Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54° N Lon: 78.39° W Elev: 164 ft.

Fair

52°F

11°C

Humidity 82%
Wind Speed Calm
Barometer 30.44 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 1 Nov 7:15 pm EST
Detailed forecast for

Johnston County

Tonight
Partly cloudy this evening, then becoming mostly cloudy. Lows in the upper 40s. Northeast winds around 5 mph.
Monday
Mostly cloudy. Highs in the lower 70s. Northeast winds around 5 mph.
Monday Night
Partly cloudy. Lows in the upper 40s. Northeast winds around 5 mph in the evening, becoming light and variable.
Tuesday
Patchy fog in the morning. Mostly sunny. Highs in the upper 70s. East winds around 5 mph.
Tuesday Night
Mostly clear. Lows in the mid 50s. East winds around 5 mph in the evening, becoming light and variable.
Wednesday
Patchy fog in the morning. Partly sunny. Visibility one quarter mile or less at times in the morning. Highs in the lower 80s.
Wednesday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.
Thursday
Mostly cloudy with a chance of showers. Highs around 80. Chance of rain 40 percent.
Thursday Night
Mostly cloudy in the evening, then partly cloudy with a chance of showers after midnight. Lows in the lower 60s. Chance of rain 40 percent.
Friday
Partly sunny with a chance of showers. Highs in the upper 70s. Chance of rain 40 percent.
Friday Night
Partly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of rain 40 percent.
Saturday
Partly sunny. Highs in the lower 70s.
Saturday Night And Sunday
Mostly clear. Lows in the upper 40s. Highs in the lower 70s.



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407 PM EST Sun Nov 1 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database