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

Chillicothe Ross County Airport (KRZT)

Lat: 39.44°NLon: 83.02°WElev: 725ft.

Fair

32°F

0°C

Humidity 100%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 14 Nov 12:55 am EST
Extended Forecast for

Williamsport OH

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 59. Light south wind becoming southwest 5 to 9 mph in the morning.

    High: 59 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of rain between 3am and 4am. Mostly cloudy, with a low around 49. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A slight chance of rain after 7am. Mostly cloudy, with a high near 67. Southwest wind 10 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 67 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain and thunderstorms. Mostly cloudy, with a low around 41. Southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Chance Rain

  • Sunday

    Sunday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.

    Low: 32 °F

    Partly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. Calm wind.
Friday
Increasing clouds, with a high near 59. Light south wind becoming southwest 5 to 9 mph in the morning.
Friday Night
A slight chance of rain between 3am and 4am. Mostly cloudy, with a low around 49. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
Saturday
A slight chance of rain after 7am. Mostly cloudy, with a high near 67. Southwest wind 10 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Saturday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 41. Southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 29.
Monday
Sunny, with a high near 49.
Monday Night
A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Tuesday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Williamsport OH
 39.59°N 83.13°W (Elev. 781 ft)
Last Update:
12:43 am EST Nov 14, 2025
Forecast Valid:
1am EST Nov 14, 2025-6pm EST Nov 20, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation