ROANOKE WOODRUM ARPT, VA - COOP Mid-Atlantic station 447285

447285 - ROANOKE WOODRUM ARPT, Virginia

Latitude
37° 19´N

Longitude
79° 58´W

Elevation
350 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

4 mi	SSE :	ROANOKE, VA
8 mi	NW :	CATAWBA HOSPITAL, VA
13 mi	SW :	POOR MOUNTAIN, VA
15 mi	WSW :	LAFAYETTE 1 NE, VA
17 mi	NNW :	NEW CASTLE 3 E, VA
19 mi	SSW :	COPPER HILL, VA
22 mi	NE :	BUCHANAN, VA
23 mi	ENE :	MONS, VA
23 mi	ENE :	PEAKS OF OTTER, VA
23 mi	S :	ROCKY MOUNT, VA

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

	Total observations	%	NDJFM observations	%
TMAX	18263	100.0%	7563	100.0%
TMIN	18261	100.0%	7563	100.0%
PRCP	18233	99.8%	7563	100.0%
SNOW	17649	96.6%	7349	97.2%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7563 by year	51.0°F	12.4°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	571	0.35	117	49	2.4*	map	table
Extreme low events Days with TMAX<=33°F	577	-0.37	79	156	2.0*	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	571	-0.66	19	156	8.2*	map	table
Extreme low events Days with TMAX<=33°F	577	0.61	187	54	3.5*	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	571	76	115	1.5*	map	table
Extreme low events Days with TMAX<=33°F	577	79	74	1.1	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	7563 by year	31.3°F	10.4°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<=15°F	512	-0.28	83	123	1.5*	map	table
Extreme high events Days with TMIN>=47°F	570	0.25	101	50	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<=15°F	512	0.61	169	43	3.9*	map	table
Extreme high events Days with TMIN>=47°F	570	-0.54	32	155	4.8*	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<=15°F	512	68	57	1.2	map	table
Extreme high events Days with TMIN>=47°F	570	93	98	1.1	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	7563 by year	0.10"		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"	2447	0.32"	0.04	433	405	1.1	map	table
Extreme events Days with PRCP>0.54"	475	0.99"	0.03	72	77	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"	2447	0.32"	-0.12	380	486	1.3*	map	table
Extreme events Days with PRCP>0.54"	475	0.99"	0.02	82	65	1.3	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"	2447	0.32"	378	411	1.1	map	table
Extreme events Days with PRCP>0.54"	475	0.99"	88	54	1.6*	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	7349 by year	0.15"		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"	478	2.36"	-0.27	67	114	1.7*	map	table
Extreme events Days with SNOW>4.1"	93	7.16"	-0.55	6	27	4.5*	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"	478	2.36"	0.42	127	52	2.4*	map	table
Extreme events Days with SNOW>4.1"	93	7.16"	0.42	19	7	2.7*	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"	478	2.36"	72	58	1.2	map	table
Extreme events Days with SNOW>4.1"	93	7.16"	19	9	2.1	map	table

SNOW under 2 index extremes Help

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