Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 59, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jun 6, 2012, 3:41 AM EDT for Collier County, Hendry County, Florida. It was in force for 34 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 6, 2012, 3:41 AM EDT (07:41 UTC)
- Expired
- Jun 6, 2012, 4:15 AM EDT
- In force
- 34 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
Counties Collier County, FL, Hendry County, FL
The radar
The Miami radar (KAMX), 106 km from the middle of the area, began a volume at 07:43 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 00:00Z, 7.7 hours before the alert went out and 104 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
- 2033 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1306 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
685 WUUS52 KMFL 060741 SVRMFL FLC021-051-060815- /O.NEW.KMFL.SV.W.0059.120606T0741Z-120606T0815Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 341 AM EDT WED JUN 6 2012 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTH CENTRAL HENDRY COUNTY IN SOUTH FLORIDA. CENTRAL COLLIER COUNTY IN SOUTH FLORIDA. * UNTIL 415 AM EDT * AT 338 AM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 7 MILES SOUTHEAST OF MILE MARKER 90 ON ALLIGATOR ALLEY...AND MOVING NORTH AT 35 MPH. * THE STORM WILL AFFECT... MILE MARKER 60 ON ALLIGATOR ALLEY... HENDRY CORRECTIONAL I/A/P... BIG CYPRESS SEMINOLE INDIAN RESERVATION... AND SURROUNDING COMMUNITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 58 MPH AND OR LARGE HAIL. FREQUENT TO EXCESSIVE LIGHTNING AND HEAVY RAINFALL IS ALSO POSSIBLE. IF THE STORM APPROACHES YOUR LOCATION, SEEK SHELTER IN AN ENCLOSED BUILDING ON THE LOWEST FLOOR AND STAY AWAY FROM WINDOWS. SEVERE THUNDERSTORMS CAN ALSO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN AN INTERIOR ROOM IN THE LOWEST FLOOR OF YOUR HOUSE OR BUSINESS IF A TORNADO IS SPOTTED. && LAT...LON 2639 8134 2632 8094 2600 8115 2602 8136 TIME...MOT...LOC 0741Z 196DEG 29KT 2612 8124 $$ MJB
2 follow-up statements
139 WWUS52 KMFL 060756 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 356 AM EDT WED JUN 6 2012 FLC021-051-060815- /O.CON.KMFL.SV.W.0059.000000T0000Z-120606T0815Z/ HENDRY FL-COLLIER FL- 356 AM EDT WED JUN 6 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 AM EDT FOR CENTRAL COLLIER AND SOUTH CENTRAL HENDRY COUNTIES... AT 351 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR BIG CYPRESS ACCESS AREAS OFF ALLIGATOR ALLEY...MOVING NORTH AT 35 MPH. SEVERE THUNDERSTORMS CAN PRODUCE VERY STRONG WINDS IN EXCESS OF 58 MPH...LARGE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAINFALL. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. SEVERE THUNDERSTORMS CAN ALSO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN AN INTERIOR ROOM IN THE LOWEST FLOOR OF YOUR HOUSE OR BUSINESS IF A TORNADO IS SPOTTED. LAT...LON 2615 8135 2639 8134 2632 8094 2606 8111 TIME...MOT...LOC 0756Z 198DEG 30KT 2624 8120 $$ MJB
411 WWUS52 KMFL 060815 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 415 AM EDT WED JUN 6 2012 FLC021-051-060824- /O.EXP.KMFL.SV.W.0059.000000T0000Z-120606T0815Z/ HENDRY FL-COLLIER FL- 415 AM EDT WED JUN 6 2012 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL COLLIER AND SOUTH CENTRAL HENDRY COUNTIES WILL EXPIRE AT 415 AM EDT... NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE THUNDERSTORM HAS WEAKENED. THUS THE THUNDERSTORM WARNING WILL EXPIRE AT 415 AM EDT. HOWEVER, THIS STORM IS STILL CAPABLE OF PRODUCING GUSTY WINDS AROUND 50 MPH AND SMALL HAIL. LAT...LON 2615 8135 2639 8134 2632 8094 2606 8111 TIME...MOT...LOC 0814Z 198DEG 30KT 2638 8115 $$ MJB
