Alert archive / Florida / Special Weather Statements in 2012
Special Weather Statement, NWS Miami, FL
NWS Miami, FL issued this special weather statement at Jul 31, 2012, 7:15 PM EDT for Palm Beach County, Florida. It was in force for 45 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
- Jul 31, 2012, 7:15 PM EDT (23:15 UTC)
- Expired
- Jul 31, 2012, 8:00 PM EDT
- In force
- 45 min
- Issued by
- NWS Miami, FL
County Palm Beach County, FL
The radar
The Miami radar (KAMX), 127 km from the middle of the area, began a volume at 23:15 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 (KMIA), launched 12:00Z, 11.3 hours before the alert went out and 108 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
- 1762 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 748 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Miami, FL wrote its last area forecast discussion before this special weather statement went out at Jul 31, 5:04 PM EDT, 2 hours 11 minutes earlier.
Area forecast discussion, Jul 31, 5:04 PM EDT, 2 hours 11 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MIAMI FL 504 PM EDT TUE JUL 31 2012 .UPDATE...MADE SOME ADJUSTMENTS TO THE POP FORECAST THROUGH 00Z TO ACCOUNT FOR THE CURRENT ACTIVITY AND LATEST TRENDS. OTHERWISE, NO SIGNIFICANT CHANGES. && .PREV DISCUSSION... /ISSUED 226 PM EDT TUE JUL 31 2012/ SHORT TERM...TONIGHT THROUGH FRIDAY...AN UPPER LEVEL LOW OVER EXTREME WESTERN CUBA WILL CONTINUE TO SLOWLY MOVE SOUTHWEST LESSENING ITS INFLUENCE OVER THE LOCAL AREA. THIS WILL LEAD TO A DECREASE IN SHWR/TSTMS ACTIVITY BOTH WEDNESDAY AND THURSDAY. HOWEVER...ENOUGH AVAILABLE MOISTURE WILL BE PRESENT TO RESULT IN AFTERNOON SCT CONVECTION AS LOCAL BREEZES AND DIURNAL HEATING COMBINE. A MID LATITUDE TROUGH DIGGING SOUTH ACROSS THE ERN HALF OF THE COUNTRY WILL RESULT IN WINDS ALOFT BECOMING MORE WEST TO SOUTHWEST. THIS FLOW WILL ACT TO STEER ANY CONVECTIVE ACTIVITY MORE TOWARD THE ERN INTERIOR AND EAST COAST DURING THIS PERIOD. LONG TERM...SATURDAY THROUGH MONDAY...AN ACTIVE TROPICAL WAVE CURRENTLY LOCATED OVER THE CENTRAL CARIBBEAN SHOULD BEGIN TO APPROACH THE LOCAL AREA EARLY SATURDAY LEADING TO AN INCREASE IN SHOWERS/TSTMS CONTINUING THROUGH MONDAY AS THE AXIS MOVES WEST OF THE PENINSULA. MARINE...MOSTLY PLEASANT BOATING CONDITIONS SHOULD BE EXPECTED THROUGH THE END OF THE WEEK WITH SEAS AOB 3 FEET AND WINDS AOB 15 KTS. WINDS AND SEAS MAY INCREASE SLIGHTLY DURING THE WEEKEND AS THE WAVE MOVES WEST OF THE AREA. FIRE WEATHER...NO CONCERNS AT THIS TIME. && .PRELIMINARY POINT TEMPS/POPS... WEST PALM BEACH 76 91 77 89 / 10 10 10 20 FORT LAUDERDALE 79 91 78 89 / 10 10 10 20 MIAMI 78 91 79 90 / 10 10 10 20 NAPLES 76 92 76 90 / 10 10 10 20 && .MFL WATCHES/WARNINGS/ADVISORIES... FL...NONE. AM...NONE. GM...NONE. && UPDATE...14/MJB
