Alert archive / Georgia / Tornado Watches in 2021
Tornado Watch 289
The Storm Prediction Center issued this tornado watch at Jun 19, 2021, 7:00 PM CDT for 8 counties in Alabama; 15 counties in Florida; 41 counties in Georgia. It was in force for 13 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 19, 2021, 7:00 PM CDT (00:00 UTC)
- Expired
- Jun 20, 2021, 8:00 AM CDT
- In force
- 13 hr
- Issued by
- the Storm Prediction Center
- Strongest gust expected
- 60 kt
All 64 counties
Barbour County, AL, Coffee County, AL, Dale County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Lee County, AL, Russell County, AL, Bay County, FL, Calhoun County, FL, Franklin County, FL, Gadsden County, FL, Gulf County, FL, Holmes County, FL, Jackson County, FL, Jefferson County, FL, Leon County, FL, Liberty County, FL, Madison County, FL, Taylor County, FL, Wakulla County, FL, Walton County, FL, Washington County, FL, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Brooks County, GA, Calhoun County, GA, Chattahoochee County, GA, Clay County, GA, Colquitt County, GA, Cook County, GA, Crisp County, GA, Decatur County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Grady County, GA, Harris County, GA, Irwin County, GA, Lanier County, GA, Lee County, GA, Lowndes County, GA, Macon County, GA, Marion County, GA, Miller County, GA, Mitchell County, GA, Muscogee County, GA, Pulaski County, GA, Quitman County, GA, Randolph County, GA, Schley County, GA, Seminole County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Turner County, GA, Webster County, GA, Wilcox County, GA, Worth County, GA
The radar
The Ft Rucker radar (KEOX), 96 km from the middle of the area, began a volume at 00:05 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 SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 30%
- One or more EF2 to EF5 tornadoes
- 10%
- Ten or more severe wind reports
- 20%
- One or more gusts of 65 knots or more
- 5%
- Ten or more severe hail reports
- 5%
- One or more hailstones of 2 inches or more
- 5%
- Six or more combined severe hail and wind reports
- 30%
Warnings issued inside it
8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 8:03 PM CDT | Severe Thunderstorm Warning | TAE | Geneva, Henry, Houston | 42 min |
| Jun 20, 1:43 AM CDT | Severe Thunderstorm Warning | TAE | Coffee, Dale | 32 min |
| Jun 20, 2:22 AM CDT | Tornado Warning | FFC | Chattahoochee, Marion, Schley, Taylor | 23 min |
| Jun 20, 3:12 AM CDT | Tornado Warning | FFC | Macon, Marion, Schley, Sumter, Webster | 33 min |
| Jun 20, 3:55 AM CDT | Tornado Warning | TAE | Dale, Geneva, Houston | 35 min |
| Jun 20, 4:08 AM CDT | Tornado Warning | TAE | Henry, Houston | 17 min |
| Jun 20, 4:29 AM CDT | Tornado Warning | TAE | Geneva, Houston | 31 min |
| Jun 20, 4:56 AM CDT | Tornado Warning | TAE | Calhoun, Dougherty, Lee, Terrell | 34 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 0.0 hours before the alert went out and 118 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
- 1506 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 764 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 152 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 7.3
The text
As transmitted.
113 WWUS20 KWNS 192357 SEL9 SPC WW 192357 ALZ000-FLZ000-GAZ000-CWZ000-201100- URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 289 NWS Storm Prediction Center Norman OK 800 PM EDT Sat Jun 19 2021 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Southeast Alabama Florida Panhandle Southwest Georgia Coastal Waters * Effective this Saturday night and Sunday morning from 800 PM until 700 AM EDT. * Primary threats include... A couple tornadoes possible Isolated damaging wind gusts to 70 mph possible SUMMARY...A strong wind field on the eastern periphery of Claudette will support the continued potential for low-topped supercells capable of brief tornadoes and localized wind damage into the overnight hours. The tornado watch area is approximately along and 75 statute miles east and west of a line from 35 miles east northeast of Columbus GA to 15 miles southwest of Apalachicola FL. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU9). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Tornado Watch means conditions are favorable for tornadoes and severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. && OTHER WATCH INFORMATION...CONTINUE...WW 285...WW 287...WW 286...WW 288... AVIATION...Tornadoes and a few severe thunderstorms with hail surface and aloft to 0 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 450. Mean storm motion vector 22035. ...Guyer
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 11:58 PM CDT | Mesoscale Discussion | SPC | Dale, Geneva, Henry, Houston | 2 hr |
| Jun 20, 5:00 AM CDT | Mesoscale Discussion | SPC | Houston | 2 hr |
| Jun 20, 7:40 AM CDT | Mesoscale Discussion | SPC | Baker, Columbia, Duval, Hamilton, Madison, Nassau and 1 more | 3 hr |
| Jun 20, 10:01 AM CDT | Mesoscale Discussion | SPC | Alachua, Bradford, Clay | 119 min |
Nearby
Tornado Watches in Georgia, 2021Tornado Watches in Florida, 2021Tornado Watches in Alabama, 2021Every tornado watch 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.