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

48°F

9°C

Humidity 54%
Wind Speed Calm
Barometer 29.95 in (1015.7 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 14 Nov 11:56 pm EST
Extended Forecast for

Wheaton-Glenmont MD

  • Overnight

    Overnight: A slight chance of showers after 1am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 63. Calm wind becoming south around 6 mph in the afternoon.

    High: 63 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 7pm. Mostly cloudy, with a low around 53. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 53 °F

    Chance Rain

  • Sunday

    Sunday: Sunny, with a high near 59. Northwest wind 11 to 17 mph, with gusts as high as 31 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.

    High: 47 °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 30%.

    Low: 35 °F

    Chance Rain

Detailed Forecast

Overnight
A slight chance of showers after 1am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 63. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
A chance of rain, mainly after 7pm. Mostly cloudy, with a low around 53. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Sunday
Sunny, with a high near 59. Northwest wind 11 to 17 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 36. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
A chance of rain after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Partly sunny, with a high near 53.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Friday
A chance of rain. Partly sunny, with a high near 57. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wheaton-Glenmont MD
 39.07°N 77.05°W (Elev. 364 ft)
Last Update:
9:53 pm EST Nov 14, 2025
Forecast Valid:
12am 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