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.

Overcast

N/A

Humidity NA
Wind Speed NE 3 mph
Barometer 29.97 in
Dewpoint N/A
Visibility 10.00 mi
Last update 20 Aug 5:30 am EDT
Extended Forecast for

Knightdale NC

  • Today

    Today: Patchy fog before 9am. Otherwise, partly sunny, with a high near 87. Northeast wind 5 to 7 mph.

    High: 87 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 72. North wind 5 to 7 mph.

    Low: 72 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 86. North wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 86 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67. Northeast wind 5 to 8 mph.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83. Northeast wind around 6 mph.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Saturday Night

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

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, partly sunny, with a high near 87. Northeast wind 5 to 7 mph.
Tonight
Mostly cloudy, with a low around 72. North wind 5 to 7 mph.
Thursday
Partly sunny, with a high near 86. North wind 11 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 67. Northeast wind 5 to 8 mph.
Friday
Mostly sunny, with a high near 83. Northeast wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 66.
Saturday
Partly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Knightdale NC
 35.78°N 78.49°W (Elev. 295 ft)
Last Update:
12:27 am EDT Aug 20, 2025
Forecast Valid:
5am EDT Aug 20, 2025-6pm EDT Aug 26, 2025
 
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