Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

SULLIVAN (KUUV)

Lat: 38.23°NLon: 91.16°WElev: 933ft.

Fair

N/A

Humidity NA
Wind Speed SW 8 mph
Barometer 30.24 in
Dewpoint N/A
Visibility 10.00 mi
Last update 17 Sep 3:15 am CDT
Extended Forecast for

6 Miles SSW Boss MO

Heat Advisory September 17, 03:32am until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 03:32am until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Overnight

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming southwest around 6 mph.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 70. Light and variable wind.

    Low: 70 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 103. West wind around 5 mph becoming calm  in the afternoon.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Saturday Night

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

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 71. Calm wind.
Thursday
Sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming southwest around 6 mph.
Thursday Night
Mostly clear, with a low around 70. Light and variable wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 103. West wind around 5 mph becoming calm in the afternoon.
Friday Night
Mostly clear, with a low around 69. Calm wind.
Saturday
Sunny, with a high near 96.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
Partly cloudy, with a low around 65.
Monday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Boss MO
 37.55°N 91.24°W (Elev. 1198 ft)
2:31 am CDT Sep 17, 2026
3am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database