Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Delaware Municipal Airport (KDLZ)

Lat: 40.28°NLon: 83.11°WElev: 945ft.

A Few Clouds

81°F

27°C

Humidity 100%
Wind Speed E 2 mph
Barometer 30.24 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 16 Sep 6:55 pm EDT
Extended Forecast for

Delaware OH

Flood Watch September 17, 12:00am until September 17, 02:00pm
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 3am.  Mostly cloudy, with a low around 70. North wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely before 3pm, then a slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly cloudy, with a high near 85. West wind 5 to 8 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66. North wind around 6 mph.

    Low: 66 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 79. Northeast wind 7 to 9 mph.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. East wind 6 to 9 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 84. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Sunny then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am.  Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely.  Mostly cloudy, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers.  Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 70. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely before 3pm, then a slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 85. West wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Mostly cloudy, with a low around 66. North wind around 6 mph.
Friday
Partly sunny, with a high near 79. Northeast wind 7 to 9 mph.
Friday Night
Mostly clear, with a low around 59. East wind 6 to 9 mph.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. 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 before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Sunday
Showers likely. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Delaware OH
 40.29°N 83.08°W (Elev. 899 ft)
6:49 pm EDT Sep 16, 2026
7pm EDT Sep 16, 2026-6pm EDT Sep 23, 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