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Spring Weather Hazards Across the U.S. Thursday

Gusty winds and low relative humidity will bring critical fire weather to the central and southern Plains and south Texas Thursday. Widespread high winds will continue to impact the interior Northwest, northern Plains, and Upper Midwest Thursday. A storm tracking across the northern Plains, Great Lakes and into the Northeast U.S. will bring heavy snow and gusty winds Thursday into Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Fair

72°F

22°C

Humidity 69%
Wind Speed SW 13 mph
Barometer 29.80 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 12 Mar 3:15 am EDT
Extended Forecast for

Smithfield, Johnston County Airport NC

  • Overnight

    Overnight: Mostly cloudy, with a low around 68. Southwest wind around 13 mph, with gusts as high as 24 mph.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms. Temperature rising to near 71 by 10am, then falling to around 44 during the remainder of the day. Breezy, with a southwest wind 10 to 15 mph becoming northwest 16 to 21 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F⇓

    Chance
    Showers then
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. North wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61. Light south wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. Southwest wind 5 to 9 mph becoming calm after midnight.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly sunny, with a high near 76. Chance of precipitation is 30%.

    High: 76 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.

    Low: 58 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 68. Southwest wind around 13 mph, with gusts as high as 24 mph.
Thursday
Showers and thunderstorms. Temperature rising to near 71 by 10am, then falling to around 44 during the remainder of the day. Breezy, with a southwest wind 10 to 15 mph becoming northwest 16 to 21 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Mostly clear, with a low around 33. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 61. Light south wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Friday Night
Mostly clear, with a low around 42. Southwest wind 5 to 9 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
A chance of showers after 2pm. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 75. Chance of precipitation is 90%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 35. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 53.
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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:
2:39 am EDT Mar 12, 2026
Forecast Valid:
3am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation