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.

Fair

23°F

-5°C

Humidity 30%
Wind Speed Vrbl 2 mph
Barometer 30.48 in
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 20 Jan 1:55 pm EST
Extended Forecast for

South Portsmouth KY

  • This Afternoon

    This Afternoon: Sunny, with a high near 27. Southwest wind around 6 mph.

    High: 27 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 17. Calm wind becoming south around 5 mph after midnight.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of snow between noon and 1pm, then a chance of rain. Increasing clouds, with a high near 43. Southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 43 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 32. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 42. West wind around 7 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow. Cloudy, with a high near 18.

    High: 18 °F

    Chance Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 27. Southwest wind around 6 mph.
Tonight
Mostly clear, with a low around 17. Calm wind becoming south around 5 mph after midnight.
Wednesday
A slight chance of snow between noon and 1pm, then a chance of rain. Increasing clouds, with a high near 43. Southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 32. Southwest wind 7 to 9 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 42. West wind around 7 mph.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 27.
Friday Night
Mostly cloudy, with a low around 7.
Saturday
A 50 percent chance of snow. Cloudy, with a high near 18.
Saturday Night
Snow likely. Cloudy, with a low around 12. Chance of precipitation is 70%.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 25.
Sunday Night
Mostly cloudy, with a low around 8.
Monday
Partly sunny, with a high near 26.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Portsmouth KY
 38.72°N 83.03°W (Elev. 545 ft)
Last Update:
1:27 pm EST Jan 20, 2026
Forecast Valid:
2pm EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation