Alert archive / Florida / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 34, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jun 29, 2021, 5:26 PM EDT for Miami-Dade County, Florida. It was in force for 19 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 29, 2021, 5:26 PM EDT (21:26 UTC)
- Expired
- Jun 29, 2021, 5:45 PM EDT
- In force
- 19 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Miami-Dade County, FL
The radar
The Miami radar (KAMX), 26 km from the middle of the area, began a volume at 21:30 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, 9.4 hours before the alert went out and 10 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
- 2519 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 679 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -25 m²/s²
- 0-3 km storm-relative helicity
- -24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
491 WUUS52 KMFL 292126 SVRMFL FLC086-292200- /O.NEW.KMFL.SV.W.0034.210629T2126Z-210629T2200Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Miami FL 526 PM EDT Tue Jun 29 2021 The National Weather Service in Miami has issued a * Severe Thunderstorm Warning for... Northern Miami-Dade County in southeastern Florida... * Until 600 PM EDT. * At 526 PM EDT, a severe thunderstorm was located over Downtown Miami, or over Virginia Key, moving northwest at 15 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Miami, Hialeah, Miami Beach, Coral Gables and Key Biscayne. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into a closet or small central room in a sturdy structure. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Miami. You can also share your report with NWS Miami on Facebook and Twitter. && LAT...LON 2576 8011 2567 8014 2571 8041 2590 8032 TIME...MOT...LOC 2126Z 122DEG 12KT 2576 8018 TORNADO...POSSIBLE HAIL...<.75IN WIND...60MPH $$ RF
2 follow-up statements
214 WWUS52 KMFL 292140 SVSMFL Severe Weather Statement National Weather Service Miami FL 540 PM EDT Tue Jun 29 2021 FLC086-292200- /O.CON.KMFL.SV.W.0034.000000T0000Z-210629T2200Z/ Miami-Dade FL- 540 PM EDT Tue Jun 29 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT FOR NORTHERN MIAMI-DADE COUNTY... At 539 PM EDT, a severe thunderstorm was located over Miami, moving northwest at 15 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Miami, Hialeah, Coral Gables, South Miami and Doral. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into a small central room in a sturdy structure. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Miami. You can also share your report with NWS Miami on Facebook and Twitter. && LAT...LON 2568 8023 2571 8041 2590 8032 2579 8017 TIME...MOT...LOC 2139Z 122DEG 12KT 2578 8022 TORNADO...POSSIBLE HAIL...<.75IN WIND...60MPH $$ Frye
747
WWUS52 KMFL 292145
SVSMFL
Severe Weather Statement
National Weather Service Miami FL
545 PM EDT Tue Jun 29 2021
FLC086-292155-
/O.CAN.KMFL.SV.W.0034.000000T0000Z-210629T2200Z/
Miami-Dade FL-
545 PM EDT Tue Jun 29 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN MIAMI-DADE COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Miami.
LAT...LON 2568 8023 2571 8041 2590 8032 2579 8017
TIME...MOT...LOC 2141Z 122DEG 12KT 2579 8024
$$
RFThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 2:46 AM EDT | Rip Current Statement | MFL | Palm Beach | 17 hr |
| Jun 29, 11:57 AM EDT | Special Marine Warning | MFL | 48 min | |
| Jun 29, 12:46 PM EDT | Special Weather Statement | MFL | Hendry | 44 min |
| Jun 29, 12:48 PM EDT | Special Weather Statement | MFL | Collier | 27 min |
| Jun 29, 12:49 PM EDT | Special Marine Warning | MFL | 56 min | |
| Jun 29, 12:53 PM EDT | Special Weather Statement | MFL | Broward | 52 min |
| Jun 29, 12:56 PM EDT | Special Marine Warning | MFL | 49 min | |
| Jun 29, 1:29 PM EDT | Special Weather Statement | MFL | Collier | 46 min |
| Jun 29, 1:37 PM EDT | Special Marine Warning | MFL | 38 min | |
| Jun 29, 1:51 PM EDT | Special Weather Statement | MFL | Collier | 39 min |
| Jun 29, 1:53 PM EDT | Special Marine Warning | MFL | 52 min | |
| Jun 29, 2:31 PM EDT | Special Weather Statement | MFL | Collier | 59 min |
| Jun 29, 3:26 PM EDT | Special Marine Warning | MFL | 64 min | |
| Jun 29, 4:50 PM EDT | Special Weather Statement | MFL | Glades | 40 min |
| Jun 29, 5:17 PM EDT | Special Weather Statement | MFL | Broward | 43 min |
| Jun 29, 5:18 PM EDT | Special Marine Warning | MFL | 27 min | |
| Jun 29, 6:56 PM EDT | Special Weather Statement | MFL | Miami-Dade | 49 min |
| Jun 29, 7:52 PM EDT | Areal Flood Advisory | MFL | Miami-Dade | 113 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2021Every severe thunderstorm warning 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.