Severe Thunderstorm and Flash Flood Threats Continue into the Weekend

Severe thunderstorms are expected from the southern Plains to the Midwest through Friday night. Severe storm hazards may include large hail, severe winds, and tornadoes, some of which may be strong. There will be another chance for severe thunderstorms on Saturday for portions of Texas, the Lower Mississippi Valley, and the Ohio Valley. Storms could result in locally heavy rain and flash flooding. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fog/Mist

43°F

6°C

Humidity	NA
Wind Speed	E 5 mph
Barometer	30.37 in (1030.1 mb)
Dewpoint	N/A
Visibility	2.50 mi
Wind Chill	40°F (4°C)
Last update	6 Mar 9:56 pm EST

More Information:

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

Extended Forecast for

3 Miles W North Potomac MD

Tonight
Low: 43 °F
Patchy Fog
then Slight
Chance
Showers and
Areas Fog
Saturday
High: 69 °F
Dense Fog
then Mostly
Sunny
Saturday Night
Low: 62 °F
Showers
Likely
Sunday
High: 70 °F
Chance
Showers
Sunday Night
Low: 44 °F
Partly Cloudy
Monday
High: 72 °F
Sunny
Monday Night
Low: 50 °F
Clear
Tuesday
High: 78 °F
Sunny
Tuesday Night
Low: 59 °F
Partly Cloudy
then Chance
Rain

Detailed Forecast

Tonight

A slight chance of showers between 3am and 4am. Patchy fog. Otherwise, cloudy, with a low around 43. Southeast wind 5 to 7 mph. Chance of precipitation is 20%.

Saturday

Widespread dense fog, mainly before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 69. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

Saturday Night

Showers likely, mainly between 7pm and 1am. Mostly cloudy, with a low around 62. South wind 8 to 11 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.

Sunday

A chance of showers. Mostly cloudy, with a high near 70. West wind 7 to 9 mph. Chance of precipitation is 40%.

Sunday Night

Partly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.

Monday

Sunny, with a high near 72.

Monday Night

Clear, with a low around 50.

Tuesday

Sunny, with a high near 78.

Tuesday Night

A chance of rain after 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.