Alert archive / North Carolina / Rip Current Statements in 2023

Rip Current Statement 16, NWS Wilmington, NC

August 17, 2023Brunswick County, North Carolina; Horry County, South Carolina

NWS Wilmington, NC issued this rip current statement at Aug 17, 2023, 8:05 PM EDT for Brunswick County, North Carolina; Horry County, South Carolina. It took effect at Aug 18, 2023, 6:00 AM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Aug 17, 2023, 8:05 PM EDT (00:05 UTC)
In effect from
Aug 18, 2023, 6:00 AM EDT
Expired
Aug 18, 2023, 8:00 PM EDT
In force
14 hr
Issued by
NWS Wilmington, NC

Counties Brunswick County, NC, Horry County, SC

The radar

The Wilmington radar (KLTX), 16 km from the middle of the area, began a volume at 00:09 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 00:00Z, 0.1 hours before the alert went out and 176 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 00:00Z on 2023-08-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1250 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 00:00Z on 2023-08-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 square meters per square second.1939Sfc1 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
1250 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
988 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

786 
WHUS42 KILM 180005
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
805 PM EDT Thu Aug 17 2023

NCZ110-SCZ054-180900-
/O.NEW.KILM.RP.S.0016.230818T1000Z-230819T0000Z/
Coastal Brunswick-Coastal Horry-
805 PM EDT Thu Aug 17 2023

...HIGH RIP CURRENT RISK IN EFFECT FROM 6 AM EDT FRIDAY THROUGH
FRIDAY EVENING...

* WHAT...Dangerous rip currents expected.

* WHERE...In North Carolina, Coastal Brunswick County. In South 
  Carolina, Coastal Horry County.

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

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.



PRECAUTIONARY/PREPAREDNESS ACTIONS...

Swim near a lifeguard. If caught in a rip current, relax and
float. Don't swim against the current. If able, swim in a
direction following the shoreline. If unable to escape, face the
shore and call or wave for help.

&&

$$
2 follow-up statements
364 
WHUS42 KILM 180711
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
311 AM EDT Fri Aug 18 2023

NCZ110-SCZ054-190000-
/O.CON.KILM.RP.S.0016.230818T1000Z-230819T0000Z/
Coastal Brunswick-Coastal Horry-
311 AM EDT Fri Aug 18 2023

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING...

* WHAT...Dangerous rip currents expected.

* WHERE...In North Carolina, Coastal Brunswick County. In South 
  Carolina, Coastal Horry County.

* WHEN...Through this evening.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Swim near a lifeguard. If caught in a rip current, relax and
float. Don't swim against the current. If able, swim in a
direction following the shoreline. If unable to escape, face the
shore and call or wave for help.

&&

$$

21
095 
WHUS42 KILM 190001
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
801 PM EDT Fri Aug 18 2023

NCZ110-SCZ054-190115-
/O.EXP.KILM.RP.S.0016.000000T0000Z-230819T0000Z/
Coastal Brunswick-Coastal Horry-
801 PM EDT Fri Aug 18 2023

...HIGH RIP CURRENT RISK HAS EXPIRED...

$$

Nearby

Rip Current Statements in North Carolina, 2023Rip Current Statements in South Carolina, 2023Every rip current statement in 2023

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.