Alert archive / Georgia / Special Weather Statements in 2021
Special Weather Statement, NWS Charleston, SC
NWS Charleston, SC issued this special weather statement at Aug 8, 2021, 5:14 PM EDT for McIntosh County, Georgia. It was in force for 16 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
- Aug 8, 2021, 5:14 PM EDT (21:14 UTC)
- Expired
- Aug 8, 2021, 5:30 PM EDT
- In force
- 16 min
- Issued by
- NWS Charleston, SC
- Hail
- 0.00 in
- Wind
- 55
County McIntosh County, GA
The radar
The Jacksonville radar (KJAX), 116 km from the middle of the area, began a volume at 21:17 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 nearest sounding before it
Jacksonville, FL (KJAX), launched 12:00Z, 9.2 hours before the alert went out and 114 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
- 1388 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 742 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
351
WWUS82 KCHS 082114
SPSCHS
Special Weather Statement
National Weather Service Charleston SC
514 PM EDT Sun Aug 8 2021
GAZ139-141-082130-
Coastal Liberty-Coastal McIntosh-
514 PM EDT Sun Aug 8 2021
...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF LIBERTY AND MCINTOSH
COUNTIES...
At 514 PM EDT, National Weather Service doppler radar indicated
strong thunderstorms along a line extending from near Blackbeard
Island to Sapelo Island, and moving southeast at 15 mph.
HAZARD...strong winds 45 to 55 mph and excessive cloud to ground
lightning.
SOURCE...Radar Indicated.
IMPACT...Expect minor damage to tree limbs and blowing around of
light, unsecured objects. All outdoor activities should
cease. Move indoors immediately.
Some locations in the path of these storms include...
Wolf Island, Blackbeard Island and Sapelo Island.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with these storms and may lead
to flooding of low lying and poor drainage areas. Do not drive your
vehicle through flooded roadways.
Excessive cloud to ground lightning is occurring with these storms.
Lightning can strike 15 miles away from a thunderstorm. Seek safe
shelter inside a building or vehicle.
&&
LAT...LON 3142 8134 3164 8118 3162 8110 3140 8122
3134 8125 3133 8132
TIME...MOT...LOC 2114Z 311DEG 12KT 3156 8118 3144 8128
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 2:46 PM EDT | Areal Flood Advisory | CHS | Berkeley, Charleston | 119 min |
| Aug 8, 3:47 PM EDT | Special Marine Warning | CHS | 118 min | |
| Aug 8, 4:23 PM EDT | Areal Flood Advisory | CHS | Charleston | 48 min |
| Aug 8, 3:25 PM EDT | Areal Flood Advisory | CHS | Bryan, Chatham, Liberty | 82 min |
| Aug 8, 3:42 PM EDT | Special Weather Statement | CHS | Chatham | 33 min |
| Aug 8, 3:44 PM EDT | Special Weather Statement | CHS | Chatham | 31 min |
| Aug 8, 4:09 PM EDT | Special Weather Statement | CHS | Chatham | 36 min |
| Aug 8, 4:12 PM EDT | Special Weather Statement | CHS | Liberty | 33 min |
| Aug 8, 4:40 PM EDT | Special Weather Statement | CHS | McIntosh | 35 min |
| Aug 8, 5:55 PM EDT | Areal Flood Advisory | CHS | Bulloch | 58 min |
Nearby
Special Weather Statements in Georgia, 2021Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.