Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Chillicothe Ross County Airport (KRZT)

Lat: 39.44°NLon: 83.02°WElev: 725ft.

Fair

66°F

19°C

Humidity 100%
Wind Speed N 3 mph
Barometer 30.10 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Aug 3:55 am EDT
Extended Forecast for

4 Miles SE Piketon OH

  • Today

    Today: Mostly sunny, with a high near 88. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 63. Light north wind.

    Low: 63 °F

    Clear then
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, sunny, with a high near 93. Calm wind.

    High: 93 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am.  Mostly clear, with a low around 70. Calm wind.  Chance of precipitation is 20%.

    Low: 70 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 91. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 66. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 88. Calm wind becoming northeast around 5 mph in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 63. Light north wind.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 93. Calm wind.
Tuesday Night
A slight chance of showers after 2am. Mostly clear, with a low around 70. Calm wind. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 84.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Piketon OH
 39.02°N 82.94°W (Elev. 801 ft)
4:00 am EDT Aug 18, 2025
4am EDT Aug 18, 2025-6pm EDT Aug 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