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

79°F

26°C

Humidity 58%
Wind Speed E 3 mph
Barometer 30.31 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 5 Oct 1:10 pm EDT
Extended Forecast for

4 Miles SSE Knightdale NC

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 81. East wind around 6 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming east around 5 mph in the morning.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. Light east wind.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Light and variable wind.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 20%.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 81. East wind around 6 mph.
Tonight
Partly cloudy, with a low around 57. Calm wind.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming east around 5 mph in the morning.
Monday Night
Partly cloudy, with a low around 61. Light east wind.
Tuesday
Mostly sunny, with a high near 83. Light and variable wind.
Tuesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 20%.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Wednesday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 69.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Knightdale NC
 35.73°N 78.44°W (Elev. 249 ft)
Last Update:
1:11 pm EDT Oct 5, 2025
Forecast Valid:
1pm EDT Oct 5, 2025-6pm EDT Oct 11, 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