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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Wilmington Airport (KILG)

Lat: 39.67°NLon: 75.61°WElev: 72ft.

Fair

64°F

18°C

Humidity 93%
Wind Speed E 3 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 17 Jun 2:51 am EDT
Extended Forecast for

Brookside DE

  • Overnight

    Overnight: A slight chance of showers before 5am. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 84. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 84 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 68. Southeast wind around 5 mph.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 68. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers before 5am. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 84. Light southeast wind becoming south 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 68. Southeast wind around 5 mph.
Thursday
A chance of showers and thunderstorms, mainly between 4pm and 5pm. Partly sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 68. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Juneteenth
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 85.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brookside DE
 39.68°N 75.7°W (Elev. 49 ft)
Last Update:
3:18 am EDT Jun 17, 2026
Forecast Valid:
3am EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
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