Special Marine Warning for Coastal waters from South Santee River to Edisto Beach SC out 20 NM; Coastal waters from Edisto Beach SC to Savannah GA out 20 NM; Waters from South Santee River SC to Edisto Beach SC extending from 20 to 60 NM
Official alert fields
What you need to know
- Applies to
- Coastal waters from Edisto Beach SC to Savannah GA out 20 NM, Coastal waters from South Santee River to Edisto Beach SC out 20 NM, Waters from South Santee River SC to Edisto Beach SC extending from 20 to 60 NM
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
For the following areas... Waters from South Santee River to Edisto Beach out 60 NM... Coastal waters from Edisto Beach SC to Savannah GA out 20 NM... At 819 AM EDT, severe thunderstorms capable of producing waterspouts were located along a line from near Charleston Nearshore Reef to 7 NM northwest of Edisto...
What the bulletin says to do
Boaters should seek safe harbor immediately until these storms pass. Wind gusts 34 knots or greater, high waves, dangerous lightning, and heavy rain are possible with these storms. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately.
Full official description
Bulletin details
For the following areas... Waters from South Santee River to Edisto Beach out 60 NM... Coastal waters from Edisto Beach SC to Savannah GA out 20 NM... At 819 AM EDT, severe thunderstorms capable of producing waterspouts were located along a line from near Charleston Nearshore Reef to 7 NM northwest of Edisto Offshore Reef, moving northeast at 15 knots. HAZARD...Waterspouts and wind gusts to 34 knots. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Charleston Sixty, Joe Shuford Reef, Lowcountry Anglers, Charleston Nearshore Reef, Kiawah Reef, Capers Reef, N. Edisto Nearshore Reef, Edisto Sixty Reef, Capers Mid Shelf, Y-73 Reef, Edisto Forty Reef, Jimmy Leland Tug and Hunting Island Reef.
Lifecycle record
Official revisions
- Update
Special Marine Warning issued August 2 at 8:19AM EDT until August 2 at 9:30AM EDT by NWS Charleston SC
Official revision - Alert
Special Marine Warning issued August 2 at 7:36AM EDT until August 2 at 9:30AM EDT by NWS Charleston SC
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Charleston SC. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Update
- Last collected