Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Dover Air Force Base (KDOV)

Lat: 39.13°NLon: 75.47°WElev: 30ft.

Mostly Cloudy

81°F

27°C

Humidity 79%
Wind Speed N 7 mph
Barometer 29.87 in (1011.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 18 Aug 10:55 am EDT
Extended Forecast for

Hartly DE

  • Today

    Today: Isolated showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Northwest wind around 5 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 9pm.  Patchy fog after 3am.  Otherwise, mostly clear, with a low around 68. Calm wind.  Chance of precipitation is 20%.

    Low: 68 °F

    Isolated
    T-storms then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am.  Otherwise, sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am.  Mostly clear, with a low around 71. Calm wind.  Chance of precipitation is 20%.

    Low: 71 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm.  High near 87. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 68. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers

  • Friday

    Friday: A chance of showers before 8am, then a chance of showers after 2pm.  Partly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers.  Mostly cloudy, with a low around 68. Chance of precipitation is 50%.

    Low: 68 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 2pm.  Mostly cloudy, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

Detailed Forecast

Today
Isolated showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Northwest wind around 5 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 9pm. Patchy fog after 3am. Otherwise, mostly clear, with a low around 68. Calm wind. Chance of precipitation is 20%.
Wednesday
Patchy fog before 7am. Otherwise, sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly clear, with a low around 71. Calm wind. Chance of precipitation is 20%.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 87. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 68. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers before 8am, then a chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Saturday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Saturday Night
Showers likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Sunday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Monday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Hartly DE
 39.17°N 75.71°W (Elev. 46 ft)
2:35 am EDT Aug 18, 2026
11am EDT Aug 18, 2026-6pm EDT Aug 24, 2026
 
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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