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.

Partly Cloudy

82°F

28°C

Humidity 55%
Wind Speed NE 12 G 17 mph
Barometer 30.15 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 21 Sep 2:20 pm EDT
Extended Forecast for

Clayton NC

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 84. Northeast wind around 7 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 84. Northeast wind 3 to 5 mph.

    High: 84 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. Calm wind.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 84. Northeast wind around 7 mph.
Tonight
Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 84. Northeast wind 3 to 5 mph.
Monday Night
Mostly cloudy, with a low around 63. Calm wind.
Tuesday
Mostly sunny, with a high near 88. Calm wind.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Mostly cloudy, with a low around 68.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 50%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Saturday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 40%.
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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:
12:57 pm EDT Sep 21, 2025
Forecast Valid:
2pm EDT Sep 21, 2025-6pm EDT Sep 27, 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