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

39°F

4°C

Humidity	NA
Wind Speed	E 5 mph
Barometer	30.29 in (1027.2 mb)
Dewpoint	N/A
Visibility	1.75 mi
Wind Chill	35°F (2°C)
Last update	7 Mar 3:56 am EST

More Information:

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

Extended Forecast for

North Potomac MD

Today
High: 68 °F
Dense Fog
then Mostly
Sunny
Tonight
Low: 62 °F
Rain Likely
Sunday
High: 71 °F
Chance Rain
Sunday Night
Low: 44 °F
Mostly Clear
Monday
High: 72 °F
Sunny
Monday Night
Low: 50 °F
Clear
Tuesday
High: 78 °F
Sunny
Tuesday Night
Low: 60 °F
Partly Cloudy
Wednesday
High: 79 °F
Mostly Cloudy
then Chance
Rain

Detailed Forecast

Today

Widespread dense fog, mainly before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 68. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

Tonight

Rain likely, mainly before 4am. Mostly cloudy, with a low around 62. Southwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

A chance of rain. Mostly cloudy, with a high near 71. Southwest wind 7 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 50%.

Sunday Night

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

Monday

Sunny, with a high near 72. Calm wind becoming southwest 5 to 8 mph in the afternoon.

Monday Night

Clear, with a low around 50.

Tuesday

Sunny, with a high near 78.

Tuesday Night

Partly cloudy, with a low around 60.