Alert archive / Florida / Special Weather Statements in 2022

Special Weather Statement, NWS Miami, FL

August 7, 2022Palm Beach County, Florida

NWS Miami, FL issued this special weather statement at Aug 7, 2022, 11:35 AM EDT for Palm Beach County, Florida. It was in force for 40 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
Aug 7, 2022, 11:35 AM EDT (15:35 UTC)
Expired
Aug 7, 2022, 12:15 PM EDT
In force
40 min
Issued by
NWS Miami, FL
Hail
0.00 in
Wind
40
Spout
Possible

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 131 km from the middle of the area, began a volume at 15:34 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, 3.6 hours before the alert went out and 114 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 2022-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1943 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 2022-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -59 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
1943 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
848 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-59 m²/s²
0-3 km storm-relative helicity
-33 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 Aug 7, 7:48 AM EDT, 3 hours 47 minutes earlier.

Area forecast discussion, Aug 7, 7:48 AM EDT, 3 hours 47 minutes before
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</head>
<body>
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    <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>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Aug 7, 3:22 AM EDT, 8 hours 13 minutes before
Hazardous Weather Outlook
National Weather Service Miami FL
322 AM EDT Sun Aug 7 2022

AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676-
080730-
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-
322 AM EDT Sun Aug 7 2022

This Hazardous Weather Outlook is for Atlantic, Biscayne Bay, South
Florida, Gulf of Mexico and Lake Okeechobee.

...HIGH RISK OF RIP CURRENTS ALONG ATLANTIC BEACHES...

.DAY ONE...Today and tonight.

Rip Currents: Elevated surf and moderate onshore winds will result in
a high rip current risk along Atlantic Beaches today.

Thunderstorms: Scattered thunderstorms are expected this
afternoon and evening, with the greatest chances over interior and
western sections of southern Florida. The strongest of these
storms could produce locally heavy rain, strong wind gusts, and
frequent lightning.

Wind: A couple strong thunderstorms could produce wind gusts in
excess of 40 mph over interior and western sections this afternoon
and evening.

Heat: Heat index values are expected to be around 100-105 degrees
over inland Southwest Florida this afternoon.

Waterspouts: Isolated waterspout activity will be possible over
the local waters today.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Showers and thunderstorm chances will persist through the weekend
and into early next week. Locally gusty winds, heavy rainfall,
and frequent lightning will be possible with these storms. The
coverage and intensity of storms will likely be greatest over the
interior and Gulf coast.

The rip current risk is expected to remain elevated at Atlantic
beaches as easterly flow persists

High heat indices are expected to continue through the weekend and
upcoming week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Aug 7, 11:35 AM EDT, 0 minutes before
Special Weather Statement
National Weather Service Miami FL
1135 AM EDT Sun Aug 7 2022

FLZ067-071615-
Inland Palm Beach County FL-
1135 AM EDT Sun Aug 7 2022

...A strong thunderstorm will impact portions of west central Palm
Beach County through 1215 PM EDT...

At 1134 AM EDT, National Weather Service meteorologists were tracking
a strong thunderstorm capable of producing a landspout over Belle
Glade, moving west at 20 mph.

HAZARD...Landspouts and winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Minor damage to outdoor objects is possible. Gusty winds
         could knock down tree limbs and blow around unsecured
         objects.

Locations impacted include...
Belle Glade, South Bay, Lake Harbor, Okeelanta and Belle Glade Camp.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Conditions are favorable for the development of weak, brief funnel
clouds. This type of funnel cloud is harmless, but on rare occasions
they can briefly touch down, producing wind gusts over 50 mph. If a
funnel cloud is spotted move indoors and report your sighting to the
National Weather Service.

&&

LAT...LON 2682 8085 2679 8082 2681 8080 2678 8054
      2660 8054 2655 8087 2682 8087
TIME...MOT...LOC 1534Z 089DEG 15KT 2669 8063

LANDSPOUT...POSSIBLE
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

RAG

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 2:35 PM EDTSpecial Marine WarningMFL40 min
Aug 7, 3:20 PM EDTSpecial Weather StatementMFLCollier25 min

Nearby

Special Weather Statements in Florida, 2022Every special weather statement in 2022

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.