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

Hazardous Weather Conditions

Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Overcast

77°F

25°C

Humidity 74%
Wind Speed Vrbl 5 mph
Barometer 29.92 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 5 Nov 6:35 pm EST
Extended Forecast for

Clayton NC

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 66. South wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 4pm, then a chance of showers. High near 73. Southwest wind around 6 mph becoming light and variable in the afternoon. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 73 °F

    Showers

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 50. Calm wind becoming northwest 5 to 7 mph after midnight.

    Low: 50 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 64. Northwest wind 7 to 10 mph.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. Northwest wind 3 to 5 mph.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly after 2am. Increasing clouds, with a low around 66. South wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm before 4pm, then a chance of showers. High near 73. Southwest wind around 6 mph becoming light and variable in the afternoon. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 50. Calm wind becoming northwest 5 to 7 mph after midnight.
Saturday
Sunny, with a high near 64. Northwest wind 7 to 10 mph.
Saturday Night
Mostly clear, with a low around 39. Northwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 68.
Monday Night
Clear, with a low around 41.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 43.
Veterans Day
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clayton NC
 35.66°N 78.45°W (Elev. 200 ft)
Last Update:
5:52 pm EST Nov 5, 2026
Forecast Valid:
6pm EST Nov 5, 2026-6pm EST Nov 12, 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