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.

Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed SW 7 mph
Barometer 29.93 in
Dewpoint 64°F (18°C)
Visibility 6.00 mi
Last update 13 Aug 2:35 am EDT
Extended Forecast for

Ottawa OHSimilar City Names

  • Overnight

    Overnight: Areas of fog. Otherwise, mostly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm.

    Low: 65 °F

    Areas Fog

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after 5pm. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 84. Calm wind becoming southwest around 5 mph.

    High: 84 °F

    Areas Fog
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 66. Northeast wind around 5 mph becoming south after midnight.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly cloudy, with a high near 81. East wind 5 to 10 mph.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 63. East wind around 5 mph.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a low around 65. Southwest wind around 5 mph becoming calm.
Thursday
A 10 percent chance of showers and thunderstorms after 5pm. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 84. Calm wind becoming southwest around 5 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 66. Northeast wind around 5 mph becoming south after midnight.
Friday
A 40 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly cloudy, with a high near 81. East wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 63. East wind around 5 mph.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 40%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Sunday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Monday
A 10 percent chance of showers before 8am. Partly sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottawa OHSimilar City Names
 41.02°N 84.04°W (Elev. 699 ft)
Last Update:
2:30 am EDT Aug 13, 2026
Forecast Valid:
2am EDT Aug 13, 2026-6pm EDT Aug 19, 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