Alert archive / Florida / Tornado Warnings in 2008

Tornado Warning 21, NWS Miami, FL

May 24, 2008Palm Beach County, Florida

NWS Miami, FL issued this tornado warning at May 24, 2008, 6:23 PM EDT for Palm Beach County, Florida. It was in force for 27 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: May 24, 2008, 6:23 PM EDT (22:23 UTC)
Expired: May 24, 2008, 6:50 PM EDT
In force: 27 min
Issued by: NWS Miami, FL
Area: Storm-based polygon

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 93 km from the middle of the area, began a volume at 22:25 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 24, 11:07 AM EDT	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 10.4 hours before the alert went out and 67 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2370 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 654 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 15 m²/s²
0-3 km storm-relative helicity: 45 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KMFL 242224
TORMFL
FLC099-242315-
/O.NEW.KMFL.TO.W.0021.080524T2223Z-080524T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
623 PM EDT SAT MAY 24 2008

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN PALM BEACH COUNTY IN SOUTH FLORIDA.

* UNTIL 715 PM EDT

* AT 620 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR LOXAHATCHEE
  NATIONAL WILDLIFE REFUGE...MOVING SOUTHEAST AT 21 MPH.

  THIS STORM IS ALSO CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.

* THE TORNADO WILL BE NEAR...
  VILLAGE OF GOLF...
  DELRAY BEACH...
  BOCA RATON...
  AND SURROUNDING COMMUNITIES.

IF YOU ARE NEAR THE PATH OF A TORNADO...SEEK SHELTER IN A STURDY
BUILDING ON THE LOWEST FLOOR...AWAY FROM OUTSIDE WALLS AND WINDOWS.
GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND STAY AWAY FROM WINDOWS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
SATURDAY EVENING FOR SOUTHERN FLORIDA.

LAT...LON 2643 8006 2639 8006 2634 8007 2632 8007
      2632 8009 2633 8009 2633 8020 2641 8034
      2657 8025 2649 8005 2645 8005
TIME...MOT...LOC 2223Z 297DEG 18KT 2645 8021

$$

GREGORIA

1 follow-up statement

000
WWUS52 KMFL 242250
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
648 PM EDT SAT MAY 24 2008

FLC099-242258-
/O.CAN.KMFL.TO.W.0021.000000T0000Z-080524T2315Z/
PALM BEACH FL-
648 PM EDT SAT MAY 24 2008

...THE TORNADO WARNING FOR SOUTHEASTERN PALM BEACH COUNTY IS
CANCELLED...
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
PALM BEACH COUNTY UNTIL 730 PM EDT...

THUNDERSTORMS REMAIN IN THE AREA...WITH WIND GUSTS TO 60 MPH
AND NICKEL SIZE HAIL POSSIBLE. HOWEVER...DOPPLER RADAR NO LONGER
INDICATED A TORNADO. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL 
MEDIA FOR THE LATEST UPDATES.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
SATURDAY EVENING FOR SOUTHERN FLORIDA.

LAT...LON 2643 8006 2639 8006 2634 8007 2632 8007
      2632 8009 2633 8009 2633 8020 2641 8034
      2657 8025 2649 8005 2645 8005
TIME...MOT...LOC 2248Z 297DEG 18KT 2639 8009

