Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 159, NWS Jacksonville, FL

October 8, 2021Coffee County, Jeff Davis County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Oct 8, 2021, 7:15 AM EDT for Coffee County, Jeff Davis County, Georgia. It was in force for 60 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: Oct 8, 2021, 7:15 AM EDT (11:15 UTC)
Expired: Oct 8, 2021, 8:15 AM EDT
In force: 60 min
Issued by: NWS Jacksonville, FL
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Coffee County, GA, Jeff Davis County, GA

The radar

The Moody AFB radar (KVAX), 94 km from the middle of the area, began a volume at 11:14 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
Oct 8, 7:30 AM EDT	TSTM WND DMG	4 Ene Ambrose, GA	COFFEE COUNTY EMERGENCY MANAGEMENT REPORTS NUMEROUS TREES DOWN FROM A POSSIBLE TORNADO ALONG BOWENS MILL ROAD NEAR GEORGIA HIGHWAY 268 AND WORTH ROAD BETWEEN AMBROSE AND BROXTON. TIME OF DAMAGE ESTIMATED BY DOPPLER RADAR DATA.
Oct 8, 7:30 AM EDT	TSTM WND DMG	5 Ene Ambrose, GA	COFFEE COUNTY EMERGENCY MANAGEMENT REPORTS THAT A MOBILE HOME HAS BEEN DESTROYED BY STRONG STRAIGHT LINE WINDS ALONG GUY PRIDGEN ROAD NEAR BOWENS MILL ROAD AND GEORGIA HIGHWAY 268. NUMEROUS TREES HAVE BEEN BLOWN DOWN IN THIS AREA, AND A BARN WAS DAMAGED BY FAL

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, 11.3 hours before the alert went out and 176 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: 1651 J/kg
Mixed-layer CIN: -32 J/kg
Mixed-layer LCL: 855 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: -23 m²/s²
0-3 km storm-relative helicity: 28 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

496 
WUUS52 KJAX 081115
SVRJAX
GAC069-161-081215-
/O.NEW.KJAX.SV.W.0159.211008T1115Z-211008T1215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jacksonville FL
715 AM EDT Fri Oct 8 2021

The National Weather Service in Jacksonville has issued a

* Severe Thunderstorm Warning for...
  Central Coffee County in southeastern Georgia...
  Western Jeff Davis County in southeastern Georgia...

* Until 815 AM EDT.

* At 715 AM EDT, a severe thunderstorm was located near Pridgen, or
  near Broxton, moving east at 15 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Broxton, Ambrose, Pridgen, West Green, Snipesville and Denton. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3168 8260 3160 8272 3148 8311 3156 8306
      3161 8306 3163 8301 3166 8301 3166 8300
      3174 8300 3179 8290 3178 8289 3178 8287
      3182 8284 3184 8278 3185 8279 3186 8276
      3188 8274 3191 8268
TIME...MOT...LOC 1115Z 253DEG 14KT 3165 8295 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

SHASHY

2 follow-up statements

981 
WWUS52 KJAX 081127
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
727 AM EDT Fri Oct 8 2021

GAC069-161-081215-
/O.CON.KJAX.SV.W.0159.000000T0000Z-211008T1215Z/
Coffee GA-Jeff Davis GA-
727 AM EDT Fri Oct 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 AM EDT
FOR CENTRAL COFFEE AND WESTERN JEFF DAVIS COUNTIES...

At 727 AM EDT, a severe thunderstorm was located over Broxton, moving
east at 20 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Broxton, Ambrose, Pridgen, West Green, Snipesville and Denton. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3148 8311 3156 8306 3161 8306 3163 8301
      3166 8301 3166 8300 3174 8300 3179 8290
      3178 8289 3178 8287 3182 8284 3184 8278
      3185 8279 3186 8276 3188 8274 3191 8268
      3168 8260 3160 8272
TIME...MOT...LOC 1127Z 257DEG 16KT 3166 8288 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

SHASHY

183 
WWUS52 KJAX 081148
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
748 AM EDT Fri Oct 8 2021

GAC069-161-081215-
/O.CON.KJAX.SV.W.0159.000000T0000Z-211008T1215Z/
Coffee GA-Jeff Davis GA-
748 AM EDT Fri Oct 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 AM EDT
FOR CENTRAL COFFEE AND SOUTHWESTERN JEFF DAVIS COUNTIES...

At 747 AM EDT, a severe thunderstorm was located near Broxton, moving
east at 20 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Broxton, Ambrose, West Green, Snipesville and Denton. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3148 8311 3156 8306 3161 8306 3163 8301
      3171 8286 3183 8266 3168 8260 3160 8272
TIME...MOT...LOC 1147Z 261DEG 18KT 3164 8296 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

SHASHY

The office that day

Everything else NWS Jacksonville, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 8, 6:27 AM EDT	Special Weather Statement	JAX	Coffee	48 min
Oct 8, 6:46 AM EDT	Severe Thunderstorm Warning	JAX	Coffee	29 min
Oct 8, 7:23 AM EDT	Special Weather Statement	JAX	Appling	52 min
Oct 8, 7:37 AM EDT	Special Weather Statement	JAX	Coffee	23 min
Oct 8, 7:53 AM EDT	Severe Thunderstorm Warning	JAX	Appling, Atkinson, Bacon, Coffee, Jeff Davis	52 min
Oct 8, 7:58 AM EDT	Areal Flood Warning	JAX	Coffee, Jeff Davis	3 hr
Oct 8, 8:41 AM EDT	Special Weather Statement	JAX	Bacon	34 min
Oct 8, 8:46 AM EDT	Severe Thunderstorm Warning	JAX	Appling, Wayne	44 min
Oct 8, 8:49 AM EDT	Special Weather Statement	JAX	Atkinson, Bacon, Pierce	26 min
Oct 8, 9:18 AM EDT	Special Weather Statement	JAX	Atkinson, Bacon, Pierce	57 min
Oct 8, 9:19 AM EDT	Special Weather Statement	JAX	Wayne	56 min
Oct 8, 9:41 AM EDT	Special Weather Statement	JAX	Brantley, Pierce, Wayne	34 min
Oct 8, 10:15 AM EDT	Special Weather Statement	JAX	Brantley, Glynn, Wayne	30 min
Oct 8, 10:26 AM EDT	Special Weather Statement	JAX	Clinch, Echols, Ware	49 min
Oct 8, 10:41 AM EDT	Special Weather Statement	JAX	Glynn	49 min
Oct 8, 10:44 AM EDT	Severe Thunderstorm Warning	JAX	Brantley, Camden, Glynn, Wayne	31 min
Oct 8, 10:57 AM EDT	Special Weather Statement	JAX	Charlton	33 min
Oct 8, 11:24 AM EDT	Special Weather Statement	JAX	Camden	36 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.