Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Big Sandy Regional Airport (KSJS)

Lat: 37.75°NLon: 82.64°WElev: 1220ft.

Overcast

70°F

21°C

Humidity 94%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 20 Aug 8:55 pm EDT
Extended Forecast for

Prestonsburg KY

  • Tonight

    Tonight: Patchy dense fog after 1am.  Otherwise, partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy
    then Patchy
    Dense Fog

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Areas of dense fog before 11am.  Otherwise, partly sunny, with a high near 84. Calm wind.

    High: 84 °F

    Areas Dense
    Fog then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 86. Light and variable wind.  Chance of precipitation is 30%.

    High: 86 °F

    Slight Chance
    Showers and
    Areas Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 63. Calm wind.  Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy dense fog after 1am. Otherwise, partly cloudy, with a low around 67. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Areas of dense fog before 11am. Otherwise, partly sunny, with a high near 84. Calm wind.
Friday Night
A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 64. Calm wind.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 86. Light and variable wind. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Prestonsburg KY
 37.67°N 82.78°W (Elev. 642 ft)
7:31 pm EDT Aug 20, 2026
9pm EDT Aug 20, 2026-6pm EDT Aug 27, 2026
 
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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