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.

Overcast

27°F

-3°C

Humidity 54%
Wind Speed Vrbl 3 mph
Barometer 29.97 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 19 Jan 12:55 am EST
Extended Forecast for

South Portsmouth KY

  • Overnight

    Overnight: A 20 percent chance of snow before 3am. Mostly cloudy, with a low around 21. Southwest wind around 7 mph.

    Low: 21 °F

    Slight Chance
    Snow

  • M.L.King Day

    M.L.King Day: Cloudy, then gradual clearing during the afternoon, with a high near 28. West wind 11 to 15 mph, with gusts as high as 29 mph.

    High: 28 °F

    Clearing Late

  • Monday Night

    Monday Night: Mostly clear, with a low around 9. Wind chill values as low as -1. West wind 6 to 9 mph.

    Low: 9 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 28. Wind chill values as low as -2. West wind 7 to 9 mph.

    High: 28 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 16. Calm wind becoming south around 5 mph after midnight.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of rain and snow between 1pm and 4pm, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 45. Chance of precipitation is 20%.

    High: 45 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow before 3am. Mostly cloudy, with a low around 21. Southwest wind around 7 mph.
M.L.King Day
Cloudy, then gradual clearing during the afternoon, with a high near 28. West wind 11 to 15 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 9. Wind chill values as low as -1. West wind 6 to 9 mph.
Tuesday
Sunny, with a high near 28. Wind chill values as low as -2. West wind 7 to 9 mph.
Tuesday Night
Mostly clear, with a low around 16. Calm wind becoming south around 5 mph after midnight.
Wednesday
A slight chance of rain and snow between 1pm and 4pm, then a slight chance of rain after 4pm. Mostly cloudy, with a high near 45. Chance of precipitation is 20%.
Wednesday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly cloudy, with a high near 34.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 8.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 20.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 8.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Portsmouth KY
 38.72°N 83.03°W (Elev. 545 ft)
Last Update:
12:51 am EST Jan 19, 2026
Forecast Valid:
1am EST Jan 19, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation