Alert archive / North Carolina / Rip Current Statements in 2021

Rip Current Statement 17, NWS Wilmington, NC

September 10, 2021New Hanover County, Pender County, North Carolina

NWS Wilmington, NC issued this rip current statement at Sep 10, 2021, 7:50 PM EDT for New Hanover County, Pender County, North Carolina. It took effect at Sep 11, 2021, 6:00 AM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Sep 10, 2021, 7:50 PM EDT (23:50 UTC)
In effect from
Sep 11, 2021, 6:00 AM EDT
Expired
Sep 11, 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 23:52 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 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 12:00Z on 2021-09-10Temperature 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 12:00Z on 2021-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -110 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
1138 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-110 m²/s²
0-3 km storm-relative helicity
-10 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

541 
WHUS42 KILM 102350
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
750 PM EDT Fri Sep 10 2021

NCZ106-108-110800-
/O.CAN.KILM.RP.S.0016.000000T0000Z-210911T0000Z/
/O.NEW.KILM.RP.S.0017.210911T1000Z-210912T0000Z/
Coastal Pender-Coastal New Hanover-
750 PM EDT Fri Sep 10 2021

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

* WHAT...Dangerous rip currents expected.

* WHERE...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.

&&

$$

SCZ054-056-110100-
/O.CAN.KILM.RP.S.0016.000000T0000Z-210911T0000Z/
Coastal Horry-Coastal Georgetown-
750 PM EDT Fri Sep 10 2021

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

$$

21
5 follow-up statements
379 
WHUS42 KILM 110002
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
802 PM EDT Fri Sep 10 2021

NCZ106-108-111200-
/O.CON.KILM.RP.S.0017.210911T1000Z-210912T0000Z/
Coastal Pender-Coastal New Hanover-
802 PM EDT Fri Sep 10 2021

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

* WHAT...Dangerous rip currents expected.

* WHERE...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.

&&

$$

21
051 
WHUS42 KILM 110904
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
504 AM EDT Sat Sep 11 2021

NCZ106-108-120000-
/O.CON.KILM.RP.S.0017.210911T1000Z-210912T0000Z/
Coastal Pender-Coastal New Hanover-
504 AM EDT Sat Sep 11 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 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.

&&

$$

43
089 
WHUS42 KILM 111342
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
942 AM EDT Sat Sep 11 2021

NCZ107-111900-
/O.NEW.KILM.CF.Y.0089.210911T1700Z-210911T1900Z/
Inland New Hanover-
942 AM EDT Sat Sep 11 2021

...COASTAL FLOOD ADVISORY IN EFFECT FROM 1 PM TO 3 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...From 1 PM to 3 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 6.7 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 
 --------  ---------  ---------  ---------  -------  --------
 11/02 PM     5.7        1.0        0.6       N/A     Minor    
 12/02 AM     5.0        0.3        0.6       N/A      None    
 12/03 PM     5.5        0.8        0.6       N/A     Minor    
 13/03 AM     4.7        0.0        0.4       N/A      None    
 13/04 PM     5.3        0.6        0.4       N/A      None    
 14/04 AM     4.5       -0.2        0.4       N/A      None

&&

$$

NCZ106-108-112145-
/O.CON.KILM.RP.S.0017.000000T0000Z-210912T0000Z/
Coastal Pender-Coastal New Hanover-
942 AM EDT Sat Sep 11 2021

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

* WHAT...Dangerous rip currents expected.

* WHERE...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.

&&

$$

31
395 
WHUS42 KILM 111855
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
255 PM EDT Sat Sep 11 2021

NCZ107-112000-
/O.CAN.KILM.CF.Y.0089.000000T0000Z-210911T1900Z/
Inland New Hanover-
255 PM EDT Sat Sep 11 2021

...COASTAL FLOOD ADVISORY IS CANCELLED...

Water levels at downtown Wilmington peaked just below the advisory
threshold and have begun to fall. 

$$

NCZ106-108-120000-
/O.CON.KILM.RP.S.0017.000000T0000Z-210912T0000Z/
Coastal Pender-Coastal New Hanover-
255 PM EDT Sat Sep 11 2021

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

* WHAT...Dangerous rip currents expected.

* WHERE...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.

&&

$$
167 
WHUS42 KILM 112345
CFWILM

Coastal Hazard Message
National Weather Service Wilmington NC
745 PM EDT Sat Sep 11 2021

NCZ106-108-120045-
/O.EXP.KILM.RP.S.0017.000000T0000Z-210912T0000Z/
Coastal Pender-Coastal New Hanover-
745 PM EDT Sat Sep 11 2021

...HIGH RIP CURRENT RISK WILL EXPIRE AT 8 PM EDT THIS EVENING...

$$

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.