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

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Fair

18°F

-8°C

Humidity 62%
Wind Speed Calm
Barometer 30.35 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 27 Jan 5:55 am EST
Extended Forecast for

Smithfield, Johnston County Airport NC

Cold Weather Advisory January 27, 06:11am until January 27, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory January 27, 06:11am until January 27, 10:00am

    NOW until 10:00am Tue

    Cold Weather Advisory

  • Today

    High: 38 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 20. Light and variable wind.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. Wind chill values as low as 15. North wind around 5 mph becoming calm in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 19. Calm wind.

    Low: 19 °F

    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 39. Northwest wind 3 to 8 mph.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 40%.

    Low: 15 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 38. Wind chill values as low as 10. Light and variable wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Tonight
Mostly clear, with a low around 20. Light and variable wind.
Wednesday
Mostly sunny, with a high near 40. Wind chill values as low as 15. North wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Clear, with a low around 19. Calm wind.
Thursday
Mostly sunny, with a high near 39. Northwest wind 3 to 8 mph.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Partly sunny, with a high near 37.
Friday Night
A chance of snow after 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 40%.
Saturday
A chance of snow. Mostly cloudy, with a high near 25. Chance of precipitation is 50%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 13. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smithfield, Johnston County Airport NC
 35.54°N 78.38°W (Elev. 200 ft)
Last Update:
1:20 am EST Jan 27, 2026
Forecast Valid:
6am EST Jan 27, 2026-6pm EST Feb 2, 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