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.

Fair

64°F

18°C

Humidity 94%
Wind Speed E 6 mph
Barometer 30.09 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Aug 10:15 pm EDT
Extended Forecast for

Ottawa OHSimilar City Names

  • Tonight

    Tonight: Mostly clear, with a low around 58. East wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81. East wind around 5 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Calm wind becoming southeast around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 78. Southwest wind 5 to 15 mph. Chance of precipitation is 80%.

    High: 78 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm. Low around 56. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 56 °F

    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 58. East wind around 5 mph.
Friday
Mostly sunny, with a high near 81. East wind around 5 mph.
Friday Night
Mostly clear, with a low around 60. Calm wind becoming southeast around 5 mph.
Saturday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 78. Southwest wind 5 to 15 mph. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm before 8pm. Low around 56. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Thursday
A slight chance of showers. Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ottawa OHSimilar City Names
 41.02°N 84.04°W (Elev. 699 ft)
Last Update:
9:45 pm EDT Aug 20, 2026
Forecast Valid:
10pm EDT Aug 20, 2026-6pm EDT Aug 27, 2026
 
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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