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.

Fair

52°F

11°C

Humidity 64%
Wind Speed Calm
Barometer 29.56 in (1002.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 15 Nov 5:56 pm EST
Extended Forecast for

3 Miles ENE Monrovia MD

  • Tonight

    Tonight: Scattered showers, mainly before 1am. 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 23 mph. Chance of precipitation is 40%.

    Low: 50 °F

    Scattered
    Showers

  • Sunday

    Sunday: Sunny, with a temperature falling to around 46 by 5pm. Windy, with a northwest wind 18 to 26 mph, with gusts as high as 41 mph.

    High: 54 °F⇓

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. Breezy, with a west wind 13 to 20 mph, with gusts as high as 33 mph.

    Low: 35 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 46. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 31 mph.

    High: 46 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. West wind 3 to 7 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of rain after 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 40%.

    Low: 38 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Scattered showers, mainly before 1am. 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 23 mph. Chance of precipitation is 40%.
Sunday
Sunny, with a temperature falling to around 46 by 5pm. Windy, with a northwest wind 18 to 26 mph, with gusts as high as 41 mph.
Sunday Night
Mostly clear, with a low around 35. Breezy, with a west wind 13 to 20 mph, with gusts as high as 33 mph.
Monday
Sunny, with a high near 46. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 30. West wind 3 to 7 mph.
Tuesday
A chance of rain after 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
Mostly cloudy, with a high near 52.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Friday
A chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 40%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Saturday
A chance of rain. Partly sunny, with a high near 62. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Monrovia MD
 39.38°N 77.2°W (Elev. 699 ft)
Last Update:
3:53 pm EST Nov 15, 2025
Forecast Valid:
6pm EST Nov 15, 2025-6pm EST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation