Alert archive / Georgia / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 70, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at May 17, 2012, 3:53 PM EDT for Bulloch County, Effingham County, Georgia. It was in force for 67 min. 3 reports 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 17, 2012, 3:53 PM EDT (19:53 UTC)
- Expired
- May 17, 2012, 5:00 PM EDT
- In force
- 67 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
Counties Bulloch County, GA, Effingham County, GA
The radar
The Charleston,SC radar (KCLX), 33 km from the middle of the area, began a volume at 19:55 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 17, 4:02 PM EDT | TSTM WND DMG | 5 Nne Springfield, GA | TREES AND POWER LINES DOWN BLOCKING OLD DIXIE HWY |
| May 17, 4:17 PM EDT | TSTM WND DMG | Guyton, GA | PUBLIC REPORTED A 2 FOOT DIAMETER TREE LIMB DOWNED AND ABOUT 10 MINUTES OF DIME SIZE HAIL IN GUYTON. |
| May 17, 4:17 PM EDT | HAIL 0.7 | Guyton, GA | PUBLIC REPORTED A 2 FOOT DIAMETER TREE LIMB DOWNED AND ABOUT 10 MINUTES OF DIME SIZE HAIL IN GUYTON. |
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 12:00Z, 7.9 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
- 1254 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 592 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -19 m²/s²
- 0-3 km storm-relative helicity
- 1 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -0.8
The text
As transmitted, in the capitals the NWS used until 2016.
821
WUUS52 KCHS 171953
SVRCHS
GAC031-103-172100-
/O.NEW.KCHS.SV.W.0070.120517T1953Z-120517T2100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
353 PM EDT THU MAY 17 2012
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN BULLOCH COUNTY IN SOUTHEAST GEORGIA...
EFFINGHAM COUNTY IN SOUTHEAST GEORGIA...
* UNTIL 500 PM EDT
* AT 353 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM...NEAR GUYTON...MOVING WEST AT 10 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...
GUYTON...SHAWNEE...PINEORA...EGYPT...MARLOW...STILSON...LEEFIELD...
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 3257 8134 3256 8128 3254 8128 3252 8124
3245 8120 3244 8121 3239 8118 3238 8118
3234 8115 3235 8114 3234 8113 3233 8114
3221 8160 3245 8167
TIME...MOT...LOC 1953Z 070DEG 9KT 3239 8141
$$3 follow-up statements
041
WWUS52 KCHS 172013
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
413 PM EDT THU MAY 17 2012
GAC031-103-172100-
/O.CON.KCHS.SV.W.0070.000000T0000Z-120517T2100Z/
BULLOCH GA-EFFINGHAM GA-
413 PM EDT THU MAY 17 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR EFFINGHAM AND SOUTHEASTERN BULLOCH COUNTIES...
AT 412 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM NEAR TUSCULUM...MOVING WEST AT 10 MPH.
PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
HAIL UP TO QUARTER SIZE...
TORRENTIAL RAIN WHICH MAY PRODUCE LOCALIZED FLOODING...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...BAY...
CLYO...EBENEZER...EGYPT...GUYTON...LEEFIELD...MARLOW...PINEORA...
SHAWNEE...SPRINGFIELD...STILLWELL AND STILSON.
THIS THUNDERSTORM HAS DOWNED TREES AND POWER LINES ON OLD DIXIE
HIGHWAY NEAR SPRINGFIELD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING LARGE HAIL...DAMAGING
WINDS OF 58 MPH OR GREATER...DEADLY LIGHTNING AND VERY HEAVY RAIN. GO
INSIDE A STURDY SHELTER. MOVE TO AN INTERIOR ROOM AND STAY AWAY FROM
WINDOWS.
TO REPORT SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS...AND
POWER LINES...PLEASE CONTACT THE CHARLESTON NATIONAL WEATHER SERVICE
TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO
CHS.SKYWARN@NOAA.GOV.
