Alert archive / Florida / Special Weather Statements in 2021
Special Weather Statement, NWS Miami, FL
NWS Miami, FL issued this special weather statement at May 30, 2021, 3:26 PM EDT for Broward County, Florida. It was in force for 49 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
- May 30, 2021, 3:26 PM EDT (19:26 UTC)
- Expired
- May 30, 2021, 4:15 PM EDT
- In force
- 49 min
- Issued by
- NWS Miami, FL
County Broward County, FL
The radar
The Miami radar (KAMX), 79 km from the middle of the area, began a volume at 19:29 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, 7.4 hours before the alert went out and 57 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.
- Mixed-layer CAPE
- 988 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 808 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- -6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</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 May 30, 2:01 PM EDT, 1 hour 25 minutes earlier.
Area forecast discussion, May 30, 2:01 PM EDT, 1 hour 25 minutes before
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<html lang="en">
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<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>
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>Hazardous weather outlook, May 30, 11:23 AM EDT, 4 hours 3 minutes before
Hazardous Weather Outlook for South Florida...UPDATED National Weather Service Miami FL 1123 AM EDT Sun May 30 2021 AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676- 310330- 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- 1123 AM EDT Sun May 30 2021 ...Strong to Severe Storms Possible This Afternoon and Evening... This hazardous weather outlook is for South Florida. .DAY ONE...THIS AFTERNOON AND TONIGHT Thunderstorms: There is a chance of thunderstorms across the area. Some of the storms may become strong and possibly severe. The main hazards are lightning, damaging wind gusts, and hail. Waterspouts: There is a slight chance of waterspouts for all South Florida waters. Hail: Hail up to the size of a quarter dollar is possible with the strongest storms, particularly around Lake Okeechobee and Southeast Florida this afternoon and evening. Wind: In general, thunderstorm wind gusts of 45 to 55 mph are possible. There is the possibility of some isolated severe wind gusts in excess of 58 mph, mainly this afternoon and evening. Flooding: There is a slight chance of localized flooding today, if heavy rain persists over a specific area, or repeatedly affects the same areas for an extended period of time this afternoon and evening. Visibility: Smoke from a wildfire in southwestern Palm Beach County could impact visibility in the area, including for motorists nearby on US 27. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY There is a chance of thunderstorms through the rest of the Memorial Day Weekend into the work week. The threat of rip currents will increase for the middle of the week along the east coast beaches of South Florida as the easterly winds increase. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. For more information...visit the National Weather Service in Miami website at www.weather.gov/miami.
In the hours before
Special weather statement, May 30, 3:26 PM EDT, 0 minutes before
Special Weather Statement National Weather Service Miami FL 326 PM EDT Sun May 30 2021 FLZ067-071-302015- Inland Broward County FL-Inland Palm Beach County FL- 326 PM EDT Sun May 30 2021 ...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL BROWARD AND SOUTH CENTRAL PALM BEACH COUNTIES UNTIL 415 PM EDT... * At 325 PM EDT, National Weather Service meteorologists were tracking a strong thunderstorm 12 miles west of Parkland, or 12 miles northwest of Coral Springs, moving north at 10 mph. * Winds in excess of 45 mph possible with this storm. * Locations impacted include... Loxahatchee NWR. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. Frequent cloud to ground lightning is occurring with this storm. If you can hear thunder, you are close enough to be struck! Seek a safe shelter inside a building or vehicle. 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 2621 8037 2621 8061 2649 8051 2647 8027 TIME...MOT...LOC 1925Z 198DEG 7KT 2634 8044 Hadi/CWC
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 4:03 PM EDT | Special Weather Statement | MFL | Palm Beach | 57 min |
| May 30, 4:05 PM EDT | Special Weather Statement | MFL | Collier | 40 min |
| May 30, 5:07 PM EDT | Special Weather Statement | MFL | Monroe | 38 min |
| May 30, 5:24 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Collier | 36 min |
| May 30, 5:56 PM EDT | Special Weather Statement | MFL | Hendry | 49 min |
| May 30, 7:28 PM EDT | Special Weather Statement | MFL | Monroe | 47 min |
| May 30, 7:45 PM EDT | Special Marine Warning | MFL | 45 min | |
| May 30, 7:46 PM EDT | Special Weather Statement | MFL | Palm Beach | 59 min |
| May 30, 7:59 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 31 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.