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

Hazardous Weather Conditions

Current conditions at

Columbus, Ohio State University Airport (KOSU)

Lat: 40.08°NLon: 83.08°WElev: 902ft.

Fair

71°F

22°C

Humidity 79%
Wind Speed E 5 mph
Barometer 29.88 in (1011.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 1 Aug 2:53 am EDT
Extended Forecast for

Westerville OH

  • Overnight

    Overnight: Mostly cloudy, with a low around 69. Southeast wind around 5 mph.

    Low: 69 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 82. Southeast wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 5am, then a chance of showers. Low around 68. Southeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 80. South wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 65. Southwest wind around 7 mph becoming northwest in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 69. Southeast wind around 5 mph.
Saturday
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 82. Southeast wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms before 5am, then a chance of showers. Low around 68. Southeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 80. South wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 65. Southwest wind around 7 mph becoming northwest in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
A chance of showers after 8am. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 67.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Westerville OH
 40.13°N 82.92°W (Elev. 876 ft)
Last Update:
1:43 am EDT Aug 1, 2026
Forecast Valid:
3am EDT Aug 1, 2026-6pm EDT Aug 7, 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