Alert archive / North Carolina / Beach Hazards Statements in 2021

Beach Hazards Statement 6, NWS Newport/Morehead City, NC

May 5, 2021Dare County, North Carolina

NWS Newport/Morehead City, NC issued this beach hazards statement at May 5, 2021, 8:20 PM EDT for Dare County, North Carolina. It took effect at May 6, 2021, 8:00 AM EDT. It was in force for .

The area

The counties it named.

The facts

Issued
May 5, 2021, 8:20 PM EDT (00:20 UTC)
In effect from
May 6, 2021, 8:00 AM EDT
Expired
May 6, 2021, 3:57 AM EDT
In force
Issued by
NWS Newport/Morehead City, NC

County Dare County, NC

The radar

The Morehead City radar (KMHX), 150 km from the middle of the area, began a volume at 00:22 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, 0.3 hours before the alert went out and 150 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 2021-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 129 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 2021-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 square meters per square second.1939587897Sfc1 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
129 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
1288 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
94 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

540 
WHUS42 KMHX 060020
CFWMHX

Coastal Hazard Message
National Weather Service Newport/Morehead City NC
820 PM EDT Wed May 5 2021

NCZ205-061230-
/O.EXP.KMHX.BH.S.0005.000000T0000Z-210506T0000Z/
/O.NEW.KMHX.BH.S.0006.210506T1200Z-210507T0000Z/
Hatteras Island-
820 PM EDT Wed May 5 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM 8 AM EDT THURSDAY
THROUGH THURSDAY EVENING...

* WHAT...Strong longshore currents in the surf zone.

* WHERE...Beaches from Cape Hatteras north.

* WHEN...From 8 AM EDT Thursday through Thursday evening.

* IMPACTS...Strong longshore currents will create dangerous
  swimming conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Strong longshore currents can sweep swimmers and surfers into rip
currents, piers, jetties and other hazardous areas. In many
cases, the longshore current is strong enough to prevent swimmers
from being able to keep their feet on the bottom making it
difficult to return to shore.

&&

$$

NCZ195-196-199-204-060130-
/O.EXP.KMHX.BH.S.0005.000000T0000Z-210506T0000Z/
West Carteret-East Carteret-Coastal Onslow-Ocracoke Island-
820 PM EDT Wed May 5 2021

...BEACH HAZARDS STATEMENT HAS EXPIRED...


$$

NCZ203-061230-
/O.NEW.KMHX.BH.S.0006.210506T1200Z-210507T0000Z/
Northern Outer Banks-
820 PM EDT Wed May 5 2021

...BEACH HAZARDS STATEMENT IN EFFECT FROM 8 AM EDT THURSDAY
THROUGH THURSDAY EVENING...

* WHAT...Strong longshore currents in the surf zone.

* WHERE...Northern Outer Banks beaches.

* WHEN...From 8 AM EDT Thursday through Thursday evening.

* IMPACTS...Strong longshore currents will create dangerous 
  swimming conditions.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Strong longshore currents can sweep swimmers and surfers into rip
currents, piers, jetties and other hazardous areas. In many
cases, the longshore current is strong enough to prevent swimmers
from being able to keep their feet on the bottom making it
difficult to return to shore.

&&

$$
1 follow-up statement
901 
WHUS42 KMHX 060757
CFWMHX

Coastal Hazard Message
National Weather Service Newport/Morehead City NC
357 AM EDT Thu May 6 2021

NCZ203-205-060900-
/O.CAN.KMHX.BH.S.0006.210506T1200Z-210507T0000Z/
Northern Outer Banks-Hatteras Island-
357 AM EDT Thu May 6 2021

...BEACH HAZARDS STATEMENT IS CANCELLED...

A prolonged threat for longshore currents is no longer expected
today. Lingering strong currents are possible early to mid
morning.

$$

Nearby

Beach Hazards Statements in North 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.