Alert archive / Georgia / Tornado Watches in 2008
Tornado Watch 65
The Storm Prediction Center issued this tornado watch at Feb 17, 2008, 5:58 PM CST for 12 counties in Florida; 57 counties in Georgia. It was in force for 8 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 17, 2008, 5:58 PM CST (23:58 UTC)
- Expired
- Feb 18, 2008, 2:00 AM CST
- In force
- 8 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1 in
- Strongest gust expected
- 60 kt
All 69 counties
Bay County, FL, Calhoun County, FL, Franklin 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, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Bleckley County, GA, Brooks County, GA, Burke County, GA, Calhoun County, GA, Clay County, GA, Colquitt County, GA, Columbia County, GA, Cook County, GA, Crisp County, GA, Decatur County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Emanuel County, GA, Glascock County, GA, Grady County, GA, Hancock County, GA, Houston County, GA, Irwin County, GA, Jefferson County, GA, Johnson County, GA, Lanier County, GA, Laurens County, GA, Lee County, GA, Lincoln County, GA, Lowndes County, GA, Macon County, GA, McDuffie County, GA, Miller County, GA, Mitchell County, GA, Montgomery County, GA, Peach County, GA, Pulaski County, GA, Quitman County, GA, Randolph County, GA, Richmond County, GA, Seminole County, GA, Taliaferro County, GA, Telfair County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Toombs County, GA, Treutlen County, GA, Turner County, GA, Twiggs County, GA, Warren County, GA, Washington County, GA, Wheeler County, GA, Wilcox County, GA, Wilkes County, GA, Wilkinson County, GA, Worth County, GA
The radar
The Robins AFB radar (KJGX), 71 km from the middle of the area, began a volume at 00:01 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
- 50%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 20%
- One or more hailstones of 2 inches or more
- 10%
- Six or more combined severe hail and wind reports
- 70%
Warnings issued inside it
12 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 17, 6:05 PM CST | Severe Thunderstorm Warning | TAE | Jackson, Washington | 40 min |
| Feb 17, 6:32 PM CST | Tornado Warning | TAE | Clay | 43 min |
| Feb 17, 6:48 PM CST | Severe Thunderstorm Warning | TAE | Bay | 57 min |
| Feb 17, 8:06 PM CST | Severe Thunderstorm Warning | TAE | Decatur, Grady | 39 min |
| Feb 17, 9:03 PM CST | Severe Thunderstorm Warning | TAE | Bay, Calhoun | 42 min |
| Feb 17, 9:33 PM CST | Severe Thunderstorm Warning | TAE | Gadsden | 57 min |
| Feb 18, 12:06 AM CST | Tornado Warning | TAE | Gadsden | 39 min |
| Feb 18, 12:06 AM CST | Tornado Warning | TAE | Decatur | 39 min |
| Feb 18, 12:33 AM CST | Tornado Warning | TAE | Grady | 42 min |
| Feb 18, 12:46 AM CST | Severe Thunderstorm Warning | TAE | Gulf | 44 min |
| Feb 18, 1:01 AM CST | Tornado Warning | TAE | Colquitt, Grady, Mitchell, Thomas | 44 min |
| Feb 18, 1:37 AM CST | Tornado Warning | TAE | Colquitt, Tift, Worth | 38 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
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 12.0 hours before the alert went out and 184 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
- 1892 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 320 m²/s²
- 0-3 km storm-relative helicity
- 438 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 172359
SEL5
SPC WW 172359
FLZ000-GAZ000-CWZ000-180600-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 65
NWS STORM PREDICTION CENTER NORMAN OK
655 PM EST SUN FEB 17 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
THE FLORIDA PANHANDLE
SOUTHERN AND EASTERN GEORGIA
COASTAL WATERS
EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 655 PM UNTIL
100 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 APPROXIMATELY ALONG AND 45 STATUTE
MILES EAST AND WEST OF A LINE FROM 40 MILES WEST NORTHWEST OF
AUGUSTA GEORGIA TO 50 MILES SOUTH SOUTHEAST OF TALLAHASSEE
FLORIDA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).
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 63...WW 64...
DISCUSSION...LONG TRACK SUPERCELL IS CONTINUING TO MOVE ENEWD ACROSS
CENTRAL GA...WHILE BOW ECHO SYSTEM IS MOVING RAPID ENEWD AT 50 KT
TOWARD CENTRAL GA. FARTHER SOUTH...INTENSIFYING STORMS ARE NOTED
OFF THE NWRN FL COAST MOVING NEWD 35-40 KT. SEVERE THREAT IS
EXPECTED TO SPREAD EWD AND NEWD THIS EVENING WITHIN ENVIRONMENT
WHERE STRONG WINDS VEER AND INCREASE WITH HEIGHT...PROVIDING
FAVORABLE VERTICAL SHEAR TO SUPPORT CONTINUED SUPERCELLS AND BOW
ECHOES. STRONGER CELLS WILL BE CAPABLE OF PRODUCING DAMAGING WINDS
GUSTS AND ISOLATED TORNADOES.
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 24040.
...WEISSSPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 17, 5:05 AM CST | Mesoscale Discussion | SPC | Escambia, Santa Rosa | 55 min |
| Feb 17, 5:26 AM CST | Tornado Watch | SPC | Escambia, Okaloosa, Santa Rosa | 7 hr |
| Feb 17, 7:13 AM CST | Mesoscale Discussion | SPC | Escambia, Okaloosa, Santa Rosa | 62 min |
| Feb 17, 9:43 AM CST | Mesoscale Discussion | SPC | Escambia, Okaloosa, Santa Rosa | 62 min |
| Feb 17, 12:14 PM CST | Mesoscale Discussion | SPC | Bay, Calhoun, Franklin, Gadsden, Gulf, Holmes and 7 more | 91 min |
| Feb 17, 12:32 PM CST | Tornado Watch | SPC | Bay, Calhoun, Escambia, Franklin, Gadsden, Gulf and 7 more | 7 hr |
| Feb 17, 2:45 PM CST | Mesoscale Discussion | SPC | Bay, Calhoun, Escambia, Franklin, Gadsden, Gulf and 9 more | 90 min |
| Feb 17, 5:19 PM CST | Mesoscale Discussion | SPC | Bay, Calhoun, Franklin, Gadsden, Gulf, Hamilton and 11 more | 86 min |
| Feb 17, 3:01 PM CST | Tornado Watch | SPC | Baldwin, Banks, Barrow, Bartow, Bibb, Butts and 29 more | 5 hr |
Nearby
Tornado Watches in Georgia, 2008Tornado Watches in Florida, 2008Every tornado watch in 2008
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.