National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

23°F

-5°C

Humidity 85%
Wind Speed Calm
Barometer 30.22 in (1025.3 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 18 Nov 6:56 am EST
Extended Forecast for

Germantown MD

  • Today

    Today: A chance of rain, mainly after 5pm. Increasing clouds, with a high near 47. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.

    High: 47 °F

    Partly Sunny
    then Chance
    Rain

  • Tonight

    Tonight: Rain, mainly before 4am. Patchy fog after 8pm. Low around 39. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, cloudy, with a high near 51. Calm wind becoming north around 5 mph.

    High: 51 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Cloudy, with a low around 41. Calm wind. Chance of precipitation is 20%.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Cloudy, with a high near 52. Light southeast wind.

    High: 52 °F

    Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 1am. Cloudy, with a low around 45. Chance of precipitation is 30%.

    Low: 45 °F

    Cloudy then
    Chance Rain

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 60. Chance of precipitation is 30%.

    High: 60 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 53. Chance of precipitation is 40%.

    High: 53 °F

    Chance Rain

Detailed Forecast

Today
A chance of rain, mainly after 5pm. Increasing clouds, with a high near 47. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.
Tonight
Rain, mainly before 4am. Patchy fog after 8pm. Low around 39. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Patchy fog before 11am. Otherwise, cloudy, with a high near 51. Calm wind becoming north around 5 mph.
Wednesday Night
A slight chance of rain after 1am. Cloudy, with a low around 41. Calm wind. Chance of precipitation is 20%.
Thursday
Cloudy, with a high near 52. Light southeast wind.
Thursday Night
A chance of rain after 1am. Cloudy, with a low around 45. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 60. Chance of precipitation is 30%.
Friday Night
Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Saturday
A chance of rain. Partly sunny, with a high near 53. Chance of precipitation is 40%.
Saturday Night
A chance of rain before 1am. Partly cloudy, with a low around 35. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Germantown MD
 39.18°N 77.26°W (Elev. 489 ft)
Last Update:
6:52 am EST Nov 18, 2025
Forecast Valid:
7am EST Nov 18, 2025-6pm EST Nov 24, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation