Alert archive / Florida / Tornado Watches in 2005

Tornado Watch 627

July 9, 200533 counties in Florida

The Storm Prediction Center issued this tornado watch at Jul 9, 2005, 6:45 AM EDT for 33 counties in Florida. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
Jul 9, 2005, 6:45 AM EDT (10:45 UTC)
Expired
Jul 9, 2005, 2:59 PM EDT
In force
8 hr
Issued by
the Storm Prediction Center
All 33 counties

Brevard County, FL, Broward County, FL, Charlotte County, FL, Citrus County, FL, Collier County, FL, DeSoto County, FL, Flagler County, FL, Glades County, FL, Hardee County, FL, Hendry County, FL, Hernando County, FL, Highlands County, FL, Hillsborough County, FL, Indian River County, FL, Lake County, FL, Lee County, FL, Levy County, FL, Manatee County, FL, Marion County, FL, Martin County, FL, Miami-Dade County, FL, Monroe County, FL, Okeechobee County, FL, Orange County, FL, Osceola County, FL, Palm Beach County, FL, Pasco County, FL, Polk County, FL, Saint Lucie County, FL, Sarasota County, FL, Seminole County, FL, Sumter County, FL, Volusia County, FL

The radar

The Tampa radar (KTBW), 67 km from the middle of the area, began a volume at 10:45 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

4 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jul 9, 9:08 AM EDTTornado WarningEYWMonroe41 min
Jul 9, 10:54 AM EDTTornado WarningTBWLevy51 min
Jul 9, 1:07 PM EDTTornado WarningTBWHillsborough, Pinellas53 min
Jul 9, 2:27 PM EDTTornado WarningTBWCitrus33 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 00:00Z, 10.8 hours before the alert went out and 67 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.

Skew-T log-pSkew-T log-p diagram, Tampa Bay, FL at 00:00Z on 2005-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 877 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tampa Bay, FL at 00:00Z on 2005-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
877 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
847 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 8, 8:25 PM EDTMesoscale DiscussionSPCBroward, Collier, Hendry, Lee, Miami-Dade, Monroe2 hr
Jul 8, 9:55 PM EDTTornado WatchSPCBroward, Charlotte, Collier, DeSoto, Glades, Hardee and 11 more9 hr
Jul 9, 11:50 AM EDTMesoscale DiscussionSPCBroward, Charlotte, Collier, DeSoto, Glades, Hardee and 8 more115 min
Jul 9, 3:05 PM EDTTornado WatchSPCAlachua, Charlotte, Citrus, Collier, DeSoto, Dixie and 21 more8 hr
Jul 9, 6:13 PM EDTMesoscale DiscussionSPCAlachua, Charlotte, Citrus, Collier, Columbia, DeSoto and 27 more2 hr

Nearby

Tornado Watches in Florida, 2005Every tornado watch in 2005

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.