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

70°F

21°C

Humidity 69%
Wind Speed N 6 mph
Barometer 29.93 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 19 Jun 11:55 pm EDT
Extended Forecast for

Smithfield NC

  • Overnight

    Overnight: Partly cloudy, with a low around 63. Light north wind.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 93. Calm wind becoming south around 6 mph in the afternoon.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. South wind 3 to 6 mph.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 50%.

    Low: 74 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 63. Light north wind.
Saturday
Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 66. Calm wind.
Sunday
Sunny, with a high near 93. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 72. South wind 3 to 6 mph.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 40%.
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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:
7:08 pm EDT Jun 19, 2026
Forecast Valid:
12am EDT Jun 20, 2026-6pm EDT Jun 26, 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