Alert archive / South Carolina / Beach Hazards Statements in 2023

Beach Hazards Statement 8, NWS Wilmington, NC

April 30, 2023Horry County, South Carolina

NWS Wilmington, NC issued this beach hazards statement at Apr 30, 2023, 7:51 PM EDT for Horry County, South Carolina. It took effect at May 1, 2023, 6:00 AM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued: Apr 30, 2023, 7:51 PM EDT (23:51 UTC)
In effect from: May 1, 2023, 6:00 AM EDT
Expired: May 1, 2023, 7:57 PM EDT
In force: 14 hr
Issued by: NWS Wilmington, NC

County Horry County, SC

The radar

The Wilmington radar (KLTX), 51 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, 11.9 hours before the alert went out and 216 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 417 J/kg
Mixed-layer CIN: -29 J/kg
Mixed-layer LCL: 609 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 286 m²/s²
0-3 km storm-relative helicity: 370 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 3.7

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this beach hazards statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wilmington, NC wrote its last area forecast discussion before this beach hazards statement went out at Apr 30, 7:20 PM EDT, 31 minutes earlier.

Area forecast discussion, Apr 30, 7:20 PM EDT, 31 minutes before

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Hazardous weather outlook, Apr 30, 4:53 PM EDT, 2 hours 58 minutes before

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In the hours before

Local storm report, Apr 30, 3:09 PM EDT, 4 hours 42 minutes before

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Local storm report, Apr 30, 3:10 PM EDT, 4 hours 41 minutes before

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Local storm report, Apr 30, 3:21 PM EDT, 4 hours 30 minutes before

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Local storm report, Apr 30, 3:25 PM EDT, 4 hours 26 minutes before

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Local storm report, Apr 30, 3:29 PM EDT, 4 hours 22 minutes before

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Local storm report, Apr 30, 3:47 PM EDT, 4 hours 4 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 29, 9:46 PM EDT	Special Marine Warning	ILM		59 min
Apr 29, 10:29 PM EDT	Special Marine Warning	ILM		50 min
Apr 30, 3:57 AM EDT	Special Marine Warning	ILM		63 min
Apr 30, 4:19 AM EDT	Special Weather Statement	ILM	Brunswick	41 min
Apr 30, 4:51 AM EDT	Special Marine Warning	ILM		54 min
Apr 30, 5:42 AM EDT	Special Marine Warning	ILM		80 min
Apr 30, 9:26 AM EDT	Special Marine Warning	ILM		64 min
Apr 30, 1:11 PM EDT	Special Weather Statement	ILM	Robeson	64 min
Apr 30, 1:42 PM EDT	Special Weather Statement	ILM	Bladen	33 min
Apr 30, 2:02 PM EDT	Special Weather Statement	ILM	Bladen, Columbus, Robeson	58 min
Apr 30, 2:49 PM EDT	Severe Thunderstorm Warning	ILM	Bladen, Brunswick, Columbus, New Hanover, Pender	56 min
Apr 30, 3:30 PM EDT	Special Marine Warning	ILM		53 min
Apr 30, 3:36 PM EDT	Severe Thunderstorm Warning	ILM	Brunswick, New Hanover, Pender	37 min
Apr 30, 7:51 PM EDT	Rip Current Statement	ILM	Brunswick	24 hr
Apr 30, 12:17 PM EDT	Special Weather Statement	ILM	Darlington, Florence, Marlboro	58 min

Nearby

Beach Hazards Statements in South Carolina, 2023 Every beach hazards statement in 2023

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.