Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

College Park Airport (KCGS)

Lat: 38.98°NLon: 76.92°WElev: 49ft.

Fair

83°F

28°C

Humidity 43%
Wind Speed S 10 mph
Barometer 30.10 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 26 Aug 12:15 pm EDT
Extended Forecast for

Colesville MD

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 86. South wind 6 to 8 mph.

    High: 86 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 70. South wind 6 to 8 mph.

    Low: 70 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly between 1pm and 5pm. Some of the storms could be severe.  Partly sunny, with a high near 88. South wind 6 to 9 mph.  Chance of precipitation is 50%.

    High: 88 °F

    Slight Chance
    T-storms then
    Severe
    Thunderstorms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 2am. Some of the storms could be severe.  Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 85. Light north wind.  Chance of precipitation is 30%.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 86. South wind 6 to 8 mph.
Tonight
Mostly cloudy, with a low around 70. South wind 6 to 8 mph.
Thursday
A chance of showers and thunderstorms, mainly between 1pm and 5pm. Some of the storms could be severe. Partly sunny, with a high near 88. South wind 6 to 9 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 2am. Some of the storms could be severe. Mostly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Light north wind. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Sunny, with a high near 91.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Colesville MD
 39.09°N 77.02°W (Elev. 299 ft)
10:53 am EDT Aug 26, 2026
12pm EDT Aug 26, 2026-6pm EDT Sep 1, 2026
 
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Additional Resources

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