VIENNA, MD - COOP Mid-Atlantic station 189140

189140 - VIENNA, Maryland

Latitude
38° 29´N

Longitude
75° 50´W

Elevation
3 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

8 mi	NE :	SHARPTOWN, MD
14 mi	WNW :	CAMBRIDGE WATER TRMT PLANT, MD
15 mi	ENE :	LAUREL 2 SW, DE
15 mi	ESE :	PRINCESS ANNE, MD
15 mi	ESE :	SALISBURY POLICE BRKS, MD
16 mi	NNW :	PRESTON 1 S, MD
16 mi	ESE :	SALISBURY, MD
16 mi	ESE :	SALISBURY USGS, MD
17 mi	WSW :	BLACKWATER REFUGE, MD
20 mi	ESE :	SALISBURY WICOMICO CO AP, MD

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

	Total observations	%	NDJFM observations	%
TMAX	17138	93.8%	7142	94.4%
TMIN	17330	94.9%	7220	95.5%
PRCP	17398	95.3%	7211	95.3%
SNOW	16889	92.5%	6647	87.9%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7142 by year	51.5°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>=69°F	478	0.27	81	32	2.5*	map	table
Extreme low events Days with TMAX<=34°F	482	-0.39	66	133	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>=69°F	478	-0.46	25	105	4.2*	map	table
Extreme low events Days with TMAX<=34°F	482	0.54	145	46	3.2*	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>=69°F	478	74	102	1.4	map	table
Extreme low events Days with TMAX<=34°F	482	65	71	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	7220 by year	32.0°F	10.2°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<=17°F	540	-0.18	96	128	1.3	map	table
Extreme high events Days with TMIN>=48°F	490	0.20	87	48	1.8*	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<=17°F	540	0.48	163	60	2.7*	map	table
Extreme high events Days with TMIN>=48°F	490	-0.34	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<=17°F	540	71	61	1.2	map	table
Extreme high events Days with TMIN>=48°F	490	96	75	1.3	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	7211 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"	2164	0.38"	-0.02	341	374	1.1	map	table
Extreme events Days with PRCP>0.65"	423	1.09"	0.01	81	81	1.0	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"	2164	0.38"	0.01	379	381	1.0	map	table
Extreme events Days with PRCP>0.65"	423	1.09"	0.25	93	49	1.9*	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"	2164	0.38"	356	381	1.1	map	table
Extreme events Days with PRCP>0.65"	423	1.09"	70	54	1.3	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	6647 by year	0.06"		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"	132	2.81"	-0.27	20	31	1.6	map	table
Extreme events Days with SNOW>4.1"	26	7.12"	-0.21	7	6	1.2	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"	132	2.81"	0.52	36	13	2.8*	map	table
Extreme events Days with SNOW>4.1"	26	7.12"	0.93	9	1	9.0*	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"	132	2.81"	24	14	1.7	map	table
Extreme events Days with SNOW>4.1"	26	7.12"	7	1	7.0	map	table

SNOW under 2 index extremes Help

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