Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. Read More >

Current conditions at

Williamsburg-Whitley County Airport (KBYL)

Lat: 36.8°NLon: 84.2°WElev: 1165ft.

A Few Clouds

85°F

29°C

Humidity 66%
Wind Speed Vrbl 3 mph
Barometer 30.05 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 17 Aug 11:15 am EDT
Extended Forecast for

3 Miles WSW Barbourville KY

Flood Watch August 17, 11:38am until August 18, 12:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 17, 11:38am until August 18, 12:00am

    NOW until 12:00am Tue

    Flood Watch

  • Today

    High: 89 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then a chance of showers.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Showers
    Likely then
    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers before 1pm.  Patchy fog before 7am.  Otherwise, partly sunny, with a high near 83. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 83 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Calm wind.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 3am.  Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 1pm, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms between noon and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 89. Heat index values as high as 97. West wind 5 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 11pm, then a chance of showers. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 20 percent chance of showers before 1pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 83. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 64. Calm wind.
Wednesday
Sunny, with a high near 89. Calm wind.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 68.
Thursday
A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 63.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Barbourville KY
 36.86°N 83.93°W (Elev. 1207 ft)
8:41 am EDT Aug 17, 2026
11am EDT Aug 17, 2026-6pm EDT Aug 23, 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