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 and Breezy

73°F

23°C

Humidity 38%
Wind Speed S 22 G 31 mph
Barometer 29.84 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 9 Mar 3:51 pm EDT
Extended Forecast for

Ottawa OH

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. Southwest wind around 20 mph, with gusts as high as 30 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 58. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly cloudy, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 58. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 69. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 69 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain showers, mixing with snow after 11pm, then gradually ending. Cloudy, with a low around 29. Blustery. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Rain/Snow and
    Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain and snow after 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Partly Cloudy
    then Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 2pm. Mostly cloudy, with a high near 52. Windy. Chance of precipitation is 30%.

    High: 52 °F

    Chance
    Rain/Snow and
    Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 70. Southwest wind around 20 mph, with gusts as high as 30 mph.
Tonight
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 58. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 58. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 69. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
A chance of rain showers, mixing with snow after 11pm, then gradually ending. Cloudy, with a low around 29. Blustery. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
A chance of rain and snow after 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Friday
A chance of rain and snow before 2pm. Mostly cloudy, with a high near 52. Windy. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
A slight chance of rain and snow. Mostly cloudy, with a high near 47. Chance of precipitation is 20%.
Saturday Night
A 30 percent chance of rain. Cloudy, with a low around 38.
Sunday
Rain likely. Mostly cloudy, with a high near 60. Breezy.
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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:
3:46 pm EDT Mar 9, 2026
Forecast Valid:
4pm EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation