Alert archive / South Carolina / Lake Wind Advisories in 2021

Lake Wind Advisory 13, NWS Charleston, SC

November 22, 2021Berkeley County, South Carolina

NWS Charleston, SC issued this lake wind advisory at Nov 22, 2021, 3:06 PM EST for Berkeley County, South Carolina. It took effect at Nov 22, 2021, 4:00 PM EST. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Nov 22, 2021, 3:06 PM EST (20:06 UTC)
In effect from
Nov 22, 2021, 4:00 PM EST
Expired
Nov 23, 2021, 11:00 AM EST
In force
19 hr
Issued by
NWS Charleston, SC

County Berkeley County, SC

The radar

The Charleston,SC radar (KCLX), 118 km from the middle of the area, began a volume at 20:06 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 8.1 hours before the alert went out and 33 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Charleston AFB, SC at 12:00Z on 2021-11-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 12:00Z on 2021-11-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
8 J/kg
Mixed-layer CIN
-81 J/kg
Mixed-layer LCL
993 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

338 
WWUS72 KCHS 222006
NPWCHS

URGENT - WEATHER MESSAGE
National Weather Service Charleston SC
306 PM EST Mon Nov 22 2021

SCZ045-230415-
/O.NEW.KCHS.LW.Y.0013.211122T2100Z-211123T1600Z/
/O.CON.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
Inland Berkeley-
Including the cities of Goose Creek and Moncks Corner
306 PM EST Mon Nov 22 2021

...LAKE WIND ADVISORY IN EFFECT UNTIL 11 AM EST TUESDAY FOR LAKE
MOULTRIE...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...For the Lake Wind Advisory, north winds 15 to 20 knots
  with gusts up to 25 knots and waves up to 2 feet expected. For 
  the Freeze Watch, sub- freezing temperatures as low as 26 to 31 
  expected.

* WHERE...Inland Berkeley County.

* WHEN...For the Lake Wind Advisory, until 11 AM EST Tuesday. 
  For the Freeze Watch, from late Tuesday night through 
  Wednesday morning.

* IMPACTS...Strong winds and rough waves on Lake Moultrie will 
  create hazardous conditions for small craft. Frost and freeze 
  conditions could kill crops, other sensitive vegetation and 
  possibly damage unprotected outdoor plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are
  also likely Tuesday night and Wednesday morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters on Lake Moultrie should use extra caution since strong
winds and rough waves can overturn small craft.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

GAZ087-088-099>101-114>116-118-137-138-140-SCZ040-042>044-047>052-
230415-
/O.CON.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-
Inland Bryan-Inland Chatham-Long-Inland Liberty-Inland McIntosh-
Allendale-Hampton-Inland Colleton-Dorchester-Inland Jasper-
Beaufort-Coastal Colleton-Charleston-Coastal Jasper-
Tidal Berkeley-
Including the cities of Millen, Sylvania, Metter, Statesboro, 
Rincon, Springfield, Reidsville, Claxton, Pembroke, 
Richmond Hill, Garden City, Pooler, Savannah, Ludowici, 
Hinesville, Fort Stewart, Townsend, Allendale, Hampton, Yemassee,
Walterboro, Saint George, Summerville, Ridgeland, Beaufort, 
Hilton Head Island, Edisto Beach, Charleston, North Charleston, 
Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island
306 PM EST Mon Nov 22 2021

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...Sub-freezing temperatures ranging from the mid to upper 
  20s well inland to around freezing away from coastal areas.

* WHERE...In South Carolina, Allendale County. In Georgia, 
  Candler, Tattnall, Evans, Screven, Jenkins and Bulloch 
  Counties.

