Alert archive / Florida / Tornado Warnings in 2014

Tornado Warning 5, NWS Miami, FL

August 16, 2014Palm Beach County, Florida

NWS Miami, FL issued this tornado warning at Aug 16, 2014, 4:33 PM EDT for Palm Beach County, Florida. It was in force for 12 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 16, 2014, 4:33 PM EDT (20:33 UTC)
Expired
Aug 16, 2014, 4:45 PM EDT
In force
12 min
Issued by
NWS Miami, FL
Area
Storm-based polygon

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 92 km from the middle of the area, began a volume at 20:37 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 was reported inside it

TimeReportWhereRemark
Aug 16, 4:33 PM EDTTORNADO7 Wnw Boca West, FLSKYWARN SPOTTER REPORTED A TORNADO WEST OF CLINT MOORE RD AND THE FLORIDA TURNPIKE AT 433 PM EDT. SPOTTER REPORTED A DURATION OF APPROXIMATELY 2 MINUTES... WITH NO LINGERING FUNNEL CLOUD. A MEMBER OF THE PUBLIC AND A FISH AND WILDLIFE SERVICE EMPLOYEE ALSO REP

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 8.6 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, Miami, FL at 12:00Z on 2014-08-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2531 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 2014-08-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
2531 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
798 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

181 
WFUS52 KMFL 162033
TORMFL
FLC099-162100-
/O.NEW.KMFL.TO.W.0005.140816T2033Z-140816T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
433 PM EDT SAT AUG 16 2014

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN PALM BEACH COUNTY IN SOUTHEAST FLORIDA...

* UNTIL 500 PM EDT
    
* AT 432 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED
  NEAR MISSION BAY...OR 10 MILES NORTH OF CORAL SPRINGS. THE TORNADIC
  STORM WAS DRIFTING EAST.

* LOCATIONS IMPACTED INCLUDE...
  BOCA RATON...BOYNTON BEACH...DELRAY BEACH...KINGS POINT...VILLAGE
  OF GOLF...MISSION BAY...LOXAHATCHEE NWR...WHISPER WALK...HAMPTONS
  AT BOCA RATON...DUNES ROAD...BOCA WEST...VILLAGES OF ORIOLE...BOCA
  RATON EQUESTRIAN...MORIKAMI PARK...FAU SOUTH CAMPUS AND SOUTH
  COUNTY REGIONAL PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO A SHELTER OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 2635 8030 2649 8031 2655 8009 2637 8008
TIME...MOT...LOC 2032Z 262DEG 4KT 2642 8026 

$$

GREGORIA
1 follow-up statement
764 
WWUS52 KMFL 162045
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
445 PM EDT SAT AUG 16 2014

FLC099-162054-
/O.CAN.KMFL.TO.W.0005.000000T0000Z-140816T2100Z/
PALM BEACH FL-
445 PM EDT SAT AUG 16 2014

...THE TORNADO WARNING FOR SOUTHEASTERN PALM BEACH COUNTY IS
CANCELLED...
                
DOPPLER RADAR INDICATES THAT THE CONFIRMED TORNADO WEST OF THE TURNPIKE
FROM WEST BOCA HAS DISSIPATED. THEREFORE THE WARNING HAS BEEN CANCELLED. 
HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 2635 8030 2649 8031 2655 8009 2637 8008
TIME...MOT...LOC 2041Z 262DEG 4KT 2642 8025 

$$

GREGORIA

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 2:43 PM EDTSpecial Marine WarningMFL62 min
Aug 16, 3:32 PM EDTSpecial Weather StatementMFLPalm Beach43 min
Aug 16, 3:39 PM EDTSpecial Weather StatementMFLBroward36 min
Aug 16, 4:02 PM EDTSpecial Weather StatementMFLBroward28 min
Aug 16, 4:18 PM EDTSpecial Weather StatementMFLPalm Beach42 min
Aug 16, 4:19 PM EDTSpecial Marine WarningMFL86 min
Aug 16, 4:31 PM EDTSpecial Weather StatementMFLPalm Beach29 min
Aug 16, 4:47 PM EDTSpecial Weather StatementMFLBroward43 min
Aug 16, 5:08 PM EDTSpecial Weather StatementMFLBroward22 min
Aug 16, 5:27 PM EDTSpecial Marine WarningMFL63 min
Aug 16, 5:37 PM EDTSpecial Weather StatementMFLMiami-Dade23 min
Aug 16, 5:46 PM EDTAreal Flood AdvisoryMFLMiami-Dade59 min

Nearby

Tornado Warnings in Florida, 2014Every tornado warning in 2014Tornadoes in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.