CLARK, SD - HCND station 391739

391739 - CLARK, South Dakota

Latitude
44° 53´N

Longitude
97° 44´W

Elevation
1780 feet

10 nearest HCND stations

28 mi	E :	WATERTOWN FAA AP, SD
42 mi	WNW :	MELLETTE, SD
52 mi	NW :	ABERDEEN WSO AP, SD
58 mi	ENE :	MILBANK 2SSW, SD
61 mi	SSW :	FORESTBURG 3NE, SD
61 mi	S :	HOWARD, SD
69 mi	W :	FAULKTON 1NW, SD
85 mi	S :	ALEXANDRIA, SD
87 mi	SW :	GANN VALLEY 4NW, SD
89 mi	WSW :	HIGHMORE 1W, SD

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

	Total observations	%	NDJFM observations	%
TMAX	17907	98.1%	7367	97.4%
TMIN	17891	98.0%	7353	97.2%
PRCP	13166	72.1%	5129	67.8%
SNOW	11920	65.3%	4863	64.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7367 by year	30.5°F	15.4°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>=53°F	522	0.31	99	47	2.1*	map	table
Extreme low events Days with TMAX<=6°F	525	-0.38	77	150	1.9*	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>=53°F	522	0.10	82	48	1.7*	map	table
Extreme low events Days with TMAX<=6°F	525	-0.40	65	156	2.4*	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>=53°F	522	72	85	1.2	map	table
Extreme low events Days with TMAX<=6°F	525	51	83	1.6*	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7353 by year	10.6°F	15.5°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<=-15°F	544	-0.39	72	145	2.0*	map	table
Extreme high events Days with TMIN>=31°F	525	0.31	97	47	2.1*	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<=-15°F	544	-0.30	81	159	2.0*	map	table
Extreme high events Days with TMIN>=31°F	525	0.04	65	50	1.3	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<=-15°F	544	49	90	1.8*	map	table
Extreme high events Days with TMIN>=31°F	525	107	77	1.4	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	5129 by year	0.04"		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"	1363	0.13"	-0.10	207	248	1.2	map	table
Extreme events Days with PRCP>0.20"	254	0.41"	-0.06	37	48	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"	1363	0.13"	-0.16	177	240	1.4*	map	table
Extreme events Days with PRCP>0.20"	254	0.41"	-0.28	16	43	2.7*	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"	1363	0.13"	228	189	1.2	map	table
Extreme events Days with PRCP>0.20"	254	0.41"	49	39	1.3	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	4863 by year	0.28"		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"	989	1.35"	-0.22	139	215	1.5*	map	table
Extreme events Days with SNOW>2.0"	181	3.87"	-0.18	24	39	1.6	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"	989	1.35"	-0.16	132	181	1.4*	map	table
Extreme events Days with SNOW>2.0"	181	3.87"	-0.38	15	34	2.3*	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"	989	1.35"	169	128	1.3*	map	table
Extreme events Days with SNOW>2.0"	181	3.87"	31	28	1.1	map	table

SNOW under 2 index extremes Help

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