Severe Thunderstorms and Flash Flooding Risks - Saturday, July 18th

Scattered to numerous severe thunderstorms are likely across the region on Saturday, July 18th, including a risk of flash flooding for portions of the area. View this briefing for the details regarding these hazards. Read More >

Current conditions at

Wilmington Airport (KILG)

Lat: 39.67°NLon: 75.61°WElev: 72ft.

Overcast with Haze

73°F

23°C

Humidity 76%
Wind Speed Calm
Barometer 30.03 in (1016.7 mb)
Dewpoint 65°F (18°C)
Visibility 5.00 mi
Last update 18 Jul 1:51 am EDT
Extended Forecast for

2 Miles ESE Kennett Square PA

Flood Watch July 18, 10:00am until July 19, 02:00am
Click here for hazard details and duration
Flood Watch
  • Overnight

    Overnight: Widespread smoke. Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm.

    Low: 67 °F

    Smoke

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 9am. Some of the storms could be severe.  Widespread smoke, mainly before 10am. High near 86. South wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Showers
    Likely then
    Severe
    Thunderstorms

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Some of the storms could be severe.  Low around 69. Southwest wind 5 to 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 83. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. North wind around 5 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

    Low: 68 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Cloudy, with a high near 80. Chance of precipitation is 70%.

    High: 80 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 70. Chance of precipitation is 80%.

    Low: 70 °F

    Showers

Detailed Forecast

Overnight
Widespread smoke. Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 9am. Some of the storms could be severe. Widespread smoke, mainly before 10am. High near 86. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Some of the storms could be severe. Low around 69. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Sunny, with a high near 83. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 63. North wind around 5 mph.
Monday
Sunny, with a high near 83.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Cloudy, with a high near 80. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 70. Chance of precipitation is 80%.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Wednesday Night
A chance of thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Kennett Square PA
 39.84°N 75.67°W (Elev. 305 ft)
2:19 am EDT Jul 18, 2026
2am EDT Jul 18, 2026-6pm EDT Jul 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