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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Chillicothe Ross County Airport (KRZT)

Lat: 39.44°NLon: 83.02°WElev: 725ft.

Mostly Cloudy

86°F

30°C

Humidity 55%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 16 Aug 12:55 pm EDT
Extended Forecast for

2 Miles SSE Williamsport OH

  • This Afternoon

    This Afternoon: Sunny, with a high near 91. Calm wind.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers before midnight, then a slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of showers after 3am. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 90. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 67. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Calm wind becoming north around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Chance of precipitation is 30%.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 91. Calm wind.
Tonight
A slight chance of showers before midnight, then a slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of showers after 3am. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 20%.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 90. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 67. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Sunny, with a high near 89. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 68.
Tuesday
A chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Williamsport OH
 39.54°N 83.1°W (Elev. 699 ft)
Last Update:
6:06 am EDT Aug 16, 2025
Forecast Valid:
1pm EDT Aug 16, 2025-6pm EDT Aug 22, 2025
 
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