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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

42°F

6°C

Humidity 79%
Wind Speed Calm
Barometer 29.91 in (1014.4 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 15 Nov 4:56 am EST
Extended Forecast for

Mount Airy MD

  • Today

    Today: Scattered sprinkles after 3pm. Mostly cloudy, with a high near 60. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 60 °F

    Scattered
    Sprinkles

  • Tonight

    Tonight: Scattered showers or sprinkles before 2am, then scattered sprinkles between 2am and 4am. Cloudy, then gradually becoming partly cloudy, with a low around 50. South wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Scattered
    Showers

  • Sunday

    Sunday: Sunny, with a temperature falling to around 45 by 5pm. Breezy, with a northwest wind 15 to 23 mph, with gusts as high as 40 mph.

    High: 56 °F⇓

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. Breezy, with a west wind 10 to 20 mph, with gusts as high as 31 mph.

    Low: 34 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 46. Northwest wind 11 to 17 mph, with gusts as high as 29 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of rain after 1pm. Partly sunny, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

Detailed Forecast

Today
Scattered sprinkles after 3pm. Mostly cloudy, with a high near 60. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Scattered showers or sprinkles before 2am, then scattered sprinkles between 2am and 4am. Cloudy, then gradually becoming partly cloudy, with a low around 50. South wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a temperature falling to around 45 by 5pm. Breezy, with a northwest wind 15 to 23 mph, with gusts as high as 40 mph.
Sunday Night
Mostly clear, with a low around 34. Breezy, with a west wind 10 to 20 mph, with gusts as high as 31 mph.
Monday
Sunny, with a high near 46. Northwest wind 11 to 17 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 30.
Tuesday
A chance of rain after 1pm. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
Partly sunny, with a high near 53.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.
Friday
A chance of rain. Mostly cloudy, with a high near 58. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Airy MD
 39.37°N 77.14°W (Elev. 764 ft)
Last Update:
5:42 am EST Nov 15, 2025
Forecast Valid:
6am EST Nov 15, 2025-6pm EST Nov 21, 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