Alert archive / South Carolina / Gale Warnings in 2021

Gale Warning 8, NWS Charleston, SC

June 20, 2021

NWS Charleston, SC issued this gale warning at Jun 20, 2021, 11:19 AM EDT. It took effect at Jun 20, 2021, 1:17 PM EDT. It was in force for 16 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 20, 2021, 11:19 AM EDT (15:19 UTC)
In effect from
Jun 20, 2021, 1:17 PM EDT
Expired
Jun 21, 2021, 5:00 AM EDT
In force
16 hr
Issued by
NWS Charleston, SC

The text

As transmitted.

879 
WHUS72 KCHS 201519
MWWCHS

URGENT - MARINE WEATHER MESSAGE
National Weather Service Charleston SC
1119 AM EDT Sun Jun 20 2021

AMZ374-202330-
/O.EXT.KCHS.SC.Y.0047.000000T0000Z-210621T1500Z/
/O.CAN.KCHS.GL.A.0006.210620T2300Z-210621T0900Z/
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1119 AM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT MONDAY...
...GALE WATCH IS CANCELLED...

* WHAT...Southwest winds 20 to 25 kt with gusts up to 30 kt and 
  seas 4 to 7 ft.

* WHERE...Savannah to Altamaha Sound from 20 to 60 NM.

* WHEN...Until 11 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ350-202330-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210620T2300Z/
/O.UPG.KCHS.GL.A.0006.210620T2300Z-210621T0900Z/
/O.NEW.KCHS.GL.W.0008.210620T2300Z-210621T0900Z/
Waters from South Santee River to Edisto Beach SC out 20 NM-
1119 AM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...
...GALE WARNING IN EFFECT FROM 7 PM THIS EVENING TO 5 AM EDT
MONDAY...

* WHAT...For the Gale Warning, southwest winds 25 to 30 kt with
  gusts up to 35 kt and seas 5 to 8 ft expected. For the Small
  Craft Advisory, south winds 20 kt with gusts up to 30 kt and 
  seas 4 to 7 ft.

* WHERE...South Santee River to Edisto Beach out 20 NM.

* WHEN...For the Gale Warning, from 7 PM this evening to 5 AM 
  EDT Monday. For the Small Craft Advisory, until 7 PM EDT this 
  evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ352-202330-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210620T2300Z/
/O.UPG.KCHS.GL.A.0006.210620T2300Z-210621T0900Z/
/O.NEW.KCHS.GL.W.0008.210620T2300Z-210621T0600Z/
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1119 AM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...
...GALE WARNING IN EFFECT FROM 7 PM THIS EVENING TO 2 AM EDT
MONDAY...

* WHAT...For the Gale Warning, southwest winds 25 to 30 kt with 
  gusts up to 35 kt and seas 5 to 7 ft expected. For the Small 
  Craft Advisory, southwest winds 20 to 25 kt with gusts up to 30 
  kt and seas 4 to 7 ft.

* WHERE...Edisto Beach to Savannah out 20 NM.

* WHEN...For the Gale Warning, from 7 PM this evening to 2 AM 
  EDT Monday. For the Small Craft Advisory, until 7 PM EDT this 
  evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ330-202330-
/O.EXT.KCHS.SC.Y.0047.000000T0000Z-210620T2300Z/
/O.NEW.KCHS.GL.W.0008.210620T2300Z-210621T0900Z/
Charleston Harbor-
1119 AM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EDT THIS
EVENING...
...GALE WARNING IN EFFECT FROM 7 PM THIS EVENING TO 5 AM EDT
MONDAY...

* WHAT...For the Gale Warning, southwest winds 20 to 25 kt with 
  gusts up to 35 kt and waves 2 to 3 feet expected. For the 
  Small Craft Advisory, south winds around 20 kt with gusts up 
  to 30 kt and waves 1 to 2 feet.

* WHERE...Charleston Harbor.

* WHEN...For the Gale Warning, from 7 PM this evening to 5 AM 
  EDT Monday. For the Small Craft Advisory, until 7 PM EDT this 
  evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ354-202330-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T0900Z/
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1119 AM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT MONDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 3 to 6 ft.

