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

Ottawa Putnam County Airport (KOWX)

Lat: 41.04°NLon: 83.98°WElev: 763ft.

Mostly Cloudy

22°C

72°F

Humidity 100%
Wind Speed S 26 G 35 km/h
Barometer 29.76 in
Dewpoint 22°C (72°F)
Visibility 16 km
Last update 18 Jun 10:55 pm EDT
Extended Forecast for

Ottawa OH

  • Tonight

    Tonight: A 20 percent chance of showers. Cloudy, with a low around 18. Southwest wind 25 to 30 km/h, with gusts as high as 50 km/h.

    Low: 18 °C

    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: A 40 percent chance of showers, mainly between 9am and 3pm. Mostly cloudy, with a high near 24. West wind around 25 km/h, with gusts as high as 35 km/h.

    High: 24 °C

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 16. Southwest wind 10 to 15 km/h.

    Low: 16 °C

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 29. Southwest wind 10 to 20 km/h.

    High: 29 °C

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 20. South wind around 15 km/h.

    Low: 20 °C

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 32.

    High: 32 °C

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 23.

    Low: 23 °C

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 35.

    High: 35 °C

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 23.

    Low: 23 °C

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers. Cloudy, with a low around 18. Southwest wind 25 to 30 km/h, with gusts as high as 50 km/h.
Juneteenth
A 40 percent chance of showers, mainly between 9am and 3pm. Mostly cloudy, with a high near 24. West wind around 25 km/h, with gusts as high as 35 km/h.
Thursday Night
Mostly clear, with a low around 16. Southwest wind 10 to 15 km/h.
Friday
Mostly sunny, with a high near 29. Southwest wind 10 to 20 km/h.
Friday Night
Partly cloudy, with a low around 20. South wind around 15 km/h.
Saturday
Mostly sunny and hot, with a high near 32.
Saturday Night
Mostly clear, with a low around 23.
Sunday
Sunny and hot, with a high near 35.
Sunday Night
Mostly clear, with a low around 23.
Monday
Sunny and hot, with a high near 35.
Monday Night
Mostly clear, with a low around 24.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 34.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 23.
Wednesday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ottawa OH
 41.02°N 84.04°W (Elev. 699 m)
Last Update:
10:02 pm EDT Jun 18, 2025
Forecast Valid:
11pm EDT Jun 18, 2025-6pm EDT Jun 25, 2025
 
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