National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Ottawa Putnam County Airport (KOWX)

Lat: 41.04°NLon: 83.98°WElev: 763ft.

Thunderstorm Light Rain Fog/Mist

72°F

22°C

Humidity 100%
Wind Speed W 17 G 25 mph
Barometer 30.03 in
Dewpoint 72°F (22°C)
Visibility 4.00 mi
Last update 10 Aug 11:15 pm EDT
Extended Forecast for

3 Miles ENE Ottawa OH

Severe T-storm Watch August 10, 11:26pm until August 11, 02:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch August 10, 11:26pm until August 11, 02:00am

    NOW until 2:00am Tue

    Severe T-storm Watch

  • Tonight

    Low: 68 °F

    Severe
    Thunderstorms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 81. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 3am, then a chance of showers after 4am. Low around 65. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Southwest wind around 5 mph.

    High: 82 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. West wind around 5 mph becoming south in the evening. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 2pm. Partly sunny, with a high near 79.

    High: 79 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before 2am. Some of the storms could be severe. Low around 68. Southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 81. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and thunderstorms before 3am, then a chance of showers after 4am. Low around 65. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Southwest wind around 5 mph.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. West wind around 5 mph becoming south in the evening. Chance of precipitation is 40%.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Friday
A 20 percent chance of showers before 2pm. Partly sunny, with a high near 79.
Friday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 59.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 8am and 2pm. Mostly sunny, with a high near 79.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Ottawa OH
 41.03°N 83.98°W (Elev. 764 ft)
Last Update:
11:03 pm EDT Aug 10, 2026
Forecast Valid:
11pm EDT Aug 10, 2026-6pm EDT Aug 17, 2026
 
Forecast Discussion
 
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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