Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 16, NWS Charleston, SC

April 24, 2021Bryan County, Liberty County, Long County, Georgia

NWS Charleston, SC issued this severe thunderstorm warning at Apr 24, 2021, 9:33 PM EDT for Bryan County, Liberty County, Long County, Georgia. It was in force for 42 min. 2 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: Apr 24, 2021, 9:33 PM EDT (01:33 UTC)
Expired: Apr 24, 2021, 10:15 PM EDT
In force: 42 min
Issued by: NWS Charleston, SC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Bryan County, GA, Liberty County, GA, Long County, GA

The radar

The Charleston,SC radar (KCLX), 121 km from the middle of the area, began a volume at 01:38 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
Apr 24, 9:35 PM EDT	TSTM WND DMG	3 Nw Ludowici, GA	LONG/MCINTOSH WARNING POINT REPORTED TREES DOWN IN THE AREA OF HILTON JUNCTION.
Apr 24, 10:00 PM EDT	TSTM WND DMG	1 Nnw Riceboro, GA	LIBERTY CO WP REPORTED A TREE DOWN NEAR 3287 SOUTH COASTAL HWY AND CAY CREEK RD. TIME ESTIMATED FROM REPORT TIME AND 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, 1.6 hours before the alert went out and 139 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 64 J/kg
Mixed-layer CIN: -157 J/kg
Mixed-layer LCL: 850 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 275 m²/s²
0-3 km storm-relative helicity: 358 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.9

Open this sounding in Storm Lab

The text

As transmitted.

101 
WUUS52 KCHS 250133
SVRCHS
GAC029-179-183-250215-
/O.NEW.KCHS.SV.W.0016.210425T0133Z-210425T0215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Charleston SC
933 PM EDT Sat Apr 24 2021

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...
  Long County in southeastern Georgia...

* Until 1015 PM EDT.

* At 932 PM EDT, a severe thunderstorm was located near Doctortown,
  moving east at 50 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor hail damage to vehicles is possible. Expect wind 
           damage to trees and powerlines.

* Locations impacted include...
  Hinesville, Richmond Hill, Ludowici, Tibet, Fort Stewart, 
  McIntosh, Walthourville, Midway, Riceboro, Flemington, Allenhurst, 
  Gum Branch, Donald and Belfast.

This warning includes I-95 in Georgia between mile markers 75 and 90.
 
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 3184 8194 3210 8142 3182 8124 3169 8147
      3170 8149 3167 8151 3156 8169 3166 8180
      3165 8182 3167 8185 3171 8188 3173 8191
      3175 8191 3176 8194 3179 8195 3179 8198
      3180 8198
TIME...MOT...LOC 0132Z 251DEG 42KT 3170 8188 

HAIL...1.00IN
WIND...60MPH
 
$$

JRL

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 24, 8:18 PM EDT	Special Weather Statement	CHS	McIntosh	42 min
Apr 24, 8:28 PM EDT	Areal Flood Advisory	CHS	Bryan, Bulloch, Candler, Evans, Tattnall	92 min
Apr 24, 8:59 PM EDT	Areal Flood Advisory	CHS	Bryan, Liberty, Long, McIntosh, Tattnall	61 min
Apr 24, 9:52 PM EDT	Severe Thunderstorm Warning	CHS	Bryan, Liberty, Long, McIntosh	38 min
Apr 24, 10:00 PM EDT	Areal Flood Advisory	CHS	Bryan, Chatham, Liberty, Long, McIntosh	2 hr
Apr 24, 10:26 PM EDT	Special Weather Statement	CHS	Liberty, Long, McIntosh	49 min
Apr 24, 11:56 PM EDT	Areal Flood Advisory	CHS	Bryan, Chatham, Liberty, Long, McIntosh	94 min
Apr 25, 12:22 AM EDT	Special Weather Statement	CHS	McIntosh	23 min
Apr 25, 12:38 AM EDT	Special Weather Statement	CHS	McIntosh	37 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2021 Every 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.