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

73°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 8 Aug 4:15 am EDT
Extended Forecast for

West Smithfield NC

  • Today

    Today: Mostly sunny, with a high near 92. Heat index values as high as 100. Southwest wind 3 to 8 mph.

    High: 92 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 73. South wind 3 to 6 mph.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 92. Heat index values as high as 100. Southwest wind 3 to 8 mph.
Tonight
Partly cloudy, with a low around 73. South wind 3 to 6 mph.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 74. Calm wind.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. 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, mainly before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny, with a high near 95.
Wednesday Night
A chance of showers before 2am. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 94.
Thursday Night
Partly cloudy, with a low around 75.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
West Smithfield NC
 35.52°N 78.36°W (Elev. 184 ft)
Last Update:
2:15 am EDT Aug 8, 2026
Forecast Valid:
4am EDT Aug 8, 2026-6pm EDT Aug 14, 2026
 
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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