* WHEN...From late Tuesday night through Wednesday morning.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are
  also likely away from the coast Tuesday night and Wednesday
  morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$
6 follow-up statements
028 
WWUS72 KCHS 230001
NPWCHS

URGENT - WEATHER MESSAGE
National Weather Service Charleston SC
701 PM EST Mon Nov 22 2021

SCZ045-230815-
/O.CON.KCHS.LW.Y.0013.000000T0000Z-211123T1600Z/
/O.CON.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
Inland Berkeley-
Including the cities of Goose Creek and Moncks Corner
701 PM EST Mon Nov 22 2021

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST TUESDAY
FOR LAKE MOULTRIE...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...For the Lake Wind Advisory, north winds 10 to 15 knots
  with gusts up to 25 knots and waves up to 2 feet. For the Freeze
  Watch, sub-freezing temperatures as low as 26-31.

* WHERE...Inland Berkeley County.

* WHEN...For the Lake Wind Advisory, until 11 AM EST Tuesday. 
  For the Freeze Watch, from late Tuesday night through 
  Wednesday morning.

* IMPACTS...Strong winds and rough waves on Lake Moultrie will 
  create hazardous conditions for small craft. Frost and freeze 
  conditions could kill crops, other sensitive vegetation and 
  possibly damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters on Lake Moultrie should use extra caution since strong
winds and rough waves can overturn small craft.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

GAZ087-088-099>101-114>116-118-137-138-140-SCZ040-042>044-047>052-
230815-
/O.CON.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-
Inland Bryan-Inland Chatham-Long-Inland Liberty-Inland McIntosh-
Allendale-Hampton-Inland Colleton-Dorchester-Inland Jasper-
Beaufort-Coastal Colleton-Charleston-Coastal Jasper-
Tidal Berkeley-
Including the cities of Millen, Sylvania, Metter, Statesboro, 
Rincon, Springfield, Reidsville, Claxton, Pembroke, 
Richmond Hill, Garden City, Pooler, Savannah, Ludowici, 
Hinesville, Fort Stewart, Townsend, Allendale, Hampton, Yemassee,
Walterboro, Saint George, Summerville, Ridgeland, Beaufort, 
Hilton Head Island, Edisto Beach, Charleston, North Charleston, 
Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island
701 PM EST Mon Nov 22 2021

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...Sub-freezing temperatures ranging from the mid to upper 
  20s well inland to around freezing away from coastal areas.

* WHERE...Portions of southeast South Carolina and southeast 
  Georgia.

* WHEN...From late Tuesday night through Wednesday morning.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$
524 
WWUS72 KCHS 230301
NPWCHS

URGENT - WEATHER MESSAGE
National Weather Service Charleston SC
1001 PM EST Mon Nov 22 2021

SCZ045-231115-
/O.CON.KCHS.LW.Y.0013.000000T0000Z-211123T1600Z/
/O.CON.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
Inland Berkeley-
Including the cities of Goose Creek and Moncks Corner
1001 PM EST Mon Nov 22 2021

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST TUESDAY
FOR LAKE MOULTRIE...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...For the Lake Wind Advisory, north winds 10 to 15 knots 
  with gusts up to 25 knots. For the Freeze Watch, sub-freezing 
  temperatures as low as 27 possible.

* WHERE...Inland Berkeley County.

* WHEN...For the Lake Wind Advisory, until 11 AM EST Tuesday. 
  For the Freeze Watch, from late Tuesday night through 
  Wednesday morning.

* IMPACTS...Strong winds and rough waves on Lake Moultrie will 
  create hazardous conditions for small craft. Frost and freeze 
  conditions could kill crops, other sensitive vegetation and 
  possibly damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters on Lake Moultrie should use extra caution since strong
winds and rough waves can overturn small craft.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

GAZ087-088-099>101-114>116-118-137-138-140-SCZ040-042>044-047>052-
231115-
/O.CON.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-
Inland Bryan-Inland Chatham-Long-Inland Liberty-Inland McIntosh-
Allendale-Hampton-Inland Colleton-Dorchester-Inland Jasper-
Beaufort-Coastal Colleton-Charleston-Coastal Jasper-
Tidal Berkeley-
Including the cities of Millen, Sylvania, Metter, Statesboro, 
Rincon, Springfield, Reidsville, Claxton, Pembroke, 
Richmond Hill, Garden City, Pooler, Savannah, Ludowici, 
Hinesville, Fort Stewart, Townsend, Allendale, Hampton, Yemassee,
Walterboro, Saint George, Summerville, Ridgeland, Beaufort, 
Hilton Head Island, Edisto Beach, Charleston, North Charleston, 
Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island
1001 PM EST Mon Nov 22 2021

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...Sub-freezing temperatures as low as 28 possible.

