Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Fair

64°F

18°C

Humidity 15%
Wind Speed NW 7 G 17 mph
Barometer 29.91 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 11 Feb 4:55 pm EST
Extended Forecast for

Smithfield, Johnston County Airport NC

  • Tonight

    Tonight: Mostly clear, with a low around 31. North wind 3 to 8 mph.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 53. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 53 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 51. Calm wind.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain after 1am.  Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain likely.  Cloudy, with a high near 54. Chance of precipitation is 70%.

    High: 54 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely.  Mostly cloudy, with a low around 39. Chance of precipitation is 70%.

    Low: 39 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 31. North wind 3 to 8 mph.
Thursday
Increasing clouds, with a high near 53. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 26. Calm wind.
Friday
Sunny, with a high near 51. Calm wind.
Friday Night
Mostly clear, with a low around 28. Calm wind.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
A chance of rain after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Sunday
Rain likely. Cloudy, with a high near 54. Chance of precipitation is 70%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Washington's Birthday
A chance of rain before 1pm. Partly sunny, with a high near 59. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Mostly cloudy, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Smithfield, Johnston County Airport NC
 35.54°N 78.38°W (Elev. 200 ft)
9:22 am EST Feb 11, 2026
5pm EST Feb 11, 2026-6pm EST Feb 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database