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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

College Park Airport (KCGS)

Lat: 38.98°NLon: 76.92°WElev: 49ft.

Fair

67°F

19°C

Humidity 95%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 29 Aug 3:35 am EDT
Extended Forecast for

Glenn Dale MD

  • Overnight

    Overnight: Mostly clear, with a low around 64. North wind around 6 mph.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Northeast wind around 6 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Light southeast wind.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. South wind 3 to 8 mph. Chance of precipitation is 20%.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 72. South wind 5 to 7 mph.

    Low: 72 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 91.

    High: 91 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 92.

    High: 92 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 64. North wind around 6 mph.
Saturday
Mostly sunny, with a high near 83. Northeast wind around 6 mph.
Saturday Night
Mostly clear, with a low around 65. Light southeast wind.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. South wind 3 to 8 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 72. South wind 5 to 7 mph.
Monday
Partly sunny, with a high near 91.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 92.
Tuesday Night
A slight chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Friday
A slight chance of showers. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Glenn Dale MD
 38.98°N 76.81°W (Elev. 148 ft)
Last Update:
2:22 am EDT Aug 29, 2026
Forecast Valid:
3am EDT Aug 29, 2026-6pm EDT Sep 4, 2026
 
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