Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 33, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 10, 2021, 6:45 PM EDT for Iredell County, Rowan County, North Carolina. It was in force for 45 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
- May 10, 2021, 6:45 PM EDT (22:45 UTC)
- Expired
- May 10, 2021, 7:30 PM EDT
- In force
- 45 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Iredell County, NC, Rowan County, NC
The radar
The Greer radar (KGSP), 156 km from the middle of the area, began a volume at 22:45 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 12:00Z, 10.8 hours before the alert went out and 93 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
- 28 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 1031 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 196 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
023
WUUS52 KGSP 102245
SVRGSP
NCC097-159-102330-
/O.NEW.KGSP.SV.W.0033.210510T2245Z-210510T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Greenville-Spartanburg SC
645 PM EDT Mon May 10 2021
The National Weather Service in Greenville-Spartanburg has issued a
* Severe Thunderstorm Warning for...
Southeastern Iredell County in the Piedmont of North Carolina...
Southwestern Rowan County in the Piedmont of North Carolina...
* Until 730 PM EDT.
* At 645 PM EDT, a severe thunderstorm was located 9 miles south of
Statesville, or 4 miles southeast of Troutman, moving east at 15
mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor hail damage to vehicles is expected. Expect wind
damage to trees and power lines.
* Locations impacted include...
Mooresville, China Grove, Landis, Enochville, Troutman, Cleveland,
Mount Ulla, Piedmont Research Station, Doolie and Salisbury.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Scattered trees and power lines will be blown down in the warned
area. Seek shelter inside an interior room.
Please report damaging winds, hail, or flooding to the National
Weather Service Greenville-Spartanburg by calling toll free, 1, 800,
2 6 7, 8 1 0 1, or by posting on our Facebook page, or Tweet it using
hashtag nwsgsp. Your message should describe the event and the
specific location where it occurred.
&&
LAT...LON 3550 8057 3551 8072 3560 8094 3562 8092
3563 8093 3577 8087 3570 8048
TIME...MOT...LOC 2245Z 289DEG 12KT 3566 8083
HAIL...1.00IN
WIND...60MPH
$$
RWH1 follow-up statement
331
WWUS52 KGSP 102309
SVSGSP
Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
709 PM EDT Mon May 10 2021
NCC097-102319-
/O.CAN.KGSP.SV.W.0033.000000T0000Z-210510T2330Z/
Iredell NC-
709 PM EDT Mon May 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN IREDELL COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore the warning has been cancelled.
LAT...LON 3550 8057 3551 8072 3552 8074 3554 8074
3567 8077 3575 8074 3570 8048
TIME...MOT...LOC 2309Z 266DEG 15KT 3570 8068
$$
NCC159-102330-
/O.CON.KGSP.SV.W.0033.000000T0000Z-210510T2330Z/
Rowan NC-
709 PM EDT Mon May 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR SOUTHWESTERN ROWAN COUNTY...
At 709 PM EDT, a severe thunderstorm was located 11 miles west of
Salisbury, or near Cleveland, moving east at 15 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor hail damage to vehicles is expected. Expect wind
damage to trees and power lines.
Locations impacted include...
China Grove, Landis, Enochville, Cleveland, Mount Ulla, Piedmont
Research Station, Salisbury and Kannapolis.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Scattered trees and power lines will be blown down in the warned
area. Seek shelter inside an interior room.
Please report damaging winds, hail, or flooding to the National
Weather Service Greenville-Spartanburg by calling toll free, 1, 800,
2 6 7, 8 1 0 1, or by posting on our Facebook page, or Tweet it using
hashtag nwsgsp. Your message should describe the event and the
specific location where it occurred.
&&
LAT...LON 3550 8057 3551 8072 3552 8074 3554 8074
3567 8077 3575 8074 3570 8048
TIME...MOT...LOC 2309Z 266DEG 15KT 3570 8068
HAIL...1.00IN
WIND...60MPH
$$
RWHThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 12:19 AM EDT | Special Weather Statement | GSP | Haywood, Swain | 56 min |
| May 10, 4:21 PM EDT | Special Weather Statement | GSP | Polk | 24 min |
| May 10, 6:00 PM EDT | Special Weather Statement | GSP | Mecklenburg | 30 min |
| May 10, 6:27 PM EDT | Special Weather Statement | GSP | Mecklenburg | 33 min |
| May 10, 6:34 PM EDT | Special Weather Statement | GSP | Iredell | 26 min |
| May 10, 7:23 PM EDT | Severe Thunderstorm Warning | GSP | Rowan | 52 min |
| May 10, 7:32 PM EDT | Special Weather Statement | GSP | Iredell | 28 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2021Every severe thunderstorm warning 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.