&&
LAT...LON 3257 8134 3256 8128 3254 8128 3252 8124
3245 8120 3244 8121 3239 8118 3238 8118
3234 8115 3235 8114 3234 8113 3233 8114
3221 8160 3245 8167
TIME...MOT...LOC 2012Z 070DEG 9KT 3240 8143
$$209
WWUS52 KCHS 172030
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
430 PM EDT THU MAY 17 2012
GAC031-103-172100-
/O.CON.KCHS.SV.W.0070.000000T0000Z-120517T2100Z/
BULLOCH GA-EFFINGHAM GA-
430 PM EDT THU MAY 17 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR EFFINGHAM AND SOUTHEASTERN BULLOCH COUNTIES...
AT 430 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM
ARCOLA TO BERRYVILLE...MOVING WEST AT 10 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...BAY...
CLYO...EBENEZER...EGYPT...GUYTON...LEEFIELD...MARLOW...PINEORA...
SHAWNEE...SPRINGFIELD...STILLWELL AND STILSON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING DAMAGING WINDS. TREES...TREE
LIMBS AND POWER LINES HAVE BEEN REPORTED DOWN NORTH OF SPRINGFIELD
AND IN GUYTON. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS.
&&
LAT...LON 3257 8134 3256 8128 3254 8128 3252 8124
3245 8120 3244 8121 3239 8118 3238 8118
3234 8115 3235 8114 3234 8113 3233 8114
3221 8160 3245 8167
TIME...MOT...LOC 2030Z 070DEG 9KT 3234 8160 3242 8126
$$279
WWUS52 KCHS 172054
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
454 PM EDT THU MAY 17 2012
GAC031-103-172103-
/O.EXP.KCHS.SV.W.0070.000000T0000Z-120517T2100Z/
BULLOCH GA-EFFINGHAM GA-
454 PM EDT THU MAY 17 2012
...THE SEVERE THUNDERSTORM WARNING FOR EFFINGHAM COUNTY WILL
EXPIRE AT 500 PM EDT...
AT 453 PM EDT...RADAR INDICATED THAT THE SEVERE THUNDERSTORM WHICH
PROMPTED THE WARNING HAD MOVED OUT OF THE WARNED AREA...THUS THE
SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE.
A NEW SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR BULLOCH
COUNTY UNTIL 545 PM EDT.
TO REPORT SEVERE WEATHER SUCH AS HAIL...DOWNED TREES...LIMBS...AND
POWER LINES...PLEASE CONTACT THE CHARLESTON NATIONAL WEATHER SERVICE
TOLL FREE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO
CHS.SKYWARN@NOAA.GOV.
LAT...LON 3257 8134 3256 8128 3254 8128 3252 8124
3245 8120 3244 8121 3239 8118 3238 8118
3234 8115 3235 8114 3234 8113 3233 8114
3221 8160 3245 8167
TIME...MOT...LOC 2053Z 070DEG 9KT 3232 8166 3240 8132
$$The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 1:09 AM EDT | Special Marine Warning | CHS | 111 min | |
| May 17, 2:52 AM EDT | Special Marine Warning | CHS | 93 min | |
| May 17, 2:40 PM EDT | Special Weather Statement | CHS | McIntosh | 35 min |
| May 17, 2:44 PM EDT | Special Weather Statement | CHS | Bryan | 31 min |
| May 17, 2:56 PM EDT | Severe Thunderstorm Warning | CHS | McIntosh | 47 min |
| May 17, 2:59 PM EDT | Special Weather Statement | CHS | Effingham | 31 min |
| May 17, 3:29 PM EDT | Special Marine Warning | CHS | 61 min | |
| May 17, 3:39 PM EDT | Special Weather Statement | CHS | Chatham | 36 min |
| May 17, 3:45 PM EDT | Special Weather Statement | CHS | Effingham | 30 min |
| May 17, 3:53 PM EDT | Small Craft Advisory | CHS | 4 days | |
| May 17, 4:23 PM EDT | Special Weather Statement | CHS | Chatham | 37 min |
| May 17, 4:45 PM EDT | Areal Flood Advisory | CHS | Chatham | 60 min |
| May 17, 4:51 PM EDT | Severe Thunderstorm Warning | CHS | Bulloch, Candler, Evans, Screven | 54 min |
| May 17, 6:19 PM EDT | Special Weather Statement | CHS | Jenkins | 41 min |
| May 17, 7:27 PM EDT | Special Weather Statement | CHS | Long | 33 min |
Nearby
Severe 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.