TYNDALL, SD - COOP Northern Plains station 398472_99999

398472_99999 - TYNDALL, South Dakota

Latitude
42° 59´N

Longitude
97° 52´W

Elevation
433 meters

COOP Northern Plains

10 nearest COOP Northern Plains stations

1 mi	N :	TYNDALL, SD
18 mi	SSW :	NIOBRARA, NE
22 mi	ESE :	GAVINS POINT DAM, NE
23 mi	WNW :	WAGNER, SD
23 mi	NE :	MENNO, SD
25 mi	SE :	CROFTON, NE
26 mi	ESE :	YANKTON 2 E, SD
29 mi	SSE :	BLOOMFIELD, NE
31 mi	N :	PARKSTON 8 ENE, SD
31 mi	WSW :	LYNCH, NE

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

	Total observations	%	NDJFM observations	%
TMAX	15937	87.3%	6621	87.5%
TMIN	15879	86.9%	6618	87.5%
PRCP	15953	87.4%	6620	87.5%
SNOW	15896	87.0%	6568	86.8%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6621 by year	37.4°F	15.7°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>=61°F	451	0.40	95	35	2.7*	map	table
Extreme low events Days with TMAX<=12°F	454	-0.51	60	151	2.5*	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>=61°F	451	0.08	77	61	1.3	map	table
Extreme low events Days with TMAX<=12°F	454	-0.29	66	124	1.9*	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>=61°F	451	63	73	1.2	map	table
Extreme low events Days with TMAX<=12°F	454	52	53	1.0	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6618 by year	16.4°F	14.4°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	489	-0.48	63	147	2.3*	map	table
Extreme high events Days with TMIN>=34°F	531	0.28	91	47	1.9*	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	489	-0.09	88	115	1.3	map	table
Extreme high events Days with TMIN>=34°F	531	-0.07	59	71	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<=-8°F	489	45	55	1.2	map	table
Extreme high events Days with TMIN>=34°F	531	110	69	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	6620 by year	0.03"		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"	1074	0.17"	-0.10	168	208	1.2	map	table
Extreme events Days with PRCP>0.26"	210	0.55"	0.02	28	30	1.1	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"	1074	0.17"	-0.13	148	191	1.3*	map	table
Extreme events Days with PRCP>0.26"	210	0.55"	-0.21	15	38	2.5*	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"	1074	0.17"	219	113	1.9*	map	table
Extreme events Days with PRCP>0.26"	210	0.55"	66	26	2.5*	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	6568 by year	0.21"		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"	692	1.97"	-0.25	96	156	1.6*	map	table
Extreme events Days with SNOW>3.0"	115	5.97"	-0.19	12	21	1.8	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"	692	1.97"	-0.18	99	131	1.3	map	table
Extreme events Days with SNOW>3.0"	115	5.97"	-0.26	7	21	3.0*	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"	692	1.97"	113	77	1.5*	map	table
Extreme events Days with SNOW>3.0"	115	5.97"	19	12	1.6	map	table

SNOW under 2 index extremes Help

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