Storm System to Move Across the Ohio Valley to the Mid-Atlantic and Northeast

Isolated severe thunderstorms will be possible on Veterans Day across parts of the lower Ohio and western Tennessee Valleys. A developing storm will bring rain and gusty winds to the Mid-Atlantic and Northeast on Thursday, with the first accumulating snow likely in the higher elevations of the central Appalachians and interior Northeast. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

68°F

20°C

Humidity	44%
Wind Speed	S 12 mph
Barometer	29.86 in (1012.2 mb)
Dewpoint	45°F (7°C)
Visibility	10.00 mi
Last update	11 Nov 2:56 pm EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles NNE Great Falls VA

Tonight
Low: 47 °F
Mostly Cloudy
then Patchy
Fog
Thursday
High: 64 °F
Rain Likely
and Patchy
Fog
Thursday Night
Low: 39 °F
Rain Likely
then Chance
Rain
Friday
High: 51 °F
Partly Sunny
Friday Night
Low: 33 °F
Partly Cloudy
Saturday
High: 51 °F
Mostly Sunny
Saturday Night
Low: 34 °F
Partly Cloudy
Sunday
High: 52 °F
Mostly Sunny
Sunday Night
Low: 33 °F
Partly Cloudy

Detailed Forecast

Tonight

Patchy fog after 5am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 47. Southeast wind around 5 mph becoming calm after midnight.

Thursday

Rain likely, mainly after 2pm. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64. Calm wind becoming northwest 5 to 9 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Thursday Night

Rain likely, mainly before midnight. Mostly cloudy, with a low around 39. Northwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday

Partly sunny, with a high near 51. Northwest wind around 14 mph, with gusts as high as 25 mph.

Friday Night

Partly cloudy, with a low around 33. Northwest wind 6 to 9 mph.

Saturday

Mostly sunny, with a high near 51.

Saturday Night

Partly cloudy, with a low around 34.

Sunday

Mostly sunny, with a high near 52.

Sunday Night

Partly cloudy, with a low around 33.