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

Delaware Airpark (K33N)

Lat: 39.22°NLon: 75.6°WElev: 55ft.

Fair

90°F

32°C

Humidity 41%
Wind Speed W 8 mph
Barometer 30.10 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 21 Jun 6:15 pm EDT
Extended Forecast for

2 Miles SE Smyrna DE

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

  • Tonight

    Tonight: Partly cloudy, with a low around 72. Southwest wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 94. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Heat index values as high as 105. Northwest wind around 5 mph.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 80. West wind around 5 mph becoming calm.

    Low: 80 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 72. Southwest wind around 5 mph.
Sunday
Sunny, with a high near 94. Southwest wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 77. Southwest wind 5 to 10 mph.
Monday
Sunny and hot, with a high near 98. Heat index values as high as 105. Northwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 80. West wind around 5 mph becoming calm.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
A chance of showers and thunderstorms after 2pm. 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 73. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Smyrna DE
 39.27°N 75.58°W (Elev. 10 ft)
Last Update:
4:12 pm EDT Jun 21, 2025
Forecast Valid:
6pm EDT Jun 21, 2025-6pm EDT Jun 28, 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