Hazardous weather outlook, Jul 31, 4:46 PM EDT, 2 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA NATIONAL WEATHER SERVICE MIAMI FL 446 PM EDT TUE JUL 31 2012 AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676- 011030- LAKE OKEECHOBEE-BISCAYNE BAY- COASTAL WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL OUT 20 NM- COASTAL WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL OUT 20 NM- WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL EXTENDING FROM 20 NM TO 60 NM- WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL EXTENDING FROM 20 NM TO THE TERRITORIAL WATERS OF THE BAHAMAS-GLADES-HENDRY- INLAND PALM BEACH-METRO PALM BEACH-COASTAL COLLIER-INLAND COLLIER- INLAND BROWARD-METRO BROWARD-INLAND MIAMI DADE-METRO MIAMI DADE- MAINLAND MONROE-COASTAL PALM BEACH-COASTAL BROWARD- COASTAL MIAMI DADE-FAR SOUTH MIAMI DADE- COASTAL WATERS FROM CHOKOLOSKEE TO BONITA BEACH, FL OUT 20 NM- COASTAL WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE, FL OUT 20 NM- GULF WATERS FROM CHOKOLOSKEE TO BONITA BEACH, FL EXTENDING FROM 20 TO 60 NM- 446 PM EDT TUE JUL 31 2012 ...STRONG THUNDERSTORMS POSSIBLE THROUGH EARLY EVENING... ...MINOR URBAN AND STREET FLOODING POSSIBLE... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA. .DAY ONE...TONIGHT THUNDERSTORMS: SCATTERED THUNDERSTORMS ARE EXPECTED THROUGH EARLY EVENING. THE PRIMARY THREATS FROM THE STRONGEST STORMS WILL BE FREQUENT LIGHTNING STRIKES ALONG WITH BRIEF HEAVY RAINFALL, GUSTY WINDS, AND SMALL HAIL. WIND: THE STRONGEST STORMS MAY PRODUCE WIND GUSTS UP TO 55 MPH. HAIL: HAIL TO THE SIZE OF PENNIES MAY OCCUR WITH A FEW OF THE STRONGEST THUNDERSTORMS THIS AFTERNOON AND THIS EVENING. FLOODING: MINOR URBAN AND STREET FLOODING MAY OCCUR THROUGH EARLY EVENING AS SLOW MOVING THUNDERSTORMS AFFECT PORTIONS OF THE EAST COAST METRO AREA. RAINFALL RATES OF 1 TO 2 INCHES PER HOUR ARE POSSIBLE. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY HEAT INDEX VALUES AROUND 105 DEGREES ARE POSSIBLE EACH DAY, ESPECIALLY ACROSS INTERIOR PORTIONS OF THE REGION DURING THE AFTERNOON HOURS. SCATTERED THUNDERSTORMS ARE POSSIBLE EACH DAY INTO THE UPCOMING WEEKEND. THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING FREQUENT LIGHTNING STRIKES AND GUSTY WINDS. .SPOTTER INFORMATION STATEMENT... WIDESPREAD SPOTTER ACTIVATION IS NOT ANTICIPATED, ALTHOUGH SPOTTERS ARE ENCOURAGED TO REPORT ANY STRONG THUNDERSTORMS OR FLOODING TO THE NATIONAL WEATHER SERVICE IN MIAMI. FOR MORE INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN MIAMI WEBSITE AT WWW.WEATHER.GOV/MIAMI.
