Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 77, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at May 22, 2012, 5:28 PM EDT for Beaufort County, Jasper County, South Carolina; Bryan County, Chatham County, Georgia. 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 22, 2012, 5:28 PM EDT (21:28 UTC)
- Expired
- May 22, 2012, 6:13 PM EDT
- In force
- 45 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
Counties Bryan County, GA, Chatham County, GA, Beaufort County, SC, Jasper County, SC
The radar
The Charleston,SC radar (KCLX), 72 km from the middle of the area, began a volume at 21:31 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 22, 3:32 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 9.5 hours before the alert went out and 130 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
- 831 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 1209 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
848
WUUS52 KCHS 222128
SVRCHS
GAC029-051-SCC013-053-222230-
/O.NEW.KCHS.SV.W.0077.120522T2128Z-120522T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
528 PM EDT TUE MAY 22 2012
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN BRYAN COUNTY IN SOUTHEAST GEORGIA...
EASTERN CHATHAM COUNTY IN SOUTHEAST GEORGIA...
SOUTHWESTERN BEAUFORT COUNTY IN SOUTHEAST SOUTH CAROLINA...
SOUTH CENTRAL JASPER COUNTY IN SOUTHEAST SOUTH CAROLINA...
* UNTIL 630 PM EDT
* AT 528 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM...NEAR SAVANNAH...MOVING EAST AT 20 MPH.
PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
HAIL UP TO QUARTER SIZE...
* SOME LOCATIONS IN THE WARNING INCLUDE...
THUNDERBOLT...SAVANNAH...RIVERSIDE...WHITEMARSH ISLAND...WILMINGTON
ISLAND...BELLINGER HILL AREA...FORT PULASKI NATIONAL MONUMENT...
FORT PULASKI NATIONAL MONUMENT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE SHELTER AS THUNDERSTORMS APPROACH.
REPORT HAIL...DOWNED TREES...LIMBS...AND POWER LINES DIRECTLY TO THE
CHARLESTON NATIONAL WEATHER SERVICE AT 1-888-383-2024...WHEN IT IS
SAFE TO DO SO.
&&
LAT...LON 3180 8123 3212 8117 3230 8067 3220 8067
3214 8074 3210 8082 3211 8084 3205 8089
3203 8087 3203 8084 3200 8083 3197 8085
3183 8103 3178 8105
TIME...MOT...LOC 2128Z 263DEG 19KT 3204 8108
$$2 follow-up statements
345
WWUS52 KCHS 222143
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
543 PM EDT TUE MAY 22 2012
GAC029-051-SCC013-053-222230-
/O.CON.KCHS.SV.W.0077.000000T0000Z-120522T2230Z/
BRYAN GA-JASPER SC-CHATHAM GA-BEAUFORT SC-
543 PM EDT TUE MAY 22 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM EDT
FOR SOUTHWESTERN BEAUFORT...SOUTHEASTERN CHATHAM...SOUTH CENTRAL
JASPER AND SOUTHEASTERN BRYAN COUNTIES...
AT 543 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM
DAUFUSKIE ISLAND TO OSSABAW ISLAND...MOVING EAST AT 20 MPH.
PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
HAIL UP TO QUARTER SIZE...
TORRENTIAL RAIN WHICH MAY PRODUCE LOCALIZED FLOODING...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...FORT
PULASKI NATIONAL MONUMENT...ISLE OF HOPE...MONTGOMERY...OSSABAW
SOUND...SANDFLY...SAVANNAH...SKIDAWAY ISLAND...THUNDERBOLT...TYBEE
ISLAND...VERNONBURG...WASSAW ISLAND...WHITEMARSH ISLAND...WILMINGTON
ISLAND...BELLINGER HILL AREA...FOLLY FIELD...FOREST BEACH...HILTON
HEAD AIRPORT...HILTON HEAD ISLAND AND RIVERSIDE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPORT SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS...AND
POWER LINES...PLEASE CONTACT THE CHARLESTON NATIONAL WEATHER SERVICE
TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO
CHS.SKYWARN@NOAA.GOV.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
TUESDAY EVENING FOR SOUTHEAST GEORGIA AND SOUTHEAST SOUTH CAROLINA.
