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

Briefing for Late June Heat Wave

An early season heat wave will bring dangerously hot and humid conditions across most of the region beginning Sunday through Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Dover Air Force Base (KDOV)

Lat: 39.13°NLon: 75.47°WElev: 30ft.

Fair

80°F

27°C

Humidity 64%
Wind Speed SW 3 mph
Barometer 30.14 in (1021.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 21 Jun 8:55 am EDT
Extended Forecast for

4 Miles WNW Slaughter Beach DE

Heat Advisory June 23, 08:00am until June 24, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny, with a high near 90. South wind around 5 mph.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 72. South wind around 10 mph.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Heat index values as high as 100. West wind 10 to 15 mph.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. Southwest wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. West wind around 5 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 90. South wind around 5 mph.
Tonight
Partly cloudy, with a low around 72. South wind around 10 mph.
Sunday
Mostly sunny, with a high near 95. Heat index values as high as 100. West wind 10 to 15 mph.
Sunday Night
Mostly clear, with a low around 76. Southwest wind around 5 mph.
Monday
Sunny and hot, with a high near 98. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Mostly sunny, with a high near 93.
Wednesday Night
Partly cloudy, with a low around 72.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Mostly cloudy, with a low around 72.
Friday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Slaughter Beach DE
 38.93°N 75.38°W (Elev. 20 ft)
Last Update:
7:45 am EDT Jun 21, 2025
Forecast Valid:
9am EDT Jun 21, 2025-6pm EDT Jun 27, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation