Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 77, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jun 14, 2012, 7:36 PM EDT for Hendry County, Palm Beach County, Florida. It was in force for 24 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, 7:36 PM EDT (23:36 UTC)
- Expired
- Jun 14, 2012, 8:00 PM EDT
- In force
- 24 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
Counties Hendry County, FL, Palm Beach County, FL
The radar
The Miami radar (KAMX), 112 km from the middle of the area, began a volume at 23:39 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 12:00Z, 11.6 hours before the alert went out and 96 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
- 1485 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 880 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
022 WUUS52 KMFL 142336 SVRMFL FLC051-099-150000- /O.NEW.KMFL.SV.W.0077.120614T2336Z-120615T0000Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 736 PM EDT THU JUN 14 2012 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WEST CENTRAL PALM BEACH COUNTY IN SOUTH FLORIDA. EAST CENTRAL HENDRY COUNTY IN SOUTH FLORIDA. * UNTIL 800 PM EDT * AT 734 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 10 MILES WEST OF OKEELANTA...AND MOVING EAST AT 15 MPH. * THE STORM WILL AFFECT... RURAL WESTERN PALM BEACH COUNTY 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 2663 8063 2639 8075 2650 8099 2667 8092 TIME...MOT...LOC 2336Z 283DEG 12KT 2655 8086 $$ GARCIA
1 follow-up statement
146 WWUS52 KMFL 142356 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 756 PM EDT THU JUN 14 2012 FLC051-099-150005- /O.EXP.KMFL.SV.W.0077.000000T0000Z-120615T0000Z/ HENDRY FL-PALM BEACH FL- 756 PM EDT THU JUN 14 2012 ...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL PALM BEACH AND EAST CENTRAL HENDRY COUNTIES WILL EXPIRE AT 800 PM EDT... NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE THUNDERSTORM HAS WEAKENED. THUS THE THUNDERSTORM WARNING WILL EXPIRE AT 800 PM EDT. HOWEVER...THUNDERSTORMS REMAIN IN THE AREA. FREQUENT LIGHTNING...GUSTY WINDS TO 55 MPH...VERY HEAVY RAINFALL AND SMALL HAIL ARE STILL POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR THE LATEST UPDATES. LAT...LON 2663 8063 2639 8075 2650 8099 2667 8092 TIME...MOT...LOC 2355Z 283DEG 12KT 2654 8079 $$ GARCIA
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 8:23 PM EDT | Special Weather Statement | MFL | Palm Beach | 37 min |
| Jun 13, 8:59 PM EDT | Special Weather Statement | MFL | Palm Beach | 46 min |
| Jun 13, 9:09 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 25 min |
| Jun 13, 9:28 PM EDT | Special Weather Statement | MFL | Palm Beach | 32 min |
| Jun 13, 9:55 PM EDT | Special Weather Statement | MFL | Broward | 35 min |
| Jun 13, 10:21 PM EDT | Special Weather Statement | MFL | Broward | 39 min |
| Jun 14, 5:48 PM EDT | Special Weather Statement | MFL | Glades | 27 min |
| Jun 14, 6:11 PM EDT | Special Weather Statement | MFL | Glades | 34 min |
| Jun 14, 6:15 PM EDT | Special Marine Warning | MFL | 60 min | |
| Jun 14, 6:46 PM EDT | Special Weather Statement | MFL | Glades | 29 min |
| Jun 14, 7:01 PM EDT | Special Weather Statement | MFL | Hendry | 29 min |
| Jun 14, 7:11 PM EDT | Special Marine Warning | MFL | 64 min | |
| Jun 14, 7:27 PM EDT | Special Weather Statement | MFL | Hendry | 48 min |
| Jun 14, 7:53 PM EDT | Special Weather Statement | MFL | Miami-Dade | 67 min |
| Jun 14, 7:58 PM EDT | Special Weather Statement | MFL | Broward | 32 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.