Alert archive / Florida / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 35, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jul 1, 2021, 2:43 PM EDT for Glades County, Hendry County, Florida. It was in force for 20 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
- Jul 1, 2021, 2:43 PM EDT (18:43 UTC)
- Expired
- Jul 1, 2021, 3:03 PM EDT
- In force
- 20 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Glades County, FL, Hendry County, FL
The radar
The Miami radar (KAMX), 132 km from the middle of the area, began a volume at 18:46 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, 6.7 hours before the alert went out and 121 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
- 737 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 917 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
307 WUUS52 KMFL 011843 SVRMFL FLC043-051-011915- /O.NEW.KMFL.SV.W.0035.210701T1843Z-210701T1915Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Miami FL 243 PM EDT Thu Jul 1 2021 The National Weather Service in Miami has issued a * Severe Thunderstorm Warning for... Northeastern Hendry County in southern Florida... South central Glades County in southern Florida... * Until 315 PM EDT. * At 243 PM EDT, a severe thunderstorm was located near Montura, moving north at 5 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Clewiston, Montura, Devils Garden, Lake Hicpochee and Harlem. 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 2652 8101 2645 8126 2680 8129 2683 8093 TIME...MOT...LOC 1843Z 167DEG 6KT 2669 8111 TORNADO...POSSIBLE HAIL...0.75IN WIND...60MPH $$ RF
2 follow-up statements
623 WWUS52 KMFL 011857 SVSMFL Severe Weather Statement National Weather Service Miami FL 257 PM EDT Thu Jul 1 2021 FLC043-051-011915- /O.CON.KMFL.SV.W.0035.000000T0000Z-210701T1915Z/ Hendry FL-Glades FL- 257 PM EDT Thu Jul 1 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT FOR NORTHEASTERN HENDRY AND SOUTH CENTRAL GLADES COUNTIES... At 257 PM EDT, a severe thunderstorm was located near Montura, moving north at 5 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Clewiston, Montura, Devils Garden, Lake Hicpochee and Harlem. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Miami. You can also share your report with NWS Miami on Facebook and Twitter. && LAT...LON 2652 8101 2645 8126 2680 8129 2683 8093 TIME...MOT...LOC 1857Z 167DEG 6KT 2671 8112 HAIL...<.75IN WIND...60MPH $$ RF
913
WWUS52 KMFL 011903
SVSMFL
Severe Weather Statement
National Weather Service Miami FL
303 PM EDT Thu Jul 1 2021
FLC043-051-011913-
/O.CAN.KMFL.SV.W.0035.000000T0000Z-210701T1915Z/
Hendry FL-Glades FL-
303 PM EDT Thu Jul 1 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HENDRY AND SOUTH
CENTRAL GLADES COUNTIES 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 2652 8101 2645 8126 2680 8129 2683 8093
TIME...MOT...LOC 1902Z 167DEG 6KT 2672 8112
$$
RFThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 11:05 AM EDT | Special Weather Statement | MFL | Broward | 40 min |
| Jul 1, 11:34 AM EDT | Areal Flood Advisory | MFL | Broward | 3 hr |
| Jul 1, 12:40 PM EDT | Areal Flood Advisory | MFL | Broward, Miami-Dade | 2 hr |
| Jul 1, 12:47 PM EDT | Special Marine Warning | MFL | 28 min | |
| Jul 1, 1:05 PM EDT | Special Weather Statement | MFL | Martin | 25 min |
| Jul 1, 2:19 PM EDT | Special Weather Statement | MFL | Hendry | 41 min |
| Jul 1, 2:36 PM EDT | Special Weather Statement | MFL | Miami-Dade | 39 min |
| Jul 1, 3:01 PM EDT | Special Marine Warning | MFL | 44 min | |
| Jul 1, 3:02 PM EDT | Special Weather Statement | MFL | Hendry | 43 min |
| Jul 1, 3:34 PM EDT | Special Weather Statement | MFL | Collier | 41 min |
| Jul 1, 3:42 PM EDT | Special Marine Warning | MFL | 26 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.