Alert archive / South Carolina / Beach Hazards Statements in 2021

Beach Hazards Statement 20, NWS Wilmington, NC

June 24, 2021Georgetown County, Horry County, South Carolina; New Hanover County, Pender County, North Carolina

NWS Wilmington, NC issued this beach hazards statement at Jun 24, 2021, 4:45 AM EDT for Georgetown County, Horry County, South Carolina; New Hanover County, Pender County, North Carolina. It took effect at Jun 24, 2021, 6:00 AM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Jun 24, 2021, 4:45 AM EDT (08:45 UTC)
In effect from
Jun 24, 2021, 6:00 AM EDT
Expired
Jun 24, 2021, 8:00 PM EDT
In force
14 hr
Issued by
NWS Wilmington, NC

Counties New Hanover County, NC, Pender County, NC, Georgetown County, SC, Horry County, SC

The radar

The Wilmington radar (KLTX), 7 km from the middle of the area, began a volume at 08:48 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

Newport, NC (KMHX), launched 00:00Z, 8.8 hours before the alert went out and 172 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, Newport, NC at 00:00Z on 2021-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Newport, NC at 00:00Z on 2021-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -76 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1443 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-76 m²/s²
0-3 km storm-relative helicity
5 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

816 
WHUS42 KILM 240845
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
445 AM EDT Thu Jun 24 2021

NCZ106-108-SCZ054-056-241800-
/O.NEW.KILM.BH.S.0020.210624T1000Z-210625T0000Z/
Coastal Pender-Coastal New Hanover-Coastal Horry-
Coastal Georgetown-
445 AM EDT Thu Jun 24 2021

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH THIS EVENING...

* WHAT...Strong north to south longshore current expected.

* WHERE...In South Carolina, Coastal Horry and Coastal 
  Georgetown Counties. In North Carolina, Coastal Pender and 
  Coastal New Hanover Counties.

* WHEN...Through this evening.

* IMPACTS...Longshore currents can sweep swimmers and surfers 
  into rip currents, piers, jetties, and other hazardous areas. 
  It may sweep swimmers off their feet, making it difficult to 
  return to shore.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Caution should be used when in or near the water. Check with
lifeguards before entering the ocean for possible hazards you may
be swept into.

&&

$$

21
3 follow-up statements
990 
WHUS42 KILM 241453
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
1053 AM EDT Thu Jun 24 2021

NCZ106-108-SCZ054-056-250000-
/O.CON.KILM.BH.S.0020.000000T0000Z-210625T0000Z/
Coastal Pender-Coastal New Hanover-Coastal Horry-
Coastal Georgetown-
1053 AM EDT Thu Jun 24 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* WHAT...Strong north to south longshore current.

* WHERE...In South Carolina, Coastal Horry and Coastal 
  Georgetown Counties. In North Carolina, Coastal Pender and 
  Coastal New Hanover Counties.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Longshore currents can sweep swimmers and surfers 
  into rip currents, piers, jetties, and other hazardous areas. 
  It may sweep swimmers off their feet, making it difficult to 
  return to shore.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Caution should be used when in or near the water. Check with
lifeguards before entering the ocean for possible hazards you may
be swept into.

&&

$$

21
439 
WHUS42 KILM 241701
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
101 PM EDT Thu Jun 24 2021

NCZ106-108-SCZ054-056-250000-
/O.NEW.KILM.CF.Y.0054.210624T2200Z-210625T0200Z/
/O.CON.KILM.BH.S.0020.000000T0000Z-210625T0000Z/
Coastal Pender-Coastal New Hanover-Coastal Horry-
Coastal Georgetown-
101 PM EDT Thu Jun 24 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...COASTAL FLOOD ADVISORY IN EFFECT FROM 6 PM TO 10 PM EDT THIS
EVENING...

* WHAT...For the Coastal Flood Advisory, up to one foot of
  inundation above ground level expected in low-lying areas near
  shorelines and tidal waterways. For the Beach Hazards Statement,
  Strong north to south longshore current.

* WHERE...In South Carolina, Coastal Horry and Coastal 
  Georgetown Counties. In North Carolina, Coastal Pender and 
  Coastal New Hanover Counties.

* WHEN...For the Coastal Flood Advisory, from 6 PM to 10 PM EDT 
  this evening. For the Beach Hazards Statement, until 8 PM EDT 
  this evening.

* IMPACTS...Low spots and susceptible roadways along tidal creeks
  and marshes may observe shallow flooding. Vulnerable causeways
  to and from local beaches could see water coverage. Low-lying
  roads and low spots bordering back bays and the Intracoastal
  Waterway may also observe flooding. This includes vulnerable
  residential areas to shallow coastal flooding. Longshore
  currents can sweep swimmers and surfers into rip currents,
  piers, jetties, and other hazardous areas. It may sweep swimmers
  off their feet, making it difficult to return to shore.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

Caution should be used when in or near the water. Check with
lifeguards before entering the ocean for possible hazards you may
be swept into.

&&

Time of high total tides are approximate to the nearest hour.

