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.

Mostly Cloudy

72°F

22°C

Humidity 100%
Wind Speed N 8 mph
Barometer 30.15 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 8 Aug 8:20 am EDT
Extended Forecast for

4 Miles SSW Clayton NC

  • Today

    Today: A chance of rain and thunderstorms before 3pm, then a chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 81. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.

    High: 81 °F

    Slight Chance
    Rain then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 67. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Northeast wind around 7 mph. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. Light east wind.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. East wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
A chance of rain and thunderstorms before 3pm, then a chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 81. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 67. Northeast wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Northeast wind around 7 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 68. Light east wind.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. East wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Tuesday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Clayton NC
 35.6°N 78.49°W (Elev. 299 ft)
Last Update:
7:29 am EDT Aug 8, 2025
Forecast Valid:
8am EDT Aug 8, 2025-6pm EDT Aug 14, 2025
 
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