Alert archive / Georgia / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 13, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at Apr 15, 2018, 2:26 PM EDT for 4 counties in Georgia. It was in force for 49 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
- Apr 15, 2018, 2:26 PM EDT (18:26 UTC)
- Expired
- Apr 15, 2018, 3:15 PM EDT
- In force
- 49 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Bryan County, GA, Liberty County, GA, Long County, GA, McIntosh County, GA
The radar
The Charleston,SC radar (KCLX), 98 km from the middle of the area, began a volume at 18:26 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 15, 10:12 AM EDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 6.4 hours before the alert went out and 150 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
- 651 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 809 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 147 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.1
The text
As transmitted.
345
WUUS52 KCHS 151826
SVRCHS
GAC029-179-183-191-151915-
/O.NEW.KCHS.SV.W.0013.180415T1826Z-180415T1915Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston SC
226 PM EDT SUN APR 15 2018
The National Weather Service in Charleston has issued a
* Severe Thunderstorm Warning for portions of...
Bryan County in southeastern Georgia...
Liberty County in southeastern Georgia...
McIntosh County in southeastern Georgia...
Long County in southeastern Georgia...
* Until 315 PM EDT
* At 226 PM EDT, a severe thunderstorm was located 7 miles east of
Gardi, moving northeast at 50 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and powerlines.
* Locations impacted include...
Hinesville, Richmond Hill, Tibet, Fort Stewart, Jones, McIntosh,
Walthourville and Riceboro.
This warning includes I-95 in Georgia between mile markers 62 and 93.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted, act quickly and move to a
place of safety inside a sturdy structure such as a basement or small
interior room.
Report damage directly to the Charleston National Weather Service at
1-888-383-2024 when it is safe to do so.
&&
LAT...LON 3154 8166 3160 8175 3214 8148 3200 8130
3195 8129 3192 8126 3191 8126 3191 8124
3189 8123 3191 8122 3188 8122 3190 8118
3185 8114 3179 8118 3175 8123 3175 8125
3174 8124 3142 8160
TIME...MOT...LOC 1826Z 210DEG 42KT 3152 8167
HAIL...0.88IN
WIND...60MPH
$$2 follow-up statements
379
WWUS52 KCHS 151846
SVSCHS
Severe Weather Statement
National Weather Service Charleston SC
246 PM EDT SUN APR 15 2018
GAC029-179-183-191-151915-
/O.CON.KCHS.SV.W.0013.000000T0000Z-180415T1915Z/
Bryan GA-Liberty GA-McIntosh GA-Long GA-
246 PM EDT SUN APR 15 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR BRYAN...LIBERTY...MCINTOSH AND LONG COUNTIES...
At 245 PM EDT, a severe thunderstorm was located 8 miles northeast of
Tibet, moving northeast at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and powerlines.
Locations impacted include...
Hinesville, Richmond Hill, Tibet, Fort Stewart, Jones, McIntosh,
Walthourville and Riceboro.
This warning includes I-95 in Georgia between mile markers 63 and 92.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted act quickly and move to a place
of safety inside a sturdy structure, such as a basement or small
interior room.
Report damage directly to the Charleston National Weather Service at
1-888-383-2024 when it is safe to do so.
&&
LAT...LON 3155 8164 3170 8170 3214 8148 3200 8130
3198 8131 3191 8126 3191 8124 3189 8125
3189 8123 3191 8122 3188 8122 3190 8118
3185 8114 3175 8123 3175 8125 3173 8125
3146 8158
TIME...MOT...LOC 1845Z 210DEG 42KT 3172 8154
HAIL...<.75IN
WIND...60MPH
$$874
WWUS52 KCHS 151908
SVSCHS
Severe Weather Statement
National Weather Service Charleston SC
308 PM EDT SUN APR 15 2018
GAC029-179-183-191-151917-
/O.EXP.KCHS.SV.W.0013.000000T0000Z-180415T1915Z/
Bryan GA-Liberty GA-McIntosh GA-Long GA-
308 PM EDT SUN APR 15 2018
...THE SEVERE THUNDERSTORM WARNING FOR BRYAN...LIBERTY...MCINTOSH AND
LONG COUNTIES WILL EXPIRE AT 315 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore the warning will be allowed to expire. However gusty winds
between 40 and 50 mph are still possible with this thunderstorm.
LAT...LON 3155 8164 3170 8170 3214 8148 3200 8130
3198 8131 3191 8126 3191 8124 3189 8125
3189 8123 3191 8122 3188 8122 3190 8118
3185 8114 3175 8123 3175 8125 3173 8125
3146 8158
TIME...MOT...LOC 1907Z 210DEG 42KT 3194 8139
$$The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 12:10 PM EDT | Special Weather Statement | CHS | Candler, Evans, Jenkins, Tattnall | 50 min |
| Apr 15, 12:57 PM EDT | Special Weather Statement | CHS | Bulloch, Candler, Evans, Long, Tattnall | 48 min |
| Apr 15, 12:59 PM EDT | Special Weather Statement | CHS | Jenkins, Screven | 46 min |
| Apr 15, 1:18 PM EDT | Severe Thunderstorm Warning | CHS | Bulloch, Screven | 42 min |
| Apr 15, 1:32 PM EDT | Special Weather Statement | CHS | Bryan, Effingham, Liberty, McIntosh | 43 min |
| Apr 15, 1:45 PM EDT | Special Weather Statement | CHS | Screven | 45 min |
| Apr 15, 3:16 PM EDT | Special Weather Statement | CHS | McIntosh | 29 min |
| Apr 15, 3:20 PM EDT | Special Weather Statement | CHS | Effingham | 25 min |
| Apr 15, 3:43 PM EDT | Special Weather Statement | CHS | Chatham, McIntosh | 47 min |
| Apr 15, 4:15 PM EDT | Special Weather Statement | CHS | Chatham | 30 min |
| Apr 15, 4:52 PM EDT | Special Weather Statement | CHS | Chatham | 38 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2018Every severe thunderstorm warning in 2018
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.