Alert archive / Georgia / Tornado Watches in 2020
Tornado Watch 32
The Storm Prediction Center issued this tornado watch at Feb 6, 2020, 5:30 PM EST for 17 counties in Florida; 20 counties in Georgia; 7 counties in South Carolina. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 6, 2020, 5:30 PM EST (22:30 UTC)
- Expired
- Feb 7, 2020, 12:00 AM EST
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1 in
- Strongest gust expected
- 65 kt
All 44 counties
Alachua County, FL, Baker County, FL, Bradford County, FL, Citrus County, FL, Clay County, FL, Columbia County, FL, Duval County, FL, Flagler County, FL, Gilchrist County, FL, Hamilton County, FL, Levy County, FL, Marion County, FL, Nassau County, FL, Putnam County, FL, Saint Johns County, FL, Suwannee County, FL, Union County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Brantley County, GA, Bryan County, GA, Camden County, GA, Charlton County, GA, Chatham County, GA, Clinch County, GA, Coffee County, GA, Echols County, GA, Effingham County, GA, Glynn County, GA, Jeff Davis County, GA, Liberty County, GA, Long County, GA, McIntosh County, GA, Pierce County, GA, Ware County, GA, Wayne County, GA, Beaufort County, SC, Berkeley County, SC, Charleston County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC, Jasper County, SC
The radar
The Charleston,SC radar (KCLX), 129 km from the middle of the area, began a volume at 22:30 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
- 40%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 60%
- One or more gusts of 65 knots or more
- 30%
- 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
- 70%
Warnings issued inside it
31 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 6, 6:44 PM EST | Severe Thunderstorm Warning | JAX | Appling, Bacon, Coffee, Jeff Davis | 46 min |
| Feb 6, 6:59 PM EST | Severe Thunderstorm Warning | JAX | Atkinson, Bacon, Clinch, Coffee, Pierce, Ware | 46 min |
| Feb 6, 7:04 PM EST | Severe Thunderstorm Warning | JAX | Hamilton, Suwannee | 56 min |
| Feb 6, 7:09 PM EST | Severe Thunderstorm Warning | JAX | Appling, Jeff Davis | 51 min |
| Feb 6, 7:16 PM EST | Severe Thunderstorm Warning | JAX | Appling, Bacon, Coffee, Jeff Davis | 44 min |
| Feb 6, 7:18 PM EST | Severe Thunderstorm Warning | JAX | Clinch, Echols | 57 min |
| Feb 6, 7:34 PM EST | Tornado Warning | JAX | Atkinson, Bacon, Clinch, Coffee, Pierce, Ware | 26 min |
| Feb 6, 7:42 PM EST | Severe Thunderstorm Warning | JAX | Baker, Columbia, Hamilton, Suwannee | 63 min |
| Feb 6, 7:52 PM EST | Severe Thunderstorm Warning | JAX | Appling, Atkinson, Bacon, Clinch, Coffee, Jeff Davis and 3 more | 38 min |
| Feb 6, 7:58 PM EST | Severe Thunderstorm Warning | JAX | Appling, Brantley, Charlton, Clinch, Glynn, Pierce and 2 more | 47 min |
| Feb 6, 8:00 PM EST | Severe Thunderstorm Warning | JAX | Columbia, Hamilton, Suwannee | 45 min |
| Feb 6, 8:29 PM EST | Severe Thunderstorm Warning | JAX | Appling, Bacon, Pierce, Wayne | 33 min |
| Feb 6, 8:33 PM EST | Severe Thunderstorm Warning | TBW | Levy | 57 min |
| Feb 6, 8:41 PM EST | Severe Thunderstorm Warning | JAX | Alachua, Baker, Columbia, Gilchrist, Hamilton, Suwannee and 1 more | 49 min |
| Feb 6, 8:45 PM EST | Severe Thunderstorm Warning | JAX | Brantley, Charlton, Clinch, Echols, Pierce, Ware | 45 min |
| Feb 6, 8:51 PM EST | Tornado Warning | JAX | Baker, Columbia, Hamilton | 39 min |
| Feb 6, 8:55 PM EST | Severe Thunderstorm Warning | JAX | Alachua, Gilchrist | 50 min |
| Feb 6, 9:07 PM EST | Severe Thunderstorm Warning | JAX | Brantley, Glynn, Pierce, Wayne | 38 min |
| Feb 6, 9:18 PM EST | Severe Thunderstorm Warning | JAX | Brantley, Camden, Charlton, Glynn, Wayne | 42 min |
| Feb 6, 9:22 PM EST | Severe Thunderstorm Warning | JAX | Alachua, Baker, Bradford, Clay, Duval, Gilchrist and 3 more | 38 min |
| Feb 6, 9:28 PM EST | Severe Thunderstorm Warning | JAX | Nassau | 47 min |
| Feb 6, 9:28 PM EST | Severe Thunderstorm Warning | TBW | Citrus, Levy | 47 min |
| Feb 6, 9:34 PM EST | Severe Thunderstorm Warning | JAX | Alachua, Marion | 41 min |
| Feb 6, 9:54 PM EST | Severe Thunderstorm Warning | JAX | Nassau | 51 min |
| Feb 6, 9:56 PM EST | Severe Thunderstorm Warning | JAX | Alachua, Bradford, Clay, Duval, Nassau, Putnam and 1 more | 49 min |
| Feb 6, 10:02 PM EST | Severe Thunderstorm Warning | TBW | Citrus, Hernando, Hillsborough, Levy, Pasco, Pinellas and 1 more | 58 min |
| Feb 6, 10:11 PM EST | Severe Thunderstorm Warning | JAX | Alachua, Marion, Putnam | 49 min |
| Feb 6, 10:42 PM EST | Severe Thunderstorm Warning | JAX | Clay, Duval, Nassau, Putnam, Saint Johns | 48 min |
| Feb 6, 10:57 PM EST | Severe Thunderstorm Warning | JAX | Flagler, Marion, Putnam, Saint Johns | 63 min |
| Feb 6, 11:59 PM EST | Severe Thunderstorm Warning | JAX | Flagler | 16 min |
| Feb 6, 11:59 PM EST | Severe Thunderstorm Warning | CHS | Berkeley, Charleston | 29 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
Charleston AFB, SC (KCHS), launched 12:00Z, 10.5 hours before the alert went out and 174 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 769 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 291 m²/s²
- 0-3 km storm-relative helicity
- 285 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
132
WWUS20 KWNS 062228
SEL2
SPC WW 062228
FLZ000-GAZ000-SCZ000-CWZ000-070500-
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 32
NWS Storm Prediction Center Norman OK
530 PM EST Thu Feb 6 2020
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
North Florida
Eastern Georgia
Southern South Carolina
Coastal Waters
* Effective this Thursday afternoon from 530 PM until Midnight
EST.
* Primary threats include...
A couple tornadoes possible
Scattered damaging winds likely with isolated significant gusts
to 75 mph possible
SUMMARY...Extensive squall line will progress east across the north
Florida Gulf Coast and the South Atlantic Coastal Plain this
evening. Damaging winds will be the primary hazard, but a couple
embedded tornadoes are possible as well.
The tornado watch area is approximately along and 40 statute miles
east and west of a line from 30 miles north of Charleston SC to 30
miles south southwest of Ocala FL. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU2).
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 29...WW 30...WW 31...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 1 inch. Extreme turbulence and surface wind
gusts to 65 knots. A few cumulonimbi with maximum tops to 450. Mean
storm motion vector 24040.
...GramsSPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 6, 3:02 AM EST | Mesoscale Discussion | SPC | Bay, Calhoun, Escambia, Gulf, Holmes, Jackson and 4 more | 88 min |
| Feb 6, 4:27 AM EST | Tornado Watch | SPC | Bay, Calhoun, Escambia, Gulf, Holmes, Jackson and 4 more | 9 hr |
| Feb 6, 11:00 AM EST | Mesoscale Discussion | SPC | Bay, Calhoun, Holmes, Jackson, Okaloosa, Santa Rosa and 2 more | 2 hr |
| Feb 6, 11:45 AM EST | Mesoscale Discussion | SPC | Gadsden, Hamilton, Jefferson, Leon, Liberty, Madison and 2 more | 90 min |
| Feb 6, 12:17 PM EST | Tornado Watch | SPC | Baker, Bay, Calhoun, Columbia, Dixie, Franklin and 15 more | 8 hr |
| Feb 6, 2:32 PM EST | Mesoscale Discussion | SPC | Bay, Calhoun, Columbia, Franklin, Gadsden, Gulf and 11 more | 58 min |
| Feb 6, 4:29 PM EST | Mesoscale Discussion | SPC | Baker, Calhoun, Columbia, Franklin, Gadsden, Gulf and 9 more | 2 hr |
| Feb 5, 7:33 PM EST | Mesoscale Discussion | SPC | Catoosa, Dade | 117 min |
| Feb 6, 7:40 AM EST | Mesoscale Discussion | SPC | Carroll, Clayton, Cobb, Coweta, DeKalb, Douglas and 11 more | 95 min |
| Feb 6, 9:50 AM EST | Mesoscale Discussion | SPC | Clarke, Columbia, Elbert, Greene, Hart, Lincoln and 6 more | 55 min |
| Feb 6, 10:12 AM EST | Tornado Watch | SPC | Baldwin, Banks, Barrow, Clarke, Columbia, Elbert and 21 more | 7 hr |
| Feb 6, 1:08 PM EST | Mesoscale Discussion | SPC | Abbeville, Chester, Chesterfield, Fairfield, Greenwood, Lancaster and 3 more | 97 min |
| Feb 6, 4:00 PM EST | Mesoscale Discussion | SPC | Dillon, Florence, Georgetown, Horry, Marion, Williamsburg | 60 min |
| Feb 6, 4:23 PM EST | Tornado Watch | SPC | Darlington, Dillon, Florence, Georgetown, Horry, Marion and 2 more | 9 hr |
Nearby
Tornado Watches in Georgia, 2020Tornado Watches in Florida, 2020Tornado Watches in South Carolina, 2020Every tornado watch in 2020
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.