National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

A Few Clouds

84°F

29°C

Humidity 70%
Wind Speed NE 6 mph
Barometer 30.06 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 29 Jun 7:35 pm EDT
Extended Forecast for

Clayton NC

  • Tonight

    Tonight: Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. Northeast wind 3 to 6 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 67. Light and variable wind.

    Low: 67 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Light and variable wind.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 70. Light southeast wind.

    Low: 70 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Friday Night

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

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 66. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90. Northeast wind 3 to 6 mph.
Tuesday Night
Clear, with a low around 67. Light and variable wind.
Wednesday
Sunny, with a high near 94. Light and variable wind.
Wednesday Night
Clear, with a low around 70. Light southeast wind.
Thursday
Sunny and hot, with a high near 98.
Thursday Night
Mostly clear, with a low around 72.
Friday
Sunny and hot, with a high near 101.
Friday Night
Mostly clear, with a low around 75.
Independence Day
Sunny and hot, with a high near 103.
Saturday Night
Mostly clear, with a low around 77.
Sunday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 103. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton NC
 35.64°N 78.45°W (Elev. 299 ft)
Last Update:
7:32 pm EDT Jun 29, 2026
Forecast Valid:
7pm EDT Jun 29, 2026-6pm EDT Jul 6, 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