Alert archive / Florida / Tornado Watches in 2005
Tornado Watch 628
The Storm Prediction Center issued this tornado watch at Jul 9, 2005, 3:05 PM EDT for 27 counties in Florida. It was in force for 8 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 9, 2005, 3:05 PM EDT (19:05 UTC)
- Expired
- Jul 9, 2005, 10:35 PM EDT
- In force
- 8 hr
- Issued by
- the Storm Prediction Center
All 27 counties
Alachua County, FL, Charlotte County, FL, Citrus County, FL, Collier County, FL, DeSoto County, FL, Dixie County, FL, Gilchrist County, FL, Glades County, FL, Hardee County, FL, Hendry County, FL, Hernando County, FL, Highlands County, FL, Hillsborough County, FL, Lafayette County, FL, Lee County, FL, Levy County, FL, Manatee County, FL, Marion County, FL, Miami-Dade County, FL, Monroe County, FL, Pasco County, FL, Pinellas County, FL, Polk County, FL, Sarasota County, FL, Sumter County, FL, Taylor County, FL, Union County, FL
The radar
The Tampa radar (KTBW), 43 km from the middle of the area, began a volume at 19:06 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.
Warnings issued inside it
3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 5:37 PM EDT | Severe Thunderstorm Warning | TBW | Sumter | 38 min |
| Jul 9, 5:40 PM EDT | Severe Thunderstorm Warning | TBW | Polk | 35 min |
| Jul 9, 5:44 PM EDT | Severe Thunderstorm Warning | JAX | Marion | 78 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
Tampa Bay, FL (KTBW), launched 12:00Z, 7.1 hours before the alert went out and 43 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
- 77 J/kg
- Mixed-layer CIN
- -118 J/kg
- Mixed-layer LCL
- 739 m above ground
- 0-6 km bulk shear
- 0 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 0 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 091907
SEL8
SPC WW 091907
FLZ000-CWZ000-100300-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 628
NWS STORM PREDICTION CENTER NORMAN OK
305 PM EDT SAT JUL 9 2005
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
WESTERN FLORIDA PENINSULA AND KEYS
COASTAL WATERS
EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 305 PM UNTIL
1100 PM EDT.
TORNADOES...HAIL TO 0.5 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 60 STATUTE MILES
EAST AND WEST OF A LINE FROM 40 MILES NORTH NORTHWEST OF CROSS
CITY FLORIDA TO 130 MILES SOUTH SOUTHEAST OF FORT MEYERS FLORIDA.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU8).
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 627. WATCH NUMBER 627 WILL NOT BE IN EFFECT AFTER 305
PM EDT.
DISCUSSION...LOW/DEEP LAYER SHEAR WILL REMAIN VERY FAVORABLE THROUGH
THE EVENING HOURS FOR EMBEDDED SUPERCELLS AND A FEW TORNADOES TO
OCCUR WITH THE OUTER CONVECTIVE BANDS...LOCATED ON THE EAST SIDE OF
HURRICANE DENNIS.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 12040.
...IMY
300,0821 245,0800 245,0820 300,0842SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 8:25 PM EDT | Mesoscale Discussion | SPC | Broward, Collier, Hendry, Lee, Miami-Dade, Monroe | 2 hr |
| Jul 8, 9:55 PM EDT | Tornado Watch | SPC | Broward, Charlotte, Collier, DeSoto, Glades, Hardee and 11 more | 9 hr |
| Jul 9, 6:45 AM EDT | Tornado Watch | SPC | Brevard, Broward, Charlotte, Citrus, Collier, DeSoto and 27 more | 8 hr |
| Jul 9, 11:50 AM EDT | Mesoscale Discussion | SPC | Broward, Charlotte, Collier, DeSoto, Glades, Hardee and 8 more | 115 min |
| Jul 9, 6:13 PM EDT | Mesoscale Discussion | SPC | Alachua, Charlotte, Citrus, Collier, Columbia, DeSoto and 27 more | 2 hr |
Nearby
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.