Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 80, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jun 14, 2012, 8:40 PM EDT for Broward County, Palm Beach County, Florida. It was in force for 21 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 14, 2012, 8:40 PM EDT (00:40 UTC)
- Expired
- Jun 14, 2012, 9:01 PM EDT
- In force
- 21 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
Counties Broward County, FL, Palm Beach County, FL
The radar
The Miami radar (KAMX), 68 km from the middle of the area, began a volume at 00:39 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, 0.7 hours before the alert went out and 49 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
- 2467 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1233 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.6
The text
As transmitted, in the capitals the NWS used until 2016.
736 WUUS52 KMFL 150040 SVRMFL FLC011-099-150115- /O.NEW.KMFL.SV.W.0080.120615T0040Z-120615T0115Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 840 PM EDT THU JUN 14 2012 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL BROWARD COUNTY IN SOUTH FLORIDA. EXTREME SOUTH CENTRAL PALM BEACH COUNTY IN SOUTH FLORIDA. * UNTIL 915 PM EDT * AT 838 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 7 MILES NORTH OF INTERSECTION ALLIGATOR ALLEY AND MIAMI CANAL...AND MOVING SOUTHEAST AT 10 MPH. * THE STORM WILL AFFECT... INTERSECTION ALLIGATOR ALLEY AND MIAMI CANAL... 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. REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI. OR YOU CAN ALSO CALL THE NATIONAL WEATHER SERVICE IN MIAMI DIRECTLY AT 305.229.4528 TO REPORT SEVERE WEATHER. && LAT...LON 2621 8035 2603 8059 2626 8068 2635 8057 TIME...MOT...LOC 0040Z 319DEG 8KT 2624 8059 $$ GARCIA
1 follow-up statement
990 WWUS52 KMFL 150101 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 901 PM EDT THU JUN 14 2012 FLC011-099-150111- /O.CAN.KMFL.SV.W.0080.000000T0000Z-120615T0115Z/ BROWARD FL-PALM BEACH FL- 901 PM EDT THU JUN 14 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EXTREME SOUTH CENTRAL PALM BEACH AND CENTRAL BROWARD COUNTIES IS CANCELLED... NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE THUNDERSTORM HAS WEAKENED. THUS THE THUNDERSTORM WARNING HAS BEEN CANCELLED. HOWEVER...THUNDERSTORMS REMAIN IN THE AREA. FREQUENT LIGHTNING...GUSTY WINDS TO 40 MPH...VERY HEAVY RAINFALL AND SMALL HAIL ARE STILL POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR THE LATEST UPDATES. LAT...LON 2621 8035 2603 8059 2626 8068 2635 8057 TIME...MOT...LOC 0101Z 319DEG 8KT 2620 8056 $$ GARCIA
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 8:13 PM EDT | Special Weather Statement | MFL | Miami-Dade | 62 min |
| Jun 14, 8:21 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 24 min |
| Jun 14, 8:28 PM EDT | Special Marine Warning | MFL | 62 min | |
| Jun 14, 8:39 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 51 min |
| Jun 14, 9:00 PM EDT | Special Weather Statement | MFL | Miami-Dade | 30 min |
| Jun 14, 9:03 PM EDT | Special Weather Statement | MFL | Broward | 42 min |
| Jun 14, 9:07 PM EDT | Areal Flood Advisory | MFL | Miami-Dade | 113 min |
| Jun 14, 9:25 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Miami-Dade | 35 min |
| Jun 14, 9:37 PM EDT | Special Weather Statement | MFL | Miami-Dade | 23 min |
| Jun 14, 9:41 PM EDT | Special Marine Warning | MFL | 64 min | |
| Jun 14, 9:47 PM EDT | Special Weather Statement | MFL | Broward | 43 min |
| Jun 14, 9:57 PM EDT | Special Marine Warning | MFL | 48 min | |
| Jun 15, 1:45 PM EDT | Special Marine Warning | MFL | 27 min | |
| Jun 15, 2:05 PM EDT | Special Weather Statement | MFL | Palm Beach | 25 min |
| Jun 15, 2:41 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 34 min |
| Jun 15, 2:44 PM EDT | Special Marine Warning | MFL | 61 min | |
| Jun 15, 3:01 PM EDT | Special Weather Statement | MFL | Broward | 29 min |
| Jun 15, 3:14 PM EDT | Severe Thunderstorm Warning | MFL | Broward | 31 min |
| Jun 15, 3:33 PM EDT | Special Weather Statement | MFL | Palm Beach | 27 min |
| Jun 15, 3:37 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 23 min |
| Jun 15, 3:42 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 33 min |
| Jun 15, 3:48 PM EDT | Special Weather Statement | MFL | Broward | 27 min |
| Jun 15, 3:57 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 33 min |
| Jun 15, 3:59 PM EDT | Special Weather Statement | MFL | Glades | 46 min |
| Jun 15, 4:16 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 29 min |
| Jun 15, 4:18 PM EDT | Special Weather Statement | MFL | Miami-Dade | 42 min |
| Jun 15, 4:45 PM EDT | Special Weather Statement | MFL | Miami-Dade | 30 min |
| Jun 15, 4:54 PM EDT | Special Weather Statement | MFL | Glades | 51 min |
| Jun 15, 5:08 PM EDT | Special Weather Statement | MFL | Miami-Dade | 37 min |
| Jun 15, 5:18 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade, Monroe | 27 min |
| Jun 15, 5:19 PM EDT | Severe Thunderstorm Warning | MFL | Glades, Hendry | 26 min |
| Jun 15, 5:32 PM EDT | Severe Thunderstorm Warning | MFL | Hendry | 28 min |
| Jun 15, 5:42 PM EDT | Severe Thunderstorm Warning | MFL | Glades, Hendry | 26 min |
| Jun 15, 5:57 PM EDT | Severe Thunderstorm Warning | MFL | Collier, Hendry | 63 min |
| Jun 15, 6:21 PM EDT | Severe Thunderstorm Warning | MFL | Collier, Hendry | 54 min |
| Jun 15, 7:14 PM EDT | Severe Thunderstorm Warning | MFL | Collier, Miami-Dade | 31 min |
| Jun 15, 7:17 PM EDT | Special Weather Statement | MFL | Collier | 28 min |
| Jun 15, 7:24 PM EDT | Severe Thunderstorm Warning | MFL | Collier | 36 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.