In the hours before
Special weather statement, Jul 31, 3:22 PM EDT, 3 hours 53 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 322 PM EDT TUE JUL 31 2012 FLZ071>074-173-312000- COASTAL MIAMI DADE COUNTY FL INLAND BROWARD COUNTY FL INLAND MIAMI-DADE COUNTY FL METRO BROWARD COUNTY FL METROPOLITAN MIAMI DADE FL 322 PM EDT TUE JUL 31 2012 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SIGNIFICANT WEATHER ADVISORY FOR... SOUTH CENTRAL BROWARD COUNTY NORTH CENTRAL MIAMI-DADE COUNTY * UNTIL 400 PM EDT * AT 317 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A STRONG THUNDERSTORM NEAR SWEETWATER...AND MOVING NORTH AT 10 MPH. * THE STORM WILL AFFECT... MIAMI INTERNATIONAL A/P... MIAMI SPRINGS... DORAL... HIALEAH... MEDLEY... PENNSUCO... AND SURROUNDING COMMUNITIES. FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55 MPH...UP TO NICKEL-SIZED HAIL...TORRENTIAL DOWNPOURS...OR A COMBINATION OF THESE ARE POSSIBLE. LIGHTNING IS THE NUMBER ONE WEATHER RELATED KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. THESE WINDS CAN DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE STORM PASSES. LAT...LON 2607 8052 2605 8022 2568 8029 2569 8051 TIME...MOT...LOC 1922Z 182DEG 10KT 2579 8040 10
Special weather statement, Jul 31, 3:59 PM EDT, 3 hours 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 359 PM EDT TUE JUL 31 2012 FLZ071>074-312045- INLAND BROWARD COUNTY FL INLAND MIAMI-DADE COUNTY FL METRO BROWARD COUNTY FL METROPOLITAN MIAMI DADE FL 359 PM EDT TUE JUL 31 2012 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * SIGNIFICANT WEATHER ADVISORY FOR... SOUTH CENTRAL BROWARD COUNTY NORTH CENTRAL MIAMI-DADE COUNTY * UNTIL 445 PM EDT * AT 356 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A STRONG THUNDERSTORM NEAR KENDALE LAKES...AND MOVING NORTH AT 10 MPH. * THE STORM WILL AFFECT... SWEETWATER... MICCOSUKEE RESORT... MIAMI SPRINGS... DORAL... HIALEAH... MEDLEY... AND SURROUNDING COMMUNITIES. FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55 MPH...UP TO NICKEL-SIZED HAIL...TORRENTIAL DOWNPOURS...OR A COMBINATION OF THESE ARE POSSIBLE. LIGHTNING IS THE NUMBER ONE WEATHER RELATED KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. THESE WINDS CAN DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE STORM PASSES. LAT...LON 2594 8056 2601 8025 2568 8032 2564 8051 TIME...MOT...LOC 1959Z 175DEG 10KT 2576 8042 10
Special weather statement, Jul 31, 4:45 PM EDT, 2 hours 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
445 PM EDT TUE JUL 31 2012
FLZ073-074-173-312115-
COASTAL MIAMI DADE COUNTY FL INLAND MIAMI-DADE COUNTY FL METROPOLITAN
MIAMI DADE FL
445 PM EDT TUE JUL 31 2012
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
* SIGNIFICANT WEATHER ADVISORY FOR...
CENTRAL MIAMI-DADE COUNTY
* UNTIL 515 PM EDT
* AT 443 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 429 MILES SOUTHEAST OF WINDLEY KEY...AND MOVING
NORTHEAST AT 20 MPH.
FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55 MPH...UP
TO NICKEL-SIZED HAIL...TORRENTIAL DOWNPOURS...OR A COMBINATION OF
THESE ARE POSSIBLE. LIGHTNING IS THE NUMBER ONE WEATHER RELATED
KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. THESE
WINDS CAN DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE
STORM PASSES.
LAT...LON 2572 8016 2573 8017 2574 8017 2574 8020
2572 8024 2569 8024 2555 8054 2562 8062
2592 8035 2573 8015
TIME...MOT...LOC 2045Z 230DEG 16KT 2039 7601
10Special weather statement, Jul 31, 4:51 PM EDT, 2 hours 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
451 PM EDT TUE JUL 31 2012
FLZ073-074-173-312115-
COASTAL MIAMI DADE COUNTY FL INLAND MIAMI-DADE COUNTY FL METROPOLITAN
MIAMI DADE FL
451 PM EDT TUE JUL 31 2012
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
* SIGNIFICANT WEATHER ADVISORY FOR...
CENTRAL MIAMI-DADE COUNTY
* UNTIL 515 PM EDT
* AT 443 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM STRETCHING FROM WEST KENDALL TO THE
REDLANDS...AND MOVING NORTHEAST AT 20 MPH.
FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55 MPH...UP
TO NICKEL-SIZED HAIL...TORRENTIAL DOWNPOURS...OR A COMBINATION OF
THESE ARE POSSIBLE. LIGHTNING IS THE NUMBER ONE WEATHER RELATED
KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. THESE
WINDS CAN DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE
STORM PASSES.
