South Carolina weather

South Carolina forecasts, straight from the source

Open current conditions, hourly rain or snow timing, seven-day forecasts, live NOAA radar and active National Weather Service alerts for featured South Carolina communities.

4 permanent forecasts

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Charleston, SCLowcountry · Charleston County Columbia, SCMidlands · Richland County Greenville, SCUpstate · Greenville County Myrtle Beach, SCGrand Strand · Horry County

Weather-ready South Carolina

What to check before making plans

Heat and humidity

Review the heat index and hourly temperatures before work, sports, or outdoor events.

Thunderstorms and flooding

Use radar and warnings together when lightning, damaging wind, or heavy rain threatens.

Tropical systems

Follow official alerts and local guidance when tropical moisture or a named storm moves inland.

Forecasts and alerts come from NOAA and the National Weather Service. MyUSA.us is independent and is not an official government website.