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Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

67°F

19°C

Humidity 97%
Wind Speed Calm
Barometer 29.70 in (1006.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 8 May 6:56 am EDT
Extended Forecast for

Derwood MD

  • Today

    Today: Scattered showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 86. West wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers then
    Mostly Sunny

  • Tonight

    Tonight: A chance of showers, mainly after 2am. Partly cloudy, with a low around 63. West wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 74. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Low around 56. North wind around 8 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 66. Northwest wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 47. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 2am. Partly cloudy, with a low around 49. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly sunny, with a high near 69. Chance of precipitation is 30%.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Scattered showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 86. West wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tonight
A chance of showers, mainly after 2am. Partly cloudy, with a low around 63. West wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 74. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Low around 56. North wind around 8 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 66. Northwest wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Friday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 47. Chance of precipitation is 20%.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 67. Chance of precipitation is 30%.
Saturday Night
A chance of showers before 2am. Partly cloudy, with a low around 49. Chance of precipitation is 50%.
Sunday
A chance of showers after 2pm. Mostly sunny, with a high near 69. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 49. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A chance of showers. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Derwood MD
 39.14°N 77.12°W (Elev. 400 ft)
Last Update:
7:32 am EDT May 8, 2024
Forecast Valid:
7am EDT May 8, 2024-6pm EDT May 14, 2024
 
Forecast Discussion
 
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Additional Resources

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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