Alert archive / Florida / Tornado Warnings in 2017

Tornado Warning 13, NWS Miami, FL

June 6, 2017Broward County, Collier County, Hendry County, Florida

NWS Miami, FL issued this tornado warning at Jun 6, 2017, 4:01 AM EDT for Broward County, Collier County, Hendry County, Florida. It was in force for 29 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
Jun 6, 2017, 4:01 AM EDT (08:01 UTC)
Expired
Jun 6, 2017, 4:30 AM EDT
In force
29 min
Issued by
NWS Miami, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Broward County, FL, Collier County, FL, Hendry County, FL

The radar

The Miami radar (KAMX), 81 km from the middle of the area, began a volume at 08:00 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, 8.0 hours before the alert went out and 78 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 2017-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 894 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2017-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
894 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
956 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
170 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.7

Open this sounding in Storm Lab

The text

As transmitted.

276 
WFUS52 KMFL 060801
TORMFL
FLC011-021-051-060830-
/O.NEW.KMFL.TO.W.0013.170606T0801Z-170606T0830Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Miami FL
401 AM EDT TUE JUN 6 2017

The National Weather Service in Miami has issued a

* Tornado Warning for...
  East central Collier County in southwestern Florida...
  Southeastern Hendry County in southern Florida...
  West central Broward County in southeastern Florida...

* Until 430 AM EDT
    
* At 401 AM EDT, a severe thunderstorm capable of producing a tornado
  was located near Big Cypress National Preserve, or 26 miles
  northeast of Chokoloskee, moving northeast at 25 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. 

* This dangerous storm will be near...
  Miccosukee Indian Reservation, Miccosukee Service Plaza and Big 
  Cypress Seminole Reservation around 430 AM EDT. 

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 2598 8106 2613 8116 2636 8094 2616 8073
TIME...MOT...LOC 0801Z 230DEG 21KT 2610 8105 

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

$$

67/MT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 8:06 PM EDTSpecial Weather StatementMFLBroward39 min
Jun 5, 8:25 PM EDTSpecial Weather StatementMFLMiami-Dade35 min
Jun 5, 8:26 PM EDTSpecial Marine WarningMFL94 min
Jun 5, 8:27 PM EDTSpecial Marine WarningMFL93 min
Jun 5, 8:43 PM EDTSpecial Weather StatementMFLCollier62 min
Jun 5, 9:00 PM EDTSpecial Weather StatementMFLMiami-Dade45 min
Jun 5, 9:36 PM EDTSpecial Weather StatementMFLBroward24 min
Jun 5, 9:59 PM EDTSpecial Marine WarningMFL61 min
Jun 5, 10:00 PM EDTSpecial Marine WarningMFL90 min
Jun 5, 10:29 PM EDTSpecial Marine WarningMFL91 min
Jun 5, 11:07 PM EDTSpecial Marine WarningMFL83 min
Jun 6, 2:18 AM EDTSpecial Marine WarningMFL87 min
Jun 6, 2:40 AM EDTSpecial Weather StatementMFLCollier, Hendry65 min
Jun 6, 3:44 AM EDTSpecial Marine WarningMFL91 min
Jun 6, 3:46 AM EDTAreal Flood AdvisoryMFLCollier119 min
Jun 6, 4:26 AM EDTTornado WarningMFLCollier34 min
Jun 6, 4:55 AM EDTSpecial Weather StatementMFLCollier50 min
Jun 6, 4:59 AM EDTTornado WarningMFLBroward, Collier20 min
Jun 6, 5:15 AM EDTSpecial Marine WarningMFL30 min
Jun 6, 5:39 AM EDTSpecial Weather StatementMFLHendry51 min
Jun 6, 5:40 AM EDTSpecial Marine WarningMFL95 min
Jun 6, 6:06 AM EDTAreal Flood AdvisoryMFLCollier3 hr
Jun 6, 6:24 AM EDTSevere Thunderstorm WarningMFLBroward, Collier, Hendry, Palm Beach51 min
Jun 6, 7:07 AM EDTSpecial Marine WarningMFL53 min
Jun 6, 7:13 AM EDTSpecial Weather StatementMFLBroward, Palm Beach47 min
Jun 6, 7:36 AM EDTSpecial Marine WarningMFL39 min
Jun 6, 7:41 AM EDTSpecial Weather StatementMFLMonroe64 min
Jun 6, 8:54 AM EDTAreal Flood AdvisoryMFLCollier, Monroe4 hr
Jun 6, 9:13 AM EDTAreal Flood WarningMFLCollier6 hr
Jun 6, 10:32 AM EDTSpecial Marine WarningMFL28 min
Jun 6, 11:09 AM EDTFlash Flood WarningMFLCollier4 hr
Jun 6, 11:43 AM EDTAreal Flood AdvisoryMFLBroward3 hr
Jun 6, 12:28 PM EDTAreal Flood AdvisoryMFLCollier, Monroe4 hr
Jun 6, 2:45 PM EDTAreal Flood AdvisoryMFLBroward3 hr
Jun 6, 2:50 PM EDTSpecial Weather StatementMFLBroward40 min
Jun 6, 3:09 PM EDTAreal Flood AdvisoryMFLCollier3 hr
Jun 6, 3:32 PM EDTSpecial Marine WarningMFL58 min
Jun 6, 3:39 PM EDTFlood WatchMFLBroward, Collier, Hendry, Miami-Dade, Palm Beach34 hr
Jun 6, 4:21 PM EDTSpecial Weather StatementMFLBroward24 min
Jun 6, 4:33 PM EDTSpecial Marine WarningMFL27 min
Jun 6, 4:34 PM EDTSpecial Marine WarningMFL26 min
Jun 6, 4:40 PM EDTSpecial Weather StatementMFLBroward35 min
Jun 6, 4:55 PM EDTAreal Flood AdvisoryMFLBroward, Miami-Dade4 hr
Jun 6, 5:07 PM EDTSpecial Marine WarningMFL53 min
Jun 6, 5:12 PM EDTSpecial Marine WarningMFL93 min
Jun 6, 6:18 PM EDTSpecial Marine WarningMFL27 min
Jun 6, 6:22 PM EDTSpecial Weather StatementMFLPalm Beach38 min
Jun 6, 6:28 PM EDTSevere Thunderstorm WarningMFLPalm Beach19 min
Jun 6, 6:43 PM EDTSpecial Marine WarningMFL62 min
Jun 6, 7:19 PM EDTSpecial Marine WarningMFL56 min
Jun 6, 7:24 PM EDTSpecial Marine WarningMFL66 min
Jun 6, 7:33 PM EDTSpecial Weather StatementMFLCollier42 min
Jun 6, 7:36 PM EDTSpecial Weather StatementMFLBroward39 min
Jun 6, 7:46 PM EDTAreal Flood WarningMFLBroward, Palm Beach6 hr
Jun 6, 7:58 PM EDTFlash Flood WarningMFLCollier, Monroe6 hr

Nearby

Tornado Warnings in Florida, 2017Every tornado warning in 2017Tornadoes in 2017

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.