Alert archive / Georgia / Tornado Watches in 2003
Tornado Watch 964
The Storm Prediction Center issued this tornado watch at Nov 18, 2003, 9:45 PM CST for Henry County, Houston County, Russell County, Alabama; 12 counties in Florida; 46 counties in Georgia. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Nov 18, 2003, 9:45 PM CST (03:45 UTC)
- Expired
- Nov 19, 2003, 4:00 AM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 61 counties
Henry County, AL, Houston County, AL, Russell County, AL, Bay County, FL, Calhoun County, FL, Gadsden County, FL, Gulf County, FL, Jackson County, FL, Jefferson County, FL, Leon County, FL, Liberty County, FL, Madison County, FL, Taylor County, FL, Wakulla County, FL, Washington County, FL, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Bleckley County, GA, Brooks County, GA, Calhoun County, GA, Chattahoochee County, GA, Clay County, GA, Colquitt County, GA, Cook County, GA, Crawford County, GA, Crisp County, GA, Decatur County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Grady County, GA, Harris County, GA, Houston County, GA, Irwin County, GA, Laurens County, GA, Lee County, GA, Macon County, GA, Marion County, GA, Miller County, GA, Mitchell County, GA, Muscogee County, GA, Peach 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, Twiggs County, GA, Webster County, GA, Wilcox County, GA, Worth County, GA
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, 3.8 hours before the alert went out and 70 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
- 1044 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 317 m²/s²
- 0-3 km storm-relative helicity
- 384 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS20 KWNS 190346
SEL4
SPC WW 190345
ALZ000-FLZ000-GAZ000-CWZ000-191000-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 964
NWS STORM PREDICTION CENTER NORMAN OK
1045 PM EST TUE NOV 18 2003
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHEAST ALABAMA
FLORIDA PANHANDLE
SOUTHERN GEORGIA
COASTAL WATERS
EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 1045 PM
UNTIL 500 AM EST.
TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 70 STATUTE MILES EAST AND WEST
OF A LINE FROM 15 MILES WEST NORTHWEST OF MACON GEORGIA TO 15
MILES EAST OF APALACHICOLA FLORIDA.
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...THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 963. WATCH NUMBER 963 WILL NOT BE IN EFFECT AFTER
1045 PM EST.
DISCUSSION...BAND OF THUNDERSTORMS WILL CONTINUE EWD INTO SWRN GA
AND ACROSS FL PANHANDLE AHEAD OF APPROACHING STRONG UPPER LEVEL
TROUGH. SHEAR PROFILES REMAINING VERY FAVORABLE FOR ROTATING STORMS
AND ISOLATED TORNADOES ASSOCIATED WITH BOWING LINE SEGMENTS. LACK
OF STRONG INSTABILITY CONTINUES TO BE THE LIMITING PARAMETER.
HOWEVER VERY MOIST TROPICAL SLY FLOW SUFFICIENT TO MAINTAIN TORNADO
THREAT THROUGH MUCH OF THE NIGHT GIVEN THE STRONG SHEAR.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
MEAN STORM MOTION VECTOR 22040.
...HALES
324,0824 294,0833 294,0855 324,0850SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 18, 6:45 PM CST | Mesoscale Discussion | SPC | Barbour, Bullock, Chambers, Coffee, Covington, Crenshaw and 11 more | 60 min |
| Nov 18, 6:46 PM CST | Mesoscale Discussion | SPC | Barbour, Bullock, Chambers, Coffee, Covington, Crenshaw and 11 more | 59 min |
| Nov 18, 8:10 PM CST | Mesoscale Discussion | SPC | Barbour, Bullock, Chambers, Clay, Dale, Elmore and 8 more | 95 min |
| Nov 18, 11:22 PM CST | Mesoscale Discussion | SPC | Henry, Houston, Russell | 83 min |
| Nov 19, 1:43 AM CST | Mesoscale Discussion | SPC | Gadsden, Jefferson, Leon, Madison, Taylor, Wakulla | 92 min |
| Nov 19, 3:20 AM CST | Tornado Watch | SPC | Alachua, Baker, Bradford, Clay, Columbia, Dixie and 12 more | 6 hr |
| Nov 19, 5:11 AM CST | Mesoscale Discussion | SPC | Citrus, Hardee, Hernando, Hillsborough, Lake, Levy and 9 more | 3 hr |
| Nov 19, 7:30 AM CST | Tornado Watch | SPC | Charlotte, Citrus, Collier, DeSoto, Hardee, Hernando and 9 more | 6 hr |
| Nov 19, 12:18 AM CST | Mesoscale Discussion | SPC | Baldwin, Banks, Barrow, Bibb, Butts, Clarke and 42 more | 57 min |
| Nov 19, 1:20 AM CST | Tornado Watch | SPC | Baldwin, Banks, Barrow, Bibb, Burke, Butts and 37 more | 6 hr |
| Nov 19, 4:14 AM CST | Mesoscale Discussion | SPC | Burke, Columbia, Glascock, Jefferson, Lincoln, McDuffie and 3 more | 61 min |
| Nov 19, 10:29 AM CST | Mesoscale Discussion | SPC | Habersham, Rabun, Stephens, Towns, Union | 61 min |
Nearby
Tornado Watches in Georgia, 2003Tornado Watches in Florida, 2003Tornado Watches in Alabama, 2003Every tornado watch in 2003
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.