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

54°F

12°C

Humidity 100%
Wind Speed SW 2 mph
Barometer 29.92 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 19 Jun 6:35 am EDT
Extended Forecast for

Ottawa OH

  • Juneteenth

    Juneteenth: Sunny, with a high near 76. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 79. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 79 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: A 50 percent chance of showers after 2pm. Partly sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 61. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 61 °F

    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Juneteenth
Sunny, with a high near 76. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Tonight
Mostly clear, with a low around 55. West wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 79. West wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 57. West wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
A 50 percent chance of showers after 2pm. Partly sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 61. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday
Showers likely and possibly a thunderstorm before 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
Monday Night
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ottawa OH
 41.01°N 84.01°W (Elev. 719 ft)
Last Update:
6:33 am EDT Jun 19, 2026
Forecast Valid:
6am EDT Jun 19, 2026-6pm EDT Jun 25, 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