Coastal Flood Warnings, High Surf Advisories and Gale Warnings are in effect from the Georgia coast to east central Florida.
Strong northeast winds are pushing water onshore while the highest astronomical tides of the year arrive with the full moon.
NWS Jacksonville says the pattern brings moderate coastal flooding, gusty winds and hazardous beach and boating conditions into early next week.
Coastal Flood Warnings
Southeast Georgia beaches (Coastal Glynn and Coastal Camden): until 11 a.m. EDT Tuesday.
Northeast Florida beaches: until 5 a.m. EDT Wednesday for Coastal Nassau, Coastal Duval, Coastal Flagler, and Northeast and Southeast Coastal St. Johns.
St. Johns River Basin: a warning for moderate flooding around high tide until 5 a.m. Wednesday covers Inland Flagler, Eastern Clay, Eastern Putnam, Trout River, South Central Duval and Western St. Johns.
East central Florida: NWS Melbourne has a warning until 2 a.m. EDT Wednesday for Coastal Volusia, Indian River, St. Lucie and Martin counties, and the mainland and barrier islands of Northern and Southern Brevard.
Impacts: numerous roads may be closed, and low-lying homes, businesses and some critical infrastructure will be inundated.
Shoreline erosion will occur, and it will be significant in east central Florida.
High Surf and Rip Currents
Southeast Georgia beaches: breaking waves of 5 to 7 feet.
Northeast Florida beaches: breaking waves of 8 to 10 feet.
East central Florida: breaking waves of 7 to 12 feet in the surf zone.
The High Surf Advisories run until 2 a.m. EDT Wednesday.
A High Rip Current Risk lasts through late Tuesday night.
Georgia and South Carolina: NWS Charleston has a High Surf Advisory until 5 p.m. Monday for the Georgia beaches, Beaufort and Coastal Jasper, with waves of 4 to 6 feet.
The Coastal Flood Advisory there was cancelled Sunday morning, but another high tide cycle arrives this evening.
Source: NWS Charleston, SC on X
Gale Warnings on the Water
Altamaha Sound, Georgia, to Flagler Beach, Florida: Gale Warning until 2 a.m. Tuesday out to 60 nautical miles, with northeast winds of 25 to 35 knots, gusts to 40 knots and seas of 9 to 13 feet.
St. Augustine to Flagler Beach, 20 to 60 nautical miles: until 2 a.m. Wednesday, with winds of 25 to 30 knots and seas of 10 to 14 feet.
Flagler Beach to Sebastian Inlet, 0 to 20 nautical miles: until 2 a.m. Tuesday, with winds of 20 to 25 knots, gusts to 35 knots and seas of 8 to 13 feet.
Sebastian Inlet to Jupiter Inlet and farther offshore: until 2 a.m. Wednesday, with winds of 25 to 30 knots, gusts to 35 knots and seas of 10 to 15 feet.
Edisto Beach, South Carolina, to Altamaha Sound, Georgia: NWS Charleston has Gale Warnings out to 60 nautical miles, lasting until early Monday through early Tuesday.
Winds are 25 to 35 knots, gusting to 40 knots, with seas of 6 to 14 feet.
Offshore: the Ocean Prediction Center has a Gale Warning from Cape Fear to 31N, out to 1000 fathoms.
Northeast winds of 25 to 35 knots build seas to 10 to 17 feet today, and seas stay at 11 to 17 feet tonight.
Winds ease to 15 to 25 knots by Tuesday.
Strong winds could capsize or damage vessels and reduce visibility.
Winds and Rain on Land
NWS Melbourne expects northeast winds of 15 to 25 mph with frequent gusts to 25 to 35 mph, highest at the coast.
Onshore showers continue through the day and evening.
A Flood Advisory covered east central St. Lucie County this morning, with 1 to 2.5 inches of rain already fallen and another 1 to 3 inches possible.
Stay Safe
Do not drive around barricades or through water of unknown depth.
Stay out of the water. Rip currents can sweep even the best swimmers away from shore.
If caught in a rip current, relax and float, and swim parallel to the shoreline.
Mariners should stay in port or seek safe harbor.
Local forecasts and alerts: NWS Jacksonville, NWS Melbourne and NWS Charleston.
