Alert archive / South Carolina / Special Weather Statements in 2021

Special Weather Statement, NWS Wilmington, NC

September 8, 2021Dillon County, South Carolina

NWS Wilmington, NC issued this special weather statement at Sep 8, 2021, 8:32 PM EDT for Dillon County, South Carolina. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Sep 8, 2021, 8:32 PM EDT (00:32 UTC)
Expired
Sep 8, 2021, 9:00 PM EDT
In force
28 min
Issued by
NWS Wilmington, NC
Hail
0.25 in
Wind
30

County Dillon County, SC

The radar

The Wilmington radar (KLTX), 99 km from the middle of the area, began a volume at 00:32 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 0.5 hours before the alert went out and 205 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, Greensboro/Hi Pt, NC at 00:00Z on 2021-09-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 955 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2021-09-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.19395878Sfc1 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
955 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
1061 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.1

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather 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 special weather statement went out at Sep 8, 7:57 PM EDT, 35 minutes earlier.

Area forecast discussion, Sep 8, 7:57 PM EDT, 35 minutes before
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Hazardous weather outlook, Sep 8, 3:37 PM EDT, 4 hours 55 minutes before
Hazardous Weather Outlook
National Weather Service Wilmington NC
337 PM EDT Wed Sep 8 2021

NCZ106-108-SCZ054-056-091945-
Coastal Pender-Coastal New Hanover-Coastal Horry-Coastal Georgetown-
337 PM EDT Wed Sep 8 2021

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

This Hazardous Weather Outlook is for southeast North Carolina and
northeast South Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   High Rip Current Risk.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Swells from Hurricane Larry will maintain large surf heights and
potentially deadly rip currents through Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ110-091945-
Coastal Brunswick-
337 PM EDT Wed Sep 8 2021

...MODERATE RISK OF RIP CURRENTS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

This Hazardous Weather Outlook is for southeast North Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Moderate Risk of Rip Currents.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Swells from Hurricane Larry will maintain an increased potential
for rough surf and rip currents through Friday, and possibly into
Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

AMZ250-252-254-256-091945-
Coastal waters from Surf City to Cape Fear NC out 20 nm-
Coastal waters from Cape Fear NC to Little River Inlet SC out 20 nm-
Coastal waters from Little River Inlet to Murrells Inlet SC out
20 nm-
Coastal waters from Murrells Inlet to South Santee River SC out
20 nm-
337 PM EDT Wed Sep 8 2021

This Hazardous Weather Outlook is for the adjacent Coastal Waters.

.DAY ONE...This afternoon and tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Long period swells from distant Hurricane Larry could bring Small
Craft Advisory conditions in seas Thursday night through early
Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ087-096-099-105-109-SCZ017-023-024-032-033-039-055-058-059-091945-
Robeson-Bladen-Columbus-Inland Pender-Inland Brunswick-Marlboro-
Darlington-Dillon-Florence-Marion-Williamsburg-Inland Georgetown-
Central Horry-Northern Horry-
337 PM EDT Wed Sep 8 2021

This Hazardous Weather Outlook is for southeast North Carolina and
northeast South Carolina.

.DAY ONE...This afternoon and tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ107-091945-
Inland New Hanover-
337 PM EDT Wed Sep 8 2021

...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 1 AM
EDT THURSDAY...

This Hazardous Weather Outlook is for southeast North Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Coastal Flood Advisory.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Sep 8, 3:55 PM EDT, 4 hours 37 minutes before
Special Weather Statement
National Weather Service Wilmington NC
355 PM EDT Wed Sep 8 2021

NCZ099-SCZ024-033-059-082030-
Columbus NC-Marion SC-Northern Horry SC-Dillon SC-
355 PM EDT Wed Sep 8 2021

...STRONG THUNDERSTORM MOVING INTO NORTHERN HORRY COUNTY...

At 354 PM EDT, Doppler radar was tracking a strong thunderstorm near
Galivants Ferry, or 10 miles southeast of Mullins, moving north at
45 mph.

HAZARD...Gusts to 35 mph, torrential rain, dangerous lightning.

SOURCE...Radar indicated.

Locations impacted include...
Tabor City, Bayboro, Green Sea, Cherry Grove, Kemper and Nichols.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3397 7904 3404 7924 3434 7921 3419 7881
TIME...MOT...LOC 1953Z 201DEG 37KT 3409 7913

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...<30 MPH

8
Special weather statement, Sep 8, 4:37 PM EDT, 3 hours 55 minutes before
Special Weather Statement
National Weather Service Wilmington NC
437 PM EDT Wed Sep 8 2021

NCZ087-096-099-082100-
Robeson NC-Columbus NC-Bladen NC-
437 PM EDT Wed Sep 8 2021

...A strong thunderstorm will impact portions of southeastern
Robeson, southwestern Bladen and northwestern Columbus Counties
through 500 PM EDT...

At 437 PM EDT, Doppler radar was tracking a strong thunderstorm near
Fair Bluff, or 15 miles west of Whiteville, moving northeast at 25
mph.

HAZARD...Winds in excess of 30 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Chadbourn, Bladenboro, Fair Bluff, Boardman, Abbottsburg, Butters,
Barnesville, Evergreen, Cerro Gordo and Orrum.

This includes US Route 74 between mile markers 368 and 386.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3450 7868 3422 7890 3428 7905 3432 7909
      3462 7898
TIME...MOT...LOC 2037Z 205DEG 20KT 3434 7897

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...30 MPH

MBB
Special weather statement, Sep 8, 5:16 PM EDT, 3 hours 16 minutes before
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Local storm report, Sep 8, 6:27 PM EDT, 2 hours 5 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 8, 8:09 PM EDTRip Current StatementILMNew Hanover, Pender48 hr
Sep 9, 2:43 AM EDTSmall Craft AdvisoryILM31 hr
Sep 9, 6:06 AM EDTCoastal Flood AdvisoryILMNew Hanover8 hr
Sep 8, 8:58 PM EDTSpecial Weather StatementILMDillon32 min

Nearby

Special Weather Statements in South Carolina, 2021Every special weather 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.