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

Hazardous Weather Conditions

Current conditions at

Ottawa Putnam County Airport (KOWX)

Lat: 41.04°NLon: 83.98°WElev: 763ft.

Fog/Mist

77°F

25°C

Humidity 100%
Wind Speed SW 7 mph
Barometer 30.03 in
Dewpoint 77°F (25°C)
Visibility 7.00 mi
Heat Index78°F (26°C)
Last update 1 Jul 3:35 am EDT
Extended Forecast for

3 Miles ENE Ottawa OH

Extreme Heat Warning July 1, 03:50am until July 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 1, 03:50am until July 2, 08:00pm

    NOW until 8:00pm Thu

    Extreme Heat Warning

  • Overnight

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind around 10 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 75. Southwest wind 5 to 10 mph.

    Low: 75 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Heat index values as high as 109. Southwest wind 10 to 15 mph.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Southwest wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 96. Chance of precipitation is 40%.

    High: 96 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Independence Day

    Independence Day: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny and hot, with a high near 93. Chance of precipitation is 60%.

    High: 93 °F

    Slight Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 76. Southwest wind around 10 mph.
Wednesday
Sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind around 10 mph.
Wednesday Night
Clear, with a low around 75. Southwest wind 5 to 10 mph.
Thursday
Sunny and hot, with a high near 97. Heat index values as high as 109. Southwest wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 75. Southwest wind 5 to 10 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 96. Chance of precipitation is 40%.
Friday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Independence Day
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny and hot, with a high near 93. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Sunday
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 90. Chance of precipitation is 50%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Ottawa OH
 41.03°N 83.98°W (Elev. 764 ft)
Last Update:
3:01 am EDT Jul 1, 2026
Forecast Valid:
3am EDT Jul 1, 2026-6pm EDT Jul 7, 2026
 
Forecast Discussion
 
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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