Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 55, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at May 29, 2012, 2:41 PM EDT for Palm Beach County, Florida. It was in force for 49 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 29, 2012, 2:41 PM EDT (18:41 UTC)
- Expired
- May 29, 2012, 3:30 PM EDT
- In force
- 49 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
County Palm Beach County, FL
The radar
The Miami radar (KAMX), 116 km from the middle of the area, began a volume at 18:44 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 92 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
- 1097 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 866 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
488 WUUS52 KMFL 291841 SVRMFL FLC099-291930- /O.NEW.KMFL.SV.W.0055.120529T1841Z-120529T1930Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 241 PM EDT TUE MAY 29 2012 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN PALM BEACH COUNTY IN SOUTH FLORIDA. * UNTIL 330 PM EDT * AT 239 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 8 MILES NORTHWEST OF LOXAHATCHEE NATIONAL WILDLIFE REFUGE...AND MOVING NORTHEAST AT 15 TO 20 MPH. * THE STORM WILL AFFECT... LOXAHATCHEE NATIONAL WILDLIFE REFUGE... LION COUNTRY SAFARI... WELLINGTON... ROYAL PALM BEACH... GREENACRES CITY... GOLDEN LAKES... 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. FREQUENT LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. IF OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES AND AVOID WATER. MOVE INDOORS OR INSIDE A VEHICLE IF POSSIBLE. AVOID USING THE TELEPHONE UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES. 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. 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. && LAT...LON 2683 8025 2655 8005 2643 8042 2660 8049 TIME...MOT...LOC 1840Z 236DEG 16KT 2656 8033 $$ BAXTER
3 follow-up statements
448 WWUS52 KMFL 291859 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 259 PM EDT TUE MAY 29 2012 FLC099-291930- /O.CON.KMFL.SV.W.0055.000000T0000Z-120529T1930Z/ PALM BEACH FL- 259 PM EDT TUE MAY 29 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR CENTRAL PALM BEACH COUNTY... AT 257 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR WELLINGTON...MOVING NORTHEAST AT 15 TO 20 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... WELLINGTON... ROYAL PALM BEACH... THE ACREAGE... GOLDEN LAKES... AND SURROUNDING COMMUNITIES. SEVERE THUNDERSTORMS CAN ALSO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN AN INTERIOR ROOM IN THE LOWEST FLOOR OF YOUR HOUSE OR BUSINESS IF A TORNADO IS SPOTTED. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS INJURY AND SIGNIFICANT DAMAGE TO PROPERTY. REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI. LAT...LON 2683 8025 2659 8008 2654 8033 2664 8042 TIME...MOT...LOC 1859Z 238DEG 11KT 2666 8025 $$ BAXTER
306 WWUS52 KMFL 291912 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 312 PM EDT TUE MAY 29 2012 FLC099-291930- /O.CON.KMFL.SV.W.0055.000000T0000Z-120529T1930Z/ PALM BEACH FL- 312 PM EDT TUE MAY 29 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR EAST CENTRAL PALM BEACH COUNTY... AT 307 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR FLORIDA GARDENS... MOVING NORTHEAST AT 20 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... FLORIDA GARDENS... GREENACRES CITY... GOLDEN LAKES... AND SURROUNDING COMMUNITIES. 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. IN ADDITION TO DAMAGING WINDS...NEARLY CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. 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. LAT...LON 2677 8022 2659 8008 2655 8028 2660 8029 TIME...MOT...LOC 1912Z 223DEG 22KT 2663 8017 $$ BAXTER
946 WWUS52 KMFL 291922 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 322 PM EDT TUE MAY 29 2012 FLC099-291931- /O.EXP.KMFL.SV.W.0055.000000T0000Z-120529T1930Z/ PALM BEACH FL- 322 PM EDT TUE MAY 29 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL PALM BEACH COUNTY WILL EXPIRE AT 330 PM EDT... THE THUNDERSTORMS THAT PROMPTED THE WARNING HAVE WEAKEN BELOW SEVERE LIMITS. THEREFORE...THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE AT 330 PM EDT. THUNDERSTORMS WILL REMAIN IN THE AREA WHICH CAN STILL PRODUCE FREQUENT LIGHTNING...GUSTY WINDS TO 40 MPH...VERY HEAVY RAINFALL AND SMALL HAIL. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR THE LATEST UPDATES. LAT...LON 2677 8022 2659 8008 2655 8028 2660 8029 TIME...MOT...LOC 1921Z 223DEG 22KT 2667 8013 $$ BAXTER
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 12:41 PM EDT | Special Weather Statement | MFL | Miami-Dade | 64 min |
| May 29, 1:21 PM EDT | Special Weather Statement | MFL | Miami-Dade | 24 min |
| May 29, 1:28 PM EDT | Special Marine Warning | MFL | 53 min | |
| May 29, 1:44 PM EDT | Special Weather Statement | MFL | Broward | 61 min |
| May 29, 2:28 PM EDT | Special Weather Statement | MFL | Palm Beach | 62 min |
| May 29, 2:46 PM EDT | Special Marine Warning | MFL | 89 min | |
| May 29, 3:27 PM EDT | Special Weather Statement | MFL | Palm Beach | 33 min |
| May 29, 4:57 PM EDT | Special Weather Statement | MFL | Miami-Dade | 33 min |
| May 29, 5:35 PM EDT | Special Marine Warning | MFL | 55 min | |
| May 29, 5:42 PM EDT | Areal Flood Advisory | MFL | Miami-Dade | 66 min |
| May 29, 5:59 PM EDT | Special Weather Statement | MFL | Broward | 31 min |
| May 29, 6:23 PM EDT | Special Marine Warning | MFL | 67 min | |
| May 29, 6:28 PM EDT | Severe Thunderstorm Warning | MFL | Broward | 31 min |
| May 29, 6:35 PM EDT | Special Marine Warning | MFL | 38 min | |
| May 29, 6:43 PM EDT | Special Weather Statement | MFL | Palm Beach | 47 min |
| May 29, 7:10 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Palm Beach | 35 min |
| May 29, 7:20 PM EDT | Special Marine Warning | MFL | 33 min | |
| May 29, 7:39 PM EDT | Special Weather Statement | MFL | Palm Beach | 51 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.