Alert archive / Florida / Tornado Warnings in 2008

Tornado Warning 8, NWS Miami, FL

February 12, 2008Palm Beach County, Florida

NWS Miami, FL issued this tornado warning at Feb 12, 2008, 11:53 PM EST for Palm Beach County, Florida. It was in force for 52 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
Feb 12, 2008, 11:53 PM EST (04:53 UTC)
Expired
Feb 13, 2008, 12:45 AM EST
In force
52 min
Issued by
NWS Miami, FL
Area
Storm-based polygon

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 106 km from the middle of the area, began a volume at 04:56 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
Feb 12, 10:20 PM ESTTornado WatchSPC9 hr

The nearest sounding before it

Miami, FL (KMFL), launched 00:00Z, 4.9 hours before the alert went out and 81 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 00:00Z on 2008-02-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 810 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 00:00Z on 2008-02-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 192 square meters per square second.19395878Sfc1 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
810 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
772 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
192 m²/s²
0-3 km storm-relative helicity
287 m²/s²
Significant tornado parameter
0.9
Supercell composite
4.8

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KMFL 130454
TORMFL
FLC099-130545-
/O.NEW.KMFL.TO.W.0008.080213T0453Z-080213T0545Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
1153 PM EST TUE FEB 12 2008

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL PALM BEACH COUNTY IN SOUTH FLORIDA.

* UNTIL 1245 AM EST

* AT 1151 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES WEST    
  OF LOXAHATCHEE NATIONAL WILDLIFE REFUGE...MOVING NORTHEAST TO EAST 
  AT 35 MPH.

  THIS STORM IS ALSO CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
  60 MPH.

* THE TORNADO WILL BE NEAR...

  LOXAHATCHEE NATIONAL WILDLIFE REFUGE BY MIDNIGHT EST.
  DELRAY BEACH BY 1205 AM EST.
  BOYNTON BEACH BY 1210 AM EST.
  GREENACRES CITY BY 1215 AM EST.
  LAKE WORTH BY 1220 AM EST.
  HAVERHILL BY 1225 AM EST.

AND SURROUNDING COMMUNITIES.

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.

TORNADOES ARE ESPECIALLY DANGEROUS AT NIGHT BECAUSE THEY ARE HARD TO
SEE. TAKE COVER NOW IF YOU WAIT UNTIL YOU SEE OR HEAR IT COMING...IT
MAY BE TOO LATE TO GET TO A SAFE PLACE MOVE TO AN INTERIOR ROOM OR
HALLWAY ON THE LOWEST FLOOR. LEAVE MOBILE HOMES AND VEHICLES FOR
REINFORCED SHELTER. STAY AWAY FROM WINDOWS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM EST WEDNESDAY MORNING
FOR SOUTHERN FLORIDA.

LAT...LON 2644 8007 2643 8033 2651 8044 2689 8005
TIME...MOT...LOC 0453Z 220DEG 31KT 2650 8032

$$

GR/BB
2 follow-up statements
000
WWUS52 KMFL 130518
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
1217 AM EST WED FEB 13 2008

FLC099-130545-
/O.CON.KMFL.TO.W.0008.000000T0000Z-080213T0545Z/
PALM BEACH FL-
1217 AM EST WED FEB 13 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM EST FOR EAST
CENTRAL PALM BEACH COUNTY...

AT 1213 AM EST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS 
LOCATED NEAR FLORIDA GARDENS OR JUST WEST SOUTHEAST OF WEST PALM 
BEACH...MOVING NORTHEAST AT 35 MPH. THIS STORM HAS LOST SOME OF ITS 
SEVERE CHARACTERISTICS BUT MAY REDEVELOP.

THE STORM WILL BE NEAR...

PALM SPRINGS BY 1220 AM EST.
HAVERHILL BY 1225 AM EST.
MANGONIA PARK BY 1230 AM EST.
PORT OF PALM BEACH BY 1235 AM EST.
NORTH PALM BEACH BY 1240 AM EST.

AND SURROUNDING COMMUNITIES.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM EST WEDNESDAY MORNING
FOR SOUTHERN FLORIDA.

LAT...LON 2644 8007 2643 8033 2651 8044 2689 8005
TIME...MOT...LOC 0517Z 220DEG 31KT 2666 8017

$$

GR
000
WWUS52 KMFL 130545
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
1245 AM EST WED FEB 13 2008

FLC099-130555-
/O.EXP.KMFL.TO.W.0008.000000T0000Z-080213T0545Z/
PALM BEACH FL-
1245 AM EST WED FEB 13 2008

...THE TORNADO WARNING FOR EAST CENTRAL PALM BEACH COUNTY HAS
EXPIRED...

NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE TORNADO HAS 
DISSIPATED AND MOVED INTO THE COASTAL WATERS OFF RIVIERA BEACH. 
THUS THE TORNADO WARNING HAS EXPIRED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM EST WEDNESDAY MORNING
FOR SOUTHERN FLORIDA.

