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.

Mostly Cloudy

37°F

3°C

Humidity 81%
Wind Speed NE 5 mph
Barometer 30.23 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 1 Dec 10:15 pm EST
Extended Forecast for

Smithfield NC

  • Tonight

    Tonight: Rain, mainly after 2am. Low around 37. East wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Mostly Cloudy
    then Rain

  • Tuesday

    Tuesday: Rain, mainly before 1pm. High near 48. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 48 °F

    Rain then
    Rain Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 28. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 28 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 49. Light and variable wind.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 1pm. Cloudy, with a high near 44. Chance of precipitation is 50%.

    High: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Tonight
Rain, mainly after 2am. Low around 37. East wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain, mainly before 1pm. High near 48. Calm wind becoming northwest 5 to 8 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 28. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 49. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 29. Calm wind.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
A chance of rain after 1pm. Cloudy, with a high near 44. Chance of precipitation is 50%.
Friday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.
Saturday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 50%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 50.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Smithfield NC
 35.51°N 78.33°W (Elev. 180 ft)
Last Update:
6:38 pm EST Dec 1, 2025
Forecast Valid:
10pm EST Dec 1, 2025-6pm EST Dec 8, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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