Alert archive / Florida / Tornado Warnings in 2019

Tornado Warning 8, NWS Miami, FL

October 8, 2019Collier County, Miami-Dade County, Monroe County, Florida

NWS Miami, FL issued this tornado warning at Oct 8, 2019, 6:07 AM EDT for Collier County, Miami-Dade County, Monroe County, Florida. It was in force for 23 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
Oct 8, 2019, 6:07 AM EDT (10:07 UTC)
Expired
Oct 8, 2019, 6:30 AM EDT
In force
23 min
Issued by
NWS Miami, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Collier County, FL, Miami-Dade County, FL, Monroe County, FL

The radar

The Miami radar (KAMX), 45 km from the middle of the area, began a volume at 10:06 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, 10.1 hours before the alert went out and 54 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 2019-10-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 255 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 2019-10-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
255 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
631 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

480 
WFUS52 KMFL 081007
TORMFL
FLC021-086-087-081030-
/O.NEW.KMFL.TO.W.0008.191008T1007Z-191008T1030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Miami FL
607 AM EDT Tue Oct 8 2019

The National Weather Service in Miami has issued a

* Tornado Warning for...
  Southeastern Collier County in southwestern Florida...
  Northern Mainland Monroe County in southwestern Florida...
  Northern Miami-Dade County in southeastern Florida...

* Until 630 AM EDT.
    
* At 607 AM EDT, a severe thunderstorm capable of producing a tornado
  was located over Fortymile Bend, or 25 miles northwest of Homestead
  General Airport, moving northeast at 15 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Expect damage to mobile homes, roofs, and vehicles. Tree 
           damage is likely.

* Locations impacted include...
  Fortymile Bend.

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!

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Miami. You can also share your report with NWS Miami on Facebook and
Twitter.

&&

LAT...LON 2568 8086 2575 8093 2590 8082 2583 8067
TIME...MOT...LOC 1007Z 215DEG 11KT 2574 8087 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

KELLY
1 follow-up statement
067 
WWUS52 KMFL 081028
SVSMFL

Severe Weather Statement
National Weather Service Miami FL
628 AM EDT Tue Oct 8 2019

FLC021-086-087-081037-
/O.EXP.KMFL.TO.W.0008.000000T0000Z-191008T1030Z/
Collier FL-Mainland Monroe FL-Miami-Dade FL-
628 AM EDT Tue Oct 8 2019

...THE TORNADO WARNING FOR SOUTHEASTERN COLLIER...NORTHERN MAINLAND
MONROE AND NORTHERN MIAMI-DADE COUNTIES WILL EXPIRE AT 630 AM EDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Miami.

LAT...LON 2568 8086 2575 8093 2590 8082 2583 8067
TIME...MOT...LOC 1027Z 215DEG 11KT 2578 8084 

$$

KELLY

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 7, 8:19 PM EDTSpecial Weather StatementMFLMiami-Dade41 min
Oct 7, 8:44 PM EDTSpecial Marine WarningMFL46 min
Oct 7, 9:35 PM EDTSpecial Marine WarningMFL40 min
Oct 7, 10:06 PM EDTSpecial Marine WarningMFL24 min
Oct 7, 10:28 PM EDTSpecial Marine WarningMFL32 min
Oct 8, 12:17 AM EDTAreal Flood AdvisoryMFLCollier3 hr
Oct 8, 5:54 AM EDTRip Current StatementMFLBroward, Miami-Dade14 hr
Oct 8, 5:58 AM EDTSpecial Weather StatementMFLMonroe47 min
Oct 8, 8:41 AM EDTSpecial Weather StatementMFLMiami-Dade64 min
Oct 8, 8:42 AM EDTSpecial Weather StatementMFLBroward48 min
Oct 8, 8:45 AM EDTSpecial Weather StatementMFLBroward60 min
Oct 8, 9:19 AM EDTSevere Thunderstorm WarningMFLMiami-Dade56 min
Oct 8, 9:33 AM EDTSpecial Marine WarningMFL117 min
Oct 8, 9:40 AM EDTSpecial Weather StatementMFLBroward50 min
Oct 8, 9:47 AM EDTSevere Thunderstorm WarningMFLBroward, Palm Beach43 min
Oct 8, 10:20 AM EDTSpecial Weather StatementMFLMiami-Dade55 min
Oct 8, 10:25 AM EDTSpecial Weather StatementMFLBroward50 min
Oct 8, 11:14 AM EDTSpecial Weather StatementMFLMiami-Dade46 min
Oct 8, 11:18 AM EDTSpecial Marine WarningMFL87 min
Oct 8, 11:22 AM EDTSpecial Marine WarningMFL83 min
Oct 8, 12:28 PM EDTSpecial Weather StatementMFLMiami-Dade47 min
Oct 8, 1:03 PM EDTSpecial Weather StatementMFLMiami-Dade42 min
Oct 8, 1:58 PM EDTSpecial Weather StatementMFLBroward32 min
Oct 8, 1:59 PM EDTSpecial Marine WarningMFL46 min
Oct 8, 2:37 PM EDTAreal Flood AdvisoryMFLBroward3 hr
Oct 8, 2:49 PM EDTSpecial Weather StatementMFLBroward41 min
Oct 8, 3:24 PM EDTAreal Flood AdvisoryMFLBroward, Palm Beach2 hr
Oct 8, 3:34 PM EDTSpecial Weather StatementMFLBroward56 min
Oct 8, 3:35 PM EDTSpecial Marine WarningMFL55 min
Oct 8, 3:51 PM EDTSpecial Weather StatementMFLMiami-Dade39 min
Oct 8, 4:14 PM EDTSpecial Weather StatementMFLMiami-Dade61 min
Oct 8, 4:21 PM EDTSpecial Marine WarningMFL39 min
Oct 8, 6:09 PM EDTSpecial Weather StatementMFLPalm Beach51 min
Oct 8, 6:31 PM EDTSpecial Marine WarningMFL59 min
Oct 8, 6:56 PM EDTSpecial Weather StatementMFLPalm Beach49 min

Nearby

Tornado Warnings in Florida, 2019Every tornado warning in 2019Tornadoes in 2019

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.