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 2:56 AM EDT | Special Weather Statement | MFL | Collier | 49 min |
| Jun 6, 3:02 AM EDT | Special Marine Warning | MFL | 58 min | |
| Jun 6, 3:21 AM EDT | Special Weather Statement | MFL | Collier | 24 min |
| Jun 6, 3:47 AM EDT | Special Weather Statement | MFL | Collier | 43 min |
| Jun 6, 4:12 AM EDT | Special Weather Statement | MFL | Collier, Hendry | 48 min |
| Jun 6, 4:19 AM EDT | Special Weather Statement | MFL | Hendry | 41 min |
| Jun 6, 4:35 AM EDT | Severe Thunderstorm Warning | MFL | Glades, Hendry, Palm Beach | 40 min |
| Jun 6, 4:37 AM EDT | Special Weather Statement | MFL | Broward | 23 min |
| Jun 6, 4:59 AM EDT | Special Marine Warning | MFL | 68 min | |
| Jun 6, 5:05 AM EDT | Special Marine Warning | MFL | 85 min | |
| Jun 6, 5:14 AM EDT | Special Weather Statement | MFL | Collier | 46 min |
| Jun 6, 5:24 AM EDT | Severe Thunderstorm Warning | MFL | Collier | 51 min |
| Jun 6, 5:31 AM EDT | Special Weather Statement | MFL | Collier | 44 min |
| Jun 6, 5:39 AM EDT | Severe Thunderstorm Warning | MFL | Collier | 42 min |
| Jun 6, 5:42 AM EDT | Tornado Warning | MFL | Collier | 28 min |
| Jun 6, 5:55 AM EDT | Special Weather Statement | MFL | Palm Beach | 35 min |
| Jun 6, 6:19 AM EDT | Special Weather Statement | MFL | Palm Beach | 41 min |
| Jun 6, 6:44 AM EDT | Special Weather Statement | MFL | Palm Beach | 31 min |
| Jun 6, 6:47 AM EDT | Special Marine Warning | MFL | 58 min | |
| Jun 6, 7:01 AM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 44 min |
| Jun 6, 7:18 AM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 27 min |
| Jun 6, 7:29 AM EDT | Special Weather Statement | MFL | Miami-Dade | 46 min |
| Jun 6, 7:33 AM EDT | Special Weather Statement | MFL | Miami-Dade | 42 min |
| Jun 6, 7:36 AM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 39 min |
| Jun 6, 7:40 AM EDT | Special Marine Warning | MFL | 65 min | |
| Jun 6, 7:40 AM EDT | Special Weather Statement | MFL | Palm Beach | 35 min |
| Jun 6, 7:54 AM EDT | Special Marine Warning | MFL | 66 min | |
| Jun 6, 8:02 AM EDT | Special Weather Statement | MFL | Broward | 28 min |
| Jun 6, 8:05 AM EDT | Severe Thunderstorm Warning | MFL | Broward | 16 min |
| Jun 6, 8:08 AM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 37 min |
| Jun 6, 8:37 AM EDT | Special Marine Warning | MFL | 53 min | |
| Jun 6, 8:38 AM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 37 min |
| Jun 6, 8:49 AM EDT | Special Marine Warning | MFL | 56 min | |
| Jun 6, 8:52 AM EDT | Special Weather Statement | MFL | Palm Beach | 23 min |
| Jun 6, 9:02 AM EDT | Special Weather Statement | MFL | Miami-Dade | 28 min |
| Jun 6, 2:24 PM EDT | Special Marine Warning | MFL | 66 min | |
| Jun 6, 2:37 PM EDT | Special Weather Statement | MFL | Broward | 23 min |
| Jun 6, 3:05 PM EDT | Special Weather Statement | MFL | Palm Beach | 25 min |
| Jun 6, 3:10 PM EDT | Special Marine Warning | MFL | 35 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2012Every severe thunderstorm warning in 2012
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.