Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Current conditions at

John Glenn Columbus International Airport (KCMH)

Lat: 39.99°NLon: 82.88°WElev: 807ft.

Mostly Cloudy

78°F

26°C

Humidity 82%
Wind Speed E 3 mph
Barometer 30.18 in (1021.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Sep 8:51 pm EDT
Extended Forecast for

2 Miles ENE Columbus OH

Flood Watch September 18, 12:00am until September 18, 12:00pm
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am.  Mostly cloudy, with a low around 68. North wind 3 to 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms, mainly before 7am.  Mostly cloudy, with a high near 81. Northeast wind 5 to 8 mph.  Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Northeast wind 5 to 8 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers.  Mostly sunny, with a high near 81. Light and variable wind.  Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am, then showers likely between 2am and 5am, then showers likely and possibly a thunderstorm after 5am.  Mostly cloudy, with a low around 68. South wind around 5 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 81. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers.  Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers.  Mostly cloudy, with a high near 75. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers.  Mostly cloudy, with a low around 61. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 68. North wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms, mainly before 7am. Mostly cloudy, with a high near 81. Northeast wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 62. Northeast wind 5 to 8 mph.
Saturday
A slight chance of showers. Mostly sunny, with a high near 81. Light and variable wind. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms before 2am, then showers likely between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 68. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Monday
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Tuesday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Columbus OH
 40°N 82.97°W (Elev. 833 ft)
4:00 pm EDT Sep 17, 2026
9pm EDT Sep 17, 2026-6pm EDT Sep 24, 2026
 
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Additional Resources

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