Alert archive / Florida / Special Weather Statements in 2012

Special Weather Statement, NWS Miami, FL

June 1, 2012Monroe County, Florida

NWS Miami, FL issued this special weather statement at Jun 1, 2012, 2:11 AM EDT for Monroe County, Florida. It was in force for 49 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
Jun 1, 2012, 2:11 AM EDT (06:11 UTC)
Expired
Jun 1, 2012, 3:00 AM EDT
In force
49 min
Issued by
NWS Miami, FL

County Monroe County, FL

The radar

The Miami radar (KAMX), 40 km from the middle of the area, began a volume at 06:13 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 00:00Z, 6.2 hours before the alert went out and 57 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 2012-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1145 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2012-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
1145 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
749 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Miami, FL wrote its last area forecast discussion before this special weather statement went out at Jun 1, 2:02 AM EDT, 9 minutes earlier.

Area forecast discussion, Jun 1, 2:02 AM EDT, 9 minutes before
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Hazardous weather outlook, May 31, 10:09 AM EDT, 16 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA...UPDATED
NATIONAL WEATHER SERVICE MIAMI FL
1009 AM EDT THU MAY 31 2012

AMZ610-630-FLZ063-066>075-168-172>174-010000-
LAKE OKEECHOBEE-BISCAYNE BAY-GLADES-HENDRY-INLAND PALM BEACH-
METRO PALM BEACH-COASTAL COLLIER-INLAND COLLIER-INLAND BROWARD-
METRO BROWARD-INLAND MIAMI DADE-METRO MIAMI DADE-MAINLAND MONROE-
COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI DADE-
FAR SOUTH MIAMI DADE-
1009 AM EDT THU MAY 31 2012

...A FEW STRONG STORMS POSSIBLE LAKE OKEECHOBEE AND PALM BEACH COUNTY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS: ALTHOUGH THE CLOUD COVER WILL LIMIT THE STRONG
THUNDERSTORM POTENTIAL ACROSS MUCH OF SOUTH FLORIDA, A FEW STORMS
COULD STILL BECOME STRONG MAINLY AROUND LAKE OKEECHOBEE AND PALM
BEACH COUNTY WHERE MORE HEATING COULD OCCUR.

WIND: THE STRONGEST THUNDERSTORMS WILL BE CAPABLE OF PRODUCING
WIND GUSTS UP TO 50 MPH TODAY MAINLY AROUND LAKE OKEECHOBEE AND
PALM BEACH COUNTY.

HAIL: THE STRONGEST THUNDERSTORMS WILL BE CAPABLE OF PRODUCING
SMALL HAIL MAINLY AROUND LAKE OKEECHOBEE AND PALM BEACH COUNTY.

RIP CURRENTS: LIGHT TO MODERATE SOUTHERLY TO SOUTHWESTERLY WINDS
WILL RESULT IN A SLIGHT RISK OF RIP CURRENTS ALONG THE GULF COAST
BEACHES TODAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

DEEP TROPICAL MOISTURE WILL CONTINUE TO SPREAD NORTHWARD INTO THE
REGION ON FRIDAY, WITH NUMEROUS SHOWERS AND THUNDERSTORMS EXPECTED
ACROSS SOUTH FLORIDA. HEAVY RAINFALL WILL BE POSSIBLE IN THE
HEAVIEST RAINS AND WITH THUNDERSTORMS, WITH A SLIGHT CHANCE OF
URBAN TYPE FLOODING IN POOR DRAINAGE AND LOW LYING AREAS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION: WIDESPREAD SPOTTER ACTIVATION IS NOT
ANTICIPATED, HOWEVER INDIVIDUAL SPOTTERS ESPECIALLY AROUND LAKE
OKEECHOBEE AND PALM BEACH COUNTY ARE ENCOURAGED TO REPORT HIGH
WIND, HAIL AND FLOODING TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN MIAMI.

FOR MORE INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN
MIAMI WEBSITE AT WWW.WEATHER.GOV/MIAMI.

BAXTER

In the hours before

Special weather statement, Jun 1, 2:11 AM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
211 AM EDT FRI JUN 1 2012

FLZ073-075-174-010700-
FAR SOUTH MIAMI-DADE COUNTY FL INLAND MIAMI-DADE COUNTY FL MAINLAND
MONROE FL
211 AM EDT FRI JUN 1 2012

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SIGNIFICANT WEATHER ADVISORY FOR...
  WEST CENTRAL MIAMI-DADE COUNTY
  EAST CENTRAL MAINLAND MONROE COUNTY

* UNTIL 300 AM EDT

* AT 209 AM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  STRONG THUNDERSTORM 7 MILES NORTHWEST OF PA-HAY OKEE OVERLOOK...AND
  MOVING NORTHEAST AT 20 MPH.

* THE STORM WILL AFFECT...
  SHARK VALLEY OBS TOWER...
  FORTYMILE BEND...
  AND SURROUNDING COMMUNITIES.

THE PRIMARY IMPACTS WILL BE FREQUENT TO EXCESSIVE LIGHTNING AND GUSTY
WINDS OF 45 TO 55 MPH. 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. THIS STORM IS SHOWING SIGNS OF ROTATION.

RESIDENTS NEAR THE PATH OF SHOULD REMAIN ON THE ALERT FOR ADDITIONAL
STATEMENTS AND POSSIBLE WARNINGS.

LAT...LON 2583 8084 2562 8053 2538 8086 2550 8100
TIME...MOT...LOC 0610Z 225DEG 15KT 2550 8086

AK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 2:42 AM EDTTornado WarningMFLMiami-Dade, Monroe25 min
Jun 1, 4:22 AM EDTSpecial Marine WarningMFL53 min
Jun 1, 4:49 AM EDTFlood WatchMFLBroward, Collier, Glades, Hendry, Miami-Dade, Monroe and 1 more15 hr
Jun 1, 7:24 AM EDTSpecial Marine WarningMFL81 min
Jun 1, 8:03 AM EDTSpecial Marine WarningMFL87 min
Jun 1, 8:39 AM EDTSpecial Marine WarningMFL96 min
Jun 1, 8:43 AM EDTSpecial Weather StatementMFLMonroe62 min
Jun 1, 9:22 AM EDTSpecial Marine WarningMFL38 min
Jun 1, 9:25 AM EDTTornado WarningMFLMonroe13 min
Jun 1, 10:11 AM EDTSpecial Marine WarningMFL94 min
Jun 1, 11:28 AM EDTSpecial Marine WarningMFL51 min
Jun 1, 2:15 PM EDTSpecial Marine WarningMFL60 min
Jun 1, 2:37 PM EDTSpecial Weather StatementMFLMonroe53 min
Jun 1, 3:38 PM EDTSpecial Weather StatementMFLMiami-Dade, Monroe52 min
Jun 1, 4:21 PM EDTSpecial Weather StatementMFLMiami-Dade54 min
Jun 1, 4:23 PM EDTSpecial Marine WarningMFL52 min
Jun 1, 4:25 PM EDTTornado WarningMFLMiami-Dade20 min
Jun 1, 4:50 PM EDTSpecial Marine WarningMFL55 min
Jun 1, 5:07 PM EDTSpecial Weather StatementMFLMiami-Dade38 min
Jun 1, 5:39 PM EDTSpecial Marine WarningMFL96 min
Jun 1, 5:51 PM EDTSpecial Weather StatementMFLBroward24 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.