FORT SULLY 8 NE, SD - COOP Northern Plains station 393082

393082 - FORT SULLY 8 NE, South Dakota

Latitude
44° 38´N

Longitude
100° 26´W

Elevation
503 meters

COOP Northern Plains

10 nearest COOP Northern Plains stations

13 mi	S :	OAHE DAM, SD
16 mi	ENE :	ONIDA 4 NW, SD
19 mi	SSE :	PIERRE MUNICIPAL AP, SD
23 mi	WSW :	HOPEWELL 1 SE, SD
24 mi	ESE :	BLUNT, SD
27 mi	NNE :	GETTYSBURG 14 W, SD
27 mi	NNE :	CHEYENNE AGENCY, SD
29 mi	SSW :	FORT PIERRE 17 WSW, SD
29 mi	SSW :	WENDTE , SD
30 mi	NNE :	GETTYSBURG 15 W, SD

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

	Total observations	%	NDJFM observations	%
TMAX	7817	42.8%	3193	42.2%
TMIN	7700	42.2%	3118	41.2%
PRCP	8104	44.4%	3219	42.6%
SNOW	7658	41.9%	2859	37.8%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3193 by year	36.8°F	16.2°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>=60°F	243	0.30	49	19	2.6*	map	table
Extreme low events Days with TMAX<=10°F	228	-0.75	25	87	3.5*	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>=60°F	243	0.14	49	30	1.6	map	table
Extreme low events Days with TMAX<=10°F	228	-0.46	23	68	3.0*	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>=60°F	243	36	40	1.1	map	table
Extreme low events Days with TMAX<=10°F	228	44	30	1.5	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3118 by year	12.7°F	14.7°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<=-11°F	232	-0.74	24	79	3.3*	map	table
Extreme high events Days with TMIN>=32°F	235	0.20	41	23	1.8*	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<=-11°F	232	-0.42	25	68	2.7*	map	table
Extreme high events Days with TMIN>=32°F	235	0.18	40	26	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<=-11°F	232	45	30	1.5	map	table
Extreme high events Days with TMIN>=32°F	235	44	37	1.2	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	3219 by year	0.01"		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"	235	0.16"	-0.28	33	51	1.5	map	table
Extreme events Days with PRCP>0.22"	44	0.48"	0.07	8	8	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"	235	0.16"	-0.19	30	44	1.5	map	table
Extreme events Days with PRCP>0.22"	44	0.48"	-0.66	2	13	6.5*	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"	235	0.16"	50	37	1.4	map	table
Extreme events Days with PRCP>0.22"	44	0.48"	10	8	1.2	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	2859 by year	0.11"		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"	135	2.22"	-0.55	12	34	2.8*	map	table
Extreme events Days with SNOW>3.0"	26	4.87"	-0.35	3	6	2.0	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"	135	2.22"	-0.28	17	29	1.7	map	table
Extreme events Days with SNOW>3.0"	26	4.87"	-0.56	2	7	3.5	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"	135	2.22"	31	15	2.1*	map	table
Extreme events Days with SNOW>3.0"	26	4.87"	7	2	3.5	map	table

SNOW under 2 index extremes Help

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