Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Fair

50°F

10°C

Humidity 71%
Wind Speed S 5 mph
Barometer 30.21 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 20 Mar 9:55 am EDT
Extended Forecast for

Clayton NC

  • Today

    Today: Sunny, with a high near 72. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: A chance of showers, mainly before 4am.  Mostly cloudy, with a low around 53. South wind 6 to 8 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 80. West wind around 6 mph becoming northwest in the afternoon.

    High: 80 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. Light east wind.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 72. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Tonight
A chance of showers, mainly before 4am. Mostly cloudy, with a low around 53. South wind 6 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 80. West wind around 6 mph becoming northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 55. Light east wind.
Sunday
Sunny, with a high near 87. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 63.
Monday
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton NC
 35.66°N 78.45°W (Elev. 200 ft)
5:59 am EDT Mar 20, 2026
10am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database