Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 61, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at May 29, 2021, 3:25 PM EDT for Alamance County, Guilford County, North Carolina. It was in force for 38 min. 1 report 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
- May 29, 2021, 3:25 PM EDT (19:25 UTC)
- Expired
- May 29, 2021, 4:03 PM EDT
- In force
- 38 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Alamance County, NC, Guilford County, NC
The radar
The Raleigh/Durham radar (KRAX), 101 km from the middle of the area, began a volume at 19:25 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 |
|---|---|---|---|
| May 29, 3:31 PM EDT | HAIL 1 | 2 Sse Forest Oaks, NC | QUART SIZE HAIL REPORTED AT CORNER OF WOODY MILL ROAD AND LIBERTY ROAD IN FOREST OAKS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.4 hours before the alert went out and 37 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
- 111 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 695 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- -46 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
120
WUUS52 KRAH 291925
SVRRAH
NCC001-081-292030-
/O.NEW.KRAH.SV.W.0061.210529T1925Z-210529T2030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Raleigh NC
325 PM EDT Sat May 29 2021
The National Weather Service in Raleigh has issued a
* Severe Thunderstorm Warning for...
Alamance County in central North Carolina...
Southeastern Guilford County in central North Carolina...
* Until 430 PM EDT.
* At 324 PM EDT, a severe thunderstorm was located 8 miles south of
Greensboro, moving east at 25 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Greensboro, Burlington, Graham, Mebane, McLeansville, Elon,
Gibsonville, Pleasant Garden, Haw River and Swepsonville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This thunderstorm is capable of producing all types of severe
weather including extremely large hail, destructive straight line
winds and tornadoes.
Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.
&&
LAT...LON 3624 7926 3589 7926 3591 7982 3601 7987
3625 7945
TIME...MOT...LOC 1924Z 251DEG 21KT 3597 7977
HAIL...1.50IN
WIND...60MPH
$$
103 follow-up statements
739
WWUS52 KRAH 291943
SVSRAH
Severe Weather Statement
National Weather Service Raleigh NC
343 PM EDT Sat May 29 2021
NCC001-081-292030-
/O.CON.KRAH.SV.W.0061.000000T0000Z-210529T2030Z/
Alamance NC-Guilford NC-
343 PM EDT Sat May 29 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR ALAMANCE AND SOUTHEASTERN GUILFORD COUNTIES...
At 341 PM EDT, a severe thunderstorm was located 8 miles southwest
of Elon, or 10 miles southwest of Burlington, moving east at 40 mph.
This storm has a history of producing quarter size hail.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Burlington, Graham, Mebane, Elon, Gibsonville, Haw River,
Swepsonville, Alamance, Glen Raven and Lake Mackintosh Marina.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
&&
LAT...LON 3618 7926 3589 7926 3591 7969 3601 7968
3609 7962
TIME...MOT...LOC 1941Z 258DEG 33KT 3599 7959
HAIL...1.25IN
WIND...60MPH
$$
10356
WWUS52 KRAH 291954
SVSRAH
Severe Weather Statement
National Weather Service Raleigh NC
354 PM EDT Sat May 29 2021
NCC081-292003-
/O.CAN.KRAH.SV.W.0061.000000T0000Z-210529T2030Z/
Guilford NC-
354 PM EDT Sat May 29 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GUILFORD 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 3590 7954 3604 7954 3609 7926 3589 7926
TIME...MOT...LOC 1953Z 251DEG 21KT 3601 7950
$$
NCC001-292030-
/O.CON.KRAH.SV.W.0061.000000T0000Z-210529T2030Z/
Alamance NC-
354 PM EDT Sat May 29 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR SOUTHERN ALAMANCE COUNTY...
At 353 PM EDT, a severe thunderstorm was located near Elon, or near
Burlington, moving east at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Burlington, Graham, Mebane, Swepsonville, Alamance, Lake Mackintosh
Marina and Saxapahaw.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3590 7954 3604 7954 3609 7926 3589 7926
TIME...MOT...LOC 1953Z 251DEG 21KT 3601 7950
HAIL...1.00IN
WIND...60MPH
$$
10583
WWUS52 KRAH 292003
SVSRAH
Severe Weather Statement
National Weather Service Raleigh NC
403 PM EDT Sat May 29 2021
NCC001-292013-
/O.CAN.KRAH.SV.W.0061.000000T0000Z-210529T2030Z/
Alamance NC-
403 PM EDT Sat May 29 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN ALAMANCE 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 and
heavy rain are still possible with this thunderstorm.
LAT...LON 3590 7954 3604 7954 3609 7926 3589 7926
TIME...MOT...LOC 2001Z 251DEG 21KT 3603 7943
$$
10The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 2:06 PM EDT | Special Weather Statement | RAH | Alamance, Davidson, Forsyth, Guilford, Orange, Person | 54 min |
| May 29, 2:34 PM EDT | Severe Thunderstorm Warning | RAH | Alamance, Davidson, Forsyth, Guilford, Randolph | 56 min |
| May 29, 3:20 PM EDT | Special Weather Statement | RAH | Orange | 55 min |
| May 29, 4:00 PM EDT | Severe Thunderstorm Warning | RAH | Davidson, Randolph | 45 min |
| May 29, 4:13 PM EDT | Special Weather Statement | RAH | Randolph | 62 min |
| May 29, 4:21 PM EDT | Special Weather Statement | RAH | Johnston | 54 min |
| May 29, 4:30 PM EDT | Severe Thunderstorm Warning | RAH | Harnett, Johnston | 45 min |
| May 29, 4:45 PM EDT | Severe Thunderstorm Warning | RAH | Davidson, Randolph | 60 min |
| May 29, 5:14 PM EDT | Severe Thunderstorm Warning | RAH | Johnston, Wayne, Wilson | 46 min |
| May 29, 5:19 PM EDT | Special Weather Statement | RAH | Harnett, Lee | 56 min |
| May 29, 5:23 PM EDT | Severe Thunderstorm Warning | RAH | Harnett, Lee, Moore | 52 min |
| May 29, 5:49 PM EDT | Special Weather Statement | RAH | Montgomery | 56 min |
| May 29, 5:51 PM EDT | Severe Thunderstorm Warning | RAH | Edgecombe, Wayne, Wilson | 39 min |
| May 29, 6:13 PM EDT | Severe Thunderstorm Warning | RAH | Harnett, Johnston | 47 min |
| May 29, 6:27 PM EDT | Special Weather Statement | RAH | Moore | 63 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.