Alert archive / Florida / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 49, NWS Miami, FL

August 6, 2016Broward County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Aug 6, 2016, 6:10 PM EDT for Broward County, Florida. It was in force for 14 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
Aug 6, 2016, 6:10 PM EDT (22:10 UTC)
Expired
Aug 6, 2016, 6:24 PM EDT
In force
14 min
Issued by
NWS Miami, FL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Broward County, FL

The radar

The Miami radar (KAMX), 68 km from the middle of the area, began a volume at 22:14 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
Aug 6, 6:11 PM EDTTSTM WND GST 472 Nnw Sunrise, FLA THUNDERSTORM PRODUCED A WIND GUST OF 47 MPH AT A MESONET SITE 2 MILES NNW OF SUNRISE

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, 10.2 hours before the alert went out and 43 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 2016-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2250 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 2016-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -62 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
2250 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
760 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-62 m²/s²
0-3 km storm-relative helicity
-4 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

944 
WUUS52 KMFL 062210
SVRMFL
FLC011-062245-
/O.NEW.KMFL.SV.W.0049.160806T2210Z-160806T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
610 PM EDT SAT AUG 6 2016

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN BROWARD COUNTY IN SOUTHEASTERN FLORIDA...

* UNTIL 645 PM EDT

* AT 609 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER TAMARAC...
  MOVING NORTHEAST AT 15 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  FORT LAUDERDALE...CORAL SPRINGS...POMPANO BEACH...
  SUNRISE AND TAMARAC.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 2616 8030 2620 8034 2631 8023 2619 8016
TIME...MOT...LOC 2209Z 232DEG 11KT 2620 8031 

HAIL...<.75IN
WIND...60MPH
 
$$

ALM
1 follow-up statement
005 
WWUS52 KMFL 062224
SVSMFL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
624 PM EDT SAT AUG 6 2016

FLC011-062234-
/O.CAN.KMFL.SV.W.0049.000000T0000Z-160806T2245Z/
BROWARD FL-
624 PM EDT SAT AUG 6 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN BROWARD COUNTY IS
CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE WARNING HAS BEEN CANCELLED.  HOWEVER GUSTY WINDS AND
HEAVY RAIN ARE STILL POSSIBLE WITH ADDITIONAL THUNDERSTORMS AROSS
THIS REGION.

LAT...LON 2616 8030 2620 8034 2631 8023 2619 8016
TIME...MOT...LOC 2220Z 232DEG 11KT 2623 8027 

$$

ALM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 5:47 PM EDTSpecial Weather StatementMFLMiami-Dade43 min
Aug 6, 6:18 PM EDTAreal Flood AdvisoryMFLBroward, Miami-Dade3 hr
Aug 6, 6:31 PM EDTSpecial Weather StatementMFLMiami-Dade59 min
Aug 6, 6:33 PM EDTAreal Flood AdvisoryMFLPalm Beach3 hr
Aug 6, 6:36 PM EDTSpecial Marine WarningMFL54 min
Aug 6, 6:47 PM EDTAreal Flood AdvisoryMFLMiami-Dade58 min

Nearby

Severe Thunderstorm Warnings in Florida, 2016Every severe thunderstorm warning in 2016

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.