URBANNA, VA - COOP Mid-Atlantic station 448642

448642 - URBANNA, Virginia

Latitude
37° 38´N

Longitude
76° 34´W

Elevation
9 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

3 mi	SW :	SALUDA, VA
6 mi	N :	MOLLUSK 1 SW, VA
6 mi	SSW :	GLENNS 1 S, VA
12 mi	ENE :	KILMARNOCK 1 N, VA
14 mi	WSW :	WEST POINT 2 NW, VA
14 mi	ENE :	DITCHLEY 1 S, VA
19 mi	SE :	CARDINAL, VA
20 mi	SE :	MATHEWS 1 SSW, VA
21 mi	NE :	BURGESS 1 ESE, VA
23 mi	SE :	MATHEWS 6 SE, VA

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

	Total observations	%	NDJFM observations	%
TMAX	9262	50.7%	3844	50.8%
TMIN	9248	50.6%	3839	50.8%
PRCP	9464	51.8%	3931	52.0%
SNOW	9464	51.8%	3932	52.0%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	3844 by year	53.4°F	12.0°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	272	0.07	32	26	1.2	map	table
Extreme low events Days with TMAX<=36°F	305	-0.50	42	85	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>=72°F	272	-0.75	6	79	13.2*	map	table
Extreme low events Days with TMAX<=36°F	305	0.37	75	38	2.0*	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	272	25	58	2.3*	map	table
Extreme low events Days with TMAX<=36°F	305	53	62	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	3839 by year	33.9°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<=18°F	257	-0.44	32	72	2.2*	map	table
Extreme high events Days with TMIN>=50°F	277	0.04	33	26	1.3	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<=18°F	257	0.40	66	27	2.4*	map	table
Extreme high events Days with TMIN>=50°F	277	-0.59	16	81	5.1*	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<=18°F	257	41	46	1.1	map	table
Extreme high events Days with TMIN>=50°F	277	35	65	1.9*	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	3931 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"	1216	0.35"	-0.22	148	257	1.7*	map	table
Extreme events Days with PRCP>0.59"	242	1.00"	-0.19	33	55	1.7*	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"	1216	0.35"	-0.13	179	254	1.4*	map	table
Extreme events Days with PRCP>0.59"	242	1.00"	0.23	49	33	1.5	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"	1216	0.35"	182	264	1.5*	map	table
Extreme events Days with PRCP>0.59"	242	1.00"	39	39	1.0	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	3932 by year	0.09"		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	2.13"	-0.31	26	39	1.5	map	table
Extreme events Days with SNOW>3.5"	32	5.74"	-0.41	6	9	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"	171	2.13"	0.40	39	19	2.1*	map	table
Extreme events Days with SNOW>3.5"	32	5.74"	0.77	8	2	4.0	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"	171	2.13"	23	29	1.3	map	table
Extreme events Days with SNOW>3.5"	32	5.74"	7	2	3.5	map	table

SNOW under 2 index extremes Help

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