Alert archive / North Carolina / Rip Current Statements in 2021

Rip Current Statement 19, NWS Wilmington, NC

September 21, 2021New Hanover County, Pender County, North Carolina

NWS Wilmington, NC issued this rip current statement at Sep 21, 2021, 8:13 PM EDT for New Hanover County, Pender County, North Carolina. It took effect at Sep 22, 2021, 6:00 AM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Sep 21, 2021, 8:13 PM EDT (00:13 UTC)
In effect from
Sep 22, 2021, 6:00 AM EDT
Expired
Sep 22, 2021, 8:00 PM EDT
In force
14 hr
Issued by
NWS Wilmington, NC

Counties New Hanover County, NC, Pender County, NC

The radar

The Wilmington radar (KLTX), 65 km from the middle of the area, began a volume at 00:16 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, 0.2 hours before the alert went out and 103 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 2021-09-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 329 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 00:00Z on 2021-09-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
329 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
916 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

600 
WHUS42 KILM 220013
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
813 PM EDT Tue Sep 21 2021

NCZ107-220600-
/O.NEW.KILM.CF.Y.0094.210922T0200Z-210922T0600Z/
Inland New Hanover-
813 PM EDT Tue Sep 21 2021

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY...

* WHAT...Up to one half 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 2 AM EDT Wednesday.

* IMPACTS...The lowest portions of USS North Carolina Road and 
  Battleship Road begin to observe minor coastal flooding. Water 
  begins to spread out of storm drains onto Water Street just 
  south of Market Street in downtown Wilmington.

* ADDITIONAL DETAILS...Affected areas listed are based on 
  average tide conditions. Additional locations may experience 
  flooding during periods of heavy rainfall, high winds, or 
  other factors.

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 6.8 ft, Major 10.0 ft
MHHW Categories - Minor 0.8 ft, Moderate 2.1 ft, Major 5.3 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 21/11 PM     5.7        1.0        0.8       N/A     Minor    
 22/11 AM     5.5        0.8        0.7       N/A     Minor    
 23/12 AM     5.4        0.7        0.7       N/A      None    
 23/12 PM     5.2        0.5        0.5       N/A      None    
 24/12 AM     4.9        0.2        0.4       N/A      None    
 24/01 PM     5.1        0.4        0.5       N/A      None

&&

$$

NCZ106-108-220815-
/O.NEW.KILM.RP.S.0019.210922T1000Z-210923T0000Z/
Coastal Pender-Coastal New Hanover-
813 PM EDT Tue Sep 21 2021

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

* WHAT...Dangerous rip currents expected.

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

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

&&

$$
5 follow-up statements
361 
WHUS42 KILM 220416
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
1216 AM EDT Wed Sep 22 2021

NCZ107-220530-
/O.CAN.KILM.CF.Y.0094.000000T0000Z-210922T0600Z/
Inland New Hanover-
1216 AM EDT Wed Sep 22 2021

...COASTAL FLOOD ADVISORY IS CANCELLED...

Gage readings along the Lower Cape Fear River near Wilmington have
dropped below minor coastal flooding thresholds. As a result, the
advisory has been cancelled.

$$

NCZ106-108-221230-
/O.CON.KILM.RP.S.0019.210922T1000Z-210923T0000Z/
Coastal Pender-Coastal New Hanover-
1216 AM EDT Wed Sep 22 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM 6 AM EDT THIS
MORNING THROUGH THIS EVENING...

* WHAT...Dangerous rip currents expected.

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

* WHEN...From 6 AM EDT this morning 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.

&&

$$

dch
939 
WHUS42 KILM 220901
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
501 AM EDT Wed Sep 22 2021

NCZ106-108-230000-
/O.CON.KILM.RP.S.0019.210922T1000Z-210923T0000Z/
Coastal Pender-Coastal New Hanover-
501 AM EDT Wed Sep 22 2021

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

* WHAT...Dangerous rip currents expected.

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

* WHEN...From 6 AM EDT this morning 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.

&&

$$

19
505 
WHUS42 KILM 221133
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
733 AM EDT Wed Sep 22 2021

NCZ107-221700-
/O.NEW.KILM.CF.Y.0095.210922T1400Z-210922T1700Z/
Inland New Hanover-
733 AM EDT Wed Sep 22 2021

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 1 PM EDT THIS
AFTERNOON...

