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

Carroll County Regional Jack B Poage Field (KDMW)

Lat: 39.61°NLon: 77.01°WElev: 789ft.

Overcast

66°F

19°C

Humidity 78%
Wind Speed SE 5 mph
Barometer 30.13 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 25 Jul 4:35 am EDT
Extended Forecast for

Glyndon MD

  • Today

    Today: Sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday 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 66. Light and variable wind. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 8am. High near 85. Chance of precipitation is 80%.

    High: 85 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 66. Chance of precipitation is 80%.

    Low: 66 °F

    Showers then
    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 62. Calm wind.
Sunday
Sunny, with a high near 84. Calm wind.
Sunday 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 66. Light and variable wind. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 8am. High near 85. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 66. Chance of precipitation is 80%.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Thursday
A slight chance of showers. Sunny, with a high near 83. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 65. Chance of precipitation is 20%.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 87. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Glyndon MD
 39.47°N 76.81°W (Elev. 650 ft)
Last Update:
4:53 am EDT Jul 25, 2026
Forecast Valid:
4am EDT Jul 25, 2026-6pm EDT Jul 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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