Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

54°F

12°C

Humidity	55%
Wind Speed	Calm
Barometer	30.01 in (1017.9 mb)
Dewpoint	38°F (3°C)
Visibility	10.00 mi
Last update	17 Oct 6:56 pm EDT

More Information:

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

Extended Forecast for

2 Miles ENE Cooksville MD

Tonight
Low: 42 °F
Mostly Clear
Saturday
High: 68 °F
Decreasing
Clouds
Saturday Night
Low: 51 °F
Mostly Clear
Sunday
High: 74 °F
Mostly Sunny
then Chance
Showers
Sunday Night
Low: 49 °F
Showers
Monday
High: 63 °F
Chance
Showers
Monday Night
Low: 42 °F
Mostly Clear
Tuesday
High: 67 °F
Sunny
Tuesday Night
Low: 44 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 42. Calm wind.

Saturday

Mostly cloudy, then gradually becoming sunny, with a high near 68. Calm wind becoming south around 6 mph in the afternoon.

Saturday Night

Mostly clear, with a low around 51. Southeast wind 3 to 5 mph.

Sunday

A chance of showers after 2pm. Partly sunny, with a high near 74. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 40%.

Sunday Night

Showers, mainly between 8pm and 2am. Low around 49. South wind 9 to 13 mph becoming southwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 80%.

Monday

A chance of showers, mainly before 8am. Mostly sunny, with a high near 63. Chance of precipitation is 30%.

Monday Night

Mostly clear, with a low around 42.

Tuesday

Sunny, with a high near 67.

Tuesday Night

Partly cloudy, with a low around 44.

Wednesday

Mostly sunny, with a high near 58.

Wednesday Night

Mostly clear, with a low around 40.