Alert archive / Georgia / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 8, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Mar 17, 2021, 8:01 PM EDT for Houston County, Twiggs County, Georgia. It was in force for 29 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
- Mar 17, 2021, 8:01 PM EDT (00:01 UTC)
- Expired
- Mar 17, 2021, 8:30 PM EDT
- In force
- 29 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Houston County, GA, Twiggs County, GA
The radar
The Robins AFB radar (KJGX), 23 km from the middle of the area, began a volume at 00:04 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
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.0 hours before the alert went out and 136 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
- 11 J/kg
- Mixed-layer CIN
- -161 J/kg
- Mixed-layer LCL
- 466 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 404 m²/s²
- 0-3 km storm-relative helicity
- 444 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted.
137
WUUS52 KFFC 180001
SVRFFC
GAC153-289-180030-
/O.NEW.KFFC.SV.W.0008.210318T0001Z-210318T0030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
801 PM EDT Wed Mar 17 2021
The National Weather Service in Peachtree City has issued a
* Severe Thunderstorm Warning for...
Twiggs County in central Georgia...
Eastern Houston County in central Georgia...
* Until 830 PM EDT.
* At 800 PM EDT, a severe thunderstorm was located over Sand Bed, or
near Perry, moving northeast at 40 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...
Perry, Jeffersonville, Warner Robins, Danville, Robins Air Force
Base, Marion, Hayneville, Tarversville, Sand Bed, Bullard, Houston
Lake, Grovania, Fitzpatrick, Ripley, District Path, Myricks Mill,
Bonaire, Kathleen and Clinchfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
If you see wind damage...hail or flooding...wait until the storm has
passed...and then call the National Weather Service toll free
at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at NWSATLANTA.
&&
LAT...LON 3245 8376 3282 8336 3259 8323 3253 8332
3250 8340 3250 8341 3249 8341 3246 8349
3245 8350 3244 8349 3243 8350 3234 8365
TIME...MOT...LOC 0000Z 231DEG 33KT 3245 8363
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
308
WWUS52 KFFC 180021
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
821 PM EDT Wed Mar 17 2021
GAC153-289-180030-
/O.CON.KFFC.SV.W.0008.000000T0000Z-210318T0030Z/
Twiggs GA-Houston GA-
821 PM EDT Wed Mar 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM EDT
FOR SOUTHERN TWIGGS AND EAST CENTRAL HOUSTON COUNTIES...
At 821 PM EDT, a severe thunderstorm was located over Tarversville,
or 10 miles southwest of Jeffersonville, moving northeast at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Jeffersonville, Danville, Marion, Tarversville, District Path,
Bullard, Bonaire and Kathleen.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3250 8366 3274 8340 3259 8323 3253 8332
3250 8340 3250 8341 3249 8341 3246 8349
3245 8350 3244 8349 3243 8350 3240 8355
TIME...MOT...LOC 0021Z 231DEG 33KT 3257 8345
HAIL...1.00IN
WIND...60MPH
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 11:32 PM EDT | River Flood Warning | FFC | Walker | 12 hr |
| Mar 18, 12:12 AM EDT | Severe Thunderstorm Warning | FFC | Bartow, Chattooga, Floyd, Gordon, Haralson, Paulding and 1 more | 48 min |
| Mar 18, 12:23 AM EDT | Flash Flood Warning | FFC | Bartow, Catoosa, Chattooga, Dade, Floyd, Gordon and 4 more | 7 hr |
| Mar 18, 12:44 AM EDT | Special Weather Statement | FFC | Chattahoochee, Harris, Muscogee, Stewart | 31 min |
| Mar 18, 1:01 AM EDT | Special Weather Statement | FFC | Bartow, Cherokee, Haralson, Paulding, Polk | 29 min |
| Mar 18, 2:12 AM EDT | River Flood Warning | FFC | Catoosa | 22 hr |
| Mar 18, 3:21 AM EDT | River Flood Warning | FFC | Murray, Whitfield | 47 hr |
| Mar 18, 4:09 AM EDT | Wind Advisory | FFC | Baldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more | 16 hr |
| Mar 18, 9:34 AM EDT | Special Weather Statement | FFC | Crisp, Dooly | 26 min |
| Mar 18, 9:57 AM EDT | Special Weather Statement | FFC | Pulaski | 33 min |
| Mar 18, 10:32 AM EDT | Special Weather Statement | FFC | Dodge | 28 min |
| Mar 18, 10:58 AM EDT | Special Weather Statement | FFC | Johnson, Laurens | 32 min |
| Mar 18, 11:07 AM EDT | Special Weather Statement | FFC | Dodge | 23 min |
| Mar 18, 2:38 PM EDT | River Flood Warning | FFC | Gwinnett | 3 hr |
| Mar 18, 7:13 PM EDT | River Flood Warning | FFC | Floyd | 20 hr |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.