Alert archive / Florida / Special Weather Statements in 2011

Special Weather Statement, NWS Miami, FL

June 29, 2011Palm Beach County, Florida

NWS Miami, FL issued this special weather statement at Jun 29, 2011, 3:21 PM EDT for Palm Beach County, Florida. It was in force for 39 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 29, 2011, 3:21 PM EDT (19:21 UTC)
Expired
Jun 29, 2011, 4:00 PM EDT
In force
39 min
Issued by
NWS Miami, FL

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 142 km from the middle of the area, began a volume at 19:24 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, 7.4 hours before the alert went out and 118 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 2011-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1248 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 2011-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -84 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
1248 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
871 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
-84 m²/s²
0-3 km storm-relative helicity
-71 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.

268 
WWUS82 KMFL 291921
SPSMFL

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
321 PM EDT WED JUN 29 2011

FLZ067-068-168-292000-
COASTAL PALM BEACH COUNTY FL INLAND PALM BEACH COUNTY FL METRO PALM
BEACH COUNTY FL 
321 PM EDT WED JUN 29 2011

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SIGNIFICANT WEATHER ADVISORY FOR...
  NORTHEASTERN PALM BEACH COUNTY 

* UNTIL 400 PM EDT

* AT 319 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  LINE OF STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM PALM BEACH
  GARDENS TO 4 MILES NORTHWEST OF LION COUNTRY SAFARI...AND MOVING   
NORTH AT 15 TO 20 MPH.

* THE LINE OF STORMS WILL AFFECT...
  NORTH PALM BEACH GENERAL AIRPORT...
  JUPITER...
  TEQUESTA...
  AND SURROUNDING COMMUNITIES.

THESE STORMS CAN ALSO PRODUCE FUNNEL CLOUDS AT ANYTIME.

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

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER
DETAILS OR UPDATES.

LAT...LON 2667 8042 2696 8053 2696 8038 2696 8015
      2698 8014 2698 8008 2696 8007 2675 8006
TIME...MOT...LOC 1921Z 172DEG 16KT 2682 8014 2677 8039

$$

BAXTER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 8:34 PM EDTSpecial Marine WarningMFL36 min
Jun 29, 1:48 AM EDTSpecial Marine WarningMFL23 min
Jun 29, 4:12 AM EDTSpecial Marine WarningMFL29 min
Jun 29, 8:24 AM EDTSpecial Weather StatementMFLBroward66 min
Jun 29, 9:26 AM EDTSpecial Weather StatementMFLPalm Beach49 min
Jun 29, 10:06 AM EDTSpecial Marine WarningMFL24 min
Jun 29, 1:19 PM EDTSpecial Weather StatementMFLBroward56 min
Jun 29, 2:09 PM EDTSpecial Weather StatementMFLPalm Beach66 min
Jun 29, 2:19 PM EDTAreal Flood AdvisoryMFLBroward, Palm Beach116 min
Jun 29, 2:25 PM EDTSpecial Weather StatementMFLPalm Beach65 min
Jun 29, 2:44 PM EDTSpecial Weather StatementMFLMiami-Dade61 min
Jun 29, 2:48 PM EDTSpecial Weather StatementMFLPalm Beach42 min
Jun 29, 3:23 PM EDTSpecial Weather StatementMFLPalm Beach52 min
Jun 29, 3:29 PM EDTSpecial Weather StatementMFLMiami-Dade46 min
Jun 29, 3:50 PM EDTSpecial Weather StatementMFLBroward40 min
Jun 29, 5:06 PM EDTSpecial Weather StatementMFLHendry39 min
Jun 29, 6:59 PM EDTSpecial Marine WarningMFL23 min
Jun 29, 7:27 PM EDTSpecial Marine WarningMFL63 min

Nearby

Special Weather Statements in Florida, 2011Every special weather statement in 2011

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.