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.

Mostly Cloudy

75°F

24°C

Humidity 61%
Wind Speed SW 9 mph
Barometer 30.20 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 5 Mar 12:55 pm EST
Extended Forecast for

Smithfield, Johnston County Airport NC

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 80. Southwest wind around 11 mph, with gusts as high as 20 mph.

    High: 80 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. South wind 5 to 7 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Areas of fog before 8am. Otherwise, partly sunny, with a high near 81. Southwest wind 5 to 7 mph.

    High: 81 °F

    Areas Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Light south wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 80 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers after 1am. Partly cloudy, with a low around 60. Chance of precipitation is 20%.

    Low: 60 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 80. Southwest wind around 11 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 56. South wind 5 to 7 mph.
Friday
Areas of fog before 8am. Otherwise, partly sunny, with a high near 81. Southwest wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 58. Light south wind.
Saturday
Partly sunny, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the morning.
Saturday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 60. Chance of precipitation is 20%.
Sunday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Monday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Monday Night
A chance of showers before 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smithfield, Johnston County Airport NC
 35.54°N 78.38°W (Elev. 200 ft)
Last Update:
8:27 am EST Mar 5, 2026
Forecast Valid:
1pm EST Mar 5, 2026-6pm EDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation