Alert archive / South Carolina / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 5, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at Feb 15, 2021, 7:27 PM EST for Hampton County, Jasper County, South Carolina. It was in force for 32 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
- Feb 15, 2021, 7:27 PM EST (00:27 UTC)
- Expired
- Feb 15, 2021, 7:59 PM EST
- In force
- 32 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Hampton County, SC, Jasper County, SC
The radar
The Charleston,SC radar (KCLX), 6 km from the middle of the area, began a volume at 00:26 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 |
|---|---|---|---|
| Feb 15, 7:36 PM EST | HAIL 1.5 | 1 E Pineland, SC | A REPORT ON SOCIAL MEDIA SHOWS AN IMAGE OF 1.5 INCH (PING PONG BALL SIZE) HAIL NEAR CALF PEN BAY ROAD. |
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, 0.5 hours before the alert went out and 107 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
- 17 J/kg
- Mixed-layer CIN
- -168 J/kg
- Mixed-layer LCL
- 440 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 622 m²/s²
- 0-3 km storm-relative helicity
- 717 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.3
The text
As transmitted.
955
WUUS52 KCHS 160027
SVRCHS
SCC049-053-160115-
/O.NEW.KCHS.SV.W.0005.210216T0027Z-210216T0115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston SC
727 PM EST Mon Feb 15 2021
The National Weather Service in Charleston has issued a
* Severe Thunderstorm Warning for portions of...
Hampton County in southeastern South Carolina...
Jasper County in southeastern South Carolina...
* Until 815 PM EST.
* At 726 PM EST, a severe thunderstorm was located near Ebenezer,
moving north at 70 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 trees and powerlines.
* Locations impacted include...
Ridgeland, Hampton, Yemassee, Lake Warren State Park, Hardeeville,
Varnville, Furman, Crocketville, Coosawhatchie, Tarboro, Grays,
Switzerland, Pineland, Early Branch and Tillman.
This warning includes I-95 in South Carolina between mile markers 7
and 40.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Report damage directly to the Charleston National Weather Service at
888-383-2024 when it is safe to do so.
&&
LAT...LON 3294 8102 3270 8084 3228 8107 3245 8120
3246 8119 3248 8121 3258 8121 3295 8116
TIME...MOT...LOC 0026Z 198DEG 59KT 3241 8113
HAIL...1.50IN
WIND...60MPH
$$
JRL3 follow-up statements
669
WWUS52 KCHS 160038
SVSCHS
Severe Weather Statement
National Weather Service Charleston SC
738 PM EST Mon Feb 15 2021
SCC049-053-160115-
/O.CON.KCHS.SV.W.0005.000000T0000Z-210216T0115Z/
Hampton SC-Jasper SC-
738 PM EST Mon Feb 15 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EST
FOR HAMPTON AND JASPER COUNTIES...
At 738 PM EST, a severe thunderstorm was located near Gillisonville,
moving north at 70 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Minor hail damage to vehicles is possible. Expect wind
damage to trees and powerlines.
Locations impacted include...
Ridgeland, Hampton, Yemassee, Varnville, Furman, Crocketville,
Coosawhatchie, Grays, Pineland, Early Branch, Cummings,
Gillisonville, Robertville and McPhersonville.
This warning includes I-95 in South Carolina between mile markers 23
and 40.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Report damage directly to the Charleston National Weather Service at
888-383-2024 when it is safe to do so.
&&
LAT...LON 3294 8102 3270 8084 3249 8095 3255 8121
3258 8121 3295 8116
TIME...MOT...LOC 0038Z 198DEG 59KT 3260 8106
HAIL...1.25IN
WIND...60MPH
$$
JRL438
WWUS52 KCHS 160054
SVSCHS
Severe Weather Statement
National Weather Service Charleston SC
754 PM EST Mon Feb 15 2021
SCC053-160104-
/O.CAN.KCHS.SV.W.0005.000000T0000Z-210216T0115Z/
Jasper SC-
754 PM EST Mon Feb 15 2021
...THE SEVERE THUNDERSTORM WARNING FOR JASPER COUNTY IS CANCELLED...
The immediate risk for severe weather has ended.
LAT...LON 3294 8102 3270 8084 3272 8091 3281 8110
TIME...MOT...LOC 0054Z 198DEG 59KT 3286 8096
$$
SCC049-160115-
/O.CON.KCHS.SV.W.0005.000000T0000Z-210216T0115Z/
Hampton SC-
754 PM EST Mon Feb 15 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EST
FOR HAMPTON COUNTY...
At 754 PM EST, a severe thunderstorm was located near Islandton,
moving north at 70 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and powerlines.
Locations impacted include...
Yemassee, Varnville, Early Branch, Cummings and Almeda Intersection.
This warning includes I-95 in South Carolina near mile marker 40.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Report damage directly to the Charleston National Weather Service at
888-383-2024 when it is safe to do so.
&&
LAT...LON 3294 8102 3270 8084 3272 8091 3281 8110
TIME...MOT...LOC 0054Z 198DEG 59KT 3286 8096
HAIL...<.75IN
WIND...60MPH
$$
JRL598
WWUS52 KCHS 160059
SVSCHS
Severe Weather Statement
National Weather Service Charleston SC
759 PM EST Mon Feb 15 2021
SCC049-160109-
/O.CAN.KCHS.SV.W.0005.000000T0000Z-210216T0115Z/
Hampton SC-
759 PM EST Mon Feb 15 2021
...THE SEVERE THUNDERSTORM WARNING FOR HAMPTON COUNTY IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore the warning has
been cancelled.
LAT...LON 3294 8102 3270 8084 3272 8091 3281 8110
TIME...MOT...LOC 0057Z 198DEG 59KT 3294 8093
$$
JRLThe office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 15, 7:01 PM EST | Severe Thunderstorm Warning | CHS | Jasper | 29 min |
| Feb 15, 7:19 PM EST | Special Weather Statement | CHS | Jasper | 26 min |
| Feb 15, 7:39 PM EST | Special Marine Warning | CHS | 87 min | |
| Feb 15, 8:59 PM EST | Special Marine Warning | CHS | 61 min | |
| Feb 15, 9:33 PM EST | Special Marine Warning | CHS | 57 min | |
| Feb 15, 9:39 PM EST | Special Marine Warning | CHS | 110 min | |
| Feb 15, 10:15 PM EST | Special Marine Warning | CHS | 2 hr | |
| Feb 15, 10:32 PM EST | Special Marine Warning | CHS | 21 min | |
| Feb 16, 12:07 AM EST | Special Marine Warning | CHS | 33 min | |
| Feb 16, 3:24 AM EST | Marine Dense Fog Advisory | CHS | 5 hr |
Nearby
Severe Thunderstorm Warnings in South 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.