&&
LAT...LON 3180 8123 3217 8102 3230 8067 3220 8067
3214 8074 3210 8082 3211 8084 3205 8089
3203 8087 3203 8084 3200 8083 3197 8085
3183 8103 3178 8105
TIME...MOT...LOC 2143Z 263DEG 19KT 3216 8089 3183 8108
$$445
WWUS52 KCHS 222213
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
613 PM EDT TUE MAY 22 2012
GAC029-051-SCC013-053-222223-
/O.CAN.KCHS.SV.W.0077.000000T0000Z-120522T2230Z/
BRYAN GA-JASPER SC-CHATHAM GA-BEAUFORT SC-
613 PM EDT TUE MAY 22 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BEAUFORT...
SOUTHEASTERN CHATHAM...SOUTH CENTRAL JASPER AND SOUTHEASTERN BRYAN
COUNTIES HAS BEEN CANCELLED...
AT 613 PM EDT...RADAR INDICATED THAT THE SEVERE THUNDERSTORMS THAT
PROMPTED THE WARNING HAD MOVED OUT OF THE WARNED AREA...THUS THE
SEVERE THUNDERSTORM WARNING HAS BEEN CANCELED.
TO REPORT SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS...AND
POWER LINES...PLEASE CONTACT THE CHARLESTON NATIONAL WEATHER SERVICE
TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO
CHS.SKYWARN@NOAA.GOV.
LAT...LON 3180 8123 3217 8102 3230 8067 3220 8067
3214 8074 3210 8082 3211 8084 3205 8089
3203 8087 3203 8084 3200 8083 3197 8085
3183 8103 3178 8105
TIME...MOT...LOC 2213Z 263DEG 19KT 3218 8070 3185 8090
$$The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 2:57 PM EDT | Special Weather Statement | CHS | Berkeley | 33 min |
| May 22, 3:34 PM EDT | Special Weather Statement | CHS | Berkeley | 26 min |
| May 22, 3:44 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley, Charleston | 61 min |
| May 22, 5:06 PM EDT | Special Weather Statement | CHS | Hampton | 24 min |
| May 22, 5:14 PM EDT | Special Weather Statement | CHS | Charleston | 31 min |
| May 22, 5:19 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley, Charleston, Dorchester | 56 min |
| May 22, 6:16 PM EDT | Special Weather Statement | CHS | Berkeley | 59 min |
| May 22, 6:21 PM EDT | Special Weather Statement | CHS | Colleton | 24 min |
| May 22, 6:33 PM EDT | Severe Thunderstorm Warning | CHS | Beaufort, Charleston, Colleton, Dorchester | 57 min |
| May 22, 6:51 PM EDT | Special Weather Statement | CHS | Berkeley | 54 min |
| May 22, 7:00 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley, Dorchester | 60 min |
| May 22, 7:20 PM EDT | Severe Thunderstorm Warning | CHS | Berkeley, Charleston, Dorchester | 55 min |
| May 22, 3:05 PM EDT | Severe Thunderstorm Warning | CHS | Evans, Tattnall | 55 min |
| May 22, 3:51 PM EDT | Severe Thunderstorm Warning | CHS | Bryan, Evans, Liberty, Tattnall | 36 min |
| May 22, 4:23 PM EDT | Special Weather Statement | CHS | Long | 37 min |
| May 22, 4:26 PM EDT | Special Weather Statement | CHS | Screven | 34 min |
| May 22, 4:34 PM EDT | Severe Thunderstorm Warning | CHS | Bulloch, Effingham, Screven | 40 min |
| May 22, 5:12 PM EDT | Special Weather Statement | CHS | Chatham | 33 min |
| May 22, 5:31 PM EDT | Special Marine Warning | CHS | 89 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2012Severe Thunderstorm Warnings in Georgia, 2012Every severe thunderstorm warning in 2012
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.