Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 12, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Mar 27, 2021, 1:39 PM EDT for Avery County, Burke County, Caldwell County, North Carolina. It was in force for 66 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
- Mar 27, 2021, 1:39 PM EDT (17:39 UTC)
- Expired
- Mar 27, 2021, 2:45 PM EDT
- In force
- 66 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Avery County, NC, Burke County, NC, Caldwell County, NC
The radar
The Greer radar (KGSP), 135 km from the middle of the area, began a volume at 17:41 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, 5.7 hours before the alert went out and 166 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2434 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
474
WUUS52 KGSP 271739
SVRGSP
NCC011-023-027-271845-
/O.NEW.KGSP.SV.W.0012.210327T1739Z-210327T1845Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Greenville-Spartanburg SC
139 PM EDT Sat Mar 27 2021
The National Weather Service in Greenville-Spartanburg has issued a
* Severe Thunderstorm Warning for...
Caldwell County in western North Carolina...
Avery County in western North Carolina...
Northwestern Burke County in western North Carolina...
* Until 245 PM EDT.
* At 138 PM EDT, a severe thunderstorm was located 8 miles south of
Newland, or near Linville Falls, moving east at 45 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...
Lenoir, Newland, Blowing Rock In Caldwell County, Elk Park, Cedar
Rock, Crossnore, Sugar Mountain, Seven Devils, Grandfather Mountain
State Park and Linville Falls.
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 3611 8181 3612 8169 3612 8155 3610 8152
3609 8145 3607 8144 3608 8143 3587 8140
3589 8191 3596 8194 3594 8196 3593 8196
3591 8198 3595 8204 3616 8199 3616 8183
TIME...MOT...LOC 1738Z 267DEG 54KT 3597 8190
HAIL...1.00IN
WIND...60MPH
$$
SW1 follow-up statement
804
WWUS52 KGSP 271812
SVSGSP
Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
212 PM EDT Sat Mar 27 2021
NCC011-271822-
/O.CAN.KGSP.SV.W.0012.000000T0000Z-210327T1845Z/
Avery NC-
212 PM EDT Sat Mar 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR AVERY COUNTY IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area, therefore the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
western North Carolina.
LAT...LON 3612 8155 3610 8152 3609 8147 3609 8145
3607 8144 3607 8143 3587 8140 3589 8186
3612 8169
TIME...MOT...LOC 1812Z 267DEG 54KT 3599 8138
$$
NCC023-027-271845-
/O.CON.KGSP.SV.W.0012.000000T0000Z-210327T1845Z/
Caldwell NC-Burke NC-
212 PM EDT Sat Mar 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR CALDWELL AND NORTHWESTERN BURKE COUNTIES...
At 212 PM EDT, a severe thunderstorm was located 8 miles southwest of
Boomer, or 5 miles northeast of Cedar Rock, moving east at 60 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...
Lenoir, Blowing Rock In Caldwell County, Cedar Rock, Edgemont, Globe,
Collettsville, Patterson, Upton and Gamewell.
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 3612 8155 3610 8152 3609 8147 3609 8145
3607 8144 3607 8143 3587 8140 3589 8186
3612 8169
TIME...MOT...LOC 1812Z 267DEG 54KT 3599 8138
HAIL...1.00IN
WIND...60MPH
$$
RMThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 12:51 AM EDT | Areal Flood Advisory | GSP | Rowan | 4 hr |
| Mar 27, 6:05 AM EDT | River Flood Advisory | GSP | Cleveland | 15 hr |
| Mar 27, 11:58 AM EDT | Special Weather Statement | GSP | Graham, Swain | 62 min |
| Mar 27, 12:35 PM EDT | Special Weather Statement | GSP | Madison | 55 min |
| Mar 27, 12:50 PM EDT | Flash Flood Watch | GSP | Avery, Buncombe, Burke, Caldwell, Graham, Haywood and 11 more | 23 hr |
| Mar 27, 12:59 PM EDT | Special Weather Statement | GSP | Avery, Mitchell, Yancey | 61 min |
| Mar 27, 1:23 PM EDT | Special Weather Statement | GSP | Buncombe | 67 min |
| Mar 27, 1:30 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe | 45 min |
| Mar 27, 1:32 PM EDT | Severe Thunderstorm Warning | GSP | Davie, Iredell, Rowan | 43 min |
| Mar 27, 1:53 PM EDT | Severe Thunderstorm Warning | GSP | Burke, Caldwell, McDowell | 55 min |
| Mar 27, 2:00 PM EDT | Severe Thunderstorm Warning | GSP | Burke, Cleveland, McDowell, Rutherford | 45 min |
| Mar 27, 2:19 PM EDT | Severe Thunderstorm Warning | GSP | Alexander, Caldwell | 29 min |
| Mar 27, 2:29 PM EDT | Special Weather Statement | GSP | Cleveland, Polk, Rutherford | 31 min |
| Mar 27, 2:45 PM EDT | Special Weather Statement | GSP | Alexander, Catawba, Cleveland, Davie, Gaston, Iredell and 1 more | 45 min |
| Mar 27, 3:15 PM EDT | Special Weather Statement | GSP | Davie, Iredell, Rowan | 45 min |
| Mar 27, 3:24 PM EDT | Special Weather Statement | GSP | Cleveland, Gaston, Lincoln | 51 min |
| Mar 27, 3:53 PM EDT | Special Weather Statement | GSP | Cabarrus, Gaston, Mecklenburg, Rowan | 52 min |
| Mar 27, 3:59 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Mecklenburg | 31 min |
| Mar 27, 4:17 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Rowan | 28 min |
| Mar 27, 5:04 PM EDT | Special Weather Statement | GSP | Union | 41 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.