Alert archive / Florida / Coastal Flood Statements in 2012

Coastal Flood Statement 7, NWS Key West, FL

November 13, 2012Monroe County, Florida

NWS Key West, FL issued this coastal flood statement at Nov 13, 2012, 11:00 PM EST for Monroe County, Florida. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Nov 13, 2012, 11:00 PM EST (04:00 UTC)
Expired
Nov 14, 2012, 4:07 AM EST
In force
5 hr
Issued by
NWS Key West, FL

County Monroe County, FL

The radar

The Miami radar (KAMX), 51 km from the middle of the area, began a volume at 04:03 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, 4.0 hours before the alert went out and 69 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.

Skew-T log-pSkew-T log-p diagram, Miami, FL at 00:00Z on 2012-11-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 754 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2012-11-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -35 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
754 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
914 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
-35 m²/s²
0-3 km storm-relative helicity
-12 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

294 
WHUS42 KKEY 140400
CFWKEY

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE KEY WEST FL
1100 PM EST TUE NOV 13 2012

FLZ076>078-141400-
/O.NEW.KKEY.CF.S.0007.121114T0400Z-121114T1500Z/
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-
1100 PM EST TUE NOV 13 2012

...MINOR COASTAL FLOODING STILL POSSIBLE DURING HIGH TIDES OVERNIGHT
AND WEDNESDAY MORNING...

* COASTAL FLOODING...MINOR COASTAL FLOODING HAS BEEN REPORTED THIS
  EVENING IN LOW LYING AREAS MAINLY DUE TO HIGH TIDES REACHING NEAR
  ONE HALF FOOT ABOVE PROJECTED HIGH TIDES. FOR THE LOWER KEYS THE
  PROJECTED TIDES ARE NEAR 2.5 FEET...AND NEAR 2 FEET ALONG THE BAY
  SIDE THROUGH THE UPPER KEYS...WITH NEARLY ONE HALF FOOT ADDED IN
  THE OBSERVATIONS. THERE IS A POSSIBILITY FOR MINOR COASTAL FLOODING
  AROUND THE TIME OF HIGH TIDE THROUGH THE WEDNESDAY MORNING TIDES.
  LOCATIONS MOST AFFECTED MAY SEE UP TO ONE HALF FOOT OF WATER
  PONDING ALONG LOW LYING AREAS AND NEAR STORM DRAINS.

* TIMING...MINOR COASTAL FLOODING OF LOW-LYING AREAS WILL OCCUR WITH
  THE HIGHEST WATER LEVELS LIKELY OCCURRING AT THE TIME OF HIGH
  TIDE...BUT THE EXACT TIMING OF THE MINOR COASTAL FLOODING AT ANY
  POINT THROUGHOUT THE THE KEYS WILL DEPEND ON THE LOCATION.

* IMPACTS...THE PRIMARY HAZARD WILL BE MINOR STREET FLOODING IN THE
  LOWEST ELEVATION STREETS. SOME STORM DRAINS MAY OVERFLOW...AND SOME
  LOW LYING DOCKS AND SEAWALLS MAY BE OVER TOPPED AS WELL. FLOODING
  IS MOST LIKELY ON THE THE GULF AND BAY SIDES OF THE FLORIDA KEYS.

PLEASE REPORT OBSERVED COASTAL FLOODING TO YOUR FLORIDA KEYS
NATIONAL WEATHER SERVICE OFFICE AT 305-295-1316 EXTENSION 3.

ADDITIONAL COASTAL FLOOD STATEMENTS WILL BE ISSUED AS NEEDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU LIVE IN A LOCATION PRONE TO COASTAL FLOODING...YOU MAY
NEED TO MOVE PERSONAL PROPERTY TO HIGHER GROUND.

$$

BWC
1 follow-up statement
246 
WHUS42 KKEY 140907
CFWKEY

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE KEY WEST FL
407 AM EST WED NOV 14 2012

FLZ076>078-141015-
/O.CAN.KKEY.CF.S.0007.000000T0000Z-121114T1500Z/
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-
407 AM EST WED NOV 14 2012

...THREAT OF MINOR COASTAL FLOODING HAS DIMINISHED...

THE NATIONAL WEATHER SERVICE IN KEY WEST HAS CANCELED THE COASTAL
FLOOD STATEMENT...WHICH WAS IN EFFECT FOR LOW LYING AREAS THROUGHOUT
THE KEYS. PROJECTED TIDES...NEAR 2.5 FEET IN THE LOWER KEYS...AND
NEAR 2 FEET ALONG THE BAY SIDE IN THE UPPER KEYS...HAVE SUBSIDED.
ANOTHER COASTAL FLOOD STATEMENT MAY BE NECESSARY THIS EVENING DURING
HIGH TIDE.

PLEASE REPORT OBSERVED COASTAL FLOODING TO YOUR FLORIDA KEYS
NATIONAL WEATHER SERVICE OFFICE AT 305-295-1316 EXTENSION 3.

ADDITIONAL COASTAL FLOOD STATEMENTS WILL BE ISSUED AS NEEDED. 

$$

CLR

The office that day

Everything else NWS Key West, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 14, 12:09 PM ESTCoastal Flood StatementKEYMonroe11 hr

Nearby

Coastal Flood Statements in Florida, 2012Every coastal flood 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.