Alert archive / Florida / Special Weather Statements in 2016

Special Weather Statement, NWS Miami, FL

July 1, 2016Broward County, Florida

NWS Miami, FL issued this special weather statement at Jul 1, 2016, 3:32 PM EDT for Broward County, Florida. It was in force for 43 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
Jul 1, 2016, 3:32 PM EDT (19:32 UTC)
Expired
Jul 1, 2016, 4:15 PM EDT
In force
43 min
Issued by
NWS Miami, FL

County Broward County, FL

The radar

The Miami radar (KAMX), 56 km from the middle of the area, began a volume at 19:33 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

Tampa Bay, FL (KTBW), launched 12:00Z, 7.5 hours before the alert went out and 250 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, Tampa Bay, FL at 12:00Z on 2016-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 896 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, Tampa Bay, FL at 12:00Z on 2016-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
896 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
881 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
2 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Miami, FL wrote its last area forecast discussion before this special weather statement went out at Jul 1, 1:32 PM EDT, 2 hours earlier.

Area forecast discussion, Jul 1, 1:32 PM EDT, 2 hours before
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Jul 1, 10:54 AM EDT, 4 hours 38 minutes before
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA
NATIONAL WEATHER SERVICE MIAMI FL
1054 AM EDT FRI JUL 1 2016

AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676-
020000-
LAKE OKEECHOBEE-BISCAYNE BAY-
COASTAL WATERS FROM JUPITER INLET TO DEERFIELD BEACH FL OUT 20 NM-
COASTAL WATERS FROM DEERFIELD BEACH TO OCEAN REEF FL OUT 20 NM-
WATERS FROM JUPITER INLET TO DEERFIELD BEACH FL FROM 20 TO 60 NM-
WATERS FROM DEERFIELD BEACH TO OCEAN REEF FL FROM 20 TO 60 NM
EXCLUDING THE TERRITORIAL WATERS OF BAHAMAS-GLADES-HENDRY-
INLAND PALM BEACH-METRO PALM BEACH-COASTAL COLLIER-INLAND COLLIER-
INLAND BROWARD-METRO BROWARD-INLAND MIAMI-DADE-METRO MIAMI-DADE-
MAINLAND MONROE-COASTAL PALM BEACH-COASTAL BROWARD-COASTAL MIAMI-
DADE-FAR SOUTH MIAMI-DADE-
COASTAL WATERS FROM CHOKOLOSKEE TO BONITA BEACH FL OUT 20 NM-
COASTAL WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE FL OUT 20 NM-
WATERS FROM CHOKOLOSKEE TO BONITA BEACH FL FROM 20 TO 60 NM-
1054 AM EDT FRI JUL 1 2016

...SCATTERED TO NUMEROUS STORMS ACROSS SOUTH FLORIDA TODAY...
...CHANCE OF WATERSPOUTS ACROSS ATLANTIC AND GULF WATERS...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS: SCATTERED TO NUMEROUS THUNDERSTORMS ARE EXPECTED
TODAY OVER SOUTH FLORIDA WITH THE HIGHEST THREAT OVER THE INTERIOR
AND EAST COAST METRO AREAS. FREQUENT LIGHTNING, GUSTY WINDS, AND
LOCALLY HEAVY RAINFALL WILL BE THE PRIMARY THREATS.

WIND: THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS
OF 40 TO 55 MPH.

FLOODING: SLOW MOVEMENT OF THE STRONGEST THUNDERSTORMS MAY LEAD TO
FLOODING OF ROADWAYS AND POOR DRAINAGE AREAS.

TEMPERATURES: HIGHEST HEAT INDEX VALUES WILL RANGE FROM 100 TO
105 DEGREES ACROSS INTERIOR AND WESTERN EAST COAST METRO AREAS OF
SOUTH FLORIDA DURING THE MIDDAY AND EARLY AFTERNOON HOURS.

