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

Areas of Heavy to Excessive Rainfall Which May Bring Flooding

Monsoon moisture will continue to produce areas of heavy to excessive rainfall and potential flooding across the northern Intermountain West today. Debris flows will be possible over recent wildfire burn areas. Heavy to excessive rainfall and flash flooding will be possible across the central Rockies into the south-central Plains and lower Mississippi Valley through Thursday. Read More >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Partly Cloudy

79°F

26°C

Humidity 32%
Wind Speed W 10 mph
Barometer 30.12 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 27 Aug 4:45 pm EDT
Extended Forecast for

Green Valley MD

  • Tonight

    Tonight: Partly cloudy, with a low around 51. West wind 5 to 8 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77. Light west wind becoming northwest 5 to 9 mph in the morning.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. North wind around 6 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. West wind 5 to 8 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 77. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 58. Calm wind.
Friday
Mostly sunny, with a high near 77. Light west wind becoming northwest 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 52. North wind around 6 mph.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 56.
Labor Day
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Green Valley MD
 39.33°N 77.24°W (Elev. 607 ft)
Last Update:
4:29 pm EDT Aug 27, 2025
Forecast Valid:
5pm EDT Aug 27, 2025-6pm EDT Sep 3, 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