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

Clyde A. Thomas Regional Airport (KSYM)

Lat: 38.22°NLon: 83.59°WElev: 1047ft.

Fair

50°F

10°C

Humidity 54%
Wind Speed NW 10 mph
Barometer 29.96 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 14 May 2:15 am EDT
Extended Forecast for

Denniston KY

  • Overnight

    Overnight: Mostly clear, with a low around 41. Light northwest wind.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 63. North northwest wind 6 to 8 mph, with gusts as high as 15 mph.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 56. Light south wind. Chance of precipitation is 30%.

    Low: 56 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.

    High: 82 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

  • Sunday

    Sunday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

  • Sunday Night

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

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 41. Light northwest wind.
Thursday
Mostly sunny, with a high near 63. North northwest wind 6 to 8 mph, with gusts as high as 15 mph.
Thursday Night
Mostly clear, with a low around 42. Calm wind.
Friday
Mostly sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 56. Light south wind. Chance of precipitation is 30%.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Saturday Night
A 40 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 63.
Sunday
Partly sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 68.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Denniston KY
 37.93°N 83.54°W (Elev. 1142 ft)
Last Update:
1:41 am EDT May 14, 2026
Forecast Valid:
2am EDT May 14, 2026-6pm EDT May 20, 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