Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Harlan (KI35)

Lat: 36.86°NLon: 83.36°WElev: 1551ft.

Mostly Cloudy

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 73°F (23°C)
Visibility 5.00 mi
Last update 15 Aug 1:35 am EDT
Extended Forecast for

Slemp KY

  • Overnight

    Overnight: Patchy fog.  Otherwise, partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 11am.  Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 89. Heat index values as high as 98. Light and variable wind.  Chance of precipitation is 40%.

    High: 89 °F

    Chance
    T-storms and
    Areas Fog

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Chance
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, sunny and hot, with a high near 91. Heat index values as high as 98. Calm wind becoming west 5 to 8 mph in the morning.

    High: 91 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am.  Increasing clouds, with a low around 73. Calm wind.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 88. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 71. Calm wind.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 98. Light and variable wind. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Patchy fog after 2am. Otherwise, partly cloudy, with a low around 73. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 91. Heat index values as high as 98. Calm wind becoming west 5 to 8 mph in the morning.
Sunday Night
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Increasing clouds, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 88. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Slemp KY
 37.09°N 83.1°W (Elev. 1424 ft)
1:36 am EDT Aug 15, 2026
1am EDT Aug 15, 2026-6pm EDT Aug 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database