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

23°F

-5°C

Humidity 93%
Wind Speed NE 1 mph
Barometer 30.44 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 24 Mar 3:35 am EDT
Extended Forecast for

Ottawa OH

  • Overnight

    Overnight: Mostly clear, with a low around 26. East wind around 5 mph.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51. Southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. Southeast wind around 5 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    T-storms then
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 8am. Partly sunny, with a high near 44.

    High: 44 °F

    Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 26. East wind around 5 mph.
Tuesday
Mostly sunny, with a high near 51. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 35. Southeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 64. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 52. Southwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Low around 35. Chance of precipitation is 80%.
Friday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 44.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottawa OH
 41.01°N 84.01°W (Elev. 719 ft)
Last Update:
3:15 am EDT Mar 24, 2026
Forecast Valid:
3am EDT Mar 24, 2026-6pm EDT Mar 30, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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