Alert archive / Florida / Wind Advisories in 2012

Wind Advisory 3, NWS Key West, FL

October 25, 2012Monroe County, Florida

NWS Key West, FL issued this wind advisory at Oct 25, 2012, 4:34 PM EDT for Monroe County, Florida. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Oct 25, 2012, 4:34 PM EDT (20:34 UTC)
Expired
Oct 26, 2012, 11:44 AM EDT
In force
19 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 20:35 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, 8.6 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 12:00Z on 2012-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 558 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2012-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.193958Sfc1 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
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

Open this sounding in Storm Lab

The text

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

188 
WWUS72 KKEY 252034
NPWKEY

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE KEY WEST FL
434 PM EDT THU OCT 25 2012

FLZ076-260845-
/O.NEW.KKEY.WI.Y.0003.121025T2034Z-121026T2100Z/
MONROE UPPER KEYS-
INCLUDING THE COMMUNITIES OF...KEY LARGO
434 PM EDT THU OCT 25 2012

...WIND ADVISORY IN EFFECT UNTIL 5 PM EDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN KEY WEST HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM EDT FRIDAY. 

* TIMING...STRONG WINDS ARE CURRENTLY IMPACTING THE UPPER KEYS IN
  ASSOCIATION WITH HURRICANE SANDY. PEAK WINDS SHOULD EXTEND THROUGH
  FRIDAY MORNING.

* WINDS...NORTH TO NORTHEAST WINDS SUSTAINED AROUND 30 TO 39 MPH WITH
  FREQUENT GUSTS TO 40 TO 45 MPH ARE EXPECTED.

* IMPACTS...MOTORISTS SHOULD EXERCISE CAUTION WHILE DRIVING IN THE
  WIND ADVISORY AREA. REMAIN ALERT TO SUDDEN GUSTS WHICH CAN CAUSE A
  TEMPORARY LOSS OF CONTROL OF YOUR VEHICLE. WINDS WILL BE
  PARTICULARLY STRONG AND GUSTY ON HIGHER BRIDGES WITH WIDER SPANS
  OVER WATER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR
FREQUENT GUSTS IN EXCESS OF 35 MPH ARE EXPECTED. WINDS THIS
STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. MOTORISTS SHOULD BE ALERT FOR SUDDEN GUSTS OF WIND...
ESPECIALLY ON BRIDGES...WHICH MAY CAUSE YOU TO LOSE CONTROL OF
YOUR VEHICLE.USE EXTRA CAUTION.

&&

$$

BWC
1 follow-up statement
197 
WWUS72 KKEY 261544
NPWKEY

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE KEY WEST FL
1144 AM EDT FRI OCT 26 2012

FLZ076-261645-
/O.CAN.KKEY.WI.Y.0003.000000T0000Z-121026T2100Z/
MONROE UPPER KEYS-
INCLUDING THE COMMUNITIES OF...KEY LARGO
1144 AM EDT FRI OCT 26 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN KEY WEST HAS CANCELLED THE WIND
ADVISORY. 

NORTHWEST TO NORTH WIND GUSTS OF 30 TO 35 MPH WILL DECREASE IN SPEED
AND FREQUENCY TONIGHT AND SATURDAY.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 24, 9:10 PM EDTSpecial Marine WarningKEY65 min
Oct 24, 10:09 PM EDTSpecial Marine WarningKEY51 min
Oct 24, 11:19 PM EDTSpecial Marine WarningKEY56 min
Oct 25, 5:50 AM EDTTropical Storm WarningKEY30 hr
Oct 25, 6:15 AM EDTSpecial Marine WarningKEY60 min
Oct 25, 3:01 PM EDTSpecial Marine WarningKEY59 min
Oct 25, 4:02 PM EDTSpecial Marine WarningKEY58 min
Oct 25, 4:15 PM EDTSpecial Marine WarningKEY60 min
Oct 25, 5:40 PM EDTSpecial Marine WarningKEY65 min

Nearby

Wind Advisories in Florida, 2012Every wind advisory 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.