Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Delaware Municipal Airport (KDLZ)

Lat: 40.28°NLon: 83.11°WElev: 945ft.

Mostly Cloudy

72°F

22°C

Humidity 100%
Wind Speed W 5 mph
Barometer 30.25 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 17 Sep 4:15 am EDT
Extended Forecast for

3 Miles SSE Delaware OH

Flood Watch September 17, 04:30am until September 17, 02:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch September 17, 04:30am until September 17, 02:00pm

    NOW until 2:00pm Thu

    Flood Watch

  • Overnight

    Low: 70 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely before 3pm, then a slight chance of thunderstorms after 5pm.  Mostly cloudy, with a high near 85. Northwest wind 3 to 8 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. North wind around 6 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 80. Northeast wind 6 to 9 mph.

    High: 80 °F

    Partly Sunny

  • Friday Night

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

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 2pm.  Mostly sunny, with a high near 82. Chance of precipitation is 20%.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am.  Low around 68. Chance of precipitation is 80%.

    Low: 68 °F

    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 2pm.  High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Showers

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 70. Light southwest wind. Chance of precipitation is 20%.
Thursday
Showers and thunderstorms likely before 3pm, then a slight chance of thunderstorms after 5pm. Mostly cloudy, with a high near 85. Northwest wind 3 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. North wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Partly sunny, with a high near 80. Northeast wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 59. East wind 6 to 9 mph.
Saturday
A slight chance of showers after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
Saturday Night
A chance of thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 68. Chance of precipitation is 80%.
Sunday
Showers, with thunderstorms also possible after 2pm. High near 82. Chance of precipitation is 80%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Monday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Delaware OH
 40.25°N 83.05°W (Elev. 899 ft)
4:00 am EDT Sep 17, 2026
4am EDT Sep 17, 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