LEONARDTOWN 3 NW, MD - COOP Mid-Atlantic station 185201

185201 - LEONARDTOWN 3 NW, Maryland

Latitude
38° 19´N

Longitude
76° 40´W

Elevation
34 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

1 mi	SE :	LEONARDTOWN 2, MD
5 mi	S :	LEONARDTOWN 4 SSW, MD
9 mi	N :	MECHANICSVILLE 5 NE, MD
11 mi	NNW :	CHARLOTTE HALL, MD
12 mi	NNW :	CHARLOTTE HALL 2 SE, MD
12 mi	E :	SOLOMONS, MD
14 mi	E :	PATUXENT RIVER, MD
17 mi	NNE :	PRINCE FREDERICK 1 N, MD
17 mi	WSW :	COLONIAL BEACH, VA
20 mi	W :	DAHLGREN WEAPONS LAB, VA

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

	Total observations	%	NDJFM observations	%
TMAX	5764	31.6%	2427	32.1%
TMIN	5753	31.5%	2421	32.0%
PRCP	5776	31.6%	2449	32.4%
SNOW	5726	31.4%	2385	31.5%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	2427 by year	51.6°F	12.1°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	181	0.29	28	7	4.0*	map	table
Extreme low events Days with TMAX<=34°F	178	-0.61	22	58	2.6*	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	181	-0.84	2	61	30.5*	map	table
Extreme low events Days with TMAX<=34°F	178	0.42	48	22	2.2*	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>=70°F	181	19	47	2.5*	map	table
Extreme low events Days with TMAX<=34°F	178	31	25	1.2	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	2421 by year	29.5°F	11.3°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<=12°F	162	-0.31	22	39	1.8	map	table
Extreme high events Days with TMIN>=47°F	173	0.10	21	12	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<=12°F	162	0.45	47	20	2.4*	map	table
Extreme high events Days with TMIN>=47°F	173	-0.56	7	49	7.0*	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<=12°F	162	24	23	1.0	map	table
Extreme high events Days with TMIN>=47°F	173	26	32	1.2	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	2449 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"	669	0.39"	-0.15	88	112	1.3	map	table
Extreme events Days with PRCP>0.65"	133	1.09"	-0.14	16	22	1.4	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"	669	0.39"	-0.16	89	140	1.6*	map	table
Extreme events Days with PRCP>0.65"	133	1.09"	0.15	29	24	1.2	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"	669	0.39"	100	119	1.2	map	table
Extreme events Days with PRCP>0.65"	133	1.09"	15	19	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	2385 by year	0.10"		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"	84	2.80"	-0.34	12	19	1.6	map	table
Extreme events Days with SNOW>4.5"	16	6.40"	-1.06	1	7	7.0	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"	84	2.80"	0.49	18	7	2.6*	map	table
Extreme events Days with SNOW>4.5"	16	6.40"	0.91	6	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"	84	2.80"	8	9	1.1	map	table
Extreme events Days with SNOW>4.5"	16	6.40"	3	1	3.0	map	table

SNOW under 2 index extremes Help

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