Alert archive / North Carolina / Special Weather Statements in 2017

Special Weather Statement, NWS Wilmington, NC

July 10, 2017Columbus County, North Carolina

NWS Wilmington, NC issued this special weather statement at Jul 10, 2017, 6:49 PM EDT for Columbus County, North Carolina. It was in force for 56 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
Jul 10, 2017, 6:49 PM EDT (22:49 UTC)
Expired
Jul 10, 2017, 7:45 PM EDT
In force
56 min
Issued by
NWS Wilmington, NC

County Columbus County, NC

The radar

The Wilmington radar (KLTX), 65 km from the middle of the area, began a volume at 22:53 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, 10.8 hours before the alert went out and 176 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 2017-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 945 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, Newport, NC at 12:00Z on 2017-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
945 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
827 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
54 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.5

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 Jul 10, 6:09 PM EDT, 40 minutes earlier.

Area forecast discussion, Jul 10, 6:09 PM EDT, 40 minutes before
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Hazardous weather outlook, Jul 10, 3:51 PM EDT, 2 hours 58 minutes before
Hazardous Weather Outlook
National Weather Service Wilmington NC
351 PM EDT Mon Jul 10 2017

NCZ087-096-099-105>110-SCZ017-023-024-032-033-039-053>056-112000-
Robeson-Bladen-Columbus-Inland Pender-Coastal Pender-
Inland New Hanover-Coastal New Hanover-Inland Brunswick-
Coastal Brunswick-Marlboro-Darlington-Dillon-Florence-Marion-
Williamsburg-Inland Horry-Coastal Horry-Inland Georgetown-
Coastal Georgetown-
351 PM EDT Mon Jul 10 2017

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

.DAY ONE...This Afternoon and Tonight.

Thunderstorms will have the potential for excessive rainfall which
may lead to isolated flooding in some communities.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Heat index values will be near or in excess of 100 degrees Tuesday
through Saturday. A Heat Advisory may be required Wednesday and
Thursday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

AMZ250-252-254-256-112000-
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-
351 PM EDT Mon Jul 10 2017

This Hazardous Weather Outlook is for The adjacent Coastal Waters.

.DAY ONE...This Afternoon and Tonight.

Thunderstorms will produce poor visibility in heavy rain.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

27

In the hours before

Special weather statement, Jul 10, 4:52 PM EDT, 1 hour 57 minutes before
Special Weather Statement
National Weather Service Wilmington NC
452 PM EDT MON JUL 10 2017

NCZ087-102115-
Robeson NC-
452 PM EDT MON JUL 10 2017

...SPECIAL WEATHER STATEMENT...

At 452 PM EDT, Doppler radar was tracking a strong thunderstorm over
Rex, or 8 miles northeast of Red Springs, moving northeast at 20 mph.

Half inch hail and winds in excess of 30 mph will be possible with
this storm.

Locations impacted include...
St. Pauls, Rex, Shannon, Parkton, Rennert and Lumber Bridge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Thunderstorms can pose a variety of threats including gusty winds,
small hail, cloud to ground lightning, and localized flooding. It is
recommended that you remain indoors until the storm passes.

&&

LAT...LON 3493 7898 3490 7894 3488 7892 3487 7892
      3487 7893 3486 7892 3477 7903 3486 7916
      3495 7903
TIME...MOT...LOC 2052Z 218DEG 18KT 3489 7907

MBB
Local storm report, Jul 10, 5:31 PM EDT, 1 hour 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON NC
531 PM EDT MON JUL 10 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0300 PM     RIP CURRENTS     HOLDEN BEACH            33.91N  78.25W
07/09/2017                   BRUNSWICK          NC   EMERGENCY MNGR

            *** 1 FATAL *** REPORT OF ONE FATALITY DUE TO A RIP
            CURRENT IN HOLDEN BEACH. INCIDENT OCCURRED AT LOW TIDE.

&&

EVENT NUMBER ILM1700135

LACORTE
Special weather statement, Jul 10, 5:48 PM EDT, 1 hour 1 minute before
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Local storm report, Jul 10, 5:59 PM EDT, 50 minutes before
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Local storm report, Jul 10, 6:29 PM EDT, 20 minutes before
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Special weather statement, Jul 10, 6:49 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 9:07 PM EDTAreal Flood AdvisoryILMWilliamsburg53 min
Jul 9, 10:07 PM EDTSpecial Weather StatementILMWilliamsburg23 min
Jul 9, 10:54 PM EDTAreal Flood AdvisoryILMMarlboro96 min
Jul 9, 11:35 PM EDTFlash Flood WarningILMMarlboro3 hr
Jul 10, 12:19 AM EDTAreal Flood AdvisoryILMDarlington116 min
Jul 10, 12:33 PM EDTSpecial Weather StatementILMGeorgetown27 min
Jul 10, 12:50 PM EDTSpecial Marine WarningILM55 min
Jul 10, 3:42 PM EDTSpecial Weather StatementILMDarlington63 min
Jul 10, 3:55 PM EDTAreal Flood AdvisoryILMDarlington3 hr
Jul 10, 5:48 PM EDTSpecial Weather StatementILMFlorence, Marion57 min
Jul 10, 12:17 PM EDTAreal Flood AdvisoryILMBrunswick, New Hanover3 hr
Jul 10, 2:29 PM EDTSpecial Weather StatementILMBladen61 min
Jul 10, 4:32 PM EDTAreal Flood AdvisoryILMBladen118 min
Jul 10, 4:52 PM EDTSpecial Weather StatementILMRobeson23 min
Jul 10, 5:07 PM EDTSevere Thunderstorm WarningILMRobeson38 min
Jul 10, 5:36 PM EDTSevere Thunderstorm WarningILMBladen, Robeson54 min

Nearby

Special Weather Statements in North Carolina, 2017Every special weather statement in 2017

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.