* WHERE...Portions of southeast South Carolina and southeast 
  Georgia.

* WHEN...From late Tuesday night through Wednesday morning.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$
989 
WWUS72 KCHS 230424
NPWCHS

URGENT - WEATHER MESSAGE
National Weather Service Charleston SC
1124 PM EST Mon Nov 22 2021

SCZ045-231230-
/O.CON.KCHS.LW.Y.0013.000000T0000Z-211123T1600Z/
/O.CON.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
Inland Berkeley-
Including the cities of Goose Creek and Moncks Corner
1124 PM EST Mon Nov 22 2021

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST TUESDAY
FOR LAKE MOULTRIE...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...For the Lake Wind Advisory, north winds 15 to 20 knots
  with gusts up to 25 knots and waves up to 2 feet expected. For 
  the Freeze Watch, sub- freezing temperatures as low as 26 to 31 
  expected.

* WHERE...Inland Berkeley County.

* WHEN...For the Lake Wind Advisory, until 11 AM EST Tuesday. 
  For the Freeze Watch, from late Tuesday night through 
  Wednesday morning.

* IMPACTS...Strong winds and rough waves on Lake Moultrie will 
  create hazardous conditions for small craft. Frost and freeze 
  conditions could kill crops, other sensitive vegetation and 
  possibly damage unprotected outdoor plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are
  also likely Tuesday night and Wednesday morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters on Lake Moultrie should use extra caution since strong
winds and rough waves can overturn small craft.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

GAZ087-088-099>101-114>116-118-137-138-140-SCZ040-042>044-047>052-
231230-
/O.CON.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-
Inland Bryan-Inland Chatham-Long-Inland Liberty-Inland McIntosh-
Allendale-Hampton-Inland Colleton-Dorchester-Inland Jasper-
Beaufort-Coastal Colleton-Charleston-Coastal Jasper-
Tidal Berkeley-
Including the cities of Millen, Sylvania, Metter, Statesboro, 
Rincon, Springfield, Reidsville, Claxton, Pembroke, 
Richmond Hill, Garden City, Pooler, Savannah, Ludowici, 
Hinesville, Fort Stewart, Townsend, Allendale, Hampton, Yemassee,
Walterboro, Saint George, Summerville, Ridgeland, Beaufort, 
Hilton Head Island, Edisto Beach, Charleston, North Charleston, 
Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island
1124 PM EST Mon Nov 22 2021

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...Sub-freezing temperatures ranging from the mid to upper 
  20s well inland to around freezing away from coastal areas.

* WHERE...Portions of southeast South Carolina and southeast 
  Georgia.

* WHEN...From late Tuesday night through Wednesday morning.

* IMPACTS...Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are
  also likely away from the coast Tuesday night and Wednesday
  morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$
969 
WWUS72 KCHS 230807
NPWCHS

URGENT - WEATHER MESSAGE
National Weather Service Charleston SC
307 AM EST Tue Nov 23 2021

SCZ045-231615-
/O.UPG.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
/O.NEW.KCHS.FZ.W.0005.211124T0300Z-211124T1400Z/
/O.CON.KCHS.LW.Y.0013.000000T0000Z-211123T1600Z/
Inland Berkeley-
Including the cities of Goose Creek and Moncks Corner
307 AM EST Tue Nov 23 2021

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS
MORNING FOR LAKE MOULTRIE...
...FREEZE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EST
WEDNESDAY...

* WHAT...For the Freeze Warning, sub-freezing temperatures 
  ranging from the mid to upper 20s well inland to around freezing
  away from coastal areas. For the Lake Wind Advisory, north 
  winds 15 to 20 knots with gusts up to 25 knots and wave 1 to 2 
  feet.

