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.

Fair

90°F

32°C

Humidity 38%
Wind Speed Vrbl 5 mph
Barometer 29.99 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 14 Oct 3:35 pm EDT
Extended Forecast for

Smithfield NC

  • Tonight

    Tonight: Clear, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Calm wind.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 87. Southwest wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 58. South wind 6 to 13 mph becoming northwest after midnight. Chance of precipitation is 20%.

    Low: 58 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly between 8am and 2pm. Partly sunny, with a high near 66. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 90. Calm wind.
Thursday Night
Partly cloudy, with a low around 64. Calm wind.
Friday
Sunny, with a high near 87. Southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 58. South wind 6 to 13 mph becoming northwest after midnight. Chance of precipitation is 20%.
Saturday
A chance of showers, mainly between 8am and 2pm. Partly sunny, with a high near 66. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smithfield NC
 35.51°N 78.33°W (Elev. 180 ft)
Last Update:
2:13 pm EDT Oct 14, 2026
Forecast Valid:
3pm EDT Oct 14, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation