Alert archive / Georgia / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 21, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at May 23, 2010, 9:59 PM EDT for Bryan County, Liberty County, McIntosh County, Georgia. It was in force for 61 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 23, 2010, 9:59 PM EDT (01:59 UTC)
- Expired
- May 23, 2010, 11:00 PM EDT
- In force
- 61 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
Counties Bryan County, GA, Liberty County, GA, McIntosh County, GA
The radar
The Jacksonville radar (KJAX), 124 km from the middle of the area, began a volume at 01:59 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 23, 10:07 PM EDT | HAIL 1 | Halfmoon Landing, GA | 1 INCH HAIL REPORT RELAYED FROM A VOLUNTEER FIREFIGHTER. TIME ESTIMATED FROM RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jacksonville, FL (KJAX), launched 00:00Z, 2.0 hours before the alert went out and 122 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
- 643 J/kg
- Mixed-layer CIN
- -110 J/kg
- Mixed-layer LCL
- 1296 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.6
The text
As transmitted, in the capitals the NWS used until 2016.
559
WUUS52 KCHS 240159
SVRCHS
GAC029-179-191-240300-
/O.NEW.KCHS.SV.W.0021.100524T0159Z-100524T0300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
959 PM EDT SUN MAY 23 2010
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN BRYAN COUNTY IN SOUTHEAST GEORGIA...
SOUTHEASTERN LIBERTY COUNTY IN SOUTHEAST GEORGIA...
MCINTOSH COUNTY IN SOUTHEAST GEORGIA...
* UNTIL 1100 PM EDT
* AT 955 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM...NEAR KELLER...MOVING SOUTH AT 15 MPH.
PREPARE NOW FOR THE FOLLOWING HAZARDS...
DAMAGING WINDS IN EXCESS OF 60 MPH...
HALF DOLLAR SIZE HAIL...
TORRENTIAL RAIN WHICH MAY PRODUCE LOCALIZED FLOODING...
* SOME LOCATIONS IN THE WARNING INCLUDE...
KELLER...BELFAST...SUNBURY...CROSSROADS...RICEBORO...RETREAT...
HALFMOON LANDING...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REPORT HAIL...DOWNED TREES...LIMBS...AND POWER LINES DIRECTLY TO THE
CHARLESTON NATIONAL WEATHER SERVICE AT 1-888-383-2024.
&&
LAT...LON 3127 8139 3140 8158 3153 8167 3158 8156
3170 8149 3188 8149 3186 8114 3173 8119
3170 8119 3170 8113 3162 8113 3156 8117
3160 8119 3155 8126 3153 8125 3155 8120
3150 8118 3138 8130 3130 8129 3133 8135
TIME...MOT...LOC 0200Z 354DEG 15KT 3181 8125
$$2 follow-up statements
466
WWUS52 KCHS 240227
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1027 PM EDT SUN MAY 23 2010
GAC029-179-191-240300-
/O.CON.KCHS.SV.W.0021.000000T0000Z-100524T0300Z/
MCINTOSH GA-BRYAN GA-LIBERTY GA-
1027 PM EDT SUN MAY 23 2010
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM EDT
FOR SOUTHEASTERN LIBERTY...SOUTHEASTERN BRYAN AND MCINTOSH
COUNTIES...
AT 1020 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORM
WERE LOCATED NEAR HALFMOON LANDING...OR ABOUT 17 MILES EAST OF
TIBET...MOVING SOUTH AT 25 MPH.
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...BELFAST...
CARNIGAN...COX...CRESCENT...DARIEN...EULONIA...HALFMOON LANDING...
JONES...KELLER...MERIDIAN...MIDWAY...PINE HARBOR...RETREAT...
RICEBORO...RIDGEVILLE...SAPELO ISLAND...SHELLMAN BLUFF...SOUTH
NEWPORT...SUNBURY...TOWNSEND...VALONA AND CROSSROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED WEAK ROTATION WITHIN THIS STORM. IF THE
ROTATION STRENGTHENS...A TORNADO WARNING MAY BE ISSUED.
&&
LAT...LON 3140 8158 3153 8166 3158 8156 3170 8149
3188 8149 3185 8115 3173 8119 3170 8119
3170 8113 3156 8117 3160 8119 3155 8126
3153 8125 3155 8120 3150 8118 3138 8130
3130 8129 3133 8135 3127 8139
TIME...MOT...LOC 0226Z 016DEG 21KT 3164 8134
$$292
WWUS52 KCHS 240259
SVSCHS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
1059 PM EDT SUN MAY 23 2010
GAC029-179-191-240309-
/O.EXP.KCHS.SV.W.0021.000000T0000Z-100524T0300Z/
MCINTOSH GA-BRYAN GA-LIBERTY GA-
1059 PM EDT SUN MAY 23 2010
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LIBERTY...
SOUTHEASTERN BRYAN AND MCINTOSH COUNTIES WILL EXPIRE AT 1100 PM
EDT...
AT 1055 PM EDT...RADAR INDICATED THAT THE THUNDERSTORMS WHICH
PROMPTED THE WARNING HAD WEAKENED...THUS THE SEVERE THUNDERSTORM
WARNING HAS BEEN ALLOWED TO EXPIRE.
ALTHOUGH THE IMMEDIATE THREAT FOR DAMAGING WINDS AND LARGE HAIL HAS
ENDED...THUNDERSTORMS ARE STILL PRODUCING FREQUENT CLOUD TO GROUND
LIGHTNING STRIKES AND WIND GUSTS TO 40 MPH. THE SAFEST COURSE OF
ACTION IS TO REMAIN INDOORS UNTIL THE STORMS HAVE PASSED.
TO REPORT HAIL OR WIND DAMAGE...CONTACT THE CHARLESTON NATIONAL
WEATHER SERVICE AT 1-888-383-2024 OR EMAIL YOUR REPORTS TO
CHS.SKYWARN@NOAA.GOV. REPORTS CAN ALSO BE SENT THROUGH TWITTER USING
#WXREPORT.
LAT...LON 3140 8158 3153 8166 3158 8156 3170 8149
3188 8149 3185 8115 3173 8119 3170 8119
3170 8113 3156 8117 3160 8119 3155 8126
3153 8125 3155 8120 3150 8118 3138 8130
3130 8129 3133 8135 3127 8139
TIME...MOT...LOC 0259Z 016DEG 21KT 3145 8140
$$The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 8:28 PM EDT | Special Marine Warning | CHS | 2 hr | |
| May 23, 8:53 PM EDT | Severe Thunderstorm Warning | CHS | Chatham, Effingham | 67 min |
| May 23, 9:21 PM EDT | Severe Thunderstorm Warning | CHS | Bryan, Chatham, Effingham, Liberty | 54 min |
| May 23, 10:02 PM EDT | Special Marine Warning | CHS | 60 min | |
| May 23, 10:30 PM EDT | Special Weather Statement | CHS | Bulloch, Evans | 30 min |
| May 23, 10:35 PM EDT | Severe Thunderstorm Warning | CHS | Bryan, Bulloch, Liberty | 26 min |
| May 23, 10:39 PM EDT | Severe Thunderstorm Warning | CHS | Bulloch, Candler, Evans, Tattnall | 66 min |
| May 24, 3:36 AM EDT | Small Craft Advisory | CHS | 3 days | |
| May 24, 4:18 PM EDT | Rip Current Statement | CHS | 52 hr | |
| May 24, 5:36 PM EDT | Special Weather Statement | CHS | Chatham | 24 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2010Every severe thunderstorm warning in 2010
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.