* WHERE...Inland Berkeley County.

* WHEN...For the Freeze Warning, from 10 PM this evening to 9 AM 
  EST Wednesday. For the Lake Wind Advisory, until 11 AM EST 
  this morning.

* IMPACTS...Strong winds and rough waves on Lake Moultrie will 
  create hazardous conditions for small craft. Frost and freeze 
  conditions will kill crops, other sensitive vegetation and 
  possibly damage unprotected outdoor plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are
  also likely away from the coast .

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters on Lake Moultrie should use extra caution since strong
winds and rough waves can overturn small craft.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

GAZ087-088-099>101-114>116-118-137-138-140-SCZ040-042>044-047>052-
231615-
/O.UPG.KCHS.FZ.A.0003.211124T0500Z-211124T1400Z/
/O.NEW.KCHS.FZ.W.0005.211124T0300Z-211124T1400Z/
Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-
Inland Bryan-Inland Chatham-Long-Inland Liberty-Inland McIntosh-
Allendale-Hampton-Inland Colleton-Dorchester-Inland Jasper-
Beaufort-Coastal Colleton-Charleston-Coastal Jasper-
Tidal Berkeley-
Including the cities of Millen, Sylvania, Metter, Statesboro, 
Rincon, Springfield, Reidsville, Claxton, Pembroke, 
Richmond Hill, Garden City, Pooler, Savannah, Ludowici, 
Hinesville, Fort Stewart, Townsend, Allendale, Hampton, Yemassee,
Walterboro, Saint George, Summerville, Ridgeland, Beaufort, 
Hilton Head Island, Edisto Beach, Charleston, North Charleston, 
Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island
307 AM EST Tue Nov 23 2021

...FREEZE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EST
WEDNESDAY...

* WHAT...Sub-freezing temperatures ranging from the mid to upper 
  20s well inland to around freezing away from coastal areas.

* WHERE...Portions of southeast South Carolina and southeast 
  Georgia.

* WHEN...From 10 PM this evening to 9 AM EST Wednesday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are
  also likely away from the coast Tuesday night and Wednesday
  morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$
380 
WWUS72 KCHS 231051
NPWCHS

URGENT - WEATHER MESSAGE
National Weather Service Charleston SC
551 AM EST Tue Nov 23 2021

SCZ045-231900-
/O.CON.KCHS.FZ.W.0005.211124T0300Z-211124T1400Z/
/O.CON.KCHS.LW.Y.0013.000000T0000Z-211123T1600Z/
Inland Berkeley-
Including the cities of Goose Creek and Moncks Corner
551 AM EST Tue Nov 23 2021

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST THIS
MORNING FOR LAKE MOULTRIE...
...FREEZE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
9 AM EST WEDNESDAY...

* WHAT...For the Freeze Warning, sub-freezing temperatures 
  ranging from the mid to upper 20s well inland to around 
  freezing away from coastal areas. For the Lake Wind Advisory, 
  north winds 15 to 20 knots with gusts up to 25 knots and wave 
  1 to 2 feet.

* WHERE...Inland Berkeley County.

* WHEN...For the Freeze Warning, from 10 PM this evening to 9 AM 
  EST Wednesday. For the Lake Wind Advisory, until 11 AM EST 
  this morning.

* IMPACTS...Strong winds and rough waves on Lake Moultrie will 
  create hazardous conditions for small craft. Frost and freeze 
  conditions will kill crops, other sensitive vegetation and 
  possibly damage unprotected outdoor plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are
  also likely away from the coast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters on Lake Moultrie should use extra caution since strong
winds and rough waves can overturn small craft.

