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

54°F

12°C

Humidity 41%
Wind Speed Vrbl 7 G 15 mph
Barometer 29.98 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 13 Mar 9:35 pm EDT
Extended Forecast for

Denniston KY

  • Tonight

    Tonight: Mostly clear, with a low around 35. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. East wind around 5 mph.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74. Breezy, with a south wind 7 to 15 mph, with gusts as high as 31 mph.

    High: 74 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely, then showers and possibly a thunderstorm after 4am. Low around 39. Breezy, with a south wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Mostly Cloudy
    then Showers
    and Breezy

  • Monday

    Monday: Rain showers before 2pm, then a chance of rain and snow showers. High near 47. Breezy. Chance of precipitation is 80%.

    High: 47 °F

    Breezy.
    Showers then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A 10 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 19. Breezy.

    Low: 19 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 35. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 59. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 46. East wind around 5 mph.
Sunday
Partly sunny, with a high near 74. Breezy, with a south wind 7 to 15 mph, with gusts as high as 31 mph.
Sunday Night
Showers likely, then showers and possibly a thunderstorm after 4am. Low around 39. Breezy, with a south wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Rain showers before 2pm, then a chance of rain and snow showers. High near 47. Breezy. Chance of precipitation is 80%.
Monday Night
A 10 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 19. Breezy.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
A 20 percent chance of showers after 2pm. Mostly cloudy, with a high near 47.
Wednesday Night
A 10 percent chance of showers. Mostly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 43.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Denniston KY
 37.93°N 83.54°W (Elev. 1142 ft)
Last Update:
7:31 pm EDT Mar 13, 2026
Forecast Valid:
9pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation