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

41°F

5°C

Humidity 49%
Wind Speed N 7 mph
Barometer 30.24 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 14 Mar 9:55 am EDT
Extended Forecast for

South Portsmouth KY

  • Today

    Today: Mostly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 42. East wind 3 to 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 76. South wind 6 to 14 mph, with gusts as high as 29 mph.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Rain after 2am. Low around 42. South wind 11 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Mostly Cloudy
    then Rain

  • Monday

    Monday: Rain before 2pm, then a chance of snow. High near 52. West wind around 14 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 52 °F

    Rain then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of snow before 8pm. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 56. Calm wind.
Tonight
Partly cloudy, with a low around 42. East wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 76. South wind 6 to 14 mph, with gusts as high as 29 mph.
Sunday Night
Rain after 2am. Low around 42. South wind 11 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain before 2pm, then a chance of snow. High near 52. West wind around 14 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday Night
A 30 percent chance of snow before 8pm. Mostly cloudy, with a low around 20.
Tuesday
Mostly cloudy, with a high near 32.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly cloudy, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 42.
Friday
Mostly sunny, with a high near 63.
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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:
7:27 am EDT Mar 14, 2026
Forecast Valid:
10am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
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