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.

Fog/Mist

72°F

22°C

Humidity 100%
Wind Speed NE 5 mph
Barometer 30.05 in
Dewpoint 72°F (22°C)
Visibility 3.00 mi
Last update 25 Jul 4:36 am EDT
Extended Forecast for

4 Miles SSW Clayton NC

  • Overnight

    Overnight: A chance of showers. Cloudy, with a low around 68. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 68 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly between 11am and 2pm. Cloudy, with a high near 77. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 86. Light north wind.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 40%.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 70%.

    Low: 71 °F

    Showers
    Likely

Detailed Forecast

Overnight
A chance of showers. Cloudy, with a low around 68. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly between 11am and 2pm. Cloudy, with a high near 77. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Mostly cloudy, with a low around 66. Calm wind.
Sunday
Sunny, with a high near 86. Light north wind.
Sunday Night
Mostly clear, with a low around 67. Calm wind.
Monday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 68.
Friday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Clayton NC
 35.6°N 78.49°W (Elev. 299 ft)
Last Update:
4:39 am EDT Jul 25, 2026
Forecast Valid:
5am EDT Jul 25, 2026-6pm EDT Jul 31, 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