Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Current conditions at

Defiance, Defiance Memorial Airport (KDFI)

Lat: 41.34°NLon: 84.43°WElev: 705ft.

Fair

84°F

29°C

Humidity 63%
Wind Speed S 7 mph
Barometer 29.75 in (1006.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 18 Jun 5:53 pm EDT
Extended Forecast for

Defiance OH

Severe T-storm Watch June 18, 06:30pm until June 18, 10:00pm
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch June 18, 06:30pm until June 18, 10:00pm

    NOW until 10:00pm Wed

    Severe T-storm Watch

  • Tonight

    Low: 66 °F

    Severe
    Thunderstorms
    then Slight
    Chance
    T-storms

  • Juneteenth

    Juneteenth: A 40 percent chance of showers, mainly before 2pm.  Mostly cloudy, with a high near 75. Northwest wind around 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. Southwest wind around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68. South wind around 5 mph.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then a slight chance of showers. Some of the storms could be severe and produce heavy rainfall. Low around 66. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Juneteenth
A 40 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 75. Northwest wind around 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 60. Southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 68. South wind around 5 mph.
Saturday
Mostly sunny and hot, with a high near 90.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny and hot, with a high near 95.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 95.
Monday Night
Mostly clear, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 94.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Defiance OH
 41.28°N 84.36°W (Elev. 699 ft)
5:32 pm EDT Jun 18, 2025
6pm EDT Jun 18, 2025-6pm EDT Jun 25, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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