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.

Overcast

45°F

7°C

Humidity 93%
Wind Speed Calm
Barometer 29.84 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 2 Dec 7:35 pm EST
Extended Forecast for

2 Miles N Smithfield, Johnston County Airport NC

  • Tonight

    Tonight: Mostly clear, with a low around 29. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 49. Light northwest wind.

    High: 49 °F

    Sunny

  • Wednesday Night

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

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 54. Calm wind becoming west around 6 mph.

    High: 54 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A slight chance of rain and snow after 1am. Mostly cloudy, with a low around 33. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 20%.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: Rain. High near 43. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    Rain

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.

    High: 49 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 29. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 49. Light northwest wind.
Wednesday Night
Mostly clear, with a low around 28. Calm wind.
Thursday
Increasing clouds, with a high near 54. Calm wind becoming west around 6 mph.
Thursday Night
A slight chance of rain and snow after 1am. Mostly cloudy, with a low around 33. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 20%.
Friday
Rain. High near 43. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain. Low around 35. Chance of precipitation is 80%.
Saturday
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Smithfield, Johnston County Airport NC
 35.57°N 78.41°W (Elev. 249 ft)
Last Update:
12:58 pm EST Dec 2, 2025
Forecast Valid:
7pm EST Dec 2, 2025-6pm EST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation