Alert archive / Georgia / Tornado Watches in 2015
Tornado Watch 78
The Storm Prediction Center issued this tornado watch at Apr 19, 2015, 6:57 AM CDT for 22 counties in Alabama; 16 counties in Florida; 103 counties in Georgia. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 19, 2015, 6:57 AM CDT (11:57 UTC)
- Expired
- Apr 19, 2015, 2:00 PM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
All 141 counties
Barbour County, AL, Bullock County, AL, Butler County, AL, Chambers County, AL, Clay County, AL, Coffee County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Dale County, AL, Elmore County, AL, Escambia County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Lee County, AL, Macon County, AL, Montgomery County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Tallapoosa County, AL, Bay County, FL, Calhoun County, FL, Escambia 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, Okaloosa County, FL, Santa Rosa County, FL, Wakulla County, FL, Walton County, FL, Washington County, FL, Baker County, GA, Baldwin County, GA, Banks County, GA, Barrow County, GA, Bartow County, GA, Ben Hill County, GA, Berrien County, GA, Bibb County, GA, Bleckley County, GA, Brooks County, GA, Butts County, GA, Calhoun County, GA, Carroll County, GA, Chattahoochee County, GA, Chattooga County, GA, Cherokee County, GA, Clarke County, GA, Clay County, GA, Clayton County, GA, Cobb County, GA, Colquitt County, GA, Cook County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, Dawson County, GA, Decatur County, GA, DeKalb County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Douglas County, GA, Early County, GA, Fayette County, GA, Floyd County, GA, Forsyth County, GA, Fulton County, GA, Glascock County, GA, Gordon County, GA, Grady County, GA, Greene County, GA, Gwinnett County, GA, Hall County, GA, Hancock County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Irwin County, GA, Jackson County, GA, Jasper County, GA, Jefferson County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Lee County, GA, Macon County, GA, Madison County, GA, Marion County, GA, Meriwether County, GA, Miller County, GA, Mitchell County, GA, Monroe County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Paulding County, GA, Peach County, GA, Pickens County, GA, Pike County, GA, Polk County, GA, Pulaski County, GA, Putnam County, GA, Quitman County, GA, Randolph County, GA, Rockdale County, GA, Schley County, GA, Seminole County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taliaferro County, GA, Taylor County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Troup County, GA, Turner County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Webster County, GA, Wilcox County, GA, Wilkes County, GA, Wilkinson County, GA, Worth County, GA
The radar
The Ft Rucker radar (KEOX), 37 km from the middle of the area, began a volume at 11:59 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
- 50%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 30%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 20%
- One or more hailstones of 2 inches or more
- 5%
- Six or more combined severe hail and wind reports
- 60%
Warnings issued inside it
36 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 7:06 AM CDT | Severe Thunderstorm Warning | MOB | Okaloosa | 24 min |
| Apr 19, 7:15 AM CDT | Tornado Warning | BMX | Bullock, Macon | 30 min |
| Apr 19, 7:29 AM CDT | Tornado Warning | TAE | Walton | 31 min |
| Apr 19, 7:47 AM CDT | Flash Flood Warning | TAE | Coffee, Dale, Geneva | 3 hr |
| Apr 19, 7:49 AM CDT | Tornado Warning | FFC | Carroll, Coweta, Heard | 26 min |
| Apr 19, 8:01 AM CDT | Severe Thunderstorm Warning | TAE | Bay, Walton, Washington | 29 min |
| Apr 19, 8:18 AM CDT | Tornado Warning | TAE | Coffee, Geneva | 27 min |
| Apr 19, 8:21 AM CDT | Severe Thunderstorm Warning | FFC | Cobb, Douglas, Fulton | 39 min |
| Apr 19, 8:24 AM CDT | Tornado Warning | TAE | Walton, Washington | 24 min |
| Apr 19, 8:36 AM CDT | Tornado Warning | TAE | Dale, Henry | 24 min |
| Apr 19, 8:42 AM CDT | Severe Thunderstorm Warning | TAE | Coffee, Dale | 30 min |
| Apr 19, 8:44 AM CDT | Tornado Warning | BMX | Russell | 45 min |
| Apr 19, 8:54 AM CDT | Tornado Warning | TAE | Henry | 36 min |
| Apr 19, 8:58 AM CDT | Flash Flood Warning | TAE | Dale, Henry | 3 hr |
| Apr 19, 9:08 AM CDT | Severe Thunderstorm Warning | FFC | Bartow, Chattooga, Floyd, Gordon, Haralson, Paulding and 1 more | 52 min |
| Apr 19, 9:09 AM CDT | Tornado Warning | FFC | Chattahoochee, Muscogee | 51 min |
| Apr 19, 9:18 AM CDT | Tornado Warning | TAE | Henry | 42 min |
| Apr 19, 9:47 AM CDT | Tornado Warning | TAE | Calhoun, Clay, Quitman, Randolph, Terrell | 43 min |
| Apr 19, 9:52 AM CDT | Tornado Warning | TAE | Houston | 23 min |
| Apr 19, 9:58 AM CDT | Tornado Warning | FFC | Floyd, Gordon, Murray, Whitfield | 47 min |
| Apr 19, 10:05 AM CDT | Severe Thunderstorm Warning | FFC | Marion, Stewart, Sumter, Webster | 40 min |
| Apr 19, 10:11 AM CDT | Tornado Warning | TAE | Henry, Houston | 34 min |
| Apr 19, 10:13 AM CDT | Severe Thunderstorm Warning | FFC | Talbot, Upson | 47 min |
| Apr 19, 10:18 AM CDT | Severe Thunderstorm Warning | FFC | Meriwether, Troup | 42 min |
| Apr 19, 10:24 AM CDT | Severe Thunderstorm Warning | FFC | Bartow, Cherokee, Cobb, Gilmer, Gordon, Murray and 3 more | 51 min |
| Apr 19, 10:35 AM CDT | Tornado Warning | TAE | Baker, Calhoun, Clay, Early | 25 min |
| Apr 19, 10:45 AM CDT | Severe Thunderstorm Warning | FFC | Dooly, Macon, Schley, Sumter | 45 min |
| Apr 19, 10:48 AM CDT | Tornado Warning | TAE | Gadsden, Leon, Liberty, Wakulla | 12 min |
| Apr 19, 10:49 AM CDT | Severe Thunderstorm Warning | FFC | Butts, Lamar, Pike, Spalding | 41 min |
| Apr 19, 11:13 AM CDT | Severe Thunderstorm Warning | FFC | Crisp, Wilcox | 34 min |
| Apr 19, 11:26 AM CDT | Severe Thunderstorm Warning | FFC | Bleckley, Dooly, Houston, Pulaski, Twiggs | 36 min |
| Apr 19, 11:55 AM CDT | Severe Thunderstorm Warning | TAE | Leon | 35 min |
| Apr 19, 11:59 AM CDT | Tornado Warning | TAE | Leon | 13 min |
| Apr 19, 12:23 PM CDT | Severe Thunderstorm Warning | FFC | Laurens | 37 min |
| Apr 19, 12:44 PM CDT | Severe Thunderstorm Warning | TAE | Jefferson, Madison | 46 min |
| Apr 19, 1:15 PM CDT | Severe Thunderstorm Warning | TAE | Brooks, Lowndes, Thomas | 60 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, 12.0 hours before the alert went out and 165 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
- 851 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 888 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
961 WWUS20 KWNS 191153 SEL8 SPC WW 191153 ALZ000-FLZ000-GAZ000-CWZ000-191900- URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 78 NWS STORM PREDICTION CENTER NORMAN OK 755 AM EDT SUN APR 19 2015 THE NWS STORM PREDICTION CENTER HAS ISSUED A * TORNADO WATCH FOR PORTIONS OF EASTERN ALABAMA FLORIDA PANHANDLE SOUTHWESTERN THROUGH CENTRAL GEORGIA COASTAL WATERS * EFFECTIVE THIS SUNDAY MORNING AND AFTERNOON FROM 755 AM UNTIL 300 PM EDT. * PRIMARY THREATS INCLUDE... A FEW TORNADOES POSSIBLE ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE SUMMARY...THUNDERSTORMS ARE FORECAST TO INCREASE IN COVERAGE AND INTENSITY THROUGH THE REMAINDER OF THE MORNING HOURS AND SPREAD NORTHEASTWARD ACROSS THE WATCH AREA...BRINGING A RISK OF DAMAGING WIND...A FEW TORNADOES...AND ISOLATED SEVERE HAIL. SEE SPC MESOSCALE DISCUSSION 374 FOR INITIAL METEOROLOGICAL DETAILS. THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 105 STATUTE MILES EAST AND WEST OF A LINE FROM 35 MILES SOUTHWEST OF PANAMA CITY FLORIDA TO 55 MILES NORTHWEST OF MACON GEORGIA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8). 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. && AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 24030. ...EDWARDS
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 2:06 AM CDT | Mesoscale Discussion | SPC | Choctaw, Clarke, Marengo, Washington | 84 min |
| Apr 19, 5:51 AM CDT | Mesoscale Discussion | SPC | Autauga, Baldwin, Barbour, Bullock, Butler, Coffee and 17 more | 114 min |
| Apr 19, 1:14 PM CDT | Mesoscale Discussion | SPC | Autauga, Bibb, Blount, Calhoun, Chambers, Cherokee and 36 more | 2 hr |
| Apr 19, 5:25 PM CDT | Mesoscale Discussion | SPC | Calhoun, Cherokee, Cleburne, DeKalb, Etowah | 95 min |
| Apr 19, 11:24 AM CDT | Mesoscale Discussion | SPC | Hamilton, Jefferson, Madison, Suwannee, Taylor | 2 hr |
| Apr 19, 12:04 PM CDT | Tornado Watch | SPC | Baker, Columbia, Dixie, Duval, Gilchrist, Hamilton and 5 more | 7 hr |
| Apr 19, 3:56 PM CDT | Mesoscale Discussion | SPC | Flagler, Lake, Marion, Orange, Putnam, Saint Johns and 3 more | 94 min |
| Apr 19, 9:40 AM CDT | Mesoscale Discussion | SPC | Bleckley, Calhoun, Crisp, Dodge, Dooly, Dougherty and 11 more | 2 hr |
Nearby
Tornado Watches in Georgia, 2015Tornado Watches in Alabama, 2015Tornado Watches in Florida, 2015Every tornado watch in 2015
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.