Alert archive / North Carolina / Beach Hazards Statements in 2021

Beach Hazards Statement 72, NWS Newport/Morehead City, NC

October 30, 2021Dare County, North Carolina

NWS Newport/Morehead City, NC issued this beach hazards statement at Oct 30, 2021, 7:35 PM EDT for Dare County, North Carolina. It took effect at Oct 30, 2021, 8:00 PM EDT. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Oct 30, 2021, 7:35 PM EDT (23:35 UTC)
In effect from
Oct 30, 2021, 8:00 PM EDT
Expired
Oct 31, 2021, 8:00 PM EDT
In force
24 hr
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 23:38 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, 11.6 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 12:00Z on 2021-10-30Temperature 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 2021-10-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -69 square meters per square second.1939587897117136Sfc1 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
1325 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
-69 m²/s²
0-3 km storm-relative helicity
94 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

370 
WHUS42 KMHX 302335
CFWMHX

Coastal Hazard Message
National Weather Service Newport/Morehead City NC
735 PM EDT Sat Oct 30 2021

NCZ203-205-311145-
/O.CAN.KMHX.BH.S.0071.000000T0000Z-211031T0000Z/
/O.NEW.KMHX.BH.S.0072.211031T0000Z-211101T0000Z/
Northern Outer Banks-Hatteras Island-
735 PM EDT Sat Oct 30 2021

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH SUNDAY EVENING NORTH
OF CAPE HATTERAS...

* WHAT...Dangerous Rip Currents.

* WHERE...The beaches north of Cape Hatteras.

* WHEN...Through Sunday evening.

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

* ADDITIONAL DETAILS...The most likely time for strong rip
  currents to occur is a couple hours either side of low tide,
  which will occur around 10 AM Sunday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

NCZ196-204-310045-
/O.CAN.KMHX.BH.S.0071.000000T0000Z-211031T0000Z/
East Carteret-Ocracoke Island-
735 PM EDT Sat Oct 30 2021

...BEACH HAZARDS STATEMENT IS CANCELLED...

There will be a moderate threat of rip currents from Cape Hatteras
to Cape Lookout Sunday.

$$
1 follow-up statement
355 
WHUS42 KMHX 310829
CFWMHX

Coastal Hazard Message
National Weather Service Newport/Morehead City NC
429 AM EDT Sun Oct 31 2021

NCZ203-205-312030-
/O.CON.KMHX.BH.S.0072.000000T0000Z-211101T0000Z/
Northern Outer Banks-Hatteras Island-
429 AM EDT Sun Oct 31 2021

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* WHAT...Dangerous Rip Currents.

* WHERE...The beaches north of Cape Hatteras.

* WHEN...Through Sunday evening.

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

* ADDITIONAL DETAILS...The most likely time for strong rip
  currents to occur is a couple hours either side of low tide,
  which will occur around 10 AM Sunday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.

&&

$$

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.