Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 26, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at May 15, 2012, 5:33 PM EDT for Palm Beach County, Florida. It was in force for 42 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
- May 15, 2012, 5:33 PM EDT (21:33 UTC)
- Expired
- May 15, 2012, 6:15 PM EDT
- In force
- 42 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
County Palm Beach County, FL
The radar
The Miami radar (KAMX), 109 km from the middle of the area, began a volume at 21:35 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, 9.6 hours before the alert went out and 86 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
- 1962 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 616 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
945 WUUS52 KMFL 152133 SVRMFL FLC099-152215- /O.NEW.KMFL.SV.W.0026.120515T2133Z-120515T2215Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 533 PM EDT TUE MAY 15 2012 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL PALM BEACH COUNTY IN SOUTH FLORIDA. * UNTIL 615 PM EDT * AT 530 PM 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 17 MILES SOUTH OF LION COUNTRY SAFARI...AND MOVING NORTHEAST AT 20 MPH. * THE STORM WILL AFFECT... LION COUNTRY SAFARI... 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. && LAT...LON 2676 8034 2657 8015 2638 8045 2647 8055 TIME...MOT...LOC 2133Z 223DEG 22KT 2649 8042 $$ MJB
1 follow-up statement
709 WWUS52 KMFL 152150 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 550 PM EDT TUE MAY 15 2012 FLC099-152215- /O.CON.KMFL.SV.W.0026.000000T0000Z-120515T2215Z/ PALM BEACH FL- 550 PM EDT TUE MAY 15 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT FOR CENTRAL PALM BEACH COUNTY... AT 549 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 10 MILES WEST OF ABERDEEN GOLF COURSE...MOVING NORTHEAST AT 25 MPH. SEVERE THUNDERSTORMS CAN PRODUCE VERY STRONG WINDS IN EXCESS OF 58 MPH...LARGE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAINFALL. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. LAT...LON 2676 8034 2657 8015 2638 8045 2647 8055 TIME...MOT...LOC 2150Z 231DEG 21KT 2655 8033 $$ MJB
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 2:56 PM EDT | Special Weather Statement | MFL | Martin | 34 min |
| May 15, 3:05 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 40 min |
| May 15, 3:06 PM EDT | Special Weather Statement | MFL | Glades | 24 min |
| May 15, 3:09 PM EDT | Severe Thunderstorm Warning | MFL | Glades | 36 min |
| May 15, 3:30 PM EDT | Special Weather Statement | MFL | Hendry | 30 min |
| May 15, 3:38 PM EDT | Special Weather Statement | MFL | Hendry | 52 min |
| May 15, 3:44 PM EDT | Special Weather Statement | MFL | Martin | 46 min |
| May 15, 3:53 PM EDT | Special Weather Statement | MFL | Monroe | 37 min |
| May 15, 4:19 PM EDT | Special Weather Statement | MFL | Hendry | 26 min |
| May 15, 4:24 PM EDT | Special Weather Statement | MFL | Palm Beach | 36 min |
| May 15, 4:37 PM EDT | Special Weather Statement | MFL | Hendry | 23 min |
| May 15, 4:45 PM EDT | Special Weather Statement | MFL | Hendry | 30 min |
| May 15, 4:54 PM EDT | Special Weather Statement | MFL | Palm Beach | 51 min |
| May 15, 4:58 PM EDT | Special Weather Statement | MFL | Broward | 47 min |
| May 15, 5:03 PM EDT | Special Weather Statement | MFL | Broward | 42 min |
| May 15, 5:06 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 24 min |
| May 15, 5:15 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 43 min |
| May 15, 5:53 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 24 min |
| May 15, 6:00 PM EDT | Special Marine Warning | MFL | 45 min | |
| May 15, 6:05 PM EDT | Areal Flood Advisory | MFL | Palm Beach | 115 min |
| May 15, 6:38 PM EDT | Special Marine Warning | MFL | 52 min | |
| May 15, 7:30 PM EDT | Special Marine Warning | MFL | 60 min | |
| May 15, 7:30 PM EDT | Special Marine Warning | MFL | 60 min | |
| May 15, 7:53 PM EDT | Special Weather Statement | MFL | Broward | 52 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.