Alert archive / Florida / Special Weather Statements in 2012
Special Weather Statement, NWS Miami, FL
NWS Miami, FL issued this special weather statement at Oct 25, 2012, 5:34 PM EDT for Broward County, Florida. It was in force for 41 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
- Oct 25, 2012, 5:34 PM EDT (21:34 UTC)
- Expired
- Oct 25, 2012, 6:15 PM EDT
- In force
- 41 min
- Issued by
- NWS Miami, FL
County Broward County, FL
The radar
The Miami radar (KAMX), 61 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 35 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
- 558 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 717 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- -24 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
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 Oct 25, 2:07 PM EDT, 3 hours 27 minutes earlier.
Area forecast discussion, Oct 25, 2:07 PM EDT, 3 hours 27 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MIAMI FL
207 PM EDT THU OCT 25 2012
.DISCUSSION...HURRICANE SANDY WILL BE THE MAIN WEATHER MAKER
THROUGH FRIDAY EVENING WITH CONDITIONS GRADUALLY IMPROVING OVER
THE WEEKEND. A TROUGH OF LOW PRESSURE EXTENDS TO THE NORTHWEST OF
SANDY ACROSS THE FLORIDA KEYS AND THIS HAS ENHANCED SOME OF THE
OUTER BANDS AS THEY ROTATE ACROSS SOUTH FLORIDA. SANDY WILL
CONTINUE TO MOVE IN A NORTH DIRECTION ACROSS THE BAHAMAS TONIGHT
WITH THE TROUGH AXIS REMAINING ACROSS THE STRAITS OF FLORIDA TO
THE FLORIDA KEYS. THE MAIN CONCERN WILL FROM THIS FEATURE WILL HOW
IT INTERACTS WITH THE TROPICAL SYSTEM AND THE DIURNAL CYCLE OF
ENHANCED CONVECTION OVERNIGHT ACROSS THE GULF STREAM. THE RAPID
REFRESH DOES INDICATE SOME OF THIS ACTIVITY INTENSIFYING AROUND
MIDNIGHT BUT REMAINING OFFSHORE OF THE SOUTHEAST COAST AND THIS
TREND WILL NEED TO BARE WATCHING. BUT FOR NOW, WILL CONTINUE TO
SHOW THE INCREASED CHANCES FOR RAIN ALONG THE EAST COAST FOR
TONIGHT INTO FRIDAY AND FOREGO ANY MENTION OF HEAVY RAINFALL AT
THIS TIME. BY LATE FRIDAY INTO EARLY SATURDAY, A POWERFUL MID
LEVEL TROUGH WILL BEGIN TO DEEPEN ACROSS CENTRAL NORTH AMERICA AND
THIS WILL ACCELERATE SANDY TO THE NORTH AND NORTHEAST AWAY FROM
SOUTH FLORIDA WITH A STRONG DRYING TREND AS A DEEP NORTH TO
NORTHWEST FLOW DEVELOPS.
AS THE WIND DOES BEGIN TO BACK AROUND FROM THE NORTHEAST TO A NORTH
DIRECTION AND OF COURSE AT A STRONG WIND SPEED UNTIL THEY BEGIN TO
SUBSIDE, THERE WILL BE AN INCREASING THREAT FOR HIGH SURF ALONG THE
COASTS OF PALM BEACH AND BROWARD COUNTIES. THIS THREAT WILL ALSO
BEGIN TO SUBSIDE LATE IN THE WEEKEND AS THE WIND AND SEAS DIMINISH.
BY EARLY NEXT WEEK, A BIG CHANGE IN THE WEATHER PATTERN WILL BE
DEVELOPING. THE MID LEVEL TROUGH WILL CONTINUE TO DEEPEN OVER THE
CENTRAL AND EASTERN U.S. WHICH WILL BRING IN MUCH DRIER AND COOLER
AIR TO SOUTH FLORIDA WITH THE COOLEST AIR OF THE SEASON THUS FAR FOR
TUESDAY AND WEDNESDAY. IN FACT, TEMPERATURES TUESDAY AND WEDNESDAY
MORNING COULD RANGE FROM AROUND 50 ALONG THE WEST PORTION OF LAKE
OKEECHOBEE AND THE 50S ELSEWHERE EXCEPT LOWER 60S ALONG THE
SOUTHEAST COAST.
&&
.MARINE...HURRICANE SANDY IS FORECAST TO LIFT NORTH THROUGH
TONIGHT AND INTO THE BAHAMA ISLANDS ON FRIDAY...BEFORE MOVING AWAY
FROM SOUTH FLORIDA THIS WEEKEND. WINDS AND SEAS WILL CONTINUE TO
INCREASE INTO TONIGHT AND PEAK SOMETIME ON FRIDAY...BEFORE
STEADILY SUBSIDE THROUGH THE WEEKEND. WINDS WILL SHIFT TO THE
NORTH TONIGHT AND TO THE NORTHWEST FRIDAY THROUGH THE WEEKEND. THIS
WILL ALLOW FOR ROUGH SEAS TO CONTINUE INTO FRIDAY AND FRIDAY
NIGHT. THE SEAS WILL THEN SLOWLY DECREASE OVER THE WEEKEND. FOR
MORE INFORMATION ON THE WINDS AND SEAS...PLEASE REFER OUR LOCAL
HURRICANE STATEMENT.
