Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Big Sandy Regional Airport (KSJS)

Lat: 37.75°NLon: 82.64°WElev: 1220ft.

Overcast

71°F

22°C

Humidity 98%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 18 Aug 4:15 am EDT
Extended Forecast for

3 Miles ESE Gapville KY

  • Overnight

    Overnight: Patchy drizzle and fog.  Mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Tuesday

    Tuesday: Patchy drizzle with isolated showers before 1pm, then isolated showers between 1pm and 2pm.  Patchy fog before 10am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 83. Light northwest wind.  Chance of precipitation is 20%.

    High: 83 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers between 4am and 5am, then a slight chance of showers and thunderstorms after 5am.  Partly cloudy, with a low around 68. Calm wind.  Chance of precipitation is 10%.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm.  Mostly cloudy, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers.  Partly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Overnight
Patchy drizzle and fog. Mostly cloudy, with a low around 69. Calm wind.
Tuesday
Patchy drizzle with isolated showers before 1pm, then isolated showers between 1pm and 2pm. Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 83. Light northwest wind. Chance of precipitation is 20%.
Tuesday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 64. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86. Calm wind.
Wednesday Night
A slight chance of showers between 4am and 5am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 10%.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 83.
Friday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 64.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 61.
Monday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Gapville KY
 37.61°N 82.9°W (Elev. 974 ft)
3:06 am EDT Aug 18, 2026
4am EDT Aug 18, 2026-6pm EDT Aug 24, 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