Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Fair

32°F

0°C

Humidity 93%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 19 Mar 7:15 am EDT
Extended Forecast for

Smithfield, Johnston County Airport NC

  • Today

    Today: Sunny, with a high near 62. Calm wind.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 2am.  Mostly cloudy, with a low around 48. Calm wind becoming south around 6 mph in the evening.  Chance of precipitation is 20%.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 79. West wind around 7 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers after 2pm.  Mostly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 62. Calm wind.
Tonight
Mostly clear, with a low around 37. Calm wind.
Friday
Sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 48. Calm wind becoming south around 6 mph in the evening. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 79. West wind around 7 mph.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 57.
Monday
A chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Partly cloudy, with a low around 38. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Smithfield, Johnston County Airport NC
 35.54°N 78.38°W (Elev. 200 ft)
6:06 am EDT Mar 19, 2026
7am EDT Mar 19, 2026-6pm EDT Mar 25, 2026
 
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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