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

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Overcast

50°F

10°C

Humidity 94%
Wind Speed NE 8 mph
Barometer 30.03 in
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Wind Chill47°F (8°C)
Last update 27 Feb 4:55 pm EST
Extended Forecast for

Clayton NC

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Northeast wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 65. North wind around 5 mph becoming calm in the afternoon.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 73. Calm wind becoming west 5 to 7 mph in the morning.

    High: 73 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. North wind 6 to 9 mph becoming northeast after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain after 1pm, mixing with sleet after 4pm. Mostly cloudy, with a high near 46. Chance of precipitation is 20%.

    High: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Sleet

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Northeast wind around 6 mph becoming calm in the evening.
Saturday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 65. North wind around 5 mph becoming calm in the afternoon.
Saturday Night
Mostly clear, with a low around 42. Calm wind.
Sunday
Increasing clouds, with a high near 73. Calm wind becoming west 5 to 7 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 38. North wind 6 to 9 mph becoming northeast after midnight.
Monday
A slight chance of rain after 1pm, mixing with sleet after 4pm. Mostly cloudy, with a high near 46. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Mostly cloudy, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Mostly cloudy, with a high near 74.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
A chance of rain. Partly sunny, with a high near 78. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton NC
 35.64°N 78.45°W (Elev. 299 ft)
Last Update:
1:51 pm EST Feb 27, 2026
Forecast Valid:
5pm EST Feb 27, 2026-6pm EST Mar 6, 2026
 
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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