* WHAT...Up to one half 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 1 PM EDT this afternoon.

* IMPACTS...The lowest portions of USS North Carolina Road and 
  Battleship Road begin to observe minor coastal flooding. Water 
  begins to spread out of storm drains onto Water Street just 
  south of Market Street in downtown Wilmington.

* ADDITIONAL DETAILS...Affected areas listed are based on 
  average tide conditions. Additional locations may experience 
  flooding during periods of heavy rainfall, high winds, or 
  other factors.

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 6.8 ft, Major 10.0 ft
MHHW Categories - Minor 0.8 ft, Moderate 2.1 ft, Major 5.3 ft

             Total      Total    Departure                   
 Day/Time    Tide       Tide     from Norm   Waves    Flood  
            ft MLLW    ft MHHW       ft       ft      Impact 
 --------  ---------  ---------  ---------  -------  --------
 22/11 AM     5.6        0.9        0.8       N/A     Minor    
 23/12 AM     5.6        0.9        0.9       N/A     Minor    
 23/12 PM     5.3        0.6        0.6       N/A      None    
 24/12 AM     5.1        0.4        0.6       N/A      None    
 24/01 PM     5.2        0.5        0.6       N/A      None    
 25/01 AM     5.0        0.3        0.7       N/A      None

&&

$$

NCZ106-108-221945-
/O.CON.KILM.RP.S.0019.000000T0000Z-210923T0000Z/
Coastal Pender-Coastal New Hanover-
733 AM EDT Wed Sep 22 2021

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

* WHAT...Dangerous rip currents.

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

* 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.

&&

$$
316 
WHUS42 KILM 221652
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
1252 PM EDT Wed Sep 22 2021

NCZ107-221800-
/O.EXP.KILM.CF.Y.0095.000000T0000Z-210922T1700Z/
Inland New Hanover-
1252 PM EDT Wed Sep 22 2021

...COASTAL FLOOD ADVISORY WILL EXPIRE AT 1 PM EDT THIS
AFTERNOON...

Water levels in the lower Cape Fear River will fall below minor
flooding thresholds after 1 PM.

$$

NCZ106-108-230000-
/O.CON.KILM.RP.S.0019.000000T0000Z-210923T0000Z/
Coastal Pender-Coastal New Hanover-
1252 PM EDT Wed Sep 22 2021

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

* WHAT...Dangerous rip currents.

* WHERE...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.

&&

$$
854 
WHUS42 KILM 230001
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
801 PM EDT Wed Sep 22 2021

NCZ106-108-230115-
/O.EXP.KILM.RP.S.0019.000000T0000Z-210923T0000Z/
Coastal Pender-Coastal New Hanover-
801 PM EDT Wed Sep 22 2021

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



$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 21, 8:13 PM EDTCoastal Flood AdvisoryILMNew Hanover4 hr
Sep 22, 3:22 AM EDTSmall Craft AdvisoryILM27 hr
Sep 22, 7:33 AM EDTCoastal Flood AdvisoryILMNew Hanover5 hr
Sep 22, 9:07 AM EDTAreal Flood AdvisoryILMBrunswick, Columbus3 hr
Sep 22, 10:21 AM EDTFlash Flood WarningILMBrunswick, Columbus, Pender6 hr
Sep 22, 10:39 AM EDTAreal Flood AdvisoryILMBrunswick, New Hanover111 min
Sep 22, 11:24 AM EDTAreal Flood AdvisoryILMNew Hanover, Pender111 min
Sep 22, 12:22 PM EDTFlash Flood WarningILMNew Hanover5 hr
Sep 22, 1:16 PM EDTAreal Flood AdvisoryILMBladen, Brunswick, New Hanover, Pender119 min
Sep 22, 2:35 PM EDTSpecial Weather StatementILMColumbus25 min
Sep 22, 2:44 PM EDTAreal Flood AdvisoryILMBrunswick, New Hanover3 hr

Nearby

Rip Current Statements in North Carolina, 2021Every rip current 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.