WYFF News 4: Highs near 90 arrive in South Carolina: April 15 forecast WYFF News 4: Intense heat expected late week in South Carolina: April 15 forecast WYFF News 4: Record-breaking heat this week in South Carolina: April 12 forecast WYFF News 4: Temperatures heat up in South Carolina: April 10 forecast There is still no rain in the forecast for the next week, which allows temperatures to continue to warm. Highs reach 90 degrees by late week next week, which will be the first of the year. WYFF News 4: Near-record heat ahead in South Carolina: April 11 forecast WYFF News 4: Mainly dry today with storms returning this weekend in South Carolina: April 2 forecast Mainly dry today with storms returning this weekend in South Carolina: April 2 forecast