Alert archive / North Carolina / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 52, NWS Wilmington, NC
NWS Wilmington, NC issued this severe thunderstorm warning at Jul 7, 2017, 8:22 PM EDT for Columbus County, North Carolina; Horry County, South Carolina. It was in force for 25 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 7, 2017, 8:22 PM EDT (00:22 UTC)
- Expired
- Jul 7, 2017, 8:47 PM EDT
- In force
- 25 min
- Issued by
- NWS Wilmington, NC
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Columbus County, NC, Horry County, SC
The radar
The Wilmington radar (KLTX), 60 km from the middle of the area, began a volume at 00:21 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 7, 8:45 PM EDT | TSTM WND DMG | Tabor City, NC | A TREE FELL ONTO A POWER LINE AND WAS REPORTEDLY ON FIRE ON FLOYD ST. THE TIME WAS ESTIMATED BASED ON RADAR DATA. |
| Jul 7, 8:51 PM EDT | HAIL 0.75 | Chadbourn, NC |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 00:00Z, 0.4 hours before the alert went out and 190 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.
- Mixed-layer CAPE
- 2344 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 1189 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
446
WUUS52 KILM 080022
SVRILM
NCC047-SCC051-080100-
/O.NEW.KILM.SV.W.0052.170708T0022Z-170708T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington NC
822 PM EDT FRI JUL 7 2017
The National Weather Service in Wilmington has issued a
* Severe Thunderstorm Warning for...
Northwestern Columbus County in southeastern North Carolina...
North central Horry County in northeastern South Carolina...
* Until 900 PM EDT
* At 821 PM EDT, a severe thunderstorm was located near Cherry Grove,
or 12 miles west of Whiteville, moving east at 35 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage trees and power lines.
* Locations impacted include...
Whiteville, Tabor City, Chadbourn, Fair Bluff, Boardman, Cherry
Grove, Sidney, Southeastern Community College, Clarendon, Williams,
Evergreen, Green Sea, Brunswick, Cerro Gordo and Columbus Regional
Healthcare System.
This includes US Route 74 between mile markers 375 and 393.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3422 7858 3407 7908 3434 7903 3435 7902
3435 7901 3436 7900 3438 7901 3439 7899
3439 7897 3443 7897 3445 7894 3446 7891
3446 7875
TIME...MOT...LOC 0021Z 251DEG 32KT 3428 7891
HAIL...0.75IN
WIND...60MPH
$$
TRA3 follow-up statements
639
WWUS52 KILM 080034
SVSILM
Severe Weather Statement
National Weather Service Wilmington NC
834 PM EDT FRI JUL 7 2017
NCC047-SCC051-080100-
/O.CON.KILM.SV.W.0052.000000T0000Z-170708T0100Z/
Columbus NC-Horry SC-
834 PM EDT FRI JUL 7 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM EDT
FOR NORTHWESTERN COLUMBUS AND NORTH CENTRAL HORRY COUNTIES...
At 833 PM EDT, a severe thunderstorm was located over Chadbourn,
moving northeast at 30 mph. A second severe thunderstorm was located
2 miles east of Tabor City, also moving northeast at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage trees and power lines.
Locations impacted include...
Whiteville, Tabor City, Chadbourn, Fair Bluff, Boardman, Cherry
Grove, Sidney, Southeastern Community College, Clarendon, Williams,
Evergreen, Green Sea, Brunswick, Cerro Gordo and Columbus Regional
Healthcare System.
This includes US Route 74 between mile markers 375 and 393.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3422 7858 3407 7908 3434 7903 3435 7902
3435 7901 3436 7900 3438 7901 3439 7899
3439 7897 3443 7897 3445 7894 3446 7891
3446 7875
TIME...MOT...LOC 0033Z 240DEG 25KT 3434 7880
HAIL...0.75IN
WIND...60MPH
$$
TRA255
WWUS52 KILM 080041
SVSILM
Severe Weather Statement
National Weather Service Wilmington NC
841 PM EDT FRI JUL 7 2017
SCC051-080050-
/O.CAN.KILM.SV.W.0052.000000T0000Z-170708T0100Z/
Horry SC-
841 PM EDT FRI JUL 7 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL HORRY COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area, and the warning has been cancelled.
LAT...LON 3413 7887 3432 7890 3446 7875 3422 7858
TIME...MOT...LOC 0040Z 250DEG 31KT 3416 7883
$$
NCC047-080100-
/O.CON.KILM.SV.W.0052.000000T0000Z-170708T0100Z/
Columbus NC-
841 PM EDT FRI JUL 7 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM EDT
FOR NORTHWESTERN COLUMBUS COUNTY...
At 840 PM EDT, a severe thunderstorm was located over Sidney, or 13
miles southwest of Whiteville, moving east at 35 mph. A second
severe thunderstorm was located about 5 miles northwest of
Whiteville, also moving northeast at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage trees and power lines.
Locations impacted include...
Whiteville, Tabor City, Chadbourn, Williams, Sidney, Southeastern
Community College, Clarendon, Brunswick and Columbus Regional
Healthcare System.
This includes US Route 74 between mile markers 383 and 393.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3413 7887 3432 7890 3446 7875 3422 7858
TIME...MOT...LOC 0040Z 250DEG 31KT 3416 7883
HAIL...0.75IN
WIND...60MPH
$$
TRA524
WWUS52 KILM 080047
SVSILM
Severe Weather Statement
National Weather Service Wilmington NC
847 PM EDT FRI JUL 7 2017
NCC047-080057-
/O.CAN.KILM.SV.W.0052.000000T0000Z-170708T0100Z/
Columbus NC-
847 PM EDT FRI JUL 7 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN COLUMBUS COUNTY
IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning has been cancelled. However gusty winds are
still possible with this thunderstorm.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Wilmington.
LAT...LON 3413 7887 3432 7890 3446 7875 3422 7858
TIME...MOT...LOC 0046Z 251DEG 32KT 3418 7876
$$
TRAThe office that day
Everything else NWS Wilmington, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 8:13 PM EDT | Special Weather Statement | ILM | Columbus | 17 min |
| Jul 7, 8:49 PM EDT | Special Weather Statement | ILM | Columbus | 26 min |
| Jul 7, 11:38 PM EDT | Special Weather Statement | ILM | Columbus | 37 min |
| Jul 8, 12:00 AM EDT | Special Weather Statement | ILM | Columbus | 45 min |
| Jul 8, 12:04 AM EDT | Severe Thunderstorm Warning | ILM | Bladen, Columbus | 14 min |
| Jul 8, 3:08 PM EDT | Special Weather Statement | ILM | Robeson | 67 min |
| Jul 8, 3:30 PM EDT | Special Weather Statement | ILM | Robeson | 60 min |
| Jul 8, 6:20 PM EDT | Special Weather Statement | ILM | Columbus | 25 min |
| Jul 7, 8:00 PM EDT | Special Weather Statement | ILM | Horry | 15 min |
| Jul 7, 9:07 PM EDT | Special Weather Statement | ILM | Williamsburg | 23 min |
| Jul 7, 9:43 PM EDT | Special Weather Statement | ILM | Florence | 32 min |
| Jul 7, 11:12 PM EDT | Special Weather Statement | ILM | Horry | 33 min |
| Jul 7, 11:19 PM EDT | Severe Thunderstorm Warning | ILM | Horry | 26 min |
| Jul 8, 1:52 AM EDT | Special Marine Warning | ILM | 38 min | |
| Jul 8, 2:40 AM EDT | Special Marine Warning | ILM | 20 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2017Severe Thunderstorm Warnings in South Carolina, 2017Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.