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Hazardous Weather Conditions

Current conditions at

Conway Horry County Airport (KHYW)

Lat: 33.83°NLon: 79.12°WElev: 33ft.

Fair

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Sep 11:35 pm EDT
Extended Forecast for

4 Miles ESE Gresham SC

Heat Advisory September 5, 11:00am until September 5, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Clear, with a low around 74. Calm wind.

    Low: 74 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Heat index values as high as 108. West wind 3 to 5 mph.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 74. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 74 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Increasing clouds, with a high near 91. Heat index values as high as 104. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Sunny then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 69. Northeast wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    T-storms
    Likely then
    Chance
    Showers

  • Labor Day

    Labor Day: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 86. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 74. Calm wind.
Saturday
Sunny and hot, with a high near 98. Heat index values as high as 108. West wind 3 to 5 mph.
Saturday Night
Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 74. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Increasing clouds, with a high near 91. Heat index values as high as 104. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 69. Northeast wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Labor Day
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 86. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 72.
Friday
Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Gresham SC
 33.91°N 79.34°W (Elev. 30 ft)
Last Update:
6:03 pm EDT Sep 4, 2026
Forecast Valid:
12am EDT Sep 5, 2026-6pm EDT Sep 11, 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