Alert archive / Florida / Special Weather Statements in 2021

Special Weather Statement, NWS Miami, FL

June 14, 2021Monroe County, Florida

NWS Miami, FL issued this special weather statement at Jun 14, 2021, 1:47 PM EDT for Monroe 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
Jun 14, 2021, 1:47 PM EDT (17:47 UTC)
Expired
Jun 14, 2021, 2:30 PM EDT
In force
43 min
Issued by
NWS Miami, FL

County Monroe County, FL

The radar

The Miami radar (KAMX), 74 km from the middle of the area, began a volume at 17:46 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 12:00Z, 5.8 hours before the alert went out and 92 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 2021-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1353 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 12:00Z on 2021-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 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
1353 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
881 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

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 Jun 14, 1:30 PM EDT, 17 minutes earlier.

Area forecast discussion, Jun 14, 1:30 PM EDT, 17 minutes before
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Hazardous weather outlook, Jun 14, 10:20 AM EDT, 3 hours 27 minutes before
Hazardous Weather Outlook for South Florida
National Weather Service Miami FL
1020 AM EDT Mon Jun 14 2021

AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676-
150230-
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-
1020 AM EDT Mon Jun 14 2021

...Localized Flooding Possible Along Portions of The Atlantic
Metro...
...A Few Strong Thunderstorms Possible Across South Florida Today...

This hazardous weather outlook is for South Florida.

.DAY ONE...TODAY AND TONIGHT

Flooding: Heavy rainfall from thunderstorms may lead to localized
flooding over the Atlantic metro region, with the greatest risk being
the eastern-most portions of Miami-Dade County.

Thunderstorms: Scattered to numerous showers and thunderstorms are
expected today. A few strong thunderstorms are possible today.

Waterspouts: A few waterspouts are possible across the local waters
of South Florida today.

Hail: Small hail may be possible today in association with any
stronger thunderstorms.

Wind: A downburst from a strong thunderstorm or two may be capable
of producing winds in excess of 45mph.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

Scattered to numerous showers and thunderstorms are possible into
midweek, especially over the interior and east coast metro areas.
The primary impacts from the thunderstorms will be gusty winds,
lightning, and localized/urban flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated, however individual spotters
are encouraged to report high wind and flooding to the National
Weather Service forecast office in Miami.

Elevated risk of rip currents will be possible going into the
upcoming weekend along the Atlantic Beaches.

For more information...visit the National Weather Service in
Miami website at www.weather.gov/miami.

In the hours before

Local storm report, Jun 14, 12:51 PM EDT, 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
1251 PM EDT MON JUN 14 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1143 AM     TSTM WND DMG     1 SW PLANTATION         26.11N  80.26W
06/14/2021                   BROWARD            FL   TRAINED SPOTTER

            METAL ROOF SHINGLES ON THE GROUND JUST SOUTHEAST OF
            PINE ISLAND PARK.

&&

EVENT NUMBER MFL2100027

BNB
Special weather statement, Jun 14, 1:06 PM EDT, 41 minutes before
Special Weather Statement
National Weather Service Miami FL
106 PM EDT Mon Jun 14 2021

FLZ070-073-075-174-141745-
Inland Collier County FL-Mainland Monroe FL-Far South Miami-
Dade County FL-Inland Miami-Dade County FL-
106 PM EDT Mon Jun 14 2021

...SIGNIFICANT WEATHER ADVISORY FOR MAINLAND MONROE AND CENTRAL
MIAMI-DADE COUNTIES UNTIL 145 PM EDT...

* At 105 PM EDT, National Weather Service meteorologists were
  tracking strong thunderstorms along a line extending from 9 miles
  west of Wilderness Waterway to 11 miles west of Everglades National
  Park to 6 miles east of Northwest Cape Sable. Movement was
  northeast around 20 mph.

* Winds in excess of 45 mph and funnel clouds possible with these
  storms.

* Locations impacted include...
  Wilderness Waterway, Loop Road Ee Center, Mahogany Hammock and
  Everglades National Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Funnel clouds occasionally touch down and produce tornadoes or
waterspouts. Move indoors and stay away from windows.

To report severe weather, contact your nearest law enforcement
agency. You can also share your report with NWS Miami on Facebook and
Twitter.

&&

LAT...LON 2515 8112 2542 8113 2552 8130 2563 8135
      2582 8094 2578 8088 2564 8082 2521 8084
      2521 8085 2518 8084
TIME...MOT...LOC 1705Z 232DEG 20KT 2560 8130 2547 8107 2525 8106

BAXTER
Local storm report, Jun 14, 1:12 PM EDT, 35 minutes before
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Local storm report, Jun 14, 1:13 PM EDT, 34 minutes before
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Special weather statement, Jun 14, 1:26 PM EDT, 21 minutes before
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Special weather statement, Jun 14, 1:47 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 10:25 PM EDTSpecial Marine WarningMFL35 min
Jun 14, 10:55 AM EDTAreal Flood AdvisoryMFLCollier3 hr
Jun 14, 10:57 AM EDTSpecial Weather StatementMFLMiami-Dade48 min
Jun 14, 10:59 AM EDTAreal Flood AdvisoryMFLBroward3 hr
Jun 14, 11:12 AM EDTSpecial Weather StatementMFLBroward48 min
Jun 14, 11:41 AM EDTAreal Flood AdvisoryMFLBroward, Miami-Dade, Palm Beach2 hr
Jun 14, 11:43 AM EDTSpecial Weather StatementMFLCollier47 min
Jun 14, 11:57 AM EDTSpecial Weather StatementMFLBroward48 min
Jun 14, 11:59 AM EDTSpecial Marine WarningMFL31 min
Jun 14, 12:05 PM EDTSpecial Marine WarningMFL55 min
Jun 14, 12:06 PM EDTSpecial Marine WarningMFL54 min
Jun 14, 12:28 PM EDTSpecial Marine WarningMFL92 min
Jun 14, 12:31 PM EDTSpecial Marine WarningMFL59 min
Jun 14, 12:32 PM EDTSpecial Weather StatementMFLPalm Beach43 min
Jun 14, 12:35 PM EDTSpecial Weather StatementMFLMonroe55 min
Jun 14, 1:06 PM EDTSpecial Weather StatementMFLMonroe39 min
Jun 14, 1:13 PM EDTSpecial Marine WarningMFL32 min
Jun 14, 1:26 PM EDTSpecial Weather StatementMFLCollier49 min
Jun 14, 1:43 PM EDTSpecial Marine WarningMFL32 min
Jun 14, 2:05 PM EDTSpecial Marine WarningMFL25 min
Jun 14, 2:14 PM EDTSpecial Weather StatementMFLMiami-Dade, Monroe61 min
Jun 14, 3:08 PM EDTSpecial Weather StatementMFLMiami-Dade, Monroe67 min
Jun 14, 5:19 PM EDTAreal Flood AdvisoryMFLCollier3 hr
Jun 14, 7:00 PM EDTSpecial Weather StatementMFLMiami-Dade60 min
Jun 14, 7:18 PM EDTSpecial Weather StatementMFLMonroe42 min
Jun 14, 7:31 PM EDTSpecial Marine WarningMFL44 min

Nearby

Special Weather Statements in Florida, 2021Every special weather statement in 2021

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.