Alert archive / Florida / Special Weather Statements in 2014

Special Weather Statement, NWS Miami, FL

June 14, 2014Palm Beach County, Florida

NWS Miami, FL issued this special weather statement at Jun 14, 2014, 3:39 PM EDT for Palm Beach County, Florida. It was in force for 36 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 14, 2014, 3:39 PM EDT (19:39 UTC)
Expired
Jun 14, 2014, 4:15 PM EDT
In force
36 min
Issued by
NWS Miami, FL

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 122 km from the middle of the area, began a volume at 19:42 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, 7.7 hours before the alert went out and 99 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 2014-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1717 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 12:00Z on 2014-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
1717 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
871 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
73 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.

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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 14, 3:01 PM EDT, 38 minutes earlier.

Area forecast discussion, Jun 14, 3:01 PM EDT, 38 minutes before
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Hazardous weather outlook, Jun 14, 3:26 PM EDT, 13 minutes before
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In the hours before

Special weather statement, Jun 14, 2:21 PM EDT, 1 hour 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
221 PM EDT SAT JUN 14 2014

FLZ070-071-073-141900-
INLAND MIAMI-DADE COUNTY FL-INLAND COLLIER COUNTY FL-
INLAND BROWARD COUNTY FL-
221 PM EDT SAT JUN 14 2014

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN INLAND MIAMI-DADE
COUNTY...EAST CENTRAL INLAND COLLIER COUNTY AND SOUTHWESTERN INLAND
BROWARD COUNTY...

* UNTIL 300 PM EDT

* AT 220 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  STRONG THUNDERSTORM 7 MILES NORTHEAST OF DADE-COLLIER TRAINING
  AIRPORT...OR 18 MILES EAST OF MONROE STATION...MOVING NORTHWEST AT
  10 MPH.

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.

* THE STORM WILL AFFECT...
  BIG CYPRESS NATIONAL PRESERVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 2591 8065 2581 8082 2601 8103 2614 8080
TIME...MOT...LOC 1820Z 154DEG 8KT 2592 8080

GREGORIA
Special weather statement, Jun 14, 3:07 PM EDT, 32 minutes before
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Special weather statement, Jun 14, 3:18 PM EDT, 21 minutes before
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Special weather statement, Jun 14, 3:39 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 2:21 PM EDTSpecial Weather StatementMFLBroward39 min
Jun 14, 3:07 PM EDTSpecial Weather StatementMFLBroward23 min
Jun 14, 3:18 PM EDTSpecial Weather StatementMFLPalm Beach42 min
Jun 14, 4:26 PM EDTSpecial Weather StatementMFLPalm Beach34 min
Jun 14, 4:28 PM EDTSpecial Weather StatementMFLHendry32 min
Jun 14, 4:33 PM EDTSpecial Weather StatementMFLMartin42 min
Jun 14, 5:00 PM EDTSpecial Weather StatementMFLGlades45 min
Jun 14, 5:14 PM EDTSpecial Marine WarningMFL2 hr
Jun 14, 5:27 PM EDTSpecial Weather StatementMFLCollier33 min
Jun 14, 5:39 PM EDTSpecial Weather StatementMFLGlades51 min
Jun 14, 5:57 PM EDTSpecial Weather StatementMFLGlades33 min

Nearby

Special Weather Statements in Florida, 2014Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.