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

Hazardous Weather Conditions

Current conditions at

Defiance, Defiance Memorial Airport (KDFI)

Lat: 41.34°NLon: 84.43°WElev: 705ft.

A Few Clouds

83°F

28°C

Humidity 67%
Wind Speed N 6 mph
Barometer 30.01 in (1015.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 4 Jul 12:53 pm EDT
Extended Forecast for

Defiance Memorial Airport OH

Heat Advisory July 4, 01:34pm until July 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 4, 01:34pm until July 4, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Independence Day

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 84. Northeast wind around 5 mph. Chance of precipitation is 60%.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 66. Northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 83. North wind around 5 mph. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Independence Day
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 97. West wind around 10 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 84. Northeast wind around 5 mph. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 66. Northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 60%.
Monday
A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 83. North wind around 5 mph. Chance of precipitation is 40%.
Monday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 84.
Tuesday Night
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Defiance Memorial Airport OH
 41.35°N 84.41°W (Elev. 699 ft)
Last Update:
12:47 pm EDT Jul 4, 2026
Forecast Valid:
1pm EDT Jul 4, 2026-6pm EDT Jul 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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