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SJFD Hurricane Operations
St. Johns Fire District · Charleston County, SC
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Marine & Tides

Charleston Harbor 8665530 water level vs. prediction, flood thresholds, and offshore buoy conditions.

Tide chart — observed vs predicted

NOT CONNECTEDNOAA CO-OPS 8665530

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Gap between the lines = surge above/below predicted tide. Feet above MLLW. Flood lines are NWS thresholds.

High / low tides — next 72 h

NOT CONNECTEDNOAA CO-OPS predictions

Predicted astronomical tide only. Add current surge to estimate actual level.

Buoy 41004 — Edisto — 41 nm SE of Charleston

NOT CONNECTEDNDBC 41004

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Buoy 41029 — Capers Nearshore

NOT CONNECTEDNDBC 41029

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Buoy 41033 — Fripp Nearshore

NOT CONNECTEDNDBC 41033

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Decision support only. NHC, NWS Charleston, SCEMD, and the Charleston County EOC are the authoritative sources for watches, warnings, and evacuation orders.