Alert archive / South Carolina / Rip Current Statements in 2020

Rip Current Statement 33, NWS Wilmington, NC

October 23, 2020Georgetown County, Horry County, South Carolina; New Hanover County, Pender County, North Carolina

NWS Wilmington, NC issued this rip current statement at Oct 23, 2020, 7:47 PM EDT for Georgetown County, Horry County, South Carolina; New Hanover County, Pender County, North Carolina. It took effect at Oct 24, 2020, 6:00 AM EDT. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued
Oct 23, 2020, 7:47 PM EDT (23:47 UTC)
In effect from
Oct 24, 2020, 6:00 AM EDT
Expired
Oct 25, 2020, 5:20 PM EDT
In force
35 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 23:51 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, 11.8 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 12:00Z on 2020-10-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 165 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 2020-10-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
165 J/kg
Mixed-layer CIN
-298 J/kg
Mixed-layer LCL
1079 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

936 
WHUS42 KILM 232347
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
747 PM EDT Fri Oct 23 2020

NCZ106-108-SCZ054-056-241200-
/O.CAN.KILM.RP.S.0032.000000T0000Z-201024T0000Z/
/O.NEW.KILM.RP.S.0033.201024T1000Z-201025T0000Z/
Coastal Pender-Coastal New Hanover-Coastal Horry-
Coastal Georgetown-
747 PM EDT Fri Oct 23 2020

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

* WHAT...Dangerous rip currents 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 Saturday through Saturday 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.

&&

$$

NCZ110-240100-
/O.CAN.KILM.RP.S.0032.000000T0000Z-201024T0000Z/
Coastal Brunswick-
747 PM EDT Fri Oct 23 2020

...HIGH RIP CURRENT RISK IS CANCELLED...

$$

21
3 follow-up statements
733 
WHUS42 KILM 241922
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
322 PM EDT Sat Oct 24 2020

NCZ106-108-SCZ054-056-250000-
/O.CON.KILM.RP.S.0033.000000T0000Z-201025T0000Z/
Coastal Pender-Coastal New Hanover-Coastal Horry-
Coastal Georgetown-
322 PM EDT Sat Oct 24 2020

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* WHAT...Dangerous rip currents.

* 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...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.

&&

$$
367 
WHUS42 KILM 242329
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
729 PM EDT Sat Oct 24 2020

SCZ054-056-250030-
/O.CAN.KILM.RP.S.0033.000000T0000Z-201025T0000Z/
Coastal Horry-Coastal Georgetown-
729 PM EDT Sat Oct 24 2020

...HIGH RIP CURRENT RISK IS CANCELLED...

Moderate Rip Current Risk in effect.

$$

NCZ106-108-251000-
/O.EXT.KILM.RP.S.0033.000000T0000Z-201026T0000Z/
Coastal Pender-Coastal New Hanover-
729 PM EDT Sat Oct 24 2020

...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH SUNDAY EVENING...

* WHAT...Dangerous rip currents.

* WHERE...Coastal Pender and Coastal New Hanover Counties.

* WHEN...Through Sunday 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.

&&

$$
368 
WHUS42 KILM 252120
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
520 PM EDT Sun Oct 25 2020

NCZ106-108-252230-
/O.CAN.KILM.RP.S.0033.000000T0000Z-201026T0000Z/
Coastal Pender-Coastal New Hanover-
520 PM EDT Sun Oct 25 2020

...HIGH RIP CURRENT RISK IS CANCELLED...

Current local beach reports and surf cams indicate either weak or
moderate rip currents present. With the long period swell to 
continue to degrade, the high rip current risk will be cancelled 
prior to it's expiration of 8 PM. 

$$

dch

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 23, 5:28 AM EDTCoastal Flood AdvisoryILMNew Hanover13 hr

Nearby

Rip Current Statements in South Carolina, 2020Rip Current Statements in North Carolina, 2020Every rip current statement in 2020

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.