Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

60°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.26 in (1025.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 4 Oct 12:56 am EDT
Extended Forecast for

Washington Grove MD

  • Overnight

    Overnight: A chance of showers, mainly after 4am.  Mostly cloudy, with a low around 57. Light east wind.  Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly before 11am.  Cloudy, with a high near 64. East wind 3 to 6 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then clearing, with a high near 69. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 69 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 44. Northwest wind around 6 mph.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers, mainly after 4am. Mostly cloudy, with a low around 57. Light east wind. Chance of precipitation is 30%.
Sunday
Showers likely, mainly before 11am. Cloudy, with a high near 64. East wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Cloudy, with a low around 57. Calm wind.
Monday
Mostly cloudy through mid morning, then clearing, with a high near 69. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Monday Night
Clear, with a low around 44. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Washington Grove MD
 39.15°N 77.18°W (Elev. 456 ft)
10:52 pm EDT Oct 3, 2026
1am EDT Oct 4, 2026-6pm EDT Oct 10, 2026
 
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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