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.

Fair

31°C

88°F

Humidity 43%
Wind Speed W 11 km/h
Barometer 29.98 in
Dewpoint 17°C (63°F)
Visibility 16 km
Heat Index32°C (89°F)
Last update 6 Jun 3:35 pm EDT
Extended Forecast for

Clayton NC

  • Tonight

    Tonight: Partly cloudy, with a low around 19. Southwest wind 10 to 16 km/h.

    Low: 19 °C

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 36. West wind 11 to 13 km/h.

    High: 36 °C

    Hot

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. Southwest wind 5 to 10 km/h becoming calm after midnight.

    Low: 22 °C

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 35. Northeast wind 5 to 10 km/h. Chance of precipitation is 20%.

    High: 35 °C

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18. East wind 10 to 13 km/h.

    Low: 18 °C

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 32. Chance of precipitation is 20%.

    High: 32 °C

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18.

    Low: 18 °C

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 34.

    High: 34 °C

    Partly Sunny

  • Wednesday Night

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

    Low: 20 °C

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 19. Southwest wind 10 to 16 km/h.
Sunday
Mostly sunny and hot, with a high near 36. West wind 11 to 13 km/h.
Sunday Night
Mostly cloudy, with a low around 22. Southwest wind 5 to 10 km/h becoming calm after midnight.
Monday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 35. Northeast wind 5 to 10 km/h. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 18. East wind 10 to 13 km/h.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 32. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 36. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 21. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 38. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 22. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 37. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton NC
 35.64°N 78.45°W (Elev. 299 m)
Last Update:
2:13 pm EDT Jun 6, 2026
Forecast Valid:
3pm EDT Jun 6, 2026-6pm EDT Jun 13, 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