Weather Forecast Myrtle Beach, SC Last Update: 4:47pm May 9, 2008 EDT Today Tomorrow Sunday Monday Tuesday Wednesday Thursday Mostly Sunny Hi 81°F Lo 68°F PoP 70% Rain Showers Hi 80°F Lo 64°F Thunderstorms Hi 75°F Lo 62°F PoP 60% Mostly Sunny Hi 73°F Lo 58°F Mostly Sunny Hi 76°F Lo 58°F Slight Chance Thunderstorms Hi 77°F Lo 62°F Slight Chance Thunderstorms Hi 78°F PoP 20% Current Conditions at Myrtle Beach International Airport, SC: Mostly cloudy 84°F wind is from the west at 18 gusting to 25 mph visibility is 10 miles (Last Updated on May 9, 4:45 pm EDT) Weather data provided by the National Weather Service