* WHERE...Savannah to Altamaha Sound out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
6 follow-up statements
822 
WHUS72 KCHS 201717
MWWCHS

URGENT - MARINE WEATHER MESSAGE
National Weather Service Charleston SC
117 PM EDT Sun Jun 20 2021

AMZ330-210130-
/O.CAN.KCHS.SC.Y.0047.000000T0000Z-210620T2300Z/
/O.EXT.KCHS.GL.W.0008.210620T1717Z-210621T0900Z/
Charleston Harbor-
117 PM EDT Sun Jun 20 2021

...GALE WARNING NOW IN EFFECT UNTIL 5 AM EDT MONDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Southwest winds 20 to 25 kt with gusts up to 35 kt and 
  waves 2 to 3 feet.

* WHERE...Charleston Harbor.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ352-210130-
/O.CAN.KCHS.SC.Y.0047.000000T0000Z-210620T2300Z/
/O.EXT.KCHS.GL.W.0008.210620T1717Z-210621T0600Z/
Waters from Edisto Beach SC to Savannah GA out 20 NM-
117 PM EDT Sun Jun 20 2021

...GALE WARNING NOW IN EFFECT UNTIL 2 AM EDT MONDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Southwest winds 20 to 25 kt with gusts up to 35 kt and 
  seas 4 to 7 ft.

* WHERE...Edisto Beach to Savannah out 20 NM.

* WHEN...Until 2 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ350-210130-
/O.CAN.KCHS.SC.Y.0047.000000T0000Z-210620T2300Z/
/O.EXT.KCHS.GL.W.0008.210620T1717Z-210621T0900Z/
Waters from South Santee River to Edisto Beach SC out 20 NM-
117 PM EDT Sun Jun 20 2021

...GALE WARNING NOW IN EFFECT UNTIL 5 AM EDT MONDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and 
  seas 5 to 8 ft.

* WHERE...South Santee River to Edisto Beach out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ354-210130-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T0900Z/
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
117 PM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT MONDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 3 to 6 ft.

* WHERE...Savannah to Altamaha Sound out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ374-210130-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T1500Z/
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
117 PM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT
MONDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 4 to 7 ft.

* WHERE...Savannah to Altamaha Sound from 20 to 60 NM.

* WHEN...Until 11 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
453 
WHUS72 KCHS 202059
MWWCHS

URGENT - MARINE WEATHER MESSAGE
National Weather Service Charleston SC
459 PM EDT Sun Jun 20 2021

AMZ330-210500-
/O.CON.KCHS.GL.W.0008.000000T0000Z-210621T0900Z/
Charleston Harbor-
459 PM EDT Sun Jun 20 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 5 AM EDT MONDAY...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and 
  waves 2 to 4 feet.

* WHERE...Charleston Harbor.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ350-210500-
/O.CON.KCHS.GL.W.0008.000000T0000Z-210621T0900Z/
Waters from South Santee River to Edisto Beach SC out 20 NM-
459 PM EDT Sun Jun 20 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 5 AM EDT MONDAY...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and 
  seas 5 to 7 ft.

* WHERE...South Santee River to Edisto Beach out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ352-210500-
/O.CON.KCHS.GL.W.0008.000000T0000Z-210621T0600Z/
Waters from Edisto Beach SC to Savannah GA out 20 NM-
459 PM EDT Sun Jun 20 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT MONDAY...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and 
  seas 4 to 7 ft.

* WHERE...Edisto Beach to Savannah out 20 NM.

* WHEN...Until 2 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ354-210500-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T0900Z/
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
459 PM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT MONDAY...

* WHAT...Southwest winds 20 to 25 kt with gusts to 30 kt and seas
  4 to 6 ft.

* WHERE...Savannah to Altamaha Sound out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ374-210500-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T1500Z/
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
459 PM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT
MONDAY...

* WHAT...Southwest winds 20 to 25 kt with gusts up to 30 kt and 
  seas 4 to 6 ft.

* WHERE...Savannah to Altamaha Sound from 20 to 60 NM.

* WHEN...Until 11 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
100 
WHUS72 KCHS 210251
MWWCHS

URGENT - MARINE WEATHER MESSAGE
National Weather Service Charleston SC
1051 PM EDT Sun Jun 20 2021

AMZ330-210900-
/O.CON.KCHS.GL.W.0008.000000T0000Z-210621T0900Z/
Charleston Harbor-
1051 PM EDT Sun Jun 20 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 5 AM EDT MONDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 35 kt and 
  waves 2 to 3 feet.

