Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Chillicothe Ross County Airport (KRZT)

Lat: 39.44°NLon: 83.02°WElev: 725ft.

Fair

86°F

30°C

Humidity 66%
Wind Speed W 3 mph
Barometer 30.11 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 1 Jul 11:15 am EDT
Extended Forecast for

4 Miles NNW Bourneville OH

Extreme Heat Warning July 1, 11:45am until July 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 1, 11:45am until July 2, 08:00pm

    NOW until 8:00pm Thu

    Extreme Heat Warning

  • Today

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 74. Calm wind.

    Low: 74 °F

    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming west around 6 mph in the afternoon.

    High: 96 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. Calm wind becoming west around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 73. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Independence Day

    Independence Day: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 73. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 95. Heat index values as high as 104. Southwest wind 3 to 5 mph.
Tonight
Clear, with a low around 74. Calm wind.
Thursday
Mostly sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 76. Calm wind.
Friday
Sunny, with a high near 96. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Independence Day
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Sunday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Bourneville OH
 39.32°N 83.16°W (Elev. 843 ft)
4:00 am EDT Jul 1, 2026
11am EDT Jul 1, 2026-6pm EDT Jul 7, 2026
 
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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