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

61°F

16°C

Humidity 77%
Wind Speed SW 7 mph
Barometer 29.98 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 1:35 am EDT
Extended Forecast for

Ottawa OH

  • Overnight

    Overnight: A 10 percent chance of showers after 4am. Mostly cloudy, with a low around 56. Southwest wind around 5 mph.

    Low: 56 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 10 percent chance of showers before 8am. Mostly sunny, with a high near 78. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 78 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely, mainly after 5pm. Partly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 78 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 60. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 60 °F

    Showers

  • Monday

    Monday: A 50 percent chance of showers before 2pm. Mostly cloudy, with a high near 75.

    High: 75 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
A 10 percent chance of showers after 4am. Mostly cloudy, with a low around 56. Southwest wind around 5 mph.
Saturday
A 10 percent chance of showers before 8am. Mostly sunny, with a high near 78. West wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 56. West wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Showers likely, mainly after 5pm. Partly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
Showers and possibly a thunderstorm. Low around 60. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday
A 50 percent chance of showers before 2pm. Mostly cloudy, with a high near 75.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 77. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottawa OH
 41.02°N 84.07°W (Elev. 709 ft)
Last Update:
12:47 am EDT Jun 20, 2026
Forecast Valid:
1am EDT Jun 20, 2026-6pm EDT Jun 26, 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