Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Current conditions at

Ottawa Putnam County Airport (KOWX)

Lat: 41.04°NLon: 83.98°WElev: 763ft.

Overcast

73°F

23°C

Humidity 83%
Wind Speed NE 8 mph
Barometer 30.14 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Jul 2:15 pm EDT
Extended Forecast for

Ottawa OH

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 80. East wind around 5 mph.

    High: 80 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm  after midnight.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 87. South wind 5 to 10 mph.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 70. Southwest wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Heavy Rain
    then Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 83. Northwest wind around 5 mph.

    High: 83 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 2am.  Partly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers.  Mostly sunny, with a high near 81.

    High: 81 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 62.

    Low: 62 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before 2pm.  Mostly sunny, with a high near 87.

    High: 87 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 80. East wind around 5 mph.
Tonight
Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm after midnight.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 87. South wind 5 to 10 mph.
Saturday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 70. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Northwest wind around 5 mph.
Sunday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 62.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 81.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 62.
Tuesday
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Thursday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Ottawa OH
 41.02°N 84.04°W (Elev. 699 ft)
2:15 pm EDT Jul 18, 2025
2pm EDT Jul 18, 2025-6pm EDT Jul 24, 2025
 
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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