APPOMATTOX, VA - COOP Mid-Atlantic station 440243

440243 - APPOMATTOX, Virginia

Latitude
37° 21´N

Longitude
78° 50´W

Elevation
277 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

9 mi	WSW :	CONCORD 4 SSW, VA
18 mi	WNW :	LYNCHBURG MADISON HEIGHTS, VA
20 mi	NE :	LEE EXP FOREST, VA
20 mi	W :	LYNCHBURG MUNICIPAL ARPT, VA
20 mi	NNW :	TYE RIVER 1 SE, VA
21 mi	SSW :	BROOKNEAL, VA
21 mi	SSE :	CHARLOTTE COURT HOUSE, VA
22 mi	NE :	BUCKINGHAM, VA
25 mi	E :	FARMVILLE 2 N, VA
26 mi	NNW :	PINEY RIVER 2 SE, VA

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

	Total observations	%	NDJFM observations	%
TMAX	12642	69.2%	5390	71.3%
TMIN	12682	69.4%	5408	71.5%
PRCP	17421	95.4%	7336	97.0%
SNOW	17377	95.1%	7269	96.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5390 by year	50.9°F	12.5°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>=70°F	383	0.43	75	20	3.8*	map	table
Extreme low events Days with TMAX<=33°F	418	-0.17	75	97	1.3	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>=70°F	383	-0.44	25	96	3.8*	map	table
Extreme low events Days with TMAX<=33°F	418	0.42	114	42	2.7*	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>=70°F	383	85	49	1.7*	map	table
Extreme low events Days with TMAX<=33°F	418	57	47	1.2	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	5408 by year	29.1°F	10.5°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<=13°F	366	-0.07	75	81	1.1	map	table
Extreme high events Days with TMIN>=45°F	399	0.31	73	34	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<=13°F	366	0.60	118	31	3.8*	map	table
Extreme high events Days with TMIN>=45°F	399	-0.42	28	90	3.2*	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<=13°F	366	47	31	1.5*	map	table
Extreme high events Days with TMIN>=45°F	399	96	52	1.8*	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	7336 by year	0.11"		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"	1997	0.41"	0.02	328	337	1.0	map	table
Extreme events Days with PRCP>0.66"	394	1.14"	0.03	69	70	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"	1997	0.41"	-0.05	328	368	1.1	map	table
Extreme events Days with PRCP>0.66"	394	1.14"	0.21	80	44	1.8*	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"	1997	0.41"	343	352	1.0	map	table
Extreme events Days with PRCP>0.66"	394	1.14"	67	52	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	7269 by year	0.10"		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"	224	3.11"	-0.35	23	54	2.3*	map	table
Extreme events Days with SNOW>4.0"	41	8.34"	-0.44	5	12	2.4	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"	224	3.11"	0.58	64	15	4.3*	map	table
Extreme events Days with SNOW>4.0"	41	8.34"	0.90	16	2	8.0*	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"	224	3.11"	44	25	1.8*	map	table
Extreme events Days with SNOW>4.0"	41	8.34"	12	4	3.0	map	table

SNOW under 2 index extremes Help

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