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

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

49°F

9°C

Humidity 23%
Wind Speed Calm
Barometer 30.59 in (1037.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 8 Apr 12:56 pm EDT
Extended Forecast for

Washington Grove MD

Frost Advisory April 9, 12:00am until April 9, 09:00am
Click here for hazard details and duration
Frost Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 53. Southeast wind around 6 mph.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Areas of frost after 1am. Otherwise, mostly clear, with a low around 33. Southeast wind 3 to 6 mph.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Areas of frost before 9am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming south 5 to 7 mph in the morning.

    High: 61 °F

    Areas Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. South wind 3 to 6 mph.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. South wind 3 to 7 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 53. Southeast wind around 6 mph.
Tonight
Areas of frost after 1am. Otherwise, mostly clear, with a low around 33. Southeast wind 3 to 6 mph.
Thursday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 41. South wind 3 to 6 mph.
Friday
Sunny, with a high near 74. South wind 3 to 7 mph.
Friday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Partly sunny, with a high near 82.
Monday Night
Mostly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington Grove MD
 39.13°N 77.18°W (Elev. 459 ft)
Last Update:
10:53 am EDT Apr 8, 2026
Forecast Valid:
1pm EDT Apr 8, 2026-6pm EDT Apr 14, 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