FLANDREAU, SD - COOP Northern Plains station 392984

392984 - FLANDREAU, South Dakota

Latitude
44° 3´N

Longitude
96° 36´W

Elevation
476 meters

COOP Northern Plains

10 nearest COOP Northern Plains stations

13 mi	E :	PIPESTONE, MN
20 mi	WSW :	CHESTER, SD
20 mi	W :	WENTWORTH 2 WNW, SD
20 mi	NNW :	BROOKINGS 2 NE, SD
24 mi	SSE :	GARRETSON, SD
24 mi	SW :	COLTON, SD
25 mi	W :	MADISON 2 SE, SD
27 mi	W :	MADISON 1 WNW, SD
28 mi	NE :	TYLER, MN
31 mi	N :	ASTORIA 4 S, SD

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

	Total observations	%	NDJFM observations	%
TMAX	18151	99.4%	7545	99.8%
TMIN	18129	99.3%	7545	99.8%
PRCP	18176	99.5%	7553	99.9%
SNOW	17875	97.9%	7250	95.9%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7545 by year	31.6°F	15.2°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>=55°F	518	0.26	90	44	2.0*	map	table
Extreme low events Days with TMAX<=8°F	534	-0.34	86	146	1.7*	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>=55°F	518	0.01	71	57	1.2	map	table
Extreme low events Days with TMAX<=8°F	534	-0.31	77	153	2.0*	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>=55°F	518	68	88	1.3	map	table
Extreme low events Days with TMAX<=8°F	534	49	82	1.7*	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	7545 by year	10.9°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	561	-0.35	75	135	1.8*	map	table
Extreme high events Days with TMIN>=31°F	558	0.22	98	50	2.0*	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	561	-0.21	93	150	1.6*	map	table
Extreme high events Days with TMIN>=31°F	558	-0.09	56	65	1.2	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	561	41	82	2.0*	map	table
Extreme high events Days with TMIN>=31°F	558	127	80	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	7553 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"	1024	0.17"	-0.10	154	191	1.2	map	table
Extreme events Days with PRCP>0.29"	204	0.53"	0.07	32	31	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"	1024	0.17"	-0.25	111	195	1.8*	map	table
Extreme events Days with PRCP>0.29"	204	0.53"	-0.36	11	38	3.5*	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"	1024	0.17"	166	172	1.0	map	table
Extreme events Days with PRCP>0.29"	204	0.53"	52	23	2.3*	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	7250 by year	0.19"		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"	738	1.91"	-0.25	95	159	1.7*	map	table
Extreme events Days with SNOW>3.0"	120	5.57"	-0.04	16	21	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"	738	1.91"	-0.25	82	146	1.8*	map	table
Extreme events Days with SNOW>3.0"	120	5.57"	-0.41	4	25	6.2*	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"	738	1.91"	91	125	1.4*	map	table
Extreme events Days with SNOW>3.0"	120	5.57"	20	21	1.1	map	table

SNOW under 2 index extremes Help

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