Springmaid Pier at Myrtle Beach
MLLW Categories - Minor 7.5 ft, Moderate 8.5 ft, Major 10.5 ft
MHHW Categories - Minor 1.9 ft, Moderate 2.9 ft, Major 4.9 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 24/08 PM     7.7        2.1        0.8        2      Minor    
 25/08 AM     5.3       -0.3        0.2        2       None    
 25/09 PM     6.9        1.3        0.2        2       None    
 26/09 AM     5.2       -0.4        0.1        2       None    
 26/10 PM     6.7        1.1        0.2        2       None    
 27/10 AM     5.2       -0.4        0.3        2       None

Mercer Pier at Wrightsville Beach
MLLW Categories - Minor 6.0 ft, Moderate 8.0 ft, Major 10.0 ft
MHHW Categories - Minor 1.5 ft, Moderate 3.5 ft, Major 5.5 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 24/08 PM     6.5        2.0        0.9        3      Minor    
 25/08 AM     4.5        0.0        0.5        2       None    
 25/09 PM     6.0        1.5        0.5        3      Minor    
 26/09 AM     4.6        0.1        0.6       2-3      None    
 26/10 PM     5.9        1.4        0.6        3       None    
 27/10 AM     4.5        0.0        0.6        2       None

&&

$$

NCZ110-250000-
/O.NEW.KILM.CF.Y.0054.210624T2200Z-210625T0200Z/
Coastal Brunswick-
101 PM EDT Thu Jun 24 2021

...COASTAL FLOOD ADVISORY IN EFFECT FROM 6 PM TO 10 PM EDT THIS
EVENING...

* WHAT...Up to one foot of inundation above ground level 
  expected in low-lying areas near shorelines and tidal 
  waterways.

* WHERE...Coastal Brunswick County.

* WHEN...From 6 PM to 10 PM EDT this evening.

* IMPACTS...Low spots and susceptible roadways along tidal 
  creeks and marshes may observe shallow flooding. Vulnerable 
  causeways to and from local beaches could see water coverage. 
  Low-lying roads and low spots bordering back bays and the 
  Intracoastal Waterway may also observe flooding. This includes 
  vulnerable residential areas to shallow coastal flooding.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

Time of high total tides are approximate to the nearest hour.

Mercer Pier at Wrightsville Beach
MLLW Categories - Minor 6.0 ft, Moderate 8.0 ft, Major 10.0 ft
MHHW Categories - Minor 1.5 ft, Moderate 3.5 ft, Major 5.5 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 24/08 PM     6.5        2.0        0.9        3      Minor    
 25/08 AM     4.5        0.0        0.5        2       None    
 25/09 PM     6.0        1.5        0.5        3      Minor    
 26/09 AM     4.6        0.1        0.6       2-3      None    
 26/10 PM     5.9        1.4        0.6        3       None    
 27/10 AM     4.5        0.0        0.6        2       None

&&

$$

NCZ107-250000-
/O.NEW.KILM.CF.Y.0054.210625T0100Z-210625T0400Z/
Inland New Hanover-
101 PM EDT Thu Jun 24 2021

...COASTAL FLOOD ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO
MIDNIGHT EDT TONIGHT...

* WHAT...Up to one foot of inundation above ground level 
  expected in low-lying areas near shorelines and tidal 
  waterways.

* WHERE...The lower Cape Fear River including downtown 
  Wilmington.

* WHEN...From 9 PM this evening to midnight EDT tonight.

* IMPACTS...Water is six to 12 inches deep on the lowest parts of
  Battleship Road and USS North Carolina Road. Water begins to
  spread on to River Road about a quarter mile south of The Cape
  Boulevard. In downtown Wilmington, water covers more than a
  block of Water Street near Market Street with three to six
  inches of water just south of Market Street.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

Time of high total tides are approximate to the nearest hour.

Cape Fear River at Wilmington
MLLW Categories - Minor 5.5 ft, Moderate 6.7 ft, Major 10.0 ft
MHHW Categories - Minor 0.8 ft, Moderate 2.0 ft, Major 5.3 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 24/10 PM     6.0        1.3        0.7        1      Minor    
 25/11 AM     4.7        0.0        0.6        1       None    
 25/11 PM     5.8        1.1        0.6        1      Minor    
 26/12 PM     4.7        0.0        0.6        1       None    
 27/12 AM     5.6        0.9        0.6        1      Minor

&&

$$

19
307 
WHUS42 KILM 242351
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
751 PM EDT Thu Jun 24 2021

NCZ106-108-SCZ054-056-250200-
/O.EXP.KILM.BH.S.0020.000000T0000Z-210625T0000Z/
/O.CON.KILM.CF.Y.0054.000000T0000Z-210625T0200Z/
Coastal Pender-Coastal New Hanover-Coastal Horry-
Coastal Georgetown-
751 PM EDT Thu Jun 24 2021

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...
...BEACH HAZARDS STATEMENT WILL EXPIRE AT 8 PM EDT THIS EVENING...

* WHAT...Up to one foot of inundation above ground level in low- 
  lying areas near shorelines and tidal waterways.

