Alert archive / Florida / Tornado Watches in 2013

Tornado Watch 282

June 6, 201329 counties in Florida

The Storm Prediction Center issued this tornado watch at Jun 6, 2013, 3:42 AM EDT for 29 counties in Florida. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jun 6, 2013, 3:42 AM EDT (07:42 UTC)
Expired
Jun 6, 2013, 11:00 AM EDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
0.5 in
Strongest gust expected
60 kt
All 29 counties

Brevard County, FL, Broward County, FL, Charlotte County, FL, Citrus County, FL, Collier County, FL, DeSoto 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, Manatee County, FL, Martin County, FL, Miami-Dade County, FL, Okeechobee County, FL, Orange County, FL, Osceola County, FL, Palm Beach County, FL, Pasco County, FL, Pinellas County, FL, Polk County, FL, Saint Lucie County, FL, Sarasota County, FL, Seminole County, FL, Sumter County, FL

The radar

The Tampa radar (KTBW), 90 km from the middle of the area, began a volume at 07:46 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
10%
Ten or more severe wind reports
10%
One or more gusts of 65 knots or more
5%
Ten or more severe hail reports
5%
One or more hailstones of 2 inches or more
5%
Six or more combined severe hail and wind reports
40%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 6, 3:44 AM EDTTornado WarningTBWHillsborough31 min
Jun 6, 3:50 AM EDTTornado WarningMFLBroward, Miami-Dade25 min
Jun 6, 3:59 AM EDTTornado WarningTBWCharlotte, DeSoto31 min
Jun 6, 4:11 AM EDTTornado WarningTBWHillsborough34 min
Jun 6, 4:21 AM EDTTornado WarningMFLBroward24 min
Jun 6, 5:26 AM EDTTornado WarningTBWHighlands34 min
Jun 6, 5:32 AM EDTTornado WarningTBWPolk28 min
Jun 6, 5:43 AM EDTTornado WarningMFLMiami-Dade32 min
Jun 6, 6:21 AM EDTTornado WarningMFLPalm Beach24 min
Jun 6, 6:39 AM EDTTornado WarningMFLPalm Beach36 min
Jun 6, 6:40 AM EDTTornado WarningMLBOsceola35 min
Jun 6, 6:59 AM EDTTornado WarningMFLPalm Beach31 min
Jun 6, 7:00 AM EDTTornado WarningMLBMartin30 min
Jun 6, 7:30 AM EDTTornado WarningMLBMartin45 min
Jun 6, 7:51 AM EDTTornado WarningTBWPasco, Pinellas24 min
Jun 6, 8:00 AM EDTTornado WarningMFLBroward, Palm Beach30 min
Jun 6, 8:28 AM EDTTornado WarningMFLPalm Beach32 min
Jun 6, 9:58 AM EDTTornado WarningTBWPinellas32 min
Jun 6, 10:18 AM EDTTornado WarningMLBOkeechobee, Osceola27 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, 7.7 hours before the alert went out and 90 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 2013-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 277 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 2013-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 88 square meters per square second.193958Sfc1 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
277 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
918 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
88 m²/s²
0-3 km storm-relative helicity
262 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
Jun 5, 8:48 PM EDTMesoscale DiscussionSPCCollier, Lee, Miami-Dade, Monroe, Sarasota2 hr
Jun 6, 3:17 AM EDTMesoscale DiscussionSPCBroward, Charlotte, Collier, DeSoto, Glades, Hardee and 13 more118 min
Jun 6, 6:52 AM EDTMesoscale DiscussionSPCBrevard, Broward, Collier, DeSoto, Glades, Hardee and 16 more83 min
Jun 6, 10:03 AM EDTMesoscale DiscussionSPCBrevard, Broward, Charlotte, Citrus, Collier, DeSoto and 21 more57 min
Jun 6, 10:43 AM EDTTornado WatchSPCAlachua, Baker, Bradford, Brevard, Broward, Charlotte and 38 more11 hr
Jun 6, 1:25 PM EDTMesoscale DiscussionSPCAlachua, Baker, Bradford, Brevard, Broward, Charlotte and 37 more65 min
Jun 6, 4:50 PM EDTMesoscale DiscussionSPCAlachua, Baker, Bradford, Brevard, Broward, Charlotte and 37 more55 min
Jun 6, 6:35 PM EDTMesoscale DiscussionSPCEscambia, Okaloosa, Santa Rosa115 min
Jun 6, 7:32 PM EDTMesoscale DiscussionSPCAlachua, Baker, Bradford, Brevard, Broward, Charlotte and 33 more118 min

Nearby

Tornado Watches in Florida, 2013Every tornado watch in 2013

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.