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

57°F

14°C

Humidity 63%
Wind Speed SW 10 mph
Barometer 29.86 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 25 Feb 8:15 pm EST
Extended Forecast for

Clayton NC

  • Tonight

    Tonight: Rain, mainly after 2am. Low around 50. Southwest wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Cloudy then
    Rain

  • Thursday

    Thursday: Rain, mainly before 4pm. High near 60. Southwest wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 60 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain, mainly between 7pm and 11pm. Mostly cloudy, with a low around 45. Light and variable wind becoming northeast around 6 mph in the evening. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Chance Rain

  • Friday

    Friday: A slight chance of rain. Cloudy, with a high near 54. Northeast wind around 7 mph. Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. Light northeast wind.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly after 2am. Low around 50. Southwest wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain, mainly before 4pm. High near 60. Southwest wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
A chance of rain, mainly between 7pm and 11pm. Mostly cloudy, with a low around 45. Light and variable wind becoming northeast around 6 mph in the evening. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A slight chance of rain. Cloudy, with a high near 54. Northeast wind around 7 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 43. Light northeast wind.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Clear, with a low around 44.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
A chance of rain. Cloudy, with a high near 56. Chance of precipitation is 40%.
Monday Night
A chance of rain. Cloudy, with a low around 35. Chance of precipitation is 40%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 40%.
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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:
7:04 pm EST Feb 25, 2026
Forecast Valid:
8pm EST Feb 25, 2026-6pm EST Mar 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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