Alert archive / Florida / Special Weather Statements in 2012
Special Weather Statement, NWS Miami, FL
NWS Miami, FL issued this special weather statement at Dec 11, 2012, 12:02 AM EST for Collier County, Florida. It was in force for 43 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
- Dec 11, 2012, 12:02 AM EST (05:02 UTC)
- Expired
- Dec 11, 2012, 12:45 AM EST
- In force
- 43 min
- Issued by
- NWS Miami, FL
County Collier County, FL
The radar
The Miami radar (KAMX), 102 km from the middle of the area, began a volume at 05:03 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 00:00Z, 5.0 hours before the alert went out and 110 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
- 2247 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 560 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 4.0
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 Dec 10, 10:47 PM EST, 1 hour 15 minutes earlier.
Area forecast discussion, Dec 10, 10:47 PM EST, 1 hour 15 minutes before
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</html>Hazardous weather outlook, Dec 10, 10:42 PM EST, 1 hour 20 minutes before
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA...CORRECTED NATIONAL WEATHER SERVICE MIAMI FL 1042 PM EST MON DEC 10 2012 AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676- 111900- 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- 1042 PM EST MON DEC 10 2012 ...ISOLATED THUNDERSTORMS OVER THE GULF WATERS TONIGHT... ...LOCALIZED URBAN FLOODING POSSIBLE COASTAL COLLIER COUNTY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA. .DAY ONE...TONIGHT THUNDERSTORMS: THERE WILL BE ISOLATED THUNDERSTORMS OVER THE GULF COASTAL WATERS TONIGHT WITH AN OCCASIONAL LIGHTNING STRIKE POSSIBLE ALONG WITH A BRIEF HEAVY DOWNPOUR. FLOODING: THERE COULD BE SOME LOCALLY HEAVY RAIN ALONG THE COLLIER COUNTY COAST ESPECIALLY BETWEEN NAPLES AND EVERGLADES CITY. THE MAIN IMPACT WILL BE PONDING OF WATER ALONG ROADWAYS WHERE DRAINAGE IS POOR. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY SHOWERS AND THUNDERSTORMS WILL REMAIN IN THE FORECAST ON TUESDAY AND WEDNESDAY AS A COLD FRONT APPROACHES FROM THE NORTHWEST. THE MAIN IMPACTS WILL BE LIGHTNING AND THE POTENTIAL FOR LOCALLY HEAVY RAINFALL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. FOR MORE INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN MIAMI WEBSITE AT WWW.WEATHER.GOV/MIAMI.
In the hours before
Special weather statement, Dec 11, 12:02 AM EST, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
1202 AM EST TUE DEC 11 2012
FLZ066-069-070-075-110545-
COASTAL COLLIER COUNTY FL HENDRY FL INLAND COLLIER COUNTY FL MAINLAND
MONROE FL
1202 AM EST TUE DEC 11 2012
...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR SOUTHERN HENDRY
COUNTY...CENTRAL COLLIER COUNTY...NORTHWESTERN MAINLAND MONROE
COUNTY...FOR FREQUENT TO EXCESSIVE LIGHTNING AND GUSTY WINDS OF 45 TO
55 MPH...
* UNTIL 1245 AM EST
* AT 1158 PM EST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES
SOUTH OF AVE MARIA TO 16 MILES SOUTHEAST OF CAPE ROMANO...AND
MOVING NORTHEAST AT 25 MPH.
* THE LINE OF STORMS WILL AFFECT...
PORT OF THE ISLANDS...
FAKAHATCHEE STRAND STATE PRESERVE...
SUNNILAND...
EVERGLADES CITY...
CARNESTOWN...
INTERSECTION ALLIGATOR ALLEY AND SR 839...
AND SURROUNDING COMMUNITIES.
THE PRIMARY IMPACTS WILL BE FREQUENT TO EXCESSIVE LIGHTNING AND GUSTY
WINDS OF 45 TO 55 MPH. 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 2626 8152 2641 8113 2564 8113 2563 8125
2568 8129 2573 8122 2576 8126 2579 8128
2580 8136 2582 8137 2586 8142 2586 8148
2588 8148 2588 8150 2583 8153 2589 8154
2589 8160
TIME...MOT...LOC 0502Z 234DEG 21KT 2623 8145 2566 8156
CWCThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 11:40 PM EST | Areal Flood Advisory | MFL | Collier | 2 hr |
| Dec 10, 11:45 PM EST | Special Marine Warning | MFL | 60 min | |
| Dec 11, 12:34 AM EST | Special Weather Statement | MFL | Collier | 41 min |
| Dec 11, 1:12 AM EST | Special Weather Statement | MFL | Monroe | 48 min |
| Dec 11, 1:31 AM EST | Severe Thunderstorm Warning | MFL | Broward, Collier, Miami-Dade, Monroe | 29 min |
| Dec 11, 1:47 AM EST | Severe Thunderstorm Warning | MFL | Broward, Collier, Miami-Dade, Monroe | 28 min |
| Dec 11, 1:59 AM EST | Special Weather Statement | MFL | Broward | 31 min |
| Dec 11, 2:09 AM EST | Special Weather Statement | MFL | Miami-Dade | 51 min |
| Dec 11, 3:12 AM EST | Special Weather Statement | MFL | Broward | 48 min |
| Dec 11, 3:47 AM EST | Special Marine Warning | MFL | 58 min | |
| Dec 11, 4:52 AM EST | Areal Flood Advisory | MFL | Collier | 113 min |
| Dec 11, 6:29 AM EST | Special Weather Statement | MFL | Hendry | 46 min |
| Dec 11, 8:53 AM EST | Areal Flood Advisory | MFL | Collier | 112 min |
| Dec 11, 9:13 AM EST | Special Marine Warning | MFL | 32 min | |
| Dec 11, 9:15 AM EST | Special Weather Statement | MFL | Collier | 45 min |
| Dec 11, 9:40 AM EST | Special Marine Warning | MFL | 95 min | |
| Dec 11, 10:06 AM EST | Special Weather Statement | MFL | Collier | 39 min |
| Dec 11, 6:08 PM EST | Areal Flood Advisory | MFL | Palm Beach | 112 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.