$$

GREGORIA

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 1:17 PM EDT	Special Weather Statement	MFL	Hendry	58 min
May 24, 1:34 PM EDT	Special Marine Warning	MFL		56 min
May 24, 1:35 PM EDT	Special Weather Statement	MFL	Miami-Dade	25 min
May 24, 1:43 PM EDT	Special Marine Warning	MFL		62 min
May 24, 1:48 PM EDT	Special Marine Warning	MFL		57 min
May 24, 1:58 PM EDT	Special Weather Statement	MFL	Miami-Dade	32 min
May 24, 2:02 PM EDT	Special Weather Statement	MFL	Collier	58 min
May 24, 2:06 PM EDT	Severe Thunderstorm Warning	MFL	Miami-Dade, Monroe	41 min
May 24, 2:28 PM EDT	Special Weather Statement	MFL	Hendry	62 min
May 24, 2:32 PM EDT	Special Marine Warning	MFL		58 min
May 24, 2:35 PM EDT	Special Marine Warning	MFL		85 min
May 24, 2:39 PM EDT	Severe Thunderstorm Warning	MFL	Collier	31 min
May 24, 2:42 PM EDT	Special Marine Warning	MFL		93 min
May 24, 2:42 PM EDT	Special Weather Statement	MFL	Miami-Dade	33 min
May 24, 3:10 PM EDT	Severe Thunderstorm Warning	MFL	Miami-Dade	65 min
May 24, 3:22 PM EDT	Special Weather Statement	MFL	Broward	53 min
May 24, 3:24 PM EDT	Severe Thunderstorm Warning	MFL	Broward, Palm Beach	44 min
May 24, 3:26 PM EDT	Special Weather Statement	MFL	Miami-Dade	34 min
May 24, 3:29 PM EDT	Special Weather Statement	MFL	Palm Beach	61 min
May 24, 3:33 PM EDT	Special Marine Warning	MFL		57 min
May 24, 3:49 PM EDT	Special Weather Statement	MFL	Broward	56 min
May 24, 3:56 PM EDT	Severe Thunderstorm Warning	MFL	Broward	64 min
May 24, 4:03 PM EDT	Special Weather Statement	MFL	Palm Beach	57 min
May 24, 4:04 PM EDT	Special Weather Statement	MFL	Miami-Dade	26 min
May 24, 4:14 PM EDT	Special Marine Warning	MFL		61 min
May 24, 4:20 PM EDT	Special Marine Warning	MFL		115 min
May 24, 4:25 PM EDT	Severe Thunderstorm Warning	MFL	Palm Beach	50 min
May 24, 4:34 PM EDT	Special Marine Warning	MFL		56 min
May 24, 4:37 PM EDT	Special Marine Warning	MFL		53 min
May 24, 4:49 PM EDT	Severe Thunderstorm Warning	MFL	Broward	41 min
May 24, 4:49 PM EDT	Severe Thunderstorm Warning	MFL	Palm Beach	56 min
May 24, 4:55 PM EDT	Special Weather Statement	MFL	Broward	35 min
May 24, 5:12 PM EDT	Severe Thunderstorm Warning	MFL	Miami-Dade	63 min
May 24, 5:35 PM EDT	Special Weather Statement	MFL	Broward	25 min
May 24, 5:35 PM EDT	Severe Thunderstorm Warning	MFL	Palm Beach	40 min
May 24, 5:57 PM EDT	Severe Thunderstorm Warning	MFL	Palm Beach	63 min
May 24, 6:03 PM EDT	Areal Flood Advisory	MFL	Palm Beach	117 min
May 24, 6:13 PM EDT	Special Marine Warning	MFL		2 hr
May 24, 6:19 PM EDT	Severe Thunderstorm Warning	MFL	Palm Beach	56 min
May 24, 6:33 PM EDT	Special Weather Statement	MFL	Broward	27 min
May 24, 6:40 PM EDT	Special Marine Warning	MFL		65 min
May 24, 6:41 PM EDT	Severe Thunderstorm Warning	MFL	Broward, Palm Beach	49 min
May 24, 6:48 PM EDT	Flash Flood Warning	MFL	Palm Beach	87 min
May 24, 7:21 PM EDT	Severe Thunderstorm Warning	MFL	Miami-Dade	39 min
May 24, 7:34 PM EDT	Special Marine Warning	MFL		56 min
May 24, 7:39 PM EDT	Special Weather Statement	MFL	Palm Beach	66 min
May 24, 7:58 PM EDT	Special Marine Warning	MFL		92 min

Nearby

Tornado Warnings in Florida, 2008 Every tornado warning in 2008 Tornadoes 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.