Alert archive / Florida / Tornado Warnings in 2010

Tornado Warning 2, NWS Miami, FL

February 5, 2010Broward County, Miami-Dade County, Florida

NWS Miami, FL issued this tornado warning at Feb 5, 2010, 8:19 PM EST for Broward County, Miami-Dade County, Florida. It was in force for 20 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
Feb 5, 2010, 8:19 PM EST (01:19 UTC)
Expired
Feb 5, 2010, 8:39 PM EST
In force
20 min
Issued by
NWS Miami, FL
Area
Storm-based polygon

Counties Broward County, FL, Miami-Dade County, FL

The radar

The Miami radar (KAMX), 35 km from the middle of the area, began a volume at 01:20 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 00:00Z, 1.3 hours before the alert went out and 14 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 00:00Z on 2010-02-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 727 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 00:00Z on 2010-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 338 square meters per square second.1939587897Sfc1 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
727 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
699 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
338 m²/s²
0-3 km storm-relative helicity
361 m²/s²
Significant tornado parameter
1.7
Supercell composite
6.8

Open this sounding in Storm Lab

The text

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

800 
WFUS52 KMFL 060119
TORMFL
FLC011-086-060145-
/O.NEW.KMFL.TO.W.0002.100206T0119Z-100206T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
819 PM EST FRI FEB 5 2010

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL BROWARD COUNTY IN SOUTHEAST FLORIDA...
  NORTH CENTRAL MIAMI-DADE COUNTY IN SOUTHEAST FLORIDA...

* UNTIL 845 PM EST

* AT 818 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR PENNSUCO...
  MOVING NORTHEAST AT 30 MPH.

  THIS STORM IS ALSO CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
  60 MPH.

* THE TORNADO WILL BE NEAR...
  PENNSUCO...
  MIAMI LAKES...
  AND SURROUNDING COMMUNITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR COULD POSSIBLY DEVELOP ANYTIME. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

TORNADOES ARE ESPECIALLY DANGEROUS AT NIGHT BECAUSE THEY ARE HARD TO
SEE. TAKE COVER NOW! IF YOU WAIT UNTIL YOU SEE OR HEAR IT COMING...IT
MAY BE TOO LATE TO GET TO A SAFE PLACE! MOVE TO AN INTERIOR ROOM OR
HALLWAY ON THE LOWEST FLOOR. LEAVE MOBILE HOMES AND VEHICLES FOR
REINFORCED SHELTER. STAY AWAY FROM WINDOWS.

&&

LAT...LON 2601 8029 2588 8027 2583 8050 2589 8052
TIME...MOT...LOC 0118Z 247DEG 28KT 2588 8046

$$

BAXTER
1 follow-up statement
756 
WWUS52 KMFL 060139
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
839 PM EST FRI FEB 5 2010

FLC011-086-060145-
/O.CAN.KMFL.TO.W.0002.000000T0000Z-100206T0145Z/
BROWARD FL-MIAMI-DADE FL-
839 PM EST FRI FEB 5 2010

...THE TORNADO WARNING FOR NORTH CENTRAL MIAMI-DADE AND SOUTH CENTRAL
BROWARD COUNTIES IS CANCELLED...

NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE CIRCULATION 
CAPABLE OF PRODUCING A TORNADO HAS DISSIPATED. THUS THE TORNADO 
WARNING HAS BEEN CANCELLED.

HOWEVER...THE PARENT CLUSTER OF STORMS THAT PROMPTED THE WARNING CONTINUES
TO MOVE NORTHEAST AT 30 TO 35 MPH TOWARD COASTAL SECTIONS OF 
SOUTHEASTERN BROWARD COUNTY. THESE STORMS WILL BE CAPABLE OF 
PRODUCING WIND GUSTS IN EXCESS OF 40 MPH AND A FEW LIGHTNING 
STRIKES. RESIDENTS ARE ALSO ADVISED TO REMAIN ON THE ALERT IN CASE 
THESE STORMS REDEVELOP TORNADIC CIRCULATIONS.

LAT...LON 2601 8029 2588 8027 2583 8050 2589 8052
TIME...MOT...LOC 0135Z 245DEG 26KT 2594 8033

$$

PS

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 5, 7:33 PM ESTSpecial Weather StatementMFLMiami-Dade57 min
Feb 5, 7:45 PM ESTSpecial Marine WarningMFL60 min
Feb 5, 7:59 PM ESTSpecial Weather StatementMFLBroward61 min
Feb 5, 8:38 PM ESTSpecial Weather StatementMFLBroward37 min
Feb 5, 8:46 PM ESTTornado WarningMFLBroward29 min
Feb 5, 8:47 PM ESTSpecial Marine WarningMFL55 min
Feb 5, 8:52 PM ESTSpecial Weather StatementMFLPalm Beach23 min

Nearby

Tornado Warnings in Florida, 2010Every tornado warning in 2010Tornadoes in 2010

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.