LAT...LON 2572 8016 2573 8017 2574 8017 2574 8020
2572 8024 2569 8024 2555 8054 2562 8062
2592 8035 2573 8015
TIME...MOT...LOC 2045Z 230DEG 16KT 2039 7601
10Special weather statement, Jul 31, 5:31 PM EDT, 1 hour 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
531 PM EDT TUE JUL 31 2012
FLZ063-312215-
GLADES FL
531 PM EDT TUE JUL 31 2012
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
* SIGNIFICANT WEATHER ADVISORY FOR...
EASTERN GLADES COUNTY
* UNTIL 615 PM EDT
* AT 527 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 6 MILES EAST OF PALMDALE...AND MOVING NORTHEAST
AT 10 MPH.
* THE STORM WILL AFFECT...
LAKEPORT...
AND SURROUNDING COMMUNITIES.
FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55 MPH...UP
TO NICKEL-SIZED HAIL...TORRENTIAL DOWNPOURS...OR A COMBINATION OF
THESE ARE POSSIBLE. LIGHTNING IS THE NUMBER ONE WEATHER RELATED
KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. THESE
WINDS CAN DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE
STORM PASSES.
LAT...LON 2717 8090 2717 8088 2703 8096 2705 8098
2698 8108 2692 8107 2693 8110 2689 8111
2686 8108 2681 8111 2685 8133 2704 8130
2704 8127 2712 8127 2713 8117 2721 8117
2722 8095
TIME...MOT...LOC 2130Z 203DEG 9KT 2692 8121
10Special weather statement, Jul 31, 7:15 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
715 PM EDT TUE JUL 31 2012
FLZ067-010000-
INLAND PALM BEACH COUNTY FL
715 PM EDT TUE JUL 31 2012
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
* SIGNIFICANT WEATHER ADVISORY FOR...
WESTERN PALM BEACH COUNTY
* UNTIL 800 PM EDT
* AT 711 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM NEAR OKEELANTA...AND MOVING NORTH AT 20 MPH.
* THE STORM WILL AFFECT...
OKEELANTA...
SOUTH BAY...
BELLE GLADE...
PAHOKEE...
AND SURROUNDING COMMUNITIES.
FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 45 TO 55 MPH...UP
TO NICKEL-SIZED HAIL...TORRENTIAL DOWNPOURS...OR A COMBINATION OF
THESE ARE POSSIBLE. LIGHTNING IS THE NUMBER ONE WEATHER RELATED
KILLER IN FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. THESE
WINDS CAN DOWN SMALL TREE LIMBS AND BRANCHES...AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE BUILDING UNTIL THE
STORM PASSES.
LAT...LON 2682 8047 2645 8060 2650 8081 2671 8078
2671 8076 2669 8075 2670 8073 2677 8075
2678 8073 2675 8071 2676 8069 2681 8070
2685 8065
TIME...MOT...LOC 2314Z 191DEG 19KT 2658 8069
10The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 3:22 PM EDT | Special Weather Statement | MFL | Miami-Dade | 38 min |
| Jul 31, 3:59 PM EDT | Special Weather Statement | MFL | Miami-Dade | 46 min |
| Jul 31, 4:36 PM EDT | Areal Flood Advisory | MFL | Miami-Dade | 101 min |
| Jul 31, 4:45 PM EDT | Special Weather Statement | MFL | Miami-Dade | 30 min |
| Jul 31, 4:51 PM EDT | Special Weather Statement | MFL | Miami-Dade | 24 min |
| Jul 31, 5:31 PM EDT | Special Weather Statement | MFL | Glades | 44 min |
| Jul 31, 6:13 PM EDT | Severe Thunderstorm Warning | MFL | Glades | 47 min |
| Jul 31, 6:39 PM EDT | Special Marine Warning | MFL | 66 min | |
| Jul 31, 7:26 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 49 min |
| Jul 31, 7:45 PM EDT | Special Marine Warning | MFL | 60 min |
Nearby
Special Weather Statements in Florida, 2012Every special weather statement 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.