Alert archive / Florida / Tornado Warnings in 2008

Tornado Warning 15, NWS Miami, FL

March 5, 2008Broward County, Palm Beach County, Florida

NWS Miami, FL issued this tornado warning at Mar 5, 2008, 3:53 PM EST for Broward County, Palm Beach County, Florida. It was in force for 19 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: Mar 5, 2008, 3:53 PM EST (20:53 UTC)
Expired: Mar 5, 2008, 4:12 PM EST
In force: 19 min
Issued by: NWS Miami, FL
Area: Storm-based polygon

Counties Broward County, FL, Palm Beach County, FL

The radar

The Miami radar (KAMX), 88 km from the middle of the area, began a volume at 20:53 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

Time	Report	Where	Remark
Mar 5, 4:19 PM EST	TSTM WND GST 61	Delray Beach, FL

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, 8.9 hours before the alert went out and 62 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: 1138 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 670 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 168 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 5.5

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KMFL 052055
TORMFL
FLC011-099-052130-
/O.NEW.KMFL.TO.W.0015.080305T2053Z-080305T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
353 PM EST WED MAR 5 2008

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

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

* UNTIL 430 PM EST

* AT 349 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR 
  DEERFIELD BEACH...MOVING EAST AT 20 TO 25 MPH. A SPOTTER REPORTED A WALL
  CLOUD IN WEST BOCA NEAR THE COUNTY LINE OF BROWARD AND PALM BEACH COUNTY.



* THE TORNADO WILL BE NEAR...

  BOCA RATON BY 355 PM EST.
  DELRAY BEACH BY 405 PM EST.

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.

REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI. OR YOU CAN
ALSO CALL THE NATIONAL WEATHER SERVICE IN MIAMI DIRECTLY AT
305.229.4528 TO REPORT SEVERE WEATHER.

LAT...LON 2643 8006 2640 8006 2638 8007 2629 8007
      2627 8008 2625 8008 2624 8008 2621 8017
      2637 8026 2649 8005 2645 8005
TIME...MOT...LOC 2053Z 250DEG 20KT 2633 8011

$$

BAXTER

1 follow-up statement

000
WWUS52 KMFL 052112
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
412 PM EST WED MAR 5 2008

FLC011-099-052122-
/O.CAN.KMFL.TO.W.0015.000000T0000Z-080305T2130Z/
PALM BEACH FL-BROWARD FL-
412 PM EST WED MAR 5 2008

...THE TORNADO WARNING FOR NORTHEASTERN BROWARD AND SOUTHEASTERN PALM
BEACH COUNTIES IS CANCELLED...

NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE POSSIBLE TORNADO HAS MOVED
INTO THE NEAR-SHORE WATERS OF SOUTHEAST PALM BEACH AND NORTHEAST BROWARD
COUNTIES AND OUT OF THE WARNED AREA. THUS THE TORNADO WARNING HAS BEEN
CANCELLED.

LAT...LON 2643 8006 2640 8006 2638 8007 2629 8007
      2627 8008 2625 8008 2624 8008 2621 8017
      2637 8026 2649 8005 2645 8005
TIME...MOT...LOC 2112Z 263DEG 15KT 2633 8003

$$

BAXTER

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 5, 3:26 PM EST	Special Weather Statement	MFL	Palm Beach	64 min
Mar 5, 3:58 PM EST	Special Marine Warning	MFL		62 min
Mar 5, 4:07 PM EST	Special Marine Warning	MFL		53 min
Mar 5, 4:23 PM EST	Severe Thunderstorm Warning	MFL	Palm Beach	19 min
Mar 5, 6:17 PM EST	Special Weather Statement	MFL	Palm Beach	28 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.