* WHERE...Charleston Harbor.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ350-210900-
/O.CON.KCHS.GL.W.0008.000000T0000Z-210621T0900Z/
Waters from South Santee River to Edisto Beach SC out 20 NM-
1051 PM EDT Sun Jun 20 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 5 AM EDT MONDAY...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and 
  seas 5 to 7 ft.

* WHERE...South Santee River to Edisto Beach out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ352-210600-
/O.CON.KCHS.GL.W.0008.000000T0000Z-210621T0600Z/
Waters from Edisto Beach SC to Savannah GA out 20 NM-
1051 PM EDT Sun Jun 20 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EDT MONDAY...

* WHAT...West winds 20 to 30 kt with gusts up to 35 kt and seas 
  4 to 6 ft.

* WHERE...Edisto Beach to Savannah out 20 NM.

* WHEN...Until 2 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ354-210900-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T0900Z/
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
1051 PM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT MONDAY...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and 
  seas 3 to 5 ft.

* WHERE...Savannah to Altamaha Sound out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ374-211100-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T1500Z/
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1051 PM EDT Sun Jun 20 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT
MONDAY...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and 
  seas 3 to 6 ft.

* WHERE...Savannah to Altamaha Sound from 20 to 60 NM.

* WHEN...Until 11 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
580 
WHUS72 KCHS 210520
MWWCHS

URGENT - MARINE WEATHER MESSAGE
National Weather Service Charleston SC
120 AM EDT Mon Jun 21 2021

AMZ330-211200-
/O.CAN.KCHS.GL.W.0008.000000T0000Z-210621T0900Z/
/O.EXB.KCHS.SC.Y.0047.000000T0000Z-210621T1200Z/
Charleston Harbor-
120 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...GALE WARNING IS CANCELLED...

* WHAT...Southwest winds 15 to 20 kt with gusts up to 25 kt and
  waves 1 to 2 feet.

* WHERE...Charleston Harbor.

* WHEN...Until 8 AM EDT this morning.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ352-211200-
/O.CAN.KCHS.GL.W.0008.000000T0000Z-210621T0600Z/
/O.EXB.KCHS.SC.Y.0047.000000T0000Z-210621T1200Z/
Waters from Edisto Beach SC to Savannah GA out 20 NM-
120 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...GALE WARNING IS CANCELLED...

* WHAT...Southwest winds 20 to 30 kt and seas 3 to 6 ft.

* WHERE...Edisto Beach to Savannah out 20 NM.

* WHEN...Until 8 AM EDT this morning.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ350-210900-
/O.CON.KCHS.GL.W.0008.000000T0000Z-210621T0900Z/
Waters from South Santee River to Edisto Beach SC out 20 NM-
120 AM EDT Mon Jun 21 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 5 AM EDT EARLY THIS
MORNING...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and 
  seas 5 to 7 ft.

* WHERE...South Santee River to Edisto Beach out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ354-210900-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T0900Z/
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
120 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT EARLY
THIS MORNING...

* WHAT...Southwest winds 20 to 25 kt with gusts up to 30 kt and 
  seas 3 to 5 ft.

* WHERE...Savannah to Altamaha Sound out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ374-211330-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T1500Z/
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
120 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

* WHAT...Southwest winds 20 to 30 kt with gusts up to 35 kt and 
  seas 3 to 6 ft.

* WHERE...Savannah to Altamaha Sound from 20 to 60 NM.

* WHEN...Until 11 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
861 
WHUS72 KCHS 210723
MWWCHS

URGENT - MARINE WEATHER MESSAGE
National Weather Service Charleston SC
323 AM EDT Mon Jun 21 2021

AMZ350-210900-
/O.CON.KCHS.GL.W.0008.000000T0000Z-210621T0900Z/
Waters from South Santee River to Edisto Beach SC out 20 NM-
323 AM EDT Mon Jun 21 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 5 AM EDT EARLY THIS
MORNING...

* WHAT...Southwest winds 20 to 25 kt with gusts up to 35 kt and 
  seas 5 to 7 ft.

* WHERE...South Santee River to Edisto Beach out 20 NM.

* WHEN...Until 5 AM EDT Monday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

AMZ330-211530-
/O.EXT.KCHS.SC.Y.0047.000000T0000Z-210622T0200Z/
Charleston Harbor-
323 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* WHAT...Southwest and west winds 15 to 20 kt with gusts up to 25
  kt and waves 1 to 2 feet.

* WHERE...Charleston Harbor.