LAT...LON 2644 8007 2643 8033 2651 8044 2689 8005
TIME...MOT...LOC 0518Z 220DEG 31KT 2667 8016

$$

GR

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 12, 7:13 PM ESTSpecial Weather StatementMFLCollier32 min
Feb 12, 7:25 PM ESTSpecial Marine WarningMFL2 hr
Feb 12, 7:50 PM ESTSpecial Weather StatementMFLCollier55 min
Feb 12, 8:03 PM ESTSpecial Weather StatementMFLCollier72 min
Feb 12, 8:19 PM ESTSevere Thunderstorm WarningMFLCollier56 min
Feb 12, 8:48 PM ESTSpecial Marine WarningMFL57 min
Feb 12, 9:02 PM ESTTornado WarningMFLCollier28 min
Feb 12, 9:44 PM ESTSpecial Weather StatementMFLHendry61 min
Feb 12, 9:45 PM ESTSpecial Marine WarningMFL45 min
Feb 12, 9:54 PM ESTSpecial Marine WarningMFL66 min
Feb 12, 9:57 PM ESTTornado WarningMFLHendry, Palm Beach33 min
Feb 12, 10:06 PM ESTSpecial Marine WarningMFL54 min
Feb 12, 10:06 PM ESTTornado WarningMFLCollier, Monroe24 min
Feb 12, 10:22 PM ESTSpecial Marine WarningMFL83 min
Feb 12, 10:29 PM ESTSpecial Weather StatementMFLPalm Beach31 min
Feb 12, 10:33 PM ESTSpecial Weather StatementMFLBroward57 min
Feb 12, 10:34 PM ESTSpecial Marine WarningMFL56 min
Feb 12, 10:37 PM ESTSpecial Weather StatementMFLPalm Beach53 min
Feb 12, 10:38 PM ESTTornado WarningMFLMonroe52 min
Feb 12, 10:40 PM ESTSpecial Marine WarningMFL35 min
Feb 12, 10:47 PM ESTSpecial Weather StatementMFLCollier58 min
Feb 12, 10:54 PM ESTSpecial Weather StatementMFLBroward66 min
Feb 12, 10:55 PM ESTSpecial Marine WarningMFL50 min
Feb 12, 10:58 PM ESTSpecial Marine WarningMFL92 min
Feb 12, 11:06 PM ESTTornado WarningMFLBroward, Palm Beach24 min
Feb 12, 11:13 PM ESTTornado WarningMFLBroward, Palm Beach62 min
Feb 12, 11:24 PM ESTSpecial Marine WarningMFL66 min
Feb 12, 11:30 PM ESTTornado WarningMFLCollier30 min
Feb 12, 11:42 PM ESTSpecial Weather StatementMFLHendry33 min
Feb 12, 11:59 PM ESTTornado WarningMFLBroward, Collier31 min
Feb 13, 12:09 AM ESTTornado WarningMFLMonroe36 min
Feb 13, 12:22 AM ESTSpecial Marine WarningMFL53 min
Feb 13, 12:24 AM ESTSpecial Marine WarningMFL2 hr
Feb 13, 12:29 AM ESTSevere Thunderstorm WarningMFLBroward, Palm Beach39 min
Feb 13, 12:46 AM ESTTornado WarningMFLCollier, Monroe29 min
Feb 13, 1:00 AM ESTSevere Thunderstorm WarningMFLCollier, Monroe45 min
Feb 13, 1:06 AM ESTSevere Thunderstorm WarningMFLBroward, Palm Beach24 min
Feb 13, 1:14 AM ESTSpecial Marine WarningMFL61 min
Feb 13, 1:17 AM ESTTornado WarningMFLBroward, Collier28 min
Feb 13, 1:29 AM ESTSevere Thunderstorm WarningMFLBroward, Palm Beach51 min
Feb 13, 1:41 AM ESTTornado WarningMFLBroward25 min
Feb 13, 1:55 AM ESTSpecial Weather StatementMFLMonroe50 min
Feb 13, 2:09 AM ESTSpecial Marine WarningMFL96 min
Feb 13, 2:15 AM ESTSpecial Weather StatementMFLBroward, Palm Beach60 min
Feb 13, 2:28 AM ESTSpecial Marine WarningMFL92 min
Feb 13, 2:49 AM ESTSpecial Weather StatementMFLMiami-Dade26 min
Feb 13, 3:37 AM ESTSpecial Marine WarningMFL83 min
Feb 13, 4:00 AM ESTSpecial Marine WarningMFL60 min
Feb 13, 8:17 AM ESTSpecial Marine WarningMFL59 min
Feb 13, 10:16 AM ESTSpecial Weather StatementMFLMonroe29 min
Feb 13, 10:38 AM ESTSpecial Weather StatementMFLCollier22 min
Feb 13, 11:00 AM ESTSpecial Marine WarningMFL90 min
Feb 13, 12:21 PM ESTSpecial Weather StatementMFLBroward24 min
Feb 13, 12:27 PM ESTSpecial Marine WarningMFL75 min
Feb 13, 12:46 PM ESTSpecial Weather StatementMFLBroward29 min
Feb 13, 12:56 PM ESTSpecial Weather StatementMFLBroward34 min
Feb 13, 1:15 PM ESTSpecial Weather StatementMFLBroward, Miami-Dade60 min
Feb 13, 1:35 PM ESTSpecial Marine WarningMFL85 min
Feb 13, 1:49 PM ESTSevere Thunderstorm WarningMFLMiami-Dade42 min
Feb 13, 2:09 PM ESTSpecial Weather StatementMFLMiami-Dade36 min
Feb 13, 2:52 PM ESTSpecial Marine WarningMFL83 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.