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

50°F

10°C

Humidity 100%
Wind Speed N 2 mph
Barometer 30.04 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 28 Sep 12:55 am EDT
Extended Forecast for

Ottawa OHSimilar City Names

  • Overnight

    Overnight: Clear, with a low around 48. North wind around 5 mph becoming calm.

    Low: 48 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 75. North wind around 5 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Calm wind becoming southwest around 5 mph.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54. Calm wind becoming south around 5 mph after midnight.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 80.

    High: 80 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Overnight
Clear, with a low around 48. North wind around 5 mph becoming calm.
Monday
Sunny, with a high near 75. North wind around 5 mph.
Monday Night
Mostly clear, with a low around 49. Calm wind.
Tuesday
Sunny, with a high near 76. Calm wind becoming southwest around 5 mph.
Tuesday Night
Partly cloudy, with a low around 54. Calm wind becoming south around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly cloudy, with a low around 62.
Thursday
A 30 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 80.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 66.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 48.
Sunday
A slight chance of showers. Partly sunny, with a high near 64.
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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:
1:00 am EDT Sep 28, 2026
Forecast Valid:
1am EDT Sep 28, 2026-6pm EDT Oct 4, 2026
 
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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