* WHEN...Until 10 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ352-211500-
/O.EXT.KCHS.SC.Y.0047.000000T0000Z-210621T1500Z/
Waters from Edisto Beach SC to Savannah GA out 20 NM-
323 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

* WHAT...Southwest winds 20 to 25 kt and seas 3 to 6 ft.

* WHERE...Edisto Beach to Savannah out 20 NM.

* WHEN...Until 11 AM EDT this morning.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ354-211200-
/O.EXT.KCHS.SC.Y.0047.000000T0000Z-210621T1200Z/
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
323 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT THIS
MORNING...

* WHAT...Southwest winds 20 to 25 kt and seas 3 to 5 ft.

* WHERE...Savannah to Altamaha Sound out 20 NM.

* WHEN...Until 8 AM EDT this morning.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ374-211500-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T1500Z/
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
323 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

* WHAT...Southwest winds 20 to 25 kt and seas 4 to 6 ft.

* WHERE...Savannah to Altamaha Sound from 20 to 60 NM.

* WHEN...Until 11 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
672 
WHUS72 KCHS 210851
MWWCHS

URGENT - MARINE WEATHER MESSAGE
National Weather Service Charleston SC
451 AM EDT Mon Jun 21 2021

AMZ350-211500-
/O.EXP.KCHS.GL.W.0008.000000T0000Z-210621T0900Z/
/O.EXB.KCHS.SC.Y.0047.210621T0900Z-210621T1500Z/
Waters from South Santee River to Edisto Beach SC out 20 NM-
451 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING...
...GALE WARNING WILL EXPIRE AT 5 AM EDT EARLY THIS MORNING...

* WHAT...Southwest and west winds 20 to 25 kt with gusts up to 30
  kt and seas 3 to 6 ft expected.

* WHERE...South Santee River to Edisto Beach out 20 NM.

* WHEN...Until 11 AM EDT this morning.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ330-211700-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210622T0200Z/
Charleston Harbor-
451 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* WHAT...Southwest and west winds 15 to 20 kt with gusts up to 
  25 kt and waves 1 to 2 feet.

* WHERE...Charleston Harbor.

* WHEN...Until 10 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ352-211500-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T1500Z/
Waters from Edisto Beach SC to Savannah GA out 20 NM-
451 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

* WHAT...Southwest winds 20 to 25 kt and seas 3 to 6 ft.

* WHERE...Edisto Beach to Savannah out 20 NM.

* WHEN...Until 11 AM EDT this morning.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ354-211200-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T1200Z/
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
451 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS
MORNING...

* WHAT...Southwest winds 20 to 25 kt and seas 3 to 5 ft.

* WHERE...Savannah to Altamaha Sound out 20 NM.

* WHEN...Until 8 AM EDT this morning.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

AMZ374-211500-
/O.CON.KCHS.SC.Y.0047.000000T0000Z-210621T1500Z/
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
451 AM EDT Mon Jun 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

* WHAT...Southwest winds 20 to 25 kt and seas 4 to 6 ft.

* WHERE...Savannah to Altamaha Sound from 20 to 60 NM.

* WHEN...Until 11 AM EDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 20, 2:58 AM EDTFlash Flood WatchCHSAllendale, Berkeley, Colleton, Dorchester, Hampton24 hr
Jun 20, 1:30 PM EDTLake Wind AdvisoryCHSBerkeley14 hr
Jun 20, 4:36 PM EDTSpecial Weather StatementCHSColleton24 min
Jun 20, 4:54 PM EDTSpecial Weather StatementCHSColleton, Dorchester36 min
Jun 20, 6:01 PM EDTSpecial Weather StatementCHSBerkeley29 min
Jun 20, 6:30 PM EDTSpecial Weather StatementCHSBerkeley30 min
Jun 20, 6:50 PM EDTSpecial Weather StatementCHSBerkeley25 min
Jun 20, 2:06 PM EDTSpecial Weather StatementCHSBulloch, Candler, Jenkins, Screven24 min
Jun 20, 2:29 PM EDTSpecial Weather StatementCHSBulloch, Candler, Evans, Screven31 min
Jun 20, 2:59 PM EDTSpecial Weather StatementCHSBulloch, Evans, Screven31 min
Jun 20, 3:28 PM EDTSpecial Weather StatementCHSBulloch32 min

Nearby

Gale Warnings in South Carolina, 2021Every gale warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.