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NWS Baltimore, MD/Washington, D.C.
 Point Forecast: Rockville MD
 39.08°N 77.16°W
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Last Update: 12:04 pm EST Feb 9, 2010
Forecast Valid: 4pm EST Feb 9, 2010-6pm EST Feb 16, 2010
Forecast at a Glance
Late
Afternoon

Snow Chance for Measurable Precipitation 100%
Snow

Hi 30 °F
Tonight

Heavy Snow Chance for Measurable Precipitation 100%
Heavy
Snow
Lo 25 °F
Wednesday

Heavy Snow Chance for Measurable Precipitation 100%
Heavy
Snow
Hi 30 °F
Wednesday
Night

Snow Likely Chance for Measurable Precipitation 60%
Snow
Likely
Lo 20 °F
Thursday

Breezy
Breezy

Hi 33 °F
Thursday
Night

Partly Cloudy
Partly
Cloudy
Lo 19 °F
Friday

Mostly Sunny
Mostly
Sunny
Hi 36 °F
Friday
Night

Partly Cloudy
Partly
Cloudy
Lo 20 °F
Saturday

Mostly Sunny
Mostly
Sunny
Hi 34 °F

Detailed text forecast
Hazardous weather condition(s):

Late Afternoon: Snow. High near 30. East wind around 7 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around an inch possible.

Tonight: Snow. The snow could be heavy at times. Low around 25. East wind around 8 mph becoming north. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Wednesday: Snow. The snow could be heavy at times. High near 30. Blustery, with a northwest wind 11 to 14 mph increasing to between 22 and 25 mph. Winds could gust as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Wednesday Night: Snow likely, mainly before 9pm. Cloudy, with a low around 20. Blustery, with a northwest wind between 21 and 25 mph, with gusts as high as 41 mph. Chance of precipitation is 60%.

Thursday: Partly sunny, with a high near 33. Breezy, with a northwest wind between 18 and 20 mph, with gusts as high as 31 mph.

Thursday Night: Partly cloudy, with a low around 19.

Friday: Mostly sunny, with a high near 36.

Friday Night: Partly cloudy, with a low around 20.

Saturday: Mostly sunny, with a high near 34.

Saturday Night: Partly cloudy, with a low around 17.

Sunday: Mostly sunny, with a high near 31.

Sunday Night: Partly cloudy, with a low around 20.

Presidents' Day: Mostly sunny, with a high near 36.

Monday Night: Partly cloudy, with a low around 20.

Tuesday: Mostly sunny, with a high near 33.


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Lat/Lon: 39.08°N 77.16°W   Elevation:430 ft
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view Yesterday's Weather

Washington DC, Reagan National Airport
Lat: 38.86   Lon: -77.03   Elev: 16
Last Update on Feb 9, 2:52 pm EST

Overcast

35 °F
(2 °C)
Humidity: 50 %
Wind Speed: Calm
Barometer: 29.97" (1014.8 mb)
Dewpoint: 18 °F (-8 °C)
Visibility: 10.00 mi.
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