Alert archive / Florida / Tornado Warnings in 2023

Tornado Warning 1, NWS Miami, FL

April 12, 2023Broward County, Miami-Dade County, Florida

NWS Miami, FL issued this tornado warning at Apr 12, 2023, 3:04 PM EDT for Broward County, Miami-Dade County, Florida. It was in force for 41 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 12, 2023, 3:04 PM EDT (19:04 UTC)
Expired
Apr 12, 2023, 3:45 PM EDT
In force
41 min
Issued by
NWS Miami, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

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

The radar

The Miami radar (KAMX), 50 km from the middle of the area, began a volume at 19:08 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 12, 3:26 PM EDTTORNADO1 Wnw Hollywood, FLMINIMAL DAMAGE WAS NOTED IN A VERY SMALL AREA. THE TORNADO MAY HAVE JUST IMPACTED THE TREE-TOP LEVEL. A WEAK TORNADIC DEBRIS SIGNATURE (TDS) WAS NOTED ON RADAR IN THE EXACT LOCATION OF THE DAMAGE.

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, 7.1 hours before the alert went out and 24 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 2023-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 465 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 2023-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 square meters per square second.1939Sfc1 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
465 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
624 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
188 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.7

Open this sounding in Storm Lab

The text

As transmitted.

869 
WFUS52 KMFL 121904
TORMFL
FLC011-086-121945-
/O.NEW.KMFL.TO.W.0001.230412T1904Z-230412T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Miami FL
304 PM EDT Wed Apr 12 2023

The National Weather Service in Miami has issued a

* Tornado Warning for...
  Northern Miami-Dade County in southeastern Florida...
  Southern Broward County in southeastern Florida...

* Until 345 PM EDT.
    
* At 304 PM EDT, a severe thunderstorm capable of producing a tornado
  was located over West Park, or near Hallandale, moving northwest at
  15 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Fort Lauderdale, Pembroke Pines, Hollywood, Miramar and Davie. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This Tornado Warning replaces the Severe Thunderstorm Warning issued
for the same area.

TAKE COVER NOW! Move to an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.

&&

LAT...LON 2599 8012 2593 8021 2605 8035 2613 8020
TIME...MOT...LOC 1904Z 137DEG 15KT 2597 8019 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

MFL
2 follow-up statements
381 
WWUS52 KMFL 121914
SVSMFL

Severe Weather Statement
National Weather Service Miami FL
314 PM EDT Wed Apr 12 2023

FLC011-086-121945-
/O.CON.KMFL.TO.W.0001.000000T0000Z-230412T1945Z/
Miami-Dade FL-Broward FL-
314 PM EDT Wed Apr 12 2023

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM EDT FOR NORTHERN
MIAMI-DADE AND SOUTHERN BROWARD COUNTIES...
    
At 313 PM EDT, a severe thunderstorm capable of producing a tornado
was located over West Park, or near Hollywood, moving northwest at 15
mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Fort Lauderdale, Pembroke Pines, Hollywood, Miramar and Davie. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.

&&

LAT...LON 2600 8013 2596 8021 2605 8031 2613 8020
TIME...MOT...LOC 1913Z 137DEG 15KT 2600 8022 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

MFL
083 
WWUS52 KMFL 121945
SVSMFL

Severe Weather Statement
National Weather Service Miami FL
345 PM EDT Wed Apr 12 2023

FLC011-086-121955-
/O.EXP.KMFL.TO.W.0001.000000T0000Z-230412T1945Z/
Miami-Dade FL-Broward FL-
345 PM EDT Wed Apr 12 2023

...THE TORNADO WARNING FOR NORTHERN MIAMI-DADE AND SOUTHERN BROWARD
COUNTIES HAS EXPIRED...
    
The tornadic thunderstorm which prompted the warning has weakened. 
moved out of the warned area. Therefore, the warning has been 
allowed to expire.

LAT...LON 2600 8013 2596 8021 2605 8031 2613 8020
TIME...MOT...LOC 1945Z 137DEG 15KT 2609 8032 

$$

MFL

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 12, 11:40 AM EDTSpecial Marine WarningMFL35 min
Apr 12, 12:00 PM EDTAreal Flood AdvisoryMFLBroward, Miami-Dade3 hr
Apr 12, 12:16 PM EDTAreal Flood AdvisoryMFLBroward3 hr
Apr 12, 12:32 PM EDTSpecial Marine WarningMFL43 min
Apr 12, 12:52 PM EDTSpecial Weather StatementMFLBroward23 min
Apr 12, 1:13 PM EDTFlash Flood WarningMFLBroward, Miami-Dade6 hr
Apr 12, 1:30 PM EDTSpecial Marine WarningMFL30 min
Apr 12, 1:42 PM EDTSpecial Weather StatementMFLMonroe33 min
Apr 12, 1:47 PM EDTSpecial Marine WarningMFL28 min
Apr 12, 2:30 PM EDTSpecial Marine WarningMFL30 min
Apr 12, 2:39 PM EDTFlash Flood WarningMFLBroward, Miami-Dade5 hr
Apr 12, 2:56 PM EDTSevere Thunderstorm WarningMFLBroward, Miami-Dade34 min
Apr 12, 2:59 PM EDTSpecial Marine WarningMFL31 min
Apr 12, 3:13 PM EDTSpecial Weather StatementMFLMiami-Dade32 min
Apr 12, 3:29 PM EDTSpecial Marine WarningMFL31 min
Apr 12, 3:35 PM EDTTornado WarningMFLBroward25 min
Apr 12, 3:36 PM EDTSpecial Weather StatementMFLMiami-Dade24 min
Apr 12, 3:37 PM EDTFlash Flood Warning EmergencyConsiderable damage threatMFLBroward10 hr
Apr 12, 3:49 PM EDTSpecial Marine WarningMFL41 min
Apr 12, 3:49 PM EDTSpecial Weather StatementMFLMiami-Dade26 min
Apr 12, 4:01 PM EDTSpecial Weather StatementMFLMiami-Dade29 min
Apr 12, 4:03 PM EDTSpecial Marine WarningMFL42 min
Apr 12, 4:14 PM EDTSevere Thunderstorm WarningMFLBroward31 min
Apr 12, 4:20 PM EDTTornado WarningMFLBroward25 min
Apr 12, 4:23 PM EDTSpecial Marine WarningMFL67 min
Apr 12, 4:33 PM EDTSpecial Weather StatementMFLMiami-Dade42 min
Apr 12, 4:38 PM EDTAreal Flood AdvisoryMFLMiami-Dade7 min
Apr 12, 4:45 PM EDTFlash Flood WarningMFLMiami-Dade85 min
Apr 12, 4:45 PM EDTSpecial Marine WarningMFL60 min
Apr 12, 5:27 PM EDTSpecial Marine WarningMFL48 min
Apr 12, 5:28 PM EDTAreal Flood AdvisoryMFLMiami-Dade75 min
Apr 12, 5:53 PM EDTSpecial Marine WarningMFL52 min
Apr 12, 6:12 PM EDTSpecial Marine WarningMFL48 min
Apr 12, 6:14 PM EDTAreal Flood AdvisoryMFLBroward2 hr
Apr 12, 6:21 PM EDTFlash Flood Warning Considerable damage threatMFLBroward3 hr
Apr 12, 6:34 PM EDTSpecial Marine WarningMFL41 min
Apr 12, 7:01 PM EDTSpecial Marine WarningMFL59 min

Nearby

Tornado Warnings in Florida, 2023Every tornado warning in 2023Tornadoes in 2023

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.