&&
.FIRE WEATHER...ABUNDANT TROPICAL MOISTURE WILL CONTINUE ACROSS
THE REGION THROUGH FRIDAY. DRIER AIR WILL ARRIVE ON SATURDAY AS
HURRICANE SANDY LIFTS TO THE NORTHEAST AND SURFACE WIND SHIFTS TO
THE NORTHWEST. HOWEVER, RELATIVE HUMIDITY WILL REMAIN ABOVE
CRITICAL THRESHOLDS.
&&
.PRELIMINARY POINT TEMPS/POPS...
WEST PALM BEACH 76 83 73 81 / 60 60 50 10
FORT LAUDERDALE 75 83 72 81 / 60 60 30 10
MIAMI 75 82 72 82 / 60 60 30 10
NAPLES 73 84 71 83 / 40 40 20 -
&&
.MFL WATCHES/WARNINGS/ADVISORIES...
FL...WIND ADVISORY UNTIL 8 PM EDT FRIDAY FOR FAR SOUTH MIAMI DADE-
METRO BROWARD-METRO MIAMI DADE-METRO PALM BEACH.
TROPICAL STORM WARNING FOR COASTAL BROWARD-COASTAL MIAMI DADE-
COASTAL PALM BEACH.
AM...TROPICAL STORM WARNING FOR BISCAYNE BAY-COASTAL WATERS FROM
DEERFIELD BEACH TO OCEAN REEF, FL OUT 20 NM-COASTAL WATERS
FROM JUPITER INLET TO DEERFIELD BEACH, FL OUT 20 NM-LAKE
OKEECHOBEE-WATERS FROM DEERFIELD BEACH TO OCEAN REEF, FL
EXTENDING FROM 20 NM TO THE TERRITORIAL WATERS OF THE
BAHAMAS-WATERS FROM JUPITER INLET TO DEERFIELD BEACH, FL
EXTENDING FROM 20 NM TO 60 NM.
GM...SMALL CRAFT ADVISORY UNTIL 8 PM EDT SATURDAY FOR 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.
&&
DISCUSSION/MARINE/FIRE...30/KOB
AVIATION/RADAR...71/JEHazardous weather outlook, Oct 25, 1:44 PM EDT, 3 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA NATIONAL WEATHER SERVICE MIAMI FL 144 PM EDT THU OCT 25 2012 AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676- 260845- 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- 144 PM EDT THU OCT 25 2012 ...TROPICAL STORM WARNING COASTAL AREAS SOUTHEAST FLORIDA AND LAKE OKEECHOBEE... ...GUSTY WINDS EAST COAST METRO AREAS... ...HIGH RISK RIP CURRENTS ATLANTIC BEACHES... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA. .DAY ONE...THIS AFTERNOON AND TONIGHT THUNDERSTORMS: FAST MOVING SHOWERS AND ISOLATED TO SCATTERED THUNDERSTORMS WILL OCCUR ACROSS THE EAST COAST METRO AREAS AS WELL AS THE ATLANTIC WATERS ESPECIALLY THIS AFTERNOON INTO TONIGHT. FOR MORE INFORMATION REGARDING THE LOCAL IMPACTS ON SOUTH FLORIDA FROM HURRICANE SANDY...PLEASE REFER TO OUR HURRICANE LOCAL STATEMENTS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY FOR MORE INFORMATION REGARDING THE LOCAL IMPACTS ON SOUTH FLORIDA FROM HURRICANE SANDY...PLEASE REFER TO OUR HURRICANE LOCAL STATEMENTS. STRONG RIP CURRENTS WILL OCCUR ALONG THE ATLANTIC COAST THROUGH THE WEEKEND, ALONG WITH POSSIBLE RIP CURRENTS AT THE GULF BEACHES AS WELL. THERE COULD ALSO BE HIGH SURF ISSUES ALONG THE EAST COAST BEACHES OF SOUTH FLORIDA THIS WEEKEND. LOW TEMPERATURES AROUND LAKE OKEECHOBEE COULD FALL INTO THE 40S EARLY NEXT WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED FOR THE EAST COAST METRO AREAS THROUGH TONIGHT. FOR MORE INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN MIAMI WEBSITE AT WWW.WEATHER.GOV/MIAMI.
In the hours before
Local storm report, Oct 25, 4:26 PM EDT, 1 hour 8 minutes before
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</html>Local storm report, Oct 25, 4:45 PM EDT, 49 minutes before
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</html>Special weather statement, Oct 25, 4:58 PM EDT, 36 minutes before
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</html>Special weather statement, Oct 25, 5:15 PM EDT, 19 minutes before
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</html>Local storm report, Oct 25, 5:21 PM EDT, 13 minutes before
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</html>Special weather statement, Oct 25, 5:34 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 25, 5:00 AM EDT | Wind Advisory | MFL | Broward, Collier, Glades, Hendry, Miami-Dade, Monroe and 1 more | 62 hr |
| Oct 25, 4:17 PM EDT | Special Weather Statement | MFL | Miami-Dade | 43 min |
| Oct 25, 4:58 PM EDT | Special Weather Statement | MFL | Miami-Dade | 47 min |
| Oct 25, 5:15 PM EDT | Special Weather Statement | MFL | Miami-Dade | 45 min |
| Oct 25, 7:29 PM EDT | Special Weather Statement | MFL | Broward | 46 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.