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

Camp David (KRSP)

Lat: 39.65°NLon: 77.47°WElev: 1841ft.

Overcast

52°F

11°C

Humidity 53%
Wind Speed SW 10 G 16 mph
Barometer 29.79 in (1009.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 15 Nov 10:54 am EST
Extended Forecast for

2 Miles S Unionville MD

  • Today

    Today: Scattered sprinkles between 1pm and 5pm, then isolated showers after 5pm. Cloudy, with a high near 59. South wind 3 to 7 mph.

    High: 59 °F

    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers or sprinkles before 1am, then scattered sprinkles between 1am and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 50. South wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 22 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 13 to 23 mph, with gusts as high as 39 mph.

    High: 56 °F⇓

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. Breezy, with a west wind 15 to 20 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 29 mph.

    Low: 35 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.

    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

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
Scattered sprinkles between 1pm and 5pm, then isolated showers after 5pm. Cloudy, with a high near 59. South wind 3 to 7 mph.
Tonight
Scattered showers or sprinkles before 1am, then scattered sprinkles between 1am and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 50. South wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a temperature falling to around 45 by 5pm. Breezy, with a northwest wind 13 to 23 mph, with gusts as high as 39 mph.
Sunday Night
Mostly clear, with a low around 35. Breezy, with a west wind 15 to 20 mph decreasing to 9 to 14 mph in the evening. Winds could gust as high as 29 mph.
Monday
Mostly sunny, with a high near 47. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.
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
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Unionville MD
 39.48°N 77.12°W (Elev. 650 ft)
Last Update:
9:53 am EST Nov 15, 2025
Forecast Valid:
11am EST Nov 15, 2025-6pm EST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation