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.

A Few Clouds

70°F

21°C

Humidity 53%
Wind Speed W 8 G 16 mph
Barometer 29.49 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 12 Nov 2:35 pm EST
Extended Forecast for

Smithfield, Johnston County Airport NC

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms. Partly sunny, with a high near 73. West wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 73 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 42. West wind 8 to 13 mph, with gusts as high as 29 mph.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers after 4pm. Sunny, with a high near 61. Northwest wind 8 to 10 mph. Chance of precipitation is 20%.

    High: 61 °F

    Sunny then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before 9pm. Partly cloudy, with a low around 34. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 56. Northwest wind 5 to 11 mph.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 33.

    Low: 33 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Partly sunny, with a high near 73. West wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 42. West wind 8 to 13 mph, with gusts as high as 29 mph.
Friday
A slight chance of showers after 4pm. Sunny, with a high near 61. Northwest wind 8 to 10 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers before 9pm. Partly cloudy, with a low around 34. Calm wind becoming north around 5 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 56. Northwest wind 5 to 11 mph.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 57.
Sunday Night
Clear, with a low around 33.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 33.
Wednesday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Smithfield, Johnston County Airport NC
 35.54°N 78.38°W (Elev. 200 ft)
Last Update:
2:20 pm EST Nov 12, 2026
Forecast Valid:
2pm EST Nov 12, 2026-6pm EST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation