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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Hazardous Weather Conditions

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Overcast

62°F

17°C

Humidity 70%
Wind Speed N 6 mph
Barometer 30.37 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 10 Oct 10:55 pm EDT
Extended Forecast for

Green Valley MD

  • Tonight

    Tonight: A chance of showers, mainly after 2am. Cloudy, with a low around 59. East wind 7 to 9 mph. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 2pm. High near 67. East wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 67 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm. Low around 61. East wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 61 °F

    Showers then
    Chance
    Showers

  • Columbus Day

    Columbus Day: Sunny through mid morning, then becoming mostly cloudy, with a high near 70. North wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 70 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Light northwest wind.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers, mainly after 2am. Cloudy, with a low around 59. East wind 7 to 9 mph. Chance of precipitation is 50%.
Sunday
Showers, with thunderstorms also possible after 2pm. High near 67. East wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm. Low around 61. East wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Columbus Day
Sunny through mid morning, then becoming mostly cloudy, with a high near 70. North wind 10 to 13 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 57. Light northwest wind.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 59. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Green Valley MD
 39.33°N 77.24°W (Elev. 607 ft)
Last Update:
10:54 pm EDT Oct 10, 2026
Forecast Valid:
11pm EDT Oct 10, 2026-6pm EDT Oct 17, 2026
 
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