
Extreme high events Days with TMIN>=30°F	504	0.38	104	43	2.4*	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<=-9°F	520	-0.67	34	170	5.0*	map	table
Extreme high events Days with TMIN>=30°F	504	0.30	111	46	2.4*	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<=-9°F	520	47	102	2.2*	map	table
Extreme high events Days with TMIN>=30°F	504	92	62	1.5*	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	7181 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"	1121	0.12"	-0.15	168	226	1.3*	map	table
Extreme events Days with PRCP>0.19"	220	0.35"	0.00	36	36	1.0	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"	1121	0.12"	-0.39	110	252	2.3*	map	table
Extreme events Days with PRCP>0.19"	220	0.35"	-0.44	19	49	2.6*	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"	1121	0.12"	151	209	1.4*	map	table
Extreme events Days with PRCP>0.19"	220	0.35"	32	40	1.2	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	5785 by year	0.23"		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"	718	1.84"	-0.13	114	148	1.3	map	table
Extreme events Days with SNOW>3.0"	109	5.50"	0.07	16	16	1.0	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"	718	1.84"	-0.40	69	167	2.4*	map	table
Extreme events Days with SNOW>3.0"	109	5.50"	-0.49	9	29	3.2*	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"	718	1.84"	105	116	1.1	map	table
Extreme events Days with SNOW>3.0"	109	5.50"	20	21	1.1	map	table

SNOW under 2 index extremes Help

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