Alert archive / Florida / Special Weather Statements in 2008

Special Weather Statement, NWS Miami, FL

June 18, 2008Palm Beach County, Florida

NWS Miami, FL issued this special weather statement at Jun 18, 2008, 1:21 PM EDT for Palm Beach County, Florida. It was in force for 24 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 18, 2008, 1:21 PM EDT (17:21 UTC)
Expired
Jun 18, 2008, 1:45 PM EDT
In force
24 min
Issued by
NWS Miami, FL

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 127 km from the middle of the area, began a volume at 17:21 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, 5.4 hours before the alert went out and 108 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 2008-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2247 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 2008-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
2247 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
746 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
WWUS82 KMFL 181721
SPSMFL

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
121 PM EDT WED JUN 18 2008

FLZ066-067-181745-
HENDRY FL-INLAND PALM BEACH COUNTY FL-
121 PM EDT WED JUN 18 2008

...STRONG THUNDERSTORMS MOVING ACROSS EASTERN HENDRY AND WESTERN 
PALM BEACH COUNTIES...

AT 117 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES WEST OF
PAHOKEE TO SOUTH BAY TO 11 MILES NORTHWEST OF ROTENBERGER WILDLIFE
MANAGEMENT AREA...MOVING EAST AT 26 MPH.

THESE STORMS WILL AFFECT...

SOUTH BAY...
BELLE GLADE...
PAHOKEE...
CANAL POINT...

AND SURROUNDING COMMUNITIES.

FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS TO 50 MPH...PEA-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. WIND GUSTS OF UP TO 50 MPH CAN
DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND UNSECURED SMALL
OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE STORM PASSES.

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

LAT...LON 2670 8038 2647 8069 2643 8113 2666 8081
      2671 8082 2671 8078 2669 8074 2672 8073
      2677 8075 2678 8072 2675 8071 2676 8070
      2681 8070 2685 8065 2690 8062 2692 8038
TIME...MOT...LOC 1721Z 264DEG 23KT 2680 8071 2667 8071
          2649 8095

$$

GREGORIA

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 11:40 PM EDTSpecial Marine WarningMFL65 min
Jun 18, 12:11 AM EDTSpecial Marine WarningMFL34 min
Jun 18, 12:43 AM EDTSpecial Marine WarningMFL62 min
Jun 18, 1:46 AM EDTSpecial Weather StatementMFLMiami-Dade29 min
Jun 18, 2:12 AM EDTAreal Flood AdvisoryMFLMiami-Dade2 hr
Jun 18, 4:32 AM EDTSpecial Marine WarningMFL58 min
Jun 18, 4:36 AM EDTSpecial Weather StatementMFLCollier24 min
Jun 18, 11:12 AM EDTSpecial Marine WarningMFL33 min
Jun 18, 11:25 AM EDTSpecial Weather StatementMFLMiami-Dade35 min
Jun 18, 11:58 AM EDTSpecial Weather StatementMFLGlades32 min
Jun 18, 12:03 PM EDTSpecial Marine WarningMFL57 min
Jun 18, 12:20 PM EDTSevere Thunderstorm WarningMFLMiami-Dade25 min
Jun 18, 12:34 PM EDTSpecial Weather StatementMFLMiami-Dade26 min
Jun 18, 12:37 PM EDTAreal Flood AdvisoryMFLMiami-Dade113 min
Jun 18, 12:41 PM EDTSpecial Weather StatementMFLGlades64 min
Jun 18, 12:50 PM EDTSpecial Marine WarningMFL25 min
Jun 18, 12:55 PM EDTSpecial Weather StatementMFLGlades35 min
Jun 18, 1:02 PM EDTSpecial Marine WarningMFL58 min
Jun 18, 1:13 PM EDTSpecial Marine WarningMFL32 min
Jun 18, 1:30 PM EDTSpecial Weather StatementMFLMiami-Dade30 min
Jun 18, 1:35 PM EDTSpecial Weather StatementMFLPalm Beach25 min
Jun 18, 1:56 PM EDTSpecial Weather StatementMFLPalm Beach34 min
Jun 18, 2:01 PM EDTSpecial Weather StatementMFLMiami-Dade29 min
Jun 18, 2:05 PM EDTSevere Thunderstorm WarningMFLPalm Beach40 min
Jun 18, 2:22 PM EDTAreal Flood AdvisoryMFLMiami-Dade113 min
Jun 18, 2:27 PM EDTSevere Thunderstorm WarningMFLPalm Beach30 min
Jun 18, 2:32 PM EDTTornado WarningMFLPalm Beach28 min
Jun 18, 2:35 PM EDTSpecial Marine WarningMFL55 min
Jun 18, 3:11 PM EDTSpecial Weather StatementMFLGlades34 min
Jun 18, 3:22 PM EDTSpecial Marine WarningMFL62 min
Jun 18, 3:43 PM EDTSpecial Marine WarningMFL55 min
Jun 18, 3:53 PM EDTSpecial Weather StatementMFLMonroe67 min
Jun 18, 4:08 PM EDTAreal Flood AdvisoryMFLMiami-Dade2 hr
Jun 18, 4:45 PM EDTSpecial Marine WarningMFL45 min
Jun 18, 5:04 PM EDTSpecial Marine WarningMFL41 min
Jun 18, 5:35 PM EDTSpecial Marine WarningMFL55 min
Jun 18, 5:45 PM EDTSpecial Weather StatementMFLMiami-Dade60 min
Jun 18, 5:56 PM EDTSpecial Weather StatementMFLMiami-Dade34 min
Jun 18, 6:24 PM EDTSpecial Marine WarningMFL66 min
Jun 18, 7:08 PM EDTSpecial Marine WarningMFL68 min
Jun 18, 7:19 PM EDTSpecial Marine WarningMFL56 min

Nearby

Special Weather Statements in Florida, 2008Every special weather statement in 2008

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.