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

Hazardous Weather Conditions

Current conditions at

Smithfield, Johnston County Airport (KJNX)

Lat: 35.54°NLon: 78.39°WElev: 164ft.

Thunderstorm Light Rain

73°F

23°C

Humidity 94%
Wind Speed S 8 mph
Barometer 30.01 in
Dewpoint 72°F (22°C)
Visibility 5.00 mi
Last update 15 Jun 9:00 pm EDT
Extended Forecast for

Smithfield NC

Flood Watch June 15, 09:12pm until June 15, 11:00pm
Flood Advisory until June 15, 11:30pm
Click here for hazard details and duration
...
Flood Advisory
  •  
    Flood Watch June 15, 09:12pm until June 15, 11:00pm
    Flood Advisory until June 15, 11:30pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 71 °F

    Heavy Rain

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 88. West wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms, mainly before 11pm. Low around 72. Light south wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    T-storms then
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 92. Heat index values as high as 102. Southwest wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 20%.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 88. West wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms, mainly before 11pm. Low around 72. Light south wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 92. Heat index values as high as 102. Southwest wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 77.
Juneteenth
Sunny, with a high near 95.
Thursday Night
A chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smithfield NC
 35.51°N 78.33°W (Elev. 180 ft)
Last Update:
9:04 pm EDT Jun 15, 2025
Forecast Valid:
9pm EDT Jun 15, 2025-6pm EDT Jun 22, 2025
 
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