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.

Fair

64°F

18°C

Humidity 94%
Wind Speed SW 3 mph
Barometer 29.97 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 23 Aug 1:54 am EDT
Extended Forecast for

2 Miles WSW Denniston KY

  • Overnight

    Overnight: Clear, with a low around 61. Calm wind.

    Low: 61 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 79. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °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 65. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 61. Calm wind.
Sunday
Sunny, with a high near 79. Calm wind becoming northwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 57. Calm wind.
Monday
Mostly sunny, with a high near 77. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 56. 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 65. 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 65.
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 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Denniston KY
 37.91°N 83.57°W (Elev. 1184 ft)
Last Update:
1:56 am EDT Aug 23, 2026
Forecast Valid:
2am EDT Aug 23, 2026-6pm EDT Aug 29, 2026
 
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