Alert archive / Florida / Tornado Warnings in 2008

Tornado Warning 84, NWS Miami, FL

September 29, 2008Miami-Dade County, Florida

NWS Miami, FL issued this tornado warning at Sep 29, 2008, 2:05 PM EDT for Miami-Dade County, Florida. It was in force for 25 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
Sep 29, 2008, 2:05 PM EDT (18:05 UTC)
Expired
Sep 29, 2008, 2:30 PM EDT
In force
25 min
Issued by
NWS Miami, FL
Area
Storm-based polygon

County Miami-Dade County, FL

The radar

The Miami radar (KAMX), 6 km from the middle of the area, began a volume at 18:09 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 nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 6.1 hours before the alert went out and 30 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, Miami, FL at 12:00Z on 2008-09-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2025 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, Miami, FL at 12:00Z on 2008-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
2025 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
566 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KMFL 291805
TORMFL
FLC086-291830-
/O.NEW.KMFL.TO.W.0084.080929T1805Z-080929T1830Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
205 PM EDT MON SEP 29 2008

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

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

* UNTIL 230 PM EDT

* AT 159 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND A       
  TRAINED SPOTTER INDICATED A SEVERE THUNDERSTORM CAPABLE OF         
  PRODUCING A TORNADO NEAR GOULDS...  MOVING NORTHEAST AT 3 MPH.

* THE TORNADO WILL BE NEAR...
  GOULDS...
  AND SURROUNDING COMMUNITIES.

TRAINED SPOTTERS REPORTED A FUNNEL CLOUD NEAR U.S. 1 AND SW 137 
AVENUE.

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.

LAT...LON 2552 8041 2559 8044 2562 8036 2557 8034
TIME...MOT...LOC 1804Z 252DEG 3KT 2554 8039

$$

JR
1 follow-up statement
649 
WWUS52 KMFL 291825
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
225 PM EDT MON SEP 29 2008

FLC086-291834-
/O.EXP.KMFL.TO.W.0084.000000T0000Z-080929T1830Z/
MIAMI-DADE FL-
224 PM EDT MON SEP 29 2008

...THE TORNADO WARNING FOR CENTRAL MIAMI-DADE COUNTY WILL EXPIRE AT
230 PM EDT...

NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE TORNADO HAS
DISSIPATED. THUS THE TORNADO WARNING WILL EXPIRE AT 230 PM EDT.

HOWEVER...THUNDERSTORMS REMAIN IN THE CUTLER BAY AND BLACK POINT. 
THESE STORMS WILL CONTINUE TO PRODUCE FREQUENT LIGHTNING...GUSTY 
WINDS TO 40 MPH...AND VERY HEAVY RAINFALL. STAY TUNED TO NOAA 
WEATHER RADIO OR LOCAL MEDIA FOR THE LATEST UPDATES.

LAT...LON 2552 8041 2559 8044 2562 8036 2557 8034
TIME...MOT...LOC 1824Z 252DEG 3KT 2555 8037

$$

BAXTER

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 29, 1:43 PM EDTAreal Flood AdvisoryMFLMiami-Dade2 hr
Sep 29, 2:28 PM EDTSpecial Marine WarningMFL30 min
Sep 29, 2:32 PM EDTSpecial Weather StatementMFLMiami-Dade58 min
Sep 29, 3:16 PM EDTSpecial Marine WarningMFL20 min
Sep 29, 4:12 PM EDTSpecial Weather StatementMFLPalm Beach63 min
Sep 29, 5:23 PM EDTSpecial Weather StatementMFLHendry67 min
Sep 29, 7:25 PM EDTAreal Flood AdvisoryMFLGlades110 min

Nearby

Tornado Warnings in Florida, 2008Every tornado warning in 2008Tornadoes 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.