Alert archive / Florida / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 21, NWS Miami, FL

April 26, 2006Palm Beach County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Apr 26, 2006, 5:32 PM EDT for Palm Beach County, Florida. It was in force for 28 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Apr 26, 2006, 5:32 PM EDT (21:32 UTC)
Expired
Apr 26, 2006, 6:00 PM EDT
In force
28 min
Issued by
NWS Miami, FL
Area
Counties, with a storm outline in the text

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 141 km from the middle of the area, began a volume at 21:35 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.

What was reported inside it

TimeReportWhereRemark
Apr 26, 5:54 PM EDTTSTM WND DMGJupiter, FLMEDIA REPORTED DOWNED TELEPHONE POLES IN JUPITER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 9.5 hours before the alert went out and 117 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 2006-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 799 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 2006-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 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
799 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
763 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
-11 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.

000 
WUUS52 KMFL 262132
SVRMFL
FLC099-262215-
/O.NEW.KMFL.SV.W.0021.060426T2132Z-060426T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
532 PM EDT WED APR 26 2006

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN PALM BEACH COUNTY IN SOUTH FLORIDA.

* UNTIL 615 PM EDT

* AT 529 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 11
  MILES SOUTHWEST OF JUPITER...AND MOVING NORTHEAST AT 20 MPH.

* THE STORM WILL AFFECT...
  JUPITER
  TEQUESTA


LAT...LON 2683 8035 2678 8029 2696 7997 2696 8024

$$

DG
2 follow-up statements
000
WWUS52 KMFL 262144
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
543 PM EDT WED APR 26 2006

FLC099-262215-
/O.CON.KMFL.SV.W.0021.000000T0000Z-060426T2215Z/
PALM BEACH FL-
543 PM EDT WED APR 26 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR NORTHEASTERN PALM BEACH COUNTY...

AT 541 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE 
HAIL...AND DAMAGING WINDS TO 60 MPH.  THIS STORM WAS LOCATED NEAR 
JUPITER FARMS...OR ABOUT 7 MILES SOUTHWEST OF JUPITER...MOVING 
NORTHEAST AT 20 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PHILO 
FARMS...JUPITER...AND TEQUESTA.

LAT...LON 2683 8035 2678 8029 2696 7997 2696 8024

$$

DG
000
WWUS52 KMFL 262200
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
600 PM EDT WED APR 26 2006

FLC099-262210-
/O.CAN.KMFL.SV.W.0021.000000T0000Z-060426T2215Z/
PALM BEACH FL-
600 PM EDT WED APR 26 2006

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PALM BEACH COUNTY
IS CANCELLED...

NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE STORM THAT PROMPTED
THE WARNING HAS DISSIPATED AND MOVED OUT OF THE AREA...THUS THE 
WARNING HAS BEEN CANCELLED.

LAT...LON 2683 8035 2678 8029 2696 7997 2696 8024

$$

DG

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 7:03 PM EDTSevere Thunderstorm WarningMFLPalm Beach42 min

Nearby

Severe Thunderstorm Warnings in Florida, 2006Every severe thunderstorm warning in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.