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

Conway Horry County Airport (KHYW)

Lat: 33.83°NLon: 79.12°WElev: 33ft.

Fair

72°F

22°C

Humidity 100%
Wind Speed N 3 mph
Barometer 30.01 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 29 Sep 6:55 pm EDT
Extended Forecast for

Johnsonville SC

  • Tonight

    Tonight: Showers likely, mainly before 1am. Cloudy, with a low around 67. Northeast wind 7 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 67 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, mainly before 10am. Mostly cloudy, with a high near 77. North wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. North wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 80. Northeast wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. Northeast wind around 6 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly before 1am. Cloudy, with a low around 67. Northeast wind 7 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A chance of showers, mainly before 10am. Mostly cloudy, with a high near 77. North wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 62. North wind 6 to 8 mph, with gusts as high as 17 mph.
Wednesday
Sunny, with a high near 80. Northeast wind 7 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 55. Northeast wind around 6 mph.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Mostly cloudy, with a low around 61.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnsonville SC
 33.81°N 79.46°W (Elev. 89 ft)
Last Update:
6:11 pm EDT Sep 29, 2025
Forecast Valid:
7pm EDT Sep 29, 2025-6pm EDT Oct 6, 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