Alert archive / Florida / Special Weather Statements in 2012

Special Weather Statement, NWS Miami, FL

October 6, 2012Palm Beach County, Florida

NWS Miami, FL issued this special weather statement at Oct 6, 2012, 9:31 AM EDT for Palm Beach County, Florida. It was in force for 29 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
Oct 6, 2012, 9:31 AM EDT (13:31 UTC)
Expired
Oct 6, 2012, 10:00 AM EDT
In force
29 min
Issued by
NWS Miami, FL

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 117 km from the middle of the area, began a volume at 13:34 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, 1.5 hours before the alert went out and 91 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 2012-10-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2576 joules per kilogram.LCLEL10008507005003002001001 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 2012-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -34 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
2576 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
693 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-34 m²/s²
0-3 km storm-relative helicity
-11 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.

409 
WWUS82 KMFL 061331
SPSMFL

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
931 AM EDT SAT OCT 6 2012

FLZ068-168-061400-
COASTAL PALM BEACH COUNTY FL METRO PALM BEACH COUNTY FL 
931 AM EDT SAT OCT 6 2012

...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR EASTERN PALM BEACH
COUNTY FOR THE DEVELOPMENT OF FUNNEL CLOUDS...

* UNTIL 1000 AM EDT

* AT 925 AM EDT...PUBLIC AND THE TOWER AT PALM BEACH INTERNATIONAL 
AIRPORT REPORTED WATERSPOUTS NEAR THE COAST ALONG SOUTH PALM BEACH. 
FUNNEL CLOUDS MAY BE POSSIBLE ALONG THE PALM BEACH COUNTY COAST THIS 
MORNING AS THESE SHOWERS MOVE SLOWLY WESTWARD AND ONSHORE.

* THE STORM WILL AFFECT...
  SOUTH PALM BEACH...
  LAKE WORTH...
  AND SURROUNDING COMMUNITIES.

THIS ACTIVITY WAS ALSO DEVELOPING IN AN ENVIRONMENT FAVORABLE FOR THE
FORMATION OF FUNNEL CLOUDS. STAY TUNED TO NOAA WEATHER RADIO AND
LOCAL MEDIA FOR ADDITIONAL UPDATES AND POSSIBLE WARNINGS.

FUNNEL CLOUDS OCCASIONALLY TOUCH DOWN AND PRODUCE TORNADOES. MOVE
INDOORS AND STAY AWAY FROM WINDOWS.

LAT...LON 2655 8004 2644 8005 2645 8013 2692 8006
      2680 8003 2663 8003 2660 8004 2659 8003
      2655 8003
TIME...MOT...LOC 1329Z 122DEG 1KT 2662 8005

$$

AK

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 5, 9:33 PM EDTAreal Flood AdvisoryMFLCollier, Hendry62 min
Oct 6, 9:27 AM EDTSpecial Marine WarningMFL63 min
Oct 6, 2:56 PM EDTSpecial Weather StatementMFLPalm Beach34 min
Oct 6, 6:44 PM EDTSpecial Weather StatementMFLMonroe31 min
Oct 6, 7:12 PM EDTSpecial Weather StatementMFLMonroe33 min
Oct 6, 7:47 PM EDTSpecial Weather StatementMFLMonroe28 min

Nearby

Special Weather Statements in Florida, 2012Every special weather statement in 2012

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.