Alert archive / Florida / Special Weather Statements in 2012

Special Weather Statement, NWS Miami, FL

August 3, 2012Collier County, Florida

NWS Miami, FL issued this special weather statement at Aug 3, 2012, 4:59 PM EDT for Collier County, Florida. It was in force for 46 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
Aug 3, 2012, 4:59 PM EDT (20:59 UTC)
Expired
Aug 3, 2012, 5:45 PM EDT
In force
46 min
Issued by
NWS Miami, FL

County Collier County, FL

The radar

The Miami radar (KAMX), 147 km from the middle of the area, began a volume at 21:01 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, 9.0 hours before the alert went out and 147 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 2012-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3179 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 2012-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -69 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
3179 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
671 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-69 m²/s²
0-3 km storm-relative helicity
-29 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.

442 
WWUS82 KMFL 032059
SPSMFL

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
459 PM EDT FRI AUG 3 2012

FLZ069-070-032145-
COASTAL COLLIER COUNTY FL INLAND COLLIER COUNTY FL 
459 PM EDT FRI AUG 3 2012

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SIGNIFICANT WEATHER ADVISORY FOR...
  NORTHWESTERN COLLIER COUNTY 

* UNTIL 545 PM EDT

* AT 457 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  STRONG THUNDERSTORM NEAR GOLDEN GATE ESTATES...AND MOVING NORTH AT
  10 MPH.

* THE STORM WILL AFFECT...
  BIG CORKSCREW ISLAND...
  AND SURROUNDING COMMUNITIES.

FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55 MPH...UP
TO NICKEL-SIZED HAIL...TORRENTIAL DOWNPOURS...OR A COMBINATION OF
THESE ARE POSSIBLE. LIGHTNING IS THE NUMBER ONE WEATHER RELATED
KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. THESE
WINDS CAN DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE
STORM PASSES.

LAT...LON 2632 8167 2642 8167 2643 8166 2643 8157
      2649 8157 2649 8145 2606 8159 2622 8173
      2632 8177
TIME...MOT...LOC 2059Z 171DEG 8KT 2627 8161

$$

10

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 8:17 PM EDTSpecial Marine WarningMFL45 min
Aug 3, 12:05 PM EDTSpecial Weather StatementMFLBroward25 min
Aug 3, 12:40 PM EDTSpecial Weather StatementMFLBroward35 min
Aug 3, 12:45 PM EDTSpecial Weather StatementMFLBroward30 min
Aug 3, 12:55 PM EDTSevere Thunderstorm WarningMFLMiami-Dade26 min
Aug 3, 1:17 PM EDTAreal Flood AdvisoryMFLBroward, Miami-Dade118 min
Aug 3, 1:18 PM EDTSpecial Marine WarningMFL57 min
Aug 3, 1:36 PM EDTSpecial Weather StatementMFLMiami-Dade24 min
Aug 3, 1:40 PM EDTSpecial Weather StatementMFLPalm Beach50 min
Aug 3, 2:18 PM EDTSpecial Weather StatementMFLMiami-Dade27 min
Aug 3, 2:20 PM EDTSpecial Weather StatementMFLPalm Beach40 min
Aug 3, 3:10 PM EDTSpecial Marine WarningMFL55 min
Aug 3, 3:13 PM EDTSpecial Marine WarningMFL62 min
Aug 3, 4:22 PM EDTSpecial Weather StatementMFLCollier38 min
Aug 3, 4:29 PM EDTSevere Thunderstorm WarningMFLCollier46 min
Aug 3, 5:17 PM EDTAreal Flood AdvisoryMFLCollier43 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.