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

52°F

11°C

Humidity 94%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 7 Oct 12:15 am EDT
Extended Forecast for

3 Miles S Knightdale NC

  • Overnight

    Overnight: Clear, with a low around 46. Calm wind.

    Low: 46 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Light and variable wind.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 50. Calm wind.

    Low: 50 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 46. Calm wind.
Wednesday
Sunny, with a high near 76. Light and variable wind.
Wednesday Night
Clear, with a low around 50. Calm wind.
Thursday
Sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 58. Calm wind.
Friday
Mostly sunny, with a high near 79.
Friday Night
Mostly cloudy, with a low around 56.
Saturday
Partly sunny, with a high near 75.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Columbus Day
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Knightdale NC
 35.76°N 78.49°W (Elev. 276 ft)
Last Update:
7:11 pm EDT Oct 6, 2026
Forecast Valid:
12am EDT Oct 7, 2026-6pm EDT Oct 13, 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