BROOKNEAL, VA - COOP Mid-Atlantic station 441082

441082 - BROOKNEAL, Virginia

Latitude
37° 4´N

Longitude
78° 57´W

Elevation
131 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

14 mi	E :	CHARLOTTE COURT HOUSE, VA
15 mi	ESE :	RANDOLPH 5 NNE, VA
15 mi	N :	CONCORD 4 SSW, VA
19 mi	W :	ALTAVISTA, VA
20 mi	S :	HALIFAX 1 N, VA
21 mi	NNE :	APPOMATTOX, VA
23 mi	NW :	LYNCHBURG MUNICIPAL ARPT, VA
23 mi	S :	HALIFAX 2 SSE, VA
26 mi	S :	SOUTH BOSTON, VA
27 mi	NNW :	LYNCHBURG MADISON HEIGHTS, VA

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

	Total observations	%	NDJFM observations	%
TMAX	4366	23.9%	1795	23.7%
TMIN	4367	23.9%	1796	23.7%
PRCP	13316	72.9%	5556	73.5%
SNOW	12910	70.7%	5145	68.0%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	1795 by year	51.8°F	12.8°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>=72°F	124	0.52	29	11	2.6*	map	table
Extreme low events Days with TMAX<=33°F	127	-0.29	15	32	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>=72°F	124	-0.58	6	38	6.3*	map	table
Extreme low events Days with TMAX<=33°F	127	0.66	41	8	5.1*	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>=72°F	124	12	18	1.5	map	table
Extreme low events Days with TMAX<=33°F	127	6	8	1.3	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	1796 by year	28.5°F	10.7°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<=13°F	139	-0.26	22	38	1.7	map	table
Extreme high events Days with TMIN>=46°F	123	0.30	23	14	1.6	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	139	0.86	53	8	6.6*	map	table
Extreme high events Days with TMIN>=46°F	123	-0.29	8	22	2.8*	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<=13°F	139	8	7	1.1	map	table
Extreme high events Days with TMIN>=46°F	123	20	9	2.2*	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	5556 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"	1684	0.36"	-0.19	211	334	1.6*	map	table
Extreme events Days with PRCP>0.60"	328	1.04"	-0.28	36	74	2.1*	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"	1684	0.36"	-0.03	306	322	1.1	map	table
Extreme events Days with PRCP>0.60"	328	1.04"	0.31	86	41	2.1*	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"	1684	0.36"	259	286	1.1	map	table
Extreme events Days with PRCP>0.60"	328	1.04"	50	37	1.4	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	5145 by year	0.07"		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"	171	2.24"	-0.41	22	45	2.0*	map	table
Extreme events Days with SNOW>3.8"	33	6.58"	-0.87	3	12	4.0	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"	171	2.24"	0.62	54	11	4.9*	map	table
Extreme events Days with SNOW>3.8"	33	6.58"	0.77	11	3	3.7	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"	171	2.24"	28	20	1.4	map	table
Extreme events Days with SNOW>3.8"	33	6.58"	8	3	2.7	map	table

SNOW under 2 index extremes Help

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