Alert archive / Florida / Wind Advisories in 2012

Wind Advisory 1, NWS Jacksonville, FL

February 19, 2012Bradford County, Flagler County, Nassau County, Florida; Camden County, Georgia

NWS Jacksonville, FL issued this wind advisory at Feb 19, 2012, 2:19 PM EST for Bradford County, Flagler County, Nassau County, Florida; Camden County, Georgia. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Feb 19, 2012, 2:19 PM EST (19:19 UTC)
Expired
Feb 19, 2012, 6:00 PM EST
In force
4 hr
Issued by
NWS Jacksonville, FL

Counties Bradford County, FL, Flagler County, FL, Nassau County, FL, Camden County, GA

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 7.3 hours before the alert went out and 29 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, Jacksonville, FL at 12:00Z on 2012-02-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 178 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, Jacksonville, FL at 12:00Z on 2012-02-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 396 square meters per square second.1939587897117Sfc1 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
178 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
471 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
396 m²/s²
0-3 km storm-relative helicity
506 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

189 
WWUS72 KJAX 191919
NPWJAX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
219 PM EST SUN FEB 19 2012

FLZ024-025-031>033-036>038-040-GAZ166-192300-
/O.CAN.KJAX.LW.Y.0007.000000T0000Z-120219T2300Z/
/O.NEW.KJAX.WI.Y.0001.120219T1919Z-120219T2300Z/
NASSAU-DUVAL-BRADFORD-CLAY-ST JOHNS-ALACHUA-PUTNAM-FLAGLER-MARION-
COASTAL CAMDEN-
INCLUDING THE CITIES OF...FERNANDINA BEACH...JACKSONVILLE...
STARKE...GREEN COVE SPRINGS...ST AUGUSTINE...GAINESVILLE...
PALATKA...PALM COAST...OCALA...ST MARYS
219 PM EST SUN FEB 19 2012

...WIND ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...
...LAKE WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM EST THIS EVENING. THE
LAKE WIND ADVISORY HAS BEEN CANCELLED. 

* TIMING...THROUGH 6 PM.

* WINDS...SOUTHWEST WINDS 20 TO 25 MPH WITH GUSTS TO 45 MPH.

* IMPACTS...MINOR DAMAGE TO TREES...POWER LINES AND PROPERTY WILL
  BE POSSIBLE. AND MOTORISTS IN HIGH PROFILE VEHICLES SHOULD
  EXERCISE CAUTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 25 TO 39 MPH
ARE EXPECTED FOR AT LEAST AN HOUR...WITH GUSTS OF 40 TO 57 MPH OR
GREATER AT ANY TIME. 

MINOR DAMAGE TO TREES...POWER LINES...AND PROPERTY ARE POSSIBLE
WITH WIND OF THIS MAGNITUDE. 

MOTORISTS IN HIGH PROFILES VEHICLES ARE ADVISED TO USE CAUTION
UNTIL THE WIND SUBSIDES. 

STRONG WINDS CAN TOPPLE TREES...BLOW WEAKENED ROOFS OFF HOUSES...
AND DOWN POWER LINES. TAKE PRECAUTIONS TO SECURE TRASH CANS...
LAWN FURNITURE...AND ANY OTHER LOOSE OUTDOOR OBJECTS.

PERSONS IN THE ADVISORY AREA SHOULD KEEP ABREAST OF THE LATEST
WEATHER.

&&

$$

FLZ020>023-030-035-GAZ132>136-149>154-162>165-192300-
/O.CON.KJAX.LW.Y.0007.000000T0000Z-120219T2300Z/
HAMILTON-SUWANNEE-COLUMBIA-BAKER-UNION-GILCHRIST-COFFEE-
JEFF DAVIS-BACON-APPLING-WAYNE-ATKINSON-WARE-PIERCE-BRANTLEY-
INLAND GLYNN-COASTAL GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-
INCLUDING THE CITIES OF...JASPER...LIVE OAK...LAKE CITY...
MACCLENNY...LAKE BUTLER...TRENTON...DOUGLAS...HAZLEHURST...ALMA...
BAXLEY...JESUP...PEARSON...WAYCROSS...BLACKSHEAR...NAHUNTA...
BRUNSWICK...STATENVILLE...HOMERVILLE...FOLKSTON...WOODBINE
219 PM EST SUN FEB 19 2012

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

* TIMING...THROUGH 6 PM.

* WINDS...SOUTHWEST WINDS 20 TO 25 MPH WITH GUSTS TO 35
  MPH...BECOMING WEST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 20 TO
25 MPH OR GUSTS OF 30 TO 39 MPH ARE EXPECTED. SMALL BOATS WILL BE
ESPECIALLY PRONE TO CAPSIZING. BOATERS IN THE ADVISORY AREA
SHOULD AVOID OPEN WATER AND STAY CLOSE TO SHORE IN WIND PROTECTED
INLETS. HIGH PROFILE VEHICLES SHOULD USE EXTRA CAUTION WHEN
TRAVELING AS WELL.

&&

$$
1 follow-up statement
160 
WWUS72 KJAX 192307
NPWJAX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
607 PM EST SUN FEB 19 2012


FLZ024-025-031>033-036>038-040-GAZ166-200500-
/O.EXP.KJAX.WI.Y.0001.000000T0000Z-120219T2300Z/
/O.NEW.KJAX.LW.Y.0008.120219T2307Z-120220T0500Z/
NASSAU-DUVAL-BRADFORD-CLAY-ST JOHNS-ALACHUA-PUTNAM-FLAGLER-MARION-
COASTAL CAMDEN-
INCLUDING THE CITIES OF...FERNANDINA BEACH...JACKSONVILLE...
STARKE...GREEN COVE SPRINGS...ST AUGUSTINE...GAINESVILLE...
PALATKA...PALM COAST...OCALA...ST MARYS
607 PM EST SUN FEB 19 2012

...LAKE WIND ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...WIND ADVISORY HAS EXPIRED...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A LAKE
WIND ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT EST TONIGHT. 

* TIMING...THROUGH MIDNIGHT.

* WINDS...SOUTHWEST WINDS 20 TO 25 MPH WITH GUSTS TO 35 MPH.

* IMPACTS...MINOR DAMAGE TO TREES...POWER LINES AND PROPERTY WILL
  BE POSSIBLE. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD EXERCISE
  CAUTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 20 TO
25 MPH OR GUSTS OF 30 TO 39 MPH ARE EXPECTED. SMALL BOATS WILL BE
ESPECIALLY PRONE TO CAPSIZING. BOATERS IN THE ADVISORY AREA
SHOULD AVOID OPEN WATER AND STAY CLOSE TO SHORE IN WIND PROTECTED
INLETS. HIGH PROFILE VEHICLES SHOULD USE EXTRA CAUTION WHEN
TRAVELING AS WELL.

&&

$$

FLZ030-035-GAZ154-200500-
/O.EXP.KJAX.LW.Y.0007.000000T0000Z-120219T2300Z/
/O.NEW.KJAX.LW.Y.0008.120219T2307Z-120220T0500Z/
UNION-GILCHRIST-COASTAL GLYNN-
INCLUDING THE CITIES OF...LAKE BUTLER...TRENTON...BRUNSWICK
607 PM EST SUN FEB 19 2012

...LAKE WIND ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT...
...LAKE WIND ADVISORY HAS EXPIRED...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A LAKE
WIND ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT EST TONIGHT. 

* TIMING...THROUGH MIDNIGHT. 

* WINDS...SOUTHWEST TO WEST WINDS 20 TO 25 MPH WITH GUSTS TO 35
  MPH.

* IMPACTS...MINOR DAMAGE TO TREES...POWER LINES AND PROPERTY WILL
  BE POSSIBLE. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD EXERCISE
  CAUTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 20 TO
25 MPH OR GUSTS OF 30 TO 39 MPH ARE EXPECTED. SMALL BOATS WILL BE
ESPECIALLY PRONE TO CAPSIZING. BOATERS IN THE ADVISORY AREA
SHOULD AVOID OPEN WATER AND STAY CLOSE TO SHORE IN WIND PROTECTED
INLETS. HIGH PROFILE VEHICLES SHOULD USE EXTRA CAUTION WHEN
TRAVELING AS WELL.

&&

$$

FLZ020>023-GAZ132>136-149>153-162>165-200015-
/O.EXP.KJAX.LW.Y.0007.000000T0000Z-120219T2300Z/
HAMILTON-SUWANNEE-COLUMBIA-BAKER-COