Alert archive / Georgia / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 169, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 27, 2017, 6:47 PM EDT for Chattahoochee County, Harris County, Muscogee County, Georgia. It was in force for 28 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
- Apr 27, 2017, 6:47 PM EDT (22:47 UTC)
- Expired
- Apr 27, 2017, 7:15 PM EDT
- In force
- 28 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Chattahoochee County, GA, Harris County, GA, Muscogee County, GA
The radar
The Maxwell AFB radar (KMXX), 89 km from the middle of the area, began a volume at 22:46 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 27, 1:47 PM EDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.8 hours before the alert went out and 100 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
- 45 J/kg
- Mixed-layer CIN
- -363 J/kg
- Mixed-layer LCL
- 703 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 351 m²/s²
- 0-3 km storm-relative helicity
- 395 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
194 WUUS52 KFFC 272247 SVRFFC GAC053-145-215-272315- /O.NEW.KFFC.SV.W.0169.170427T2247Z-170427T2315Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Peachtree City GA 647 PM EDT THU APR 27 2017 The National Weather Service in Peachtree City has issued a * Severe Thunderstorm Warning for... Central Muscogee County in west central Georgia... Northeastern Chattahoochee County in west central Georgia... Southeastern Harris County in west central Georgia... * Until 715 PM EDT * At 646 PM EDT, a severe thunderstorm was located near Upatoi, or 12 miles east of Columbus, moving east at 50 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Upatoi, North Fort Benning, Flat Rock, Kenwood, Midland and Vista Terrace. 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. && A tornado watch remains in effect until 800 PM EDT for west central Georgia. LAT...LON 3245 8491 3259 8496 3263 8474 3246 8466 TIME...MOT...LOC 2246Z 263DEG 45KT 3252 8478 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 27, 5:15 AM EDT | Special Weather Statement | FFC | Catoosa | 30 min |
| Apr 27, 6:12 AM EDT | Special Weather Statement | FFC | Fannin, Murray | 18 min |
| Apr 27, 7:01 AM EDT | Special Weather Statement | FFC | Fannin | 14 min |
| Apr 27, 8:20 AM EDT | Special Weather Statement | FFC | Floyd | 25 min |
| Apr 27, 9:50 AM EDT | Special Weather Statement | FFC | Harris | 25 min |
| Apr 27, 10:47 AM EDT | Special Weather Statement | FFC | Troup | 28 min |
| Apr 27, 10:59 AM EDT | Special Weather Statement | FFC | Carroll, Douglas | 31 min |
| Apr 27, 12:11 PM EDT | Special Weather Statement | FFC | Harris, Muscogee | 49 min |
| Apr 27, 12:40 PM EDT | Tornado Warning | FFC | Muscogee | 23 min |
| Apr 27, 1:01 PM EDT | Special Weather Statement | FFC | Muscogee | 29 min |
| Apr 27, 1:09 PM EDT | Severe Thunderstorm Warning | FFC | Harris, Muscogee, Talbot | 36 min |
| Apr 27, 1:20 PM EDT | Tornado Warning | FFC | Marion, Talbot | 25 min |
| Apr 27, 1:34 PM EDT | Tornado Warning | FFC | Talbot, Taylor | 41 min |
| Apr 27, 1:52 PM EDT | Tornado Warning | FFC | Crawford, Taylor, Upson | 21 min |
| Apr 27, 2:36 PM EDT | Severe Thunderstorm Warning | FFC | Crawford, Talbot, Taylor, Upson | 24 min |
| Apr 27, 2:41 PM EDT | Special Weather Statement | FFC | Bibb, Crawford, Jones | 34 min |
| Apr 27, 2:55 PM EDT | Special Weather Statement | FFC | Crawford | 35 min |
| Apr 27, 3:02 PM EDT | Severe Thunderstorm Warning | FFC | Bibb, Jones, Twiggs | 28 min |
| Apr 27, 3:10 PM EDT | Special Weather Statement | FFC | Lumpkin | 35 min |
| Apr 27, 3:20 PM EDT | Special Weather Statement | FFC | Stewart | 25 min |
| Apr 27, 3:23 PM EDT | Special Weather Statement | FFC | Marion | 37 min |
| Apr 27, 3:37 PM EDT | Special Weather Statement | FFC | Cherokee, Dawson, Lumpkin | 23 min |
| Apr 27, 4:02 PM EDT | Special Weather Statement | FFC | Taylor | 28 min |
| Apr 27, 4:23 PM EDT | Special Weather Statement | FFC | Forsyth | 37 min |
| Apr 27, 4:30 PM EDT | Special Weather Statement | FFC | Lumpkin | 30 min |
| Apr 27, 5:01 PM EDT | Special Weather Statement | FFC | Hall | 29 min |
| Apr 27, 5:26 PM EDT | Special Weather Statement | FFC | Muscogee | 34 min |
| Apr 27, 5:27 PM EDT | Severe Thunderstorm Warning | FFC | Banks, Hall | 48 min |
| Apr 27, 6:08 PM EDT | Special Weather Statement | FFC | Muscogee, Talbot | 37 min |
| Apr 27, 6:30 PM EDT | Severe Thunderstorm Warning | FFC | Chattahoochee, Marion, Muscogee, Talbot | 30 min |
| Apr 27, 6:59 PM EDT | Flash Flood Warning | FFC | Muscogee, Talbot | 6 hr |
| Apr 27, 7:26 PM EDT | Severe Thunderstorm Warning | FFC | Lamar, Monroe | 34 min |
| Apr 27, 7:32 PM EDT | Special Weather Statement | FFC | Stewart | 28 min |
| Apr 27, 7:36 PM EDT | Severe Thunderstorm Warning | FFC | Marion | 39 min |
| Apr 27, 7:44 PM EDT | Severe Thunderstorm Warning | FFC | Chattahoochee, Stewart | 27 min |
| Apr 27, 7:52 PM EDT | Severe Thunderstorm Warning | FFC | Jones, Monroe | 38 min |
| Apr 27, 7:53 PM EDT | Severe Thunderstorm Warning | FFC | Greene, Oglethorpe | 22 min |
| Apr 27, 7:56 PM EDT | Special Weather Statement | FFC | Jasper | 34 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2017Every severe thunderstorm warning in 2017
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.