Montgomery County, Maryland

  National Weather Service:
Flood Warning
    

Short-term forecast
Issued by the National Weather Service at 11:40 am EDT on March 14, 2010

Light to occasionally moderate rainfall will continue across the central Virginia foothills and the western suburbs of Washington DC and the city of Baltimore. Through 2 PM...the heaviest rainfall will affect southern Fauquier...Rappahannock...Culpeper and Madison counties. Rainfall amounts will average one to two tenths of an inch an hour...with locally higher amounts up to half an inch. Across the western suburbs of Washington DC and Baltimore...precipitation will be more spotty in nature. Scattered showers will produce a quick tenth of an inch or less of rainfall.


5-day forecast
Sun Mon Tue Wed Thu
Rain Showers Chance of Rain Partly Cloudy Clear Clear
Rain Showers Chance of Rain Partly Cloudy Clear Clear
50° | 40° 49° | 38° 56° | 36° 58° | 38° 59° | 38°



Current conditions
As of 12:35 PM EDT
at Gaithersburg, Maryland

Overcast
Temperature: 48°
Wind chill:47°
Wind: NNE 4 mph
Dewpoint: 46°
Humidity: 93%
Visibility: 10.0 miles
Forecast

As of 12:00 PM EDT on March 14, 2010

This Afternoon...Showers. Highs in the lower 50s. Northwest winds 5 to 10 mph. Chance of rain near 100 percent.

Tonight...Cloudy with a 40 percent chance of showers. Lows around 40. Northwest winds 5 to 10 mph.

Monday...Cloudy with a 40 percent chance of showers. Highs around 50. North winds 10 to 15 mph with gusts up to 25 mph.

Radar
Local radar » Loop
Regional radar » Loop

    Regional conditions
LocationConditionsTemp..
Gaithersburg Overcast 48°
Frederick Overcast 48°
Riverdale Overcast 52°
Leesburg Overcast 50°
Dulles Light Drizzle 49°
Fort Meade Overcast 46°
Arlington Overcast 52°
Baltimore Overcast 49°
Andrews Air Force Base Overcast 50°
Fort Belvoir Overcast 52°

Almanac

Key: T = Trace of precipitation; MM = data not available
March 14, 2010
Normal high:55° Record high:86° (1990)
Normal low:37° Record low:13° (1888)
Sunrise:7:21 AM Moon Rise: 6:29 AM
Sunset:7:14 PM Moon Set: 6:23 PM
Complete weather almanac
Detailed History and Climate

Flood Warning
Issued by the National Weather Service at 11:17 am EDT on March 14, 2010


The Flood Warning continues for
the Potomac River near Little Falls.
* At 10:45 am Sunday the stage was 11.4 feet.
* Flood stage is 10.0 feet.
* Minor flooding is occurring and moderate flooding is forecast.
* Forecast... the river will continue rising to near 12.8 feet by
tomorrow morning. The river will fall below flood stage Tuesday
early afternoon.
At 12.0 feet, water will begin to inundate the c&o towpath, along the
Maryland side of the river. Downstream in the District of Columbia at
Wisconsin Avenue, the tidal Potomac River will near its 7 foot flood
stage at time of high tide..




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