Current conditions at
Smithfield, Johnston County Airport (KJNX)
Lat: 35.54°NLon: 78.39°WElev: 164ft.
Overcast
82°F
28°C
| Humidity | 74% |
| Wind Speed | NW 9 mph |
| Barometer | 29.98 in |
| Dewpoint | 73°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 87°F (31°C) |
| Last update | 13 Sep 11:15 am EDT |
Extended Forecast for
Smithfield, Johnston County Airport NC
Today
High: 88 °F
Partly Sunny
Tonight
Low: 70 °F
Mostly Clear
Monday
High: 90 °F
Sunny
Monday Night
Low: 61 °F
Clear
Tuesday
High: 83 °F
Sunny
Tuesday Night
Low: 57 °F
Mostly Clear
Wednesday
High: 84 °F
Sunny
Wednesday Night
Low: 59 °F
Clear
Thursday
High: 87 °F
Sunny
Detailed Forecast
Today
Partly sunny, with a high near 88. West wind around 6 mph.
Tonight
Mostly clear, with a low around 70. Calm wind.
Monday
Sunny, with a high near 90. Light north wind increasing to 5 to 9 mph in the morning.
Monday Night
Mostly cloudy during the early evening, then becoming clear, with a low around 61. Northeast wind 5 to 9 mph becoming light after midnight.
Tuesday
Sunny, with a high near 83. Northeast wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 90.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Smithfield, Johnston County Airport NC
35.54°N 78.38°W (Elev. 200 ft)
35.54°N 78.38°W (Elev. 200 ft)
8:29 am EDT Sep 13, 2026
11am EDT Sep 13, 2026-6pm EDT Sep 19, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
