Briefing for Flash Flood, Severe Thunderstorm, and Heat Risks through Thursday

Scattered showers and thunderstorms with locally heavy rainfall may lead to areas of flash flooding through tonight. There is potential for isolated severe thunderstorms with damaging wind gusts tonight and Thursday. Hot and very humid conditions are expected Thursday. See this briefing for details on these threats. Read More >

Current conditions at

Wilmington Airport (KILG)

Lat: 39.67°NLon: 75.61°WElev: 72ft.

Light Rain

75°F

24°C

Humidity 88%
Wind Speed SW 12 mph
Barometer 29.98 in (1014.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 16 Jul 11:51 pm EDT
Extended Forecast for

3 Miles SSE Brookside DE

Flood Watch July 17, 12:39am until July 17, 03:00am
Heat Advisory July 17, 10:00am until July 17, 08:00pm
Flash Flood Warning until July 17, 02:45am
Click here for hazard details and duration
Flood Watch
Heat Advisory
Flash Flood Warning
  •  
    Flood Watch July 17, 12:39am until July 17, 03:00am
    Flash Flood Warning until July 17, 02:45am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 75 °F

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms, mainly between 3pm and 5pm.  Mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 101. West wind 5 to 10 mph.  Chance of precipitation is 20%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 75. Southwest wind around 5 mph.  Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 87. Northwest wind around 5 mph.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70. North wind around 5 mph becoming calm.

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 85. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, then showers likely and possibly a thunderstorm after 8pm.  Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 87. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms, mainly before 5am. Mostly cloudy, with a low around 75. Southwest wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 101. West wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 75. Southwest wind around 5 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 87. Northwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 70. North wind around 5 mph becoming calm.
Saturday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers, then showers likely and possibly a thunderstorm after 8pm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
A chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Brookside DE
 39.62°N 75.71°W (Elev. 49 ft)
4:12 pm EDT Jul 16, 2025
12am EDT Jul 17, 2025-6pm EDT Jul 23, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database