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.

Fair

72°F

22°C

Humidity 47%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 7 Oct 1:15 pm EDT
Extended Forecast for

Clayton NC

  • Tonight

    Tonight: Clear, with a low around 50. Light south wind.

    Low: 50 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming west around 6 mph in the morning.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60. Light and variable wind.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 76. Northeast wind around 5 mph.

    High: 76 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 20%.

    High: 78 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm, mainly after 2am. Low around 64. Chance of precipitation is 90%.

    Low: 64 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 90%.

    High: 75 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 50. Light south wind.
Thursday
Sunny, with a high near 85. Calm wind becoming west around 6 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 60. Light and variable wind.
Friday
Partly sunny, with a high near 76. Northeast wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 59. Calm wind.
Saturday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 20%.
Saturday Night
Showers and possibly a thunderstorm, mainly after 2am. Low around 64. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 90%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Columbus Day
Mostly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton NC
 35.66°N 78.45°W (Elev. 200 ft)
Last Update:
2:25 pm EDT Oct 7, 2026
Forecast Valid:
3pm EDT Oct 7, 2026-6pm EDT Oct 14, 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