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

Greater Portsmouth Regional Airport (KPMH)

Lat: 38.84°NLon: 82.85°WElev: 663ft.

Mostly Cloudy

68°F

20°C

Humidity 94%
Wind Speed NE 1 mph
Barometer 30.14 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 7 Oct 12:30 am EDT
Extended Forecast for

South Portsmouth KY

  • Overnight

    Overnight: A chance of showers, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 64. 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: 64 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 8am, then showers between 8am and 11am, then showers and possibly a thunderstorm after 11am. High near 74. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 74 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 55. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 71. North wind 6 to 8 mph.

    High: 71 °F

    Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. Northeast wind around 6 mph.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm before 8am, then showers between 8am and 11am, then showers and possibly a thunderstorm after 11am. High near 74. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 55. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 71. North wind 6 to 8 mph.
Wednesday Night
Clear, with a low around 41. Northeast wind around 6 mph.
Thursday
Sunny, with a high near 68.
Thursday Night
Clear, with a low around 42.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 46.
Columbus Day
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Portsmouth KY
 38.72°N 83.03°W (Elev. 545 ft)
Last Update:
10:51 pm EDT Oct 6, 2025
Forecast Valid:
12am EDT Oct 7, 2025-6pm EDT Oct 13, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation