TOWSON, MD - COOP Mid-Atlantic station 188877

188877 - TOWSON, Maryland

Latitude
39° 23´N

Longitude
76° 34´W

Elevation
119 meters

COOP Mid-Atlantic

10 nearest COOP Mid-Atlantic stations

2 mi	SSE :	BALTIMORE HAMILTON, MD
4 mi	NNE :	LOCH RAVEN DAM, MD
7 mi	ESE :	MIDDLE RIVER 1 N, MD
7 mi	SSW :	BALTIMORE CITY, MD
8 mi	W :	PIKESVILLE POL BRKS, MD
8 mi	SSE :	DUNDALK, MD
9 mi	NNW :	COCKEYSVILLE 2 NE, MD
9 mi	S :	BALTIMORE, MD
10 mi	SE :	MIDDLE RIVER, MD
13 mi	S :	BALTIMORE SLEDDS POINT, MD

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

	Total observations	%	NDJFM observations	%
TMAX	15260	83.6%	6218	82.2%
TMIN	14845	81.3%	6169	81.6%
PRCP	15421	84.4%	6320	83.6%
SNOW	14141	77.4%	4790	63.3%

TMAX Help top of page

TMAX	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6218 by year	49.0°F	11.7°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>=67°F	451	0.23	76	29	2.6*	map	table
Extreme low events Days with TMAX<=32°F	474	-0.37	67	134	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>=67°F	451	-0.59	21	112	5.3*	map	table
Extreme low events Days with TMAX<=32°F	474	0.54	142	42	3.4*	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>=67°F	451	54	112	2.1*	map	table
Extreme low events Days with TMAX<=32°F	474	58	77	1.3	map	table

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TMIN Help top of page

TMIN	observations	mean	std dev		Distribution	during extreme days of
NDJFM	6169 by year	29.3°F	10.5°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	434	-0.23	65	99	1.5*	map	table
Extreme high events Days with TMIN>=45°F	463	0.30	92	35	2.6*	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	434	0.47	121	41	3.0*	map	table
Extreme high events Days with TMIN>=45°F	463	-0.34	35	92	2.6*	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	434	53	64	1.2	map	table
Extreme high events Days with TMIN>=45°F	463	69	91	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	6320 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"	2148	0.37"	-0.01	334	368	1.1	map	table
Extreme events Days with PRCP>0.60"	426	1.13"	-0.03	61	71	1.2	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"	2148	0.37"	-0.08	337	393	1.2*	map	table
Extreme events Days with PRCP>0.60"	426	1.13"	0.20	90	53	1.7*	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"	2148	0.37"	332	419	1.3*	map	table
Extreme events Days with PRCP>0.60"	426	1.13"	74	69	1.1	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	4790 by year	0.05"		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"	85	2.88"	-0.47	9	26	2.9*	map	table
Extreme events Days with SNOW>4.5"	15	8.28"	-0.51	1	4	4.0	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"	85	2.88"	-0.04	11	14	1.3	map	table
Extreme events Days with SNOW>4.5"	15	8.28"	0.55	1	1	1.0	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"	85	2.88"	11	21	1.9	map	table
Extreme events Days with SNOW>4.5"	15	8.28"	4	3	1.3	map	table

SNOW under 2 index extremes Help

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