National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Harlan (KI35)

Lat: 36.86°NLon: 83.36°WElev: 1551ft.

Partly Cloudy

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 73°F (23°C)
Visibility 7.00 mi
Last update 15 Jul 12:55 am EDT
Extended Forecast for

2 Miles SSW Viper KY

  • Overnight

    Overnight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89. Calm wind.

    High: 89 °F

    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    T-storms then
    Patchy Fog

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    T-storms
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    T-storms
    Likely

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 66. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 89. Calm wind.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 69. Calm wind.
Wednesday
Showers and thunderstorms likely, mainly after 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 95. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 71. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 89. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Viper KY
 37.16°N 83.17°W (Elev. 1516 ft)
Last Update:
12:31 am EDT Jul 15, 2025
Forecast Valid:
1am EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation