Lowcountry/ Weather & Environment

Charleston Warms Into 80s as Harbor Stays Just Below Small Craft Advisory Criteria Monday Afternoon, Late-Week Showers Loom

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Published on November 02, 2026
Charleston Warms Into 80s as Harbor Stays Just Below Small Craft Advisory Criteria Monday Afternoon, Late-Week Showers LoomSource: Chris Pruitt / Wikimedia Commons

Charleston starts Monday with some cloud cover and a noticeable northeast breeze, after a Sunday-night low near 62. The city should warm to about 75 this afternoon, giving outdoor plans a solid start to the week despite the wind.

Rain is unlikely, with only a small chance of a stray shower, while northeast winds run 10 to 16 mph and could gust to 24 mph. Waterfront areas may feel breezier than the thermometer suggests, so a light layer will be useful after sunset.

Warmup Peaks Wednesday Before Rain Returns Thursday

Tuesday looks mostly sunny with a high near 78, followed by another mostly sunny day Wednesday near 79. Winds should ease gradually, making the middle of the week the calmest stretch for outdoor plans.

Thursday could reach 80 degrees, with a slight chance of showers. Friday stays warm, with highs in the upper 70s to low 80s and a 20% to 30% chance of precipitation.

Boaters Still Face Rougher Water

Small Craft Advisories remain in effect for waters outside Charleston Harbor through Tuesday evening, with some offshore zones covered into Wednesday afternoon. The National Weather Service Charleston says northeast winds and seas of roughly 5 to 7 feet will keep conditions challenging for smaller vessels.

Cooler, Mostly Sunny Weekend Ahead

The weekend should be mostly sunny, with highs in the upper 70s.

The outlook is a meaningful shift from Sunday's coastal-flooding concern, with no land-based weather alert listed in the current forecast. For context, the updated setup follows Hoodline's earlier Charleston forecast, which focused on high-tide flooding and rougher harbor conditions.