Alert archive / North Carolina / Beach Hazards Statements in 2021

Beach Hazards Statement 27, NWS Wilmington, NC

July 29, 2021New Hanover County, Pender County, North Carolina; Georgetown County, Horry County, South Carolina

NWS Wilmington, NC issued this beach hazards statement at Jul 29, 2021, 7:55 PM EDT for New Hanover County, Pender County, North Carolina; Georgetown County, Horry County, South Carolina. It took effect at Jul 30, 2021, 6:00 AM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Jul 29, 2021, 7:55 PM EDT (23:55 UTC)
In effect from
Jul 30, 2021, 6:00 AM EDT
Expired
Jul 30, 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 23:53 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 12:00Z, 11.9 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 12:00Z on 2021-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1512 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, Newport, NC at 12:00Z on 2021-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
1512 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
658 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
26 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.4

Open this sounding in Storm Lab

The text

As transmitted.

052 
WHUS42 KILM 292355
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
755 PM EDT Thu Jul 29 2021

NCZ106-108-SCZ054-056-301000-
/O.NEW.KILM.BH.S.0027.210730T1000Z-210731T0000Z/
Coastal Pender-Coastal New Hanover-Coastal Horry-
Coastal Georgetown-
755 PM EDT Thu Jul 29 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM 6 AM EDT FRIDAY THROUGH
FRIDAY EVENING...

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

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

* WHEN...From 6 AM EDT Friday through Friday 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.

&&

$$
2 follow-up statements
058 
WHUS42 KILM 300859
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
459 AM EDT Fri Jul 30 2021

NCZ106-108-SCZ054-056-310000-
/O.CON.KILM.BH.S.0027.210730T1000Z-210731T0000Z/
Coastal Pender-Coastal New Hanover-Coastal Horry-
Coastal Georgetown-
459 AM EDT Fri Jul 30 2021

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

* WHAT...Strong south to north longshore current expected.
  Moderate risk of rip currents also in effect for the coastal
  Brunswick County beaches.

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

* WHEN...From 6 AM EDT Friday through Friday 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...
Monitor social media outlets for the latest information, 
forecasts, and warnings.

&&

$$

IGB
154 
WHUS42 KILM 302358
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
758 PM EDT Fri Jul 30 2021

NCZ106-108-SCZ054-056-310100-
/O.EXP.KILM.BH.S.0027.000000T0000Z-210731T0000Z/
Coastal Pender-Coastal New Hanover-Coastal Horry-
Coastal Georgetown-
758 PM EDT Fri Jul 30 2021

...BEACH HAZARDS STATEMENT WILL EXPIRE AT 8 PM EDT THIS EVENING...

The Beach Hazards Statement for strong longshore currents has 
been allowed to expire at 8 PM EDT.

$$

dch

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 28, 8:09 PM EDTSpecial Marine WarningILM66 min
Jul 28, 8:56 PM EDTSpecial Weather StatementILMBladen, Brunswick, Columbus, New Hanover64 min
Jul 28, 8:59 PM EDTSpecial Marine WarningILM31 min
Jul 28, 9:26 PM EDTSpecial Marine WarningILM49 min
Jul 28, 10:03 PM EDTSpecial Marine WarningILM42 min
Jul 29, 3:16 PM EDTHeat AdvisoryILMBladen, Brunswick, Columbus, New Hanover, Pender, Robeson28 hr
Jul 29, 3:16 PM EDTSmall Craft AdvisoryILM31 hr
Jul 28, 9:50 PM EDTSpecial Weather StatementILMHorry55 min

Nearby

Beach Hazards Statements in North Carolina, 2021Beach Hazards Statements in South 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.