* WHERE...In South Carolina, Coastal Horry and Coastal 
  Georgetown Counties. In North Carolina, Coastal Pender and 
  Coastal New Hanover Counties.

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

* IMPACTS...Low spots and susceptible roadways along tidal 
  creeks and marshes may observe shallow flooding. Vulnerable 
  causeways to and from local beaches could see water coverage. 
  Low-lying roads and low spots bordering back bays and the 
  Intracoastal Waterway may also observe flooding. This includes 
  vulnerable residential areas to shallow coastal flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

Time of high total tides are approximate to the nearest hour.

Springmaid Pier at Myrtle Beach
MLLW Categories - Minor 7.5 ft, Moderate 8.5 ft, Major 10.5 ft
MHHW Categories - Minor 1.9 ft, Moderate 2.9 ft, Major 4.9 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 24/08 PM     7.7        2.1        0.8        2      Minor    
 25/08 AM     5.3       -0.3        0.2        2       None    
 25/09 PM     6.9        1.3        0.2        2       None    
 26/09 AM     5.2       -0.4        0.1        2       None    
 26/10 PM     6.7        1.1        0.2        2       None    
 27/10 AM     5.2       -0.4        0.3        2       None

Mercer Pier at Wrightsville Beach
MLLW Categories - Minor 6.0 ft, Moderate 8.0 ft, Major 10.0 ft
MHHW Categories - Minor 1.5 ft, Moderate 3.5 ft, Major 5.5 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 24/08 PM     6.5        2.0        0.9        3      Minor    
 25/08 AM     4.5        0.0        0.5        2       None    
 25/09 PM     6.0        1.5        0.5        3      Minor    
 26/09 AM     4.6        0.1        0.6       2-3      None    
 26/10 PM     5.9        1.4        0.6        3       None    
 27/10 AM     4.5        0.0        0.6        3       None

&&

$$

NCZ110-250200-
/O.CON.KILM.CF.Y.0054.000000T0000Z-210625T0200Z/
Coastal Brunswick-
751 PM EDT Thu Jun 24 2021

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* WHAT...Up to one foot of inundation above ground level in low- 
  lying areas near shorelines and tidal waterways.

* WHERE...Coastal Brunswick County.

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

* IMPACTS...Low spots and susceptible roadways along tidal 
  creeks and marshes may observe shallow flooding. Vulnerable 
  causeways to and from local beaches could see water coverage. 
  Low-lying roads and low spots bordering back bays and the 
  Intracoastal Waterway may also observe flooding. This includes 
  vulnerable residential areas to shallow coastal flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

Time of high total tides are approximate to the nearest hour.

Mercer Pier at Wrightsville Beach
MLLW Categories - Minor 6.0 ft, Moderate 8.0 ft, Major 10.0 ft
MHHW Categories - Minor 1.5 ft, Moderate 3.5 ft, Major 5.5 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 24/08 PM     6.5        2.0        0.9        3      Minor    
 25/08 AM     4.5        0.0        0.5        2       None    
 25/09 PM     6.0        1.5        0.5        3      Minor    
 26/09 AM     4.6        0.1        0.6       2-3      None    
 26/10 PM     5.9        1.4        0.6        3       None    
 27/10 AM     4.5        0.0        0.6        3       None

&&

$$

NCZ107-250400-
/O.CON.KILM.CF.Y.0054.210625T0100Z-210625T0400Z/
Inland New Hanover-
751 PM EDT Thu Jun 24 2021

...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT ALONG THE CAPE FEAR RIVER...

* WHAT...Up to one foot of inundation above ground level 
  expected in low-lying areas near shorelines and tidal 
  waterways.

* WHERE...The lower Cape Fear River including downtown 
  Wilmington.

* WHEN...Until midnight EDT tonight.

* IMPACTS...Water is six to 12 inches deep on the lowest parts 
  of Battleship Road and USS North Carolina Road. Water begins 
  to spread on to River Road about a quarter mile south of The 
  Cape Boulevard. In downtown Wilmington, water covers more than 
  a block of Water Street near Market Street with three to six 
  inches of water just south of Market Street.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

Time of high total tides are approximate to the nearest hour.

Cape Fear River at Wilmington
MLLW Categories - Minor 5.5 ft, Moderate 6.7 ft, Major 10.0 ft
MHHW Categories - Minor 0.8 ft, Moderate 2.0 ft, Major 5.3 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 24/10 PM     6.0        1.3        0.7        1      Minor    
 25/11 AM     4.7        0.0        0.6        1       None    
 25/11 PM     5.8        1.1        0.6        1      Minor    
 26/12 PM     4.7        0.0        0.6        1       None    
 27/12 AM     5.6        0.9        0.6        1      Minor    
 27/01 PM     4.6       -0.1        0.6        1       None

&&

$$

9

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 1:01 PM EDTCoastal Flood AdvisoryILMGeorgetown, Horry11 hr

Nearby

Beach Hazards Statements in South Carolina, 2021Beach Hazards Statements in North Carolina, 2021Every beach hazards statement 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.