PHILPOTT DAM, VA - COOP Mid-Atlantic station 446691

446691 - PHILPOTT DAM, Virginia

Latitude
36° 47´N

Longitude
80° 2´W

Elevation
253 meters

COOP Mid-Atlantic

Virginia

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10 nearest COOP Mid-Atlantic stations

0 mi	N :	PHILPOTT DAM 2, VA
7 mi	SE :	FIELDALE, VA
11 mi	ESE :	MARTINSVILLE FILTER PLANT, VA
14 mi	W :	WOOLWINE, VA
15 mi	WSW :	WOOLWINE 4 S, VA
16 mi	NNE :	ROCKY MOUNT, VA
17 mi	SW :	STUART, VA
17 mi	SW :	STUART, VA
17 mi	WNW :	FLOYD 2, VA
18 mi	NW :	FLOYD 2 NE, VA

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

	Total observations	%	NDJFM observations	%
TMAX	881	4.8%	381	5.0%
TMIN	870	4.8%	378	5.0%
PRCP	1840	10.1%	729	9.6%
SNOW	1777	9.7%	648	8.6%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	381 by year	58.9°F	10.9°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>=75°F	30	0.00	6	4	1.5	map	table
Extreme low events Days with TMAX<=42°F	32	0.16	8	7	1.1	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>=75°F	30	-0.79	0	10	Inf*	map	table
Extreme low events Days with TMAX<=42°F	32	-0.12	5	6	1.2	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>=75°F	30	0	18	Inf*	map	table
Extreme low events Days with TMAX<=42°F	32	0	15	Inf*	map	table

TMAX under 2 index extremes Help

Station table

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TMIN top of page

Data not shown:
Less than 5% of days have TMIN observations during NDJFM over 1948-1997

PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	729 by year	0.12"		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"	160	0.55"	-0.00	26	32	1.2	map	table
Extreme events Days with PRCP>0.85"	32	1.51"	0.36	7	2	3.5	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"	160	0.55"	-0.28	17	35	2.1*	map	table
Extreme events Days with PRCP>0.85"	32	1.51"	-0.10	4	3	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"	160	0.55"	0	61	Inf*	map	table
Extreme events Days with PRCP>0.85"	32	1.51"	0	5	Inf*	map	table

PRCP under 2 index extremes Help

Station table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	648 by year	0.00"		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"	2	1.30"	0.08	1	1	1.0	map	table
Extreme events Days with SNOW>2.3"	0	NaN"	NaN	NaN	NaN	NaN	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"	2	1.30"	-0.88	0	1	Inf	map	table
Extreme events Days with SNOW>2.3"	0	NaN"	NaN	NaN	NaN	NaN	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"	2	1.30"	0	0	NaN	map	table
Extreme events Days with SNOW>2.3"	0	NaN"	NaN	NaN	NaN	map	table

SNOW under 2 index extremes Help

Station table

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