Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Fair

32°F

0°C

Humidity 55%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 30 Dec 6:15 pm EST
Extended Forecast for

Smithfield, Johnston County Airport NC

  • Tonight

    Tonight: Mostly clear, with a low around 22. Light west wind.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 50. Light west wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 50 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. Southwest wind around 6 mph.

    Low: 30 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Sunny, with a high near 52. Northwest wind 5 to 10 mph.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain.  Partly sunny, with a high near 54. Chance of precipitation is 40%.

    High: 54 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 22. Light west wind.
Wednesday
Sunny, with a high near 50. Light west wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 30. Southwest wind around 6 mph.
New Year's Day
Sunny, with a high near 52. Northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 29. Calm wind.
Friday
Mostly cloudy, with a high near 54.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
A chance of rain. Partly sunny, with a high near 54. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Smithfield, Johnston County Airport NC
 35.54°N 78.38°W (Elev. 200 ft)
12:24 pm EST Dec 30, 2025
6pm EST Dec 30, 2025-6pm EST Jan 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database