Alert archive / Georgia / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 40, NWS Charleston, SC
NWS Charleston, SC issued this severe thunderstorm warning at Jul 18, 2021, 11:43 AM EDT for Bulloch County, Jenkins County, Screven County, Georgia. It was in force for 62 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
- Jul 18, 2021, 11:43 AM EDT (15:43 UTC)
- Expired
- Jul 18, 2021, 12:45 PM EDT
- In force
- 62 min
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Bulloch County, GA, Jenkins County, GA, Screven County, GA
The radar
The Charleston,SC radar (KCLX), 73 km from the middle of the area, began a volume at 15:43 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 |
|---|---|---|---|
| Jul 18, 12:11 PM EDT | TSTM WND DMG | 5 Wsw Hilltonia, GA | THE SCREVEN COUNTY WARNING POINT REPORTED A POWER LINE DOWN ALONG ANTIOCH 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 12:00Z, 3.7 hours before the alert went out and 170 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
- 962 J/kg
- Mixed-layer CIN
- -70 J/kg
- Mixed-layer LCL
- 983 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
589
WUUS52 KCHS 181543
SVRCHS
GAC031-165-251-181645-
/O.NEW.KCHS.SV.W.0040.210718T1543Z-210718T1645Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston SC
1143 AM EDT Sun Jul 18 2021
The National Weather Service in Charleston has issued a
* Severe Thunderstorm Warning for portions of...
Screven County in southeastern Georgia...
Bulloch County in southeastern Georgia...
Jenkins County in southeastern Georgia...
* Until 1245 PM EDT.
* At 1142 AM EDT, severe thunderstorms were located along a line
extending from Emmalane to near Rocky Ford to near Portal, moving
east at 25 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and powerlines.
* Locations impacted include...
Millen, Sylvania, Portal, Rocky Ford, Woodcliff, Altman, Captolo,
Dover and Scarboro.
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 3292 8177 3291 8176 3292 8174 3262 8156
3251 8193 3258 8196 3261 8184 3280 8196
TIME...MOT...LOC 1542Z 255DEG 20KT 3279 8199 3268 8186 3258 8188
HAIL...0.75IN
WIND...60MPH
$$1 follow-up statement
891
WWUS52 KCHS 181609
SVSCHS
Severe Weather Statement
National Weather Service Charleston SC
1209 PM EDT Sun Jul 18 2021
GAC031-165-181619-
/O.CAN.KCHS.SV.W.0040.000000T0000Z-210718T1645Z/
Bulloch GA-Jenkins GA-
1209 PM EDT Sun Jul 18 2021
...THE SEVERE THUNDERSTORM WARNING FOR BULLOCH AND JENKINS COUNTIES
IS CANCELLED...
The immediate risk for severe weather has ended.
LAT...LON 3287 8179 3291 8176 3292 8174 3262 8156
3258 8172 3266 8183 3273 8184
TIME...MOT...LOC 1609Z 238DEG 32KT 3286 8172 3275 8167 3265 8176
$$
GAC251-181645-
/O.CON.KCHS.SV.W.0040.000000T0000Z-210718T1645Z/
Screven GA-
1209 PM EDT Sun Jul 18 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 PM EDT
FOR SCREVEN COUNTY...
At 1209 PM EDT, severe thunderstorms were located along a line
extending from near Hiltonia to near Sylvania to near Rocky Ford,
moving northeast at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and powerlines.
Locations impacted include...
Sylvania, Rocky Ford, Captolo, Woodcliff and Altman.
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 3287 8179 3291 8176 3292 8174 3262 8156
3258 8172 3266 8183 3273 8184
TIME...MOT...LOC 1609Z 238DEG 32KT 3286 8172 3275 8167 3265 8176
HAIL...<.75IN
WIND...60MPH
$$
MTEThe office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 11:11 AM EDT | Special Weather Statement | CHS | Jenkins | 34 min |
| Jul 18, 11:17 AM EDT | Severe Thunderstorm Warning | CHS | Bulloch, Jenkins | 43 min |
| Jul 18, 12:17 PM EDT | Severe Thunderstorm Warning | CHS | Screven | 43 min |
| Jul 18, 12:41 PM EDT | Special Weather Statement | CHS | Screven | 34 min |
| Jul 18, 3:09 PM EDT | Severe Thunderstorm Warning | CHS | Bryan, Chatham | 55 min |
| Jul 18, 4:22 PM EDT | Special Weather Statement | CHS | Liberty | 23 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 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.