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

Defiance, Defiance Memorial Airport (KDFI)

Lat: 41.34°NLon: 84.43°WElev: 705ft.

Fair

75°F

24°C

Humidity 79%
Wind Speed E 6 mph
Barometer 30.01 in (1015.8 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 20 Aug 10:53 am EDT
Extended Forecast for

3 Miles WSW Bryan OH

  • Today

    Today: A slight chance of thunderstorms after 5pm. Partly sunny, with a high near 81. Northeast wind around 5 mph. Chance of precipitation is 10%.

    High: 81 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 1am. Partly cloudy, with a low around 57. East wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 81. Calm wind becoming southeast around 5 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 80. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 80 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly clear, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
A slight chance of thunderstorms after 5pm. Partly sunny, with a high near 81. Northeast wind around 5 mph. Chance of precipitation is 10%.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 1am. Partly cloudy, with a low around 57. East wind around 5 mph becoming calm. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 81. Calm wind becoming southeast around 5 mph.
Friday Night
Partly cloudy, with a low around 61. Calm wind.
Saturday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 80. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly clear, with a low around 56. Chance of precipitation is 60%.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Bryan OH
 41.47°N 84.61°W (Elev. 797 ft)
Last Update:
11:02 am EDT Aug 20, 2026
Forecast Valid:
11am EDT Aug 20, 2026-6pm EDT Aug 26, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation