Alert archive / Georgia / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 30, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 4, 2018, 1:11 AM EDT for 8 counties in Georgia. It was in force for 49 min. 4 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 4, 2018, 1:11 AM EDT (05:11 UTC)
- Expired
- Apr 4, 2018, 2:00 AM EDT
- In force
- 49 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Catoosa County, GA, Chattooga County, GA, Fannin County, GA, Floyd County, GA, Gordon County, GA, Murray County, GA, Walker County, GA, Whitfield County, GA
The radar
The Northeast Alabama radar (KHTX), 106 km from the middle of the area, began a volume at 05:13 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 4, 1:12 AM EDT | TSTM WND DMG | 1 Nne Chattanooga Vall, GA | 6 TREES WERE REPORTED DOWN AND 2 TREES UPROOTED NEAR THE INTERSECTION OF CHATTANOOGA VALLEY ROAD AND EAST AVE. 57 MPH GUST WAS RECORDED ON A PERSONAL WEATHER STATION. |
| Apr 4, 1:13 AM EDT | TSTM WND DMG | Lafayette, GA | A TREE DOWN AND MULTIPLE POWER LINES DOWN IN LAFAYETTE. |
| Apr 4, 1:18 AM EDT | TSTM WND DMG | Blue Spring, GA | A TREE WAS REPORTED DOWN ON POWER LINES ALONG BURNING BUSH ROAD BETWEEN BATTLEVIEW DRIVE AND THREE KNOTCH ROAD. |
| Apr 4, 1:40 AM EDT | TSTM WND DMG | 3 Ese Dalton, GA | ONE TREE DOWN ALONG KINNETT DRIVE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 3, 10:47 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 5.2 hours before the alert went out and 161 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
- 66 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 1853 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
305
WUUS52 KFFC 040511
SVRFFC
GAC047-055-111-115-129-213-295-313-040600-
/O.NEW.KFFC.SV.W.0030.180404T0511Z-180404T0600Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
111 AM EDT WED APR 4 2018
The National Weather Service in Peachtree City has issued a
* Severe Thunderstorm Warning for...
Catoosa County in northwestern Georgia...
Murray County in northwestern Georgia...
Northern Floyd County in northwestern Georgia...
Whitfield County in northwestern Georgia...
Walker County in northwestern Georgia...
Gordon County in northwestern Georgia...
Chattooga County in northwestern Georgia...
Northwestern Fannin County in north central Georgia...
* Until 200 AM EDT
* At 110 AM EDT, severe thunderstorms were located along a line
extending from Hooker to Noble to Lyerly, moving east at 65 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Dalton, Calhoun, Lafayette, Summerville, Chatsworth, Ringgold, Fort
Oglethorpe, Chickamauga, Trion, Varnell, Lookout Mountain, Eton,
Tunnel Hill, Cohutta, Resaca, Plainville, Fairmount, Lyerly, Ranger
and Center Post.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a DANGEROUS SITUATION. These storms are producing
wind damage across northern Alabama and northwest Georgia.
SEEK SHELTER NOW inside a sturdy structure and stay away from
windows! 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 3499 8460 3495 8459 3473 8466 3464 8465
3443 8470 3432 8547 3476 8534 3493 8540
3498 8536
TIME...MOT...LOC 0510Z 254DEG 58KT 3499 8543 3478 8529 3438 8542
HAIL...<.75IN
WIND...60MPH
$$1 follow-up statement
778
WWUS52 KFFC 040545
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
145 AM EDT WED APR 4 2018
GAC047-055-115-295-040554-
/O.CAN.KFFC.SV.W.0030.000000T0000Z-180404T0600Z/
Catoosa GA-Floyd GA-Walker GA-Chattooga GA-
145 AM EDT WED APR 4 2018
...THE SEVERE THUNDERSTORM WARNING FOR CATOOSA...NORTHERN FLOYD...
WALKER AND CHATTOOGA COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of
the warned area.
A severe thunderstorm watch remains in effect until 300 AM EDT for
northwestern Georgia.
LAT...LON 3499 8460 3495 8459 3473 8466 3464 8465
3443 8470 3442 8505 3470 8500 3494 8497
3499 8497
TIME...MOT...LOC 0544Z 254DEG 58KT 3514 8480 3493 8466 3453 8479
$$
GAC111-129-213-313-040600-
/O.CON.KFFC.SV.W.0030.000000T0000Z-180404T0600Z/
Murray GA-Whitfield GA-Gordon GA-Fannin GA-
145 AM EDT WED APR 4 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 AM EDT
FOR MURRAY...WHITFIELD...GORDON AND NORTHWESTERN FANNIN COUNTIES...
At 144 AM EDT, severe thunderstorms were located along a line
extending from near East Cleveland to near Conasauga Lake to Redbud,
moving east at 65 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Dalton, Calhoun, Chatsworth, Varnell, Eton, Cohutta, Resaca,
Fairmount, Ranger, Crandall, Sumac, Redbud, Gregory, Conasauga Lake,
Beaverdale, Oakman, Fort Mountain State Park, Carters, Sonoraville
and Ramhurst.
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 3499 8460 3495 8459 3473 8466 3464 8465
3443 8470 3442 8505 3470 8500 3494 8497
3499 8497
TIME...MOT...LOC 0544Z 254DEG 58KT 3514 8480 3493 8466 3453 8479
HAIL...<.75IN
WIND...60MPH
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 4, 12:31 AM EDT | Severe Thunderstorm Warning | FFC | Chattooga, Dade, Walker | 44 min |
| Apr 4, 1:21 AM EDT | Special Weather Statement | FFC | Bartow, Floyd, Haralson, Paulding, Polk | 39 min |
| Apr 4, 1:56 AM EDT | Special Weather Statement | FFC | Bartow, Carroll, Cherokee, Cobb, Dawson, Douglas and 7 more | 49 min |
| Apr 4, 2:39 AM EDT | Special Weather Statement | FFC | Clayton, Coweta, Dawson, DeKalb, Forsyth, Fulton and 7 more | 36 min |
| Apr 4, 3:05 AM EDT | Special Weather Statement | FFC | Towns, White | 10 min |
| Apr 4, 3:10 AM EDT | Special Weather Statement | FFC | Banks, Barrow, Clayton, Coweta, DeKalb, Fayette and 6 more | 35 min |
| Apr 4, 3:40 AM EDT | Freeze Warning | FFC | Bartow, Catoosa, Chattooga, Cherokee, Dade, Dawson and 15 more | 29 hr |
Nearby
Severe Thunderstorm Warnings in Georgia, 2018Every severe thunderstorm warning in 2018
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.