Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Fog/Mist

27°F

-3°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 27°F (-3°C)
Visibility 1.00 mi
Last update 19 Jan 2:55 am EST
Extended Forecast for

Smithfield, Johnston County Airport NC

  • Overnight

    Overnight: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 48. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 42. Calm wind becoming northwest 5 to 7 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 18. Calm wind.

    Low: 18 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 23. Calm wind.
M.L.King Day
Sunny, with a high near 48. Calm wind becoming southwest 5 to 8 mph in the morning.
Monday Night
Mostly clear, with a low around 22. Calm wind.
Tuesday
Sunny, with a high near 42. Calm wind becoming northwest 5 to 7 mph.
Tuesday Night
Clear, with a low around 18. Calm wind.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Partly sunny, with a high near 56.
Thursday Night
Mostly clear, with a low around 29.
Friday
Mostly sunny, with a high near 51.
Friday Night
A chance of rain. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 50%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 17. Chance of precipitation is 50%.
Sunday
A chance of snow. Mostly cloudy, with a high near 32. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Smithfield, Johnston County Airport NC
 35.54°N 78.38°W (Elev. 200 ft)
1:15 am EST Jan 19, 2026
3am EST Jan 19, 2026-6pm EST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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