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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Clyde A. Thomas Regional Airport (KSYM)

Lat: 38.22°NLon: 83.59°WElev: 1047ft.

Partly Cloudy

72°F

22°C

Humidity 83%
Wind Speed NW 7 mph
Barometer 29.96 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 22 Aug 10:42 pm EDT
Extended Forecast for

3 Miles SW Denniston KY

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, clear, with a low around 60. Calm wind.

    Low: 60 °F

    Clear then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 80. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 80. Light north wind.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, clear, with a low around 60. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 80. Calm wind becoming west northwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 58. Calm wind.
Monday
Sunny, with a high near 80. Light north wind.
Monday Night
Partly cloudy, with a low around 58. Calm wind.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Friday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 86.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Denniston KY
 37.88°N 83.57°W (Elev. 1181 ft)
Last Update:
10:46 pm EDT Aug 22, 2026
Forecast Valid:
10pm EDT Aug 22, 2026-6pm EDT Aug 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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