Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Big Sandy Regional Airport (KSJS)

Lat: 37.75°NLon: 82.64°WElev: 1220ft.

Fair

90°F

32°C

Humidity 53%
Wind Speed Calm
Barometer 30.33 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 16 Sep 3:35 pm EDT
Extended Forecast for

Williamsport KY

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.

    High: 90 °F

    Hot

  • Tonight

    Tonight: Areas of fog after 11pm.  Otherwise, mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Areas Fog

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Areas of fog before 11am.  Otherwise, mostly sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.

    High: 90 °F

    Areas Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 3am.  Patchy fog after midnight.  Otherwise, partly cloudy, with a low around 67. Calm wind.  Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.  Areas of fog before 11am.  Otherwise, partly sunny, with a high near 84. Calm wind.  Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers and
    Areas Fog

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Patchy fog after 10pm.  Otherwise, partly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 87.

    High: 87 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 2am.  Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Chance of precipitation is 30%.

    High: 88 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.
Tonight
Areas of fog after 11pm. Otherwise, mostly clear, with a low around 64. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Areas of fog before 11am. Otherwise, mostly sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind.
Thursday Night
A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 3am. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%.
Friday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Areas of fog before 11am. Otherwise, partly sunny, with a high near 84. Calm wind. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 64.
Saturday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 87.
Saturday Night
A 20 percent chance of showers after 2am. Mostly clear, with a low around 69.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 40%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Williamsport KY
 37.83°N 82.73°W (Elev. 705 ft)
2:26 pm EDT Sep 16, 2026
3pm EDT Sep 16, 2026-6pm EDT Sep 22, 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