Alert archive / Florida / Special Weather Statements in 2011

Special Weather Statement, NWS Miami, FL

June 24, 2011Palm Beach County, Florida

NWS Miami, FL issued this special weather statement at Jun 24, 2011, 2:39 PM EDT for Palm Beach County, Florida. It was in force for 36 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 24, 2011, 2:39 PM EDT (18:39 UTC)
Expired
Jun 24, 2011, 3:15 PM EDT
In force
36 min
Issued by
NWS Miami, FL

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 137 km from the middle of the area, began a volume at 18:41 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, 6.7 hours before the alert went out and 112 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 2011-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1859 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 2011-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 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
1859 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
782 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
-8 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

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 24, 1:29 PM EDT, 1 hour 10 minutes earlier.

Area forecast discussion, Jun 24, 1:29 PM EDT, 1 hour 10 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, Jun 24, 2:08 PM EDT, 31 minutes before
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA
NATIONAL WEATHER SERVICE MIAMI FL
208 PM EDT FRI JUN 24 2011

FLZ063-066>075-168-172>174-250400-
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-
208 PM EDT FRI JUN 24 2011

...FREQUENT LIGHTNING/TORRENTIAL RAIN/GUSTY WIND POTENTIAL IN THUNDERSTORMS...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA.

.DAY ONE...REST OF TODAY AND TONIGHT

THUNDERSTORMS: NUMEROUS THUNDERSTORMS ARE FORECAST TO DEVELOP
TODAY...FOCUSED OVER THE INTERIOR WITH SCATTERED THUNDERSTORMS
ALONG THE COASTS. A FEW OF THE THUNDERSTORMS WILL LIKELY PRODUCE
FREQUENT LIGHTNING STRIKES...TORRENTIAL RAINFALL...AND GUSTY
WINDS.

WIND: STRONG WIND GUSTS OF 40 TO 50 MPH ARE POSSIBLE IN THE
STRONGEST THUNDERSTORMS TODAY.

FLOODING: A FEW THUNDERSTORMS WILL PRODUCE TORRENTIAL
RAINFALL...AND DUE TO SLOW MOVEMENT OF THE STORMS TODAY...STREET
FLOODING AND FLOODING OF LOW LYING AREAS WILL BE POSSIBLE.

RIP CURRENTS: THERE IS A SLIGHT RISK OF RIP CURRENTS AT THE LOCAL
ATLANTIC BEACHES.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THUNDERSTORMS ARE EXPECTED TO DEVELOP EACH DAY...WITH THE PRIMARY
RISK BEING LIGHTNING STRIKES...GUSTY WINDS AND HEAVY DOWNPOURS.

.SPOTTER INFORMATION STATEMENT...

WIDESPREAD SPOTTER ACTIVATION IS NOT ANTICIPATED, HOWEVER
INDIVIDUAL SPOTTERS ARE ENCOURAGED TO REPORT HIGH WIND, HAIL AND
FLOODING TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
MIAMI.

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

In the hours before

Special weather statement, Jun 24, 9:15 AM EDT, 5 hours 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
915 AM EDT FRI JUN 24 2011

FLZ173-241345-
COASTAL MIAMI DADE COUNTY FL
915 AM EDT FRI JUN 24 2011

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SIGNIFICANT WEATHER ADVISORY FOR...
  EXTREME NORTHEASTERN MIAMI-DADE COUNTY

* UNTIL 945 AM EDT

* AT 906 AM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF SHOWERS PRODUCING FUNNEL CLOUDS JUST OFFSHORE OF MIAMI
BEACH. THESE WATERSPOUTS ARE NOT EXPECTED TO MOVE ONSHORE, HOWEVER
THESE SHOWERS MAY COME CLOSE TO THE COAST. THESE SHOWERS ARE MOVING
NORTH AT 5 MPH.

LAT...LON 2581 8011 2576 8013 2574 8014 2567 8015
      2566 8016 2559 8015 2559 8017 2563 8016
      2570 8018 2572 8016 2574 8018 2577 8015
      2584 8014 2585 8015 2595 8012
TIME...MOT...LOC 1312Z 187DEG 3KT 2602 8001 2569 8012

CWC
Local storm report, Jun 24, 9:19 AM EDT, 5 hours 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
919 AM EDT FRI JUN 24 2011

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

0914 AM     WATER SPOUT      MIAMI BEACH             25.81N 80.13W
06/24/2011                   MIAMI-DADE         FL   PUBLIC

            MULTIPLE CALLS WERE RECEIVED REPORTING AT LEAST 5 FUNNEL
            CLOUDS AND A WATERSPOUT LOCATED A FEW MILES EAST OF MIAMI
            BEACH.

&&

RIVERA
Local storm report, Jun 24, 10:50 AM EDT, 3 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
1050 AM EDT FRI JUN 24 2011

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

1048 AM     WATER SPOUT      MIAMI BEACH             25.81N 80.13W
06/24/2011                   MIAMI-DADE         FL   TRAINED SPOTTER

            OCEAN RESCUE REPORTED WATERSPOUT 3 MILES EAST OF 8TH ST
            IN MIAMI BEACH.

&&

RIVERA
Special weather statement, Jun 24, 2:35 PM EDT, 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
235 PM EDT FRI JUN 24 2011

FLZ071>074-241900-
INLAND BROWARD COUNTY FL INLAND MIAMI-DADE COUNTY FL METRO BROWARD
COUNTY FL METROPOLITAN MIAMI DADE FL
235 PM EDT FRI JUN 24 2011

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SIGNIFICANT WEATHER ADVISORY FOR...
  SOUTH CENTRAL BROWARD COUNTY
  NORTH CENTRAL MIAMI-DADE COUNTY

* UNTIL 300 PM EDT

* AT 230 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  STRONG THUNDERSTORM 6 MILES SOUTHWEST OF INTERSECTION KROME AND
  U.S. 27...AND MOVING NORTHEAST AT 5 MPH.

THE PRIMARY IMPACTS WILL BE GUSTY WINDS OF 45 TO 55 MPH. THESE WINDS
CAN DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND UNSECURED
SMALL OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE STORM
PASSES.

LAT...LON 2613 8046 2572 8034 2562 8057 2596 8067
TIME...MOT...LOC 1835Z 207DEG 6KT 2591 8052

CWC
Special weather statement, Jun 24, 2:39 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
239 PM EDT FRI JUN 24 2011

FLZ067-068-168-241915-
COASTAL PALM BEACH COUNTY FL INLAND PALM BEACH COUNTY FL METRO PALM
BEACH COUNTY FL
239 PM EDT FRI JUN 24 2011

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* SIGNIFICANT WEATHER ADVISORY FOR...
  NORTHEASTERN PALM BEACH COUNTY

* UNTIL 315 PM EDT

* AT 235 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  STRONG THUNDERSTORM NEAR ROYAL PALM BEACH...AND MOVING NORTHEAST AT
  10 MPH.

* THE STORM WILL AFFECT...
  GREENACRES CITY...
  GOLDEN LAKES...
  NORTH PALM BEACH GENERAL AIRPORT...
  HAVERHILL...
  AND SURROUNDING COMMUNITIES.

THE PRIMARY IMPACTS WILL BE UP TO NICKEL SIZED HAIL AND GUSTY WINDS
OF 45 TO 55 MPH. THESE WINDS CAN DOWN SMALL TREE LIMBS AND
BRANCHES...AND BLOW AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A
SAFE BUILDING UNTIL THE STORM PASSES.

LAT...LON 2653 8030 2690 8038 2696 8020 2696 8015
      2697 8015 2698 8014 2698 8010 2663 8006
TIME...MOT...LOC 1839Z 244DEG 8KT 2671 8019

CWC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 3:42 AM EDTSpecial Marine WarningMFL39 min
Jun 24, 9:03 AM EDTSpecial Marine WarningMFL27 min
Jun 24, 9:15 AM EDTSpecial Weather StatementMFLMiami-Dade30 min
Jun 24, 9:28 AM EDTSpecial Marine WarningMFL32 min
Jun 24, 9:58 AM EDTSpecial Marine WarningMFL47 min
Jun 24, 10:48 AM EDTSpecial Marine WarningMFL57 min
Jun 24, 2:35 PM EDTSpecial Weather StatementMFLMiami-Dade25 min
Jun 24, 2:43 PM EDTSevere Thunderstorm WarningMFLPalm Beach32 min
Jun 24, 3:18 PM EDTSpecial Weather StatementMFLBroward27 min
Jun 24, 3:36 PM EDTSpecial Weather StatementMFLPalm Beach24 min
Jun 24, 3:39 PM EDTSpecial Weather StatementMFLBroward36 min
Jun 24, 3:50 PM EDTSpecial Weather StatementMFLMiami-Dade25 min
Jun 24, 3:58 PM EDTSpecial Weather StatementMFLBroward32 min
Jun 24, 4:04 PM EDTSpecial Weather StatementMFLCollier26 min
Jun 24, 4:07 PM EDTSpecial Weather StatementMFLPalm Beach23 min
Jun 24, 4:32 PM EDTSpecial Marine WarningMFL28 min
Jun 24, 4:36 PM EDTSpecial Weather StatementMFLPalm Beach24 min
Jun 24, 4:38 PM EDTSpecial Weather StatementMFLCollier37 min
Jun 24, 5:13 PM EDTSpecial Marine WarningMFL32 min
Jun 24, 5:33 PM EDTSpecial Weather StatementMFLHendry42 min
Jun 24, 6:29 PM EDTSpecial Weather StatementMFLGlades31 min

Nearby

Special Weather Statements in Florida, 2011Every special weather statement in 2011

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.