Alert archive / Florida / Tornado Warnings in 2007

Tornado Warning 9, NWS Miami, FL

May 6, 2007Miami-Dade County, Florida

NWS Miami, FL issued this tornado warning at May 6, 2007, 7:25 PM EDT for Miami-Dade County, Florida. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 6, 2007, 7:25 PM EDT (23:25 UTC)
Expired
May 6, 2007, 8:00 PM EDT
In force
35 min
Issued by
NWS Miami, FL
Area
Counties, with a storm outline in the text

County Miami-Dade County, FL

The radar

The Miami radar (KAMX), 55 km from the middle of the area, began a volume at 23:28 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 6, 1:49 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Key West, FL (KEYW), launched 12:00Z, 11.4 hours before the alert went out and 121 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, Key West, FL at 12:00Z on 2007-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 830 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Key West, FL at 12:00Z on 2007-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -22 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
830 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
899 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-22 m²/s²
0-3 km storm-relative helicity
8 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS52 KMFL 062326
TORMFL
FLC086-070000-
/O.NEW.KMFL.TO.W.0009.070506T2325Z-070507T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
725 PM EDT SUN MAY 6 2007

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN MIAMI-DADE COUNTY IN SOUTH FLORIDA.

* UNTIL 800 PM EDT

* AT 724 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER
  SOUTHWESTERN MIAMI-DADE COUNTY...OR ABOUT 12 MILES NORTHEAST OF
  FLAMINGO...MOVING SOUTHWEST AT 10 MPH.

* THE TORNADO WILL BE NEAR...
  RURAL SOUTHWESTERN MIAMI-DADE COUNTY BY 740 PM EDT

IF YOU ARE NEAR THE PATH OF A TORNADO...SEEK SHELTER IN A STURDY
BUILDING ON THE LOWEST FLOOR...AWAY FROM OUTSIDE WALLS AND WINDOWS.
GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND STAY AWAY FROM WINDOWS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT SUNDAY
EVENING FOR SOUTHERN FLORIDA.

LAT...LON 2529 8066 2534 8079 2528 8087 2517 8091
      2518 8084 2514 8075

$$

STRASSBERG

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 5, 9:15 PM EDTSevere Thunderstorm WarningMFLGlades37 min
May 6, 4:10 PM EDTSevere Thunderstorm WarningMFLCollier45 min
May 6, 4:30 PM EDTSevere Thunderstorm WarningMFLPalm Beach45 min
May 6, 4:30 PM EDTSevere Thunderstorm WarningMFLCollier, Hendry36 min
May 6, 5:15 PM EDTSevere Thunderstorm WarningMFLBroward, Palm Beach45 min
May 6, 5:32 PM EDTMarine Weather StatementMFL88 min
May 6, 5:33 PM EDTHigh Surf AdvisoryMFLBroward, Miami-Dade, Palm Beach62 hr
May 6, 5:38 PM EDTSevere Thunderstorm WarningMFLPalm Beach67 min
May 6, 5:42 PM EDTSpecial Marine WarningMFL63 min
May 6, 5:45 PM EDTSevere Thunderstorm WarningMFLGlades30 min
May 6, 5:47 PM EDTTornado WarningMFLBroward, Palm Beach43 min
May 6, 6:14 PM EDTSevere Thunderstorm WarningMFLBroward, Glades, Hendry, Palm Beach61 min
May 6, 6:27 PM EDTTornado WarningMFLPalm Beach33 min
May 6, 6:27 PM EDTTornado WarningMFLBroward48 min
May 6, 6:38 PM EDTSpecial Marine WarningMFL37 min
May 6, 6:48 PM EDTTornado WarningMFLHendry57 min
May 6, 6:58 PM EDTTornado WarningMFLBroward32 min
May 6, 7:22 PM EDTTornado WarningMFLBroward, Collier, Hendry, Palm Beach53 min
May 6, 7:37 PM EDTSevere Thunderstorm WarningMFLBroward, Miami-Dade38 min

Nearby

Tornado Warnings in Florida, 2007Every tornado warning in 2007Tornadoes in 2007

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.