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

GAZ087-088-099>101-114>116-118-137-138-140-SCZ040-042>044-047>052-
231900-
/O.CON.KCHS.FZ.W.0005.211124T0300Z-211124T1400Z/
Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-
Inland Bryan-Inland Chatham-Long-Inland Liberty-Inland McIntosh-
Allendale-Hampton-Inland Colleton-Dorchester-Inland Jasper-
Beaufort-Coastal Colleton-Charleston-Coastal Jasper-
Tidal Berkeley-
Including the cities of Millen, Sylvania, Metter, Statesboro, 
Rincon, Springfield, Reidsville, Claxton, Pembroke, 
Richmond Hill, Garden City, Pooler, Savannah, Ludowici, 
Hinesville, Fort Stewart, Townsend, Allendale, Hampton, Yemassee,
Walterboro, Saint George, Summerville, Ridgeland, Beaufort, 
Hilton Head Island, Edisto Beach, Charleston, North Charleston, 
Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island
551 AM EST Tue Nov 23 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
9 AM EST WEDNESDAY...

* WHAT...Sub-freezing temperatures ranging from the mid to upper 
  20s well inland to around freezing away from coastal areas.

* WHERE...Portions of southeast South Carolina and southeast 
  Georgia.

* WHEN...From 10 PM this evening to 9 AM EST Wednesday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are
  also likely away from the coast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$
549 
WWUS72 KCHS 231549
NPWCHS

URGENT - WEATHER MESSAGE
National Weather Service Charleston SC
1049 AM EST Tue Nov 23 2021

SCZ045-240000-
/O.EXP.KCHS.LW.Y.0013.000000T0000Z-211123T1600Z/
/O.CON.KCHS.FZ.W.0005.211124T0300Z-211124T1400Z/
Inland Berkeley-
Including the cities of Goose Creek and Moncks Corner
1049 AM EST Tue Nov 23 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
9 AM EST WEDNESDAY...
...LAKE WIND ADVISORY WILL EXPIRE AT 11 AM EST THIS MORNING FOR
LAKE MOULTRIE...

* WHAT...Sub-freezing temperatures as low as 24 to 28 expected
  away from Lake Moultrie.

* WHERE...Inland Berkeley County.

* WHEN...For the Freeze Warning, from 10 PM this evening to 9 AM
  EST Wednesday. 

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are
  also likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

GAZ087-088-099>101-114>116-118-137-138-140-SCZ040-042>044-047>052-
240000-
/O.CON.KCHS.FZ.W.0005.211124T0300Z-211124T1400Z/
Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-
Inland Bryan-Inland Chatham-Long-Inland Liberty-Inland McIntosh-
Allendale-Hampton-Inland Colleton-Dorchester-Inland Jasper-
Beaufort-Coastal Colleton-Charleston-Coastal Jasper-
Tidal Berkeley-
Including the cities of Millen, Sylvania, Metter, Statesboro, 
Rincon, Springfield, Reidsville, Claxton, Pembroke, 
Richmond Hill, Garden City, Pooler, Savannah, Ludowici, 
Hinesville, Fort Stewart, Townsend, Allendale, Hampton, Yemassee,
Walterboro, Saint George, Summerville, Ridgeland, Beaufort, 
Hilton Head Island, Edisto Beach, Charleston, North Charleston, 
Mount Pleasant, Levy, Chelsea, Jasper, and Daniel Island
1049 AM EST Tue Nov 23 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
9 AM EST WEDNESDAY...

* WHAT...Sub-freezing temperatures ranging from the mid to upper 
  20s well inland to around freezing away from coastal areas.

* WHERE...Portions of southeast South Carolina and southeast 
  Georgia.

* WHEN...From 10 PM this evening to 9 AM EST Wednesday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Areas of frost and widespread frost are 
  also likely away from the coast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 21, 9:58 PM ESTSmall Craft AdvisoryCHS57 hr
Nov 22, 3:12 AM ESTGale WatchCHS12 hr
Nov 22, 3:15 AM ESTFreeze WatchCHSAllendale, Berkeley, Colleton, Dorchester, Hampton24 hr
Nov 22, 4:50 AM ESTDense Fog AdvisoryCHSBerkeley, Colleton, Dorchester, Hampton4 hr
Nov 22, 3:11 PM ESTGale WarningCHS20 hr

Nearby

Lake Wind Advisories in South Carolina, 2021Every lake wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.