Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Harlan (KI35)

Lat: 36.86°NLon: 83.36°WElev: 1551ft.

Mostly Cloudy

83°F

28°C

Humidity 67%
Wind Speed W 6 mph
Barometer 29.98 in
Dewpoint 71°F (22°C)
Visibility 5.00 mi
Heat Index88°F (31°C)
Last update 26 Jul 4:15 pm EDT
Extended Forecast for

3 Miles SW Viper KY

  • Tonight

    Tonight: A slight chance of showers between midnight and 3am.  Partly cloudy, with a low around 67. Calm wind.  Chance of precipitation is 20%.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 89. Calm wind.

    High: 89 °F

    Partly Sunny

  • Monday Night

    Monday Night: Showers likely, mainly between 2am and 5am.  Increasing clouds, with a low around 72. Calm wind becoming south southwest around 5 mph after midnight.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 72 °F

    Mostly Clear
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm, mainly before 4pm, then showers and thunderstorms likely after 4pm.  High near 87. Southwest wind around 8 mph, with gusts as high as 16 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Showers then
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight.  Partly cloudy, with a low around 65. West northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 83.

    High: 83 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers between midnight and 3am. Partly cloudy, with a low around 67. Calm wind. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 89. Calm wind.
Monday Night
Showers likely, mainly between 2am and 5am. Increasing clouds, with a low around 72. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers and possibly a thunderstorm, mainly before 4pm, then showers and thunderstorms likely after 4pm. High near 87. Southwest wind around 8 mph, with gusts as high as 16 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 65. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 86.
Friday Night
Mostly cloudy, with a low around 66.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Viper KY
 37.17°N 83.2°W (Elev. 1401 ft)
3:12 pm EDT Jul 26, 2026
4pm EDT Jul 26, 2026-6pm EDT Aug 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database