WATERSPOUTS: THERE IS A CHANCE OF WATERSPOUTS ACROSS THE GULF AND
ATLANTIC WATERS TODAY.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SCATTERED TO NUMEROUS THUNDERSTORMS ARE POSSIBLE DURING THE
AFTERNOON AND EVENING HOURS SATURDAY AND SUNDAY, PARTICULARLY
ACROSS INTERIOR SECTIONS OF SOUTH FLORIDA. THE GREATEST THREATS
WILL BE FREQUENT LIGHTNING AND LOCALLY HEAVY RAINFALL LEADING TO
MINOR FLOODING OF ROADWAYS AND POOR DRAINAGE AREAS.

THE THREAT OF THUNDERSTORMS WILL BE IN THE ISOLATED TO SCATTERED
RANGE ON THE FOURTH OF JULY, WITH THE BEST CHANCE OVER THE
INTERIOR AND WEST COAST METRO AREAS OF SOUTH FLORIDA. THE THUNDER
THREAT WILL REMAIN LOW FOR THE MIDDLE OF NEXT WEEK WITH THE BEST
COVERAGE OVER THE INTERIOR AND WEST COAST METRO AREAS.

HIGHEST HEAT INDEX TEMPERATURES EACH AFTERNOON THROUGH THE FOURTH
OF JULY WEEKEND INTO THE MIDDLE OF NEXT WEEK WILL RANGE BETWEEN
100 TO 105 DEGREES ESPECIALLY OVER THE INTERIOR AREAS OF SOUTH
FLORIDA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

FOR MORE INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN
MIAMI WEBSITE AT WWW.WEATHER.GOV/MIAMI.

In the hours before

Special weather statement, Jul 1, 3:32 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
332 PM EDT FRI JUL 1 2016

FLZ070-071-073-075-012015-
MAINLAND MONROE FL-INLAND COLLIER COUNTY FL-INLAND MIAMI-
DADE COUNTY FL-INLAND BROWARD COUNTY FL-
332 PM EDT FRI JUL 1 2016

...SIGNIFICANT WEATHER ADVISORY FOR FREQUENT TO EXCESSIVE LIGHTNING
FOR SOUTHEASTERN COLLIER...SOUTHWESTERN BROWARD AND NORTHWESTERN
MIAMI-DADE COUNTIES UNTIL 415 PM EDT...

* AT 331 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
  NEAR DADE-COLLIER TRAINING AIRPORT...OR 30 MILES EAST OF
  CHOKOLOSKEE...MOVING NORTHEAST AT 25 MPH.

* THE MAIN IMPACT WILL BE FREQUENT TO EXCESSIVE LIGHTNING. LIGHTNING
  IS THE NUMBER ONE WEATHER RELATED KILLER IN FLORIDA. TREES AND OPEN
  SHELTERS FOUND IN PARKS...ON BEACHES OR GOLF COURSES OFFER NO
  PROTECTION FROM THE DANGERS OF LIGHTNING. SEEK SHELTER IN A SAFE
  BUILDING UNTIL THE STORM PASSES.

* LOCATIONS IMPACTED INCLUDE...
  INTERSECTION ALLIGATOR ALLEY AND MIAMI CANAL...
  DADE-COLLIER TRAINING AIRPORT...
  BIG CYPRESS NATIONAL PRESERVE AND WEST BROWARD REC. AREA ON
  ALLIGATOR ALLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO STREET FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 2578 8090 2593 8107 2616 8093 2615 8059
      2588 8062
TIME...MOT...LOC 1931Z 235DEG 21KT 2593 8085

60

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 4:40 PM EDTSpecial Weather StatementMFLOkeechobee50 min
Jul 1, 5:04 PM EDTSpecial Weather StatementMFLMiami-Dade41 min
Jul 1, 6:43 PM EDTSpecial Weather StatementMFLGlades47 min
Jul 1, 7:17 PM EDTSpecial Marine WarningMFL28 min
Jul 1, 7:22 PM EDTSevere Thunderstorm WarningMFLGlades, Hendry38 min
Jul 1, 7:41 PM EDTSpecial Marine WarningMFL64 min

Nearby

Special Weather Statements in Florida, 2016Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.