BACK BAY WILDLIFE REFUGE, VA - COOP Mid-Atlantic station 440385

440385 - BACK BAY WILDLIFE REFUGE, Virginia

Latitude
36° 40´N

Longitude
75° 55´W

Elevation
3 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

19 mi	NNW :	CAPE HENRY, VA
22 mi	NW :	DIAMOND SPRINGS, VA
22 mi	NW :	NORFOLK INTL ARPT, VA
24 mi	WNW :	NORFOLK, VA
29 mi	SSW :	ELIZABETH CITY, NC
29 mi	W :	WALLACETON LK DRUMMOND, VA
31 mi	SSW :	COAST GUARD AIR, NC
35 mi	WNW :	DRIVER 4 NE, VA
37 mi	NW :	LANGLEY AFB, VA
38 mi	W :	SUFFOLK LAKE KILBY, VA

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

	Total observations	%	NDJFM observations	%
TMAX	14583	79.8%	5998	79.3%
TMIN	14452	79.1%	5943	78.6%
PRCP	15508	84.9%	6403	84.7%
SNOW	15546	85.1%	6198	82.0%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5998 by year	54.9°F	11.2°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	418	0.23	67	38	1.8*	map	table
Extreme low events Days with TMAX<=38°F	438	-0.58	46	133	2.9*	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	418	-0.65	21	126	6.0*	map	table
Extreme low events Days with TMAX<=38°F	438	0.59	133	34	3.9*	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	418	67	84	1.3	map	table
Extreme low events Days with TMAX<=38°F	438	69	57	1.2	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	5943 by year	37.5°F	9.7°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<=23°F	421	-0.35	60	112	1.9*	map	table
Extreme high events Days with TMIN>=52°F	462	0.22	74	39	1.9*	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<=23°F	421	0.64	146	33	4.4*	map	table
Extreme high events Days with TMIN>=52°F	462	-0.41	33	94	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<=23°F	421	50	52	1.0	map	table
Extreme high events Days with TMIN>=52°F	462	88	63	1.4	map	table

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PRCP (total liquid water equivalent) Help top of page

PRCP	observations	mean		Distribution	during extreme days of
NDJFM	6403 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"	1824	0.41"	0.01	317	309	1.0	map	table
Extreme events Days with PRCP>0.70"	351	1.17"	0.20	70	48	1.5	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"	1824	0.41"	0.06	362	312	1.2	map	table
Extreme events Days with PRCP>0.70"	351	1.17"	0.26	85	52	1.6*	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"	1824	0.41"	329	251	1.3*	map	table
Extreme events Days with PRCP>0.70"	351	1.17"	64	51	1.3	map	table

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SNOW Help top of page

SNOW	observations	mean		Distribution	during extreme days of
NDJFM	6198 by year	0.02"		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"	63	2.34"	-0.14	13	14	1.1	map	table
Extreme events Days with SNOW>4.0"	8	7.71"	-0.21	2	3	1.5	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"	63	2.34"	0.91	24	3	8.0*	map	table
Extreme events Days with SNOW>4.0"	8	7.71"	0.83	2	0	Inf	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"	63	2.34"	6	12	2.0	map	table
Extreme events Days with SNOW>4.0"	8	7.71"	0	3	Inf	map	table

SNOW under 2 index extremes Help

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