ROCKVILLE 1 NE, MD - COOP Mid-Atlantic station 187705

187705 - ROCKVILLE 1 NE, Maryland

Latitude
39° 6´N

Longitude
77° 6´W

Elevation
134 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

4 mi	SSE :	VIERS MILL, MD
4 mi	ESE :	WHEATON REGIONAL PARK, MD
6 mi	S :	GROSVENOR LANE, MD
7 mi	S :	BETHESDA NATL INST HEALTH, MD
7 mi	S :	BATTERY PARK, MD
7 mi	SE :	BURNT MILLS RESERVOIR, MD
7 mi	SSE :	ROCK CREEK FOREST, MD
8 mi	NNE :	BRIGHTON DAM, MD
9 mi	ESE :	BELTSVILLE SCS R1, MD
9 mi	ESE :	COLLEGE PARK SCS R 1, MD

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

	Total observations	%	NDJFM observations	%
TMAX	17076	93.5%	7072	93.5%
TMIN	17057	93.4%	7050	93.2%
PRCP	17256	94.5%	7130	94.3%
SNOW	17110	93.7%	6963	92.1%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7072 by year	49.4°F	12.2°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	504	0.33	95	30	3.2*	map	table
Extreme low events Days with TMAX<=32°F	530	-0.36	75	142	1.9*	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>=69°F	504	-0.64	16	130	8.1*	map	table
Extreme low events Days with TMAX<=32°F	530	0.59	170	49	3.5*	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	504	63	112	1.8*	map	table
Extreme low events Days with TMAX<=32°F	530	61	68	1.1	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	7050 by year	29.7°F	10.6°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<=13°F	476	-0.28	73	113	1.5*	map	table
Extreme high events Days with TMIN>=46°F	472	0.21	80	40	2.0*	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<=13°F	476	0.51	147	52	2.8*	map	table
Extreme high events Days with TMIN>=46°F	472	-0.46	24	106	4.4*	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<=13°F	476	68	52	1.3	map	table
Extreme high events Days with TMIN>=46°F	472	89	66	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	7130 by year	0.10"		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"	2155	0.34"	0.06	368	331	1.1	map	table
Extreme events Days with PRCP>0.56"	430	1.01"	0.09	72	66	1.1	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"	2155	0.34"	-0.13	327	415	1.3*	map	table
Extreme events Days with PRCP>0.56"	430	1.01"	0.10	88	64	1.4	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"	2155	0.34"	328	393	1.2*	map	table
Extreme events Days with PRCP>0.56"	430	1.01"	65	67	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	6963 by year	0.12"		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"	332	2.54"	-0.17	42	66	1.6*	map	table
Extreme events Days with SNOW>4.0"	58	7.09"	-0.16	8	14	1.8	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"	332	2.54"	0.47	89	30	3.0*	map	table
Extreme events Days with SNOW>4.0"	58	7.09"	0.71	22	4	5.5*	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"	332	2.54"	39	40	1.0	map	table
Extreme events Days with SNOW>4.0"	58	7.09"	9	4	2.2	map	table

SNOW under 2 index extremes Help

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