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

Tracking Atmospheric River for California; Record Temperatures Further East

An atmospheric river will bring gusty to high winds, moderate to heavy rainfall, and potential flooding to California today through Saturday. Heavy snow will be possible over the Sierra Nevada mountains into Friday associated with this atmospheric river. East of these impacts dozens of record high maximum and high minimum temperatures may be broken or tied today and Friday. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

49°F

9°C

Humidity 33%
Wind Speed NW 6 mph
Barometer 30.07 in (1019.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 13 Nov 5:56 pm EST
Extended Forecast for

2 Miles ESE Ijamsville MD

  • Tonight

    Tonight: Clear, with a low around 32. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 32 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 55. Light west wind increasing to 5 to 9 mph in the morning.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 59. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 59 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 51. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 51 °F

    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 60. Breezy.

    High: 60 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 32. Northwest wind 5 to 8 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 55. Light west wind increasing to 5 to 9 mph in the morning.
Friday Night
Mostly cloudy, with a low around 38. Calm wind.
Saturday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 59. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 51. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 60. Breezy.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
A chance of rain after 1pm. Partly sunny, with a high near 47. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
Mostly cloudy, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Ijamsville MD
 39.32°N 77.27°W (Elev. 551 ft)
Last Update:
3:53 pm EST Nov 13, 2025
Forecast Valid:
6pm EST Nov 13, 2025-6pm EST Nov 20, 2025
 
Forecast Discussion
 
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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