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

3 Miles NW Sykesville MD

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Scattered sprinkles between 4pm and 5pm, then isolated showers after 5pm. Mostly cloudy, with a high near 60. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 60 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Saturday Night

    Saturday Night: Scattered showers or sprinkles before 3am, then scattered sprinkles between 3am and 4am. Cloudy, then gradually becoming partly cloudy, with a low around 50. South wind 6 to 11 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Scattered
    Showers

  • Sunday

    Sunday: Sunny, with a high near 57. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 37 mph.

    High: 57 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. West wind 9 to 15 mph, with gusts as high as 29 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly 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 45. Chance of precipitation is 30%.

    High: 45 °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

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Calm wind.
Saturday
Scattered sprinkles between 4pm and 5pm, then isolated showers after 5pm. Mostly cloudy, with a high near 60. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
Scattered showers or sprinkles before 3am, then scattered sprinkles between 3am and 4am. Cloudy, then gradually becoming partly cloudy, with a low around 50. South wind 6 to 11 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 57. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 37 mph.
Sunday Night
Mostly clear, with a low around 34. West wind 9 to 15 mph, with gusts as high as 29 mph.
Monday
Mostly sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 30.
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 before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 49.
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 59. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Sykesville MD
 39.4°N 76.99°W (Elev. 600 ft)
Last Update:
12:42 am EST Nov 15, 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