SEWARD, NE - HCND station 257715

257715 - SEWARD, Nebraska

Latitude
40° 55´N

Longitude
97° 6´W

Elevation
1480 feet

10 nearest HCND stations

22 mi	SSE :	CRETE, NE
25 mi	N :	DAVID CITY, NE
26 mi	W :	YORK, NE
32 mi	SW :	FAIRMONT, NE
37 mi	SW :	GENEVA, NE
40 mi	ENE :	ASHLAND 2, NE
49 mi	E :	WEEPING WATER, NE
50 mi	ESE :	SYRACUSE, NE
52 mi	NW :	GENOA 2W, NE
52 mi	S :	FAIRBURY, NE

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

	Total observations	%	NDJFM observations	%
TMAX	17899	98.0%	7366	97.4%
TMIN	17979	98.4%	7401	97.9%
PRCP	13797	75.5%	5457	72.2%
SNOW	12368	67.7%	5118	67.7%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7366 by year	41.6°F	14.9°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>=64°F	549	0.37	115	47	2.4*	map	table
Extreme low events Days with TMAX<=18°F	505	-0.40	74	156	2.1*	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>=64°F	549	-0.07	74	81	1.1	map	table
Extreme low events Days with TMAX<=18°F	505	-0.32	66	134	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>=64°F	549	61	106	1.7*	map	table
Extreme low events Days with TMAX<=18°F	505	54	66	1.2	map	table

TMAX under 2 index extremes Help

Maps - choose one extreme:

TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7401 by year	21.2°F	12.9°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<=-1°F	495	-0.38	72	137	1.9*	map	table
Extreme high events Days with TMIN>=38°F	535	0.25	97	48	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<=-1°F	495	-0.20	82	123	1.5*	map	table
Extreme high events Days with TMIN>=38°F	535	-0.21	39	70	1.8*	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<=-1°F	495	47	64	1.4	map	table
Extreme high events Days with TMIN>=38°F	535	108	87	1.2	map	table

TMIN under 2 index extremes Help

Maps - choose one extreme:

PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	5457 by year	0.05"		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"	1240	0.20"	-0.11	208	237	1.1	map	table
Extreme events Days with PRCP>0.31"	246	0.64"	-0.13	42	52	1.2	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"	1240	0.20"	-0.20	145	235	1.6*	map	table
Extreme events Days with PRCP>0.31"	246	0.64"	-0.24	16	50	3.1*	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"	1240	0.20"	244	172	1.4*	map	table
Extreme events Days with PRCP>0.31"	246	0.64"	62	30	2.1*	map	table

PRCP under 2 index extremes Help

Maps - choose one extreme:

SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	5118 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"	742	1.59"	-0.25	118	164	1.4*	map	table
Extreme events Days with SNOW>2.5"	148	4.52"	-0.24	27	38	1.4	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"	742	1.59"	-0.14	96	137	1.4*	map	table
Extreme events Days with SNOW>2.5"	148	4.52"	-0.23	14	29	2.1*	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"	742	1.59"	106	113	1.1	map	table
Extreme events Days with SNOW>2.5"	148	4.52"	25	21	1.2	map	table

SNOW under 2 index extremes Help

Maps - choose one extreme: