Alert archive / Georgia / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 261, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Aug 23, 2013, 6:57 PM EDT for Bibb County, Houston County, Twiggs County, Georgia. It was in force for 48 min. 1 report 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
- Aug 23, 2013, 6:57 PM EDT (22:57 UTC)
- Expired
- Aug 23, 2013, 7:45 PM EDT
- In force
- 48 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Bibb County, GA, Houston County, GA, Twiggs County, GA
The radar
The Robins AFB radar (KJGX), 24 km from the middle of the area, began a volume at 23:00 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 |
|---|---|---|---|
| Aug 23, 7:00 PM EDT | TSTM WND DMG | 6 S Macon, GA | TREES DOWN ACROSS ROAD BLOCKING BOTH LANES. NEAR AVONDALE MILL ROAD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.0 hours before the alert went out and 109 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
- 984 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 788 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- -12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
865 WUUS52 KFFC 232257 SVRFFC GAC021-153-289-232345- /O.NEW.KFFC.SV.W.0261.130823T2257Z-130823T2345Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 657 PM EDT FRI AUG 23 2013 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN BIBB COUNTY IN CENTRAL GEORGIA EXTREME NORTHEASTERN HOUSTON COUNTY IN CENTRAL GEORGIA NORTHWESTERN TWIGGS COUNTY IN CENTRAL GEORGIA * UNTIL 745 PM EDT * AT 655 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED HAIL...AND DAMAGING WINDS UP TO 60 MPH. THIS STORM WAS LOCATED NEAR FRANKLINTON THIS STORM WAS NEARLY STATIONARY. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MYRICKS MILL...FITZPATRICK...HUBER AND DRY BRANCH. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX. && LAT...LON 3278 8369 3288 8361 3280 8336 3261 8353 TIME...MOT...LOC 2257Z 307DEG 2KT 3279 8359 $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 22, 8:26 PM EDT | Flash Flood Warning | FFC | Carroll, Haralson | 6 hr |
| Aug 23, 5:43 PM EDT | Special Weather Statement | FFC | Jefferson | 47 min |
| Aug 23, 6:31 PM EDT | Special Weather Statement | FFC | Muscogee | 29 min |
| Aug 23, 6:34 PM EDT | Severe Thunderstorm Warning | FFC | Bibb, Crawford, Houston, Peach | 41 min |
| Aug 23, 6:59 PM EDT | Special Weather Statement | FFC | Harris | 61 min |
| Aug 23, 7:00 PM EDT | Special Weather Statement | FFC | Talbot | 30 min |
| Aug 23, 7:01 PM EDT | Special Weather Statement | FFC | Johnson | 29 min |
| Aug 23, 7:10 PM EDT | Flash Flood Warning | FFC | Emanuel, Jefferson, Johnson, Washington | 6 hr |
| Aug 23, 7:12 PM EDT | Special Weather Statement | FFC | Johnson, Washington | 33 min |
| Aug 23, 7:34 PM EDT | Special Weather Statement | FFC | Wilkinson | 26 min |
| Aug 23, 7:37 PM EDT | Severe Thunderstorm Warning | FFC | Johnson, Laurens, Washington, Wilkinson | 38 min |
| Aug 23, 7:38 PM EDT | Flash Flood Warning | FFC | Bibb, Crawford, Houston, Peach, Twiggs | 4 hr |
| Aug 23, 7:46 PM EDT | Special Weather Statement | FFC | Catoosa, Dade, Walker | 59 min |
| Aug 23, 7:49 PM EDT | Special Weather Statement | FFC | Peach | 26 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2013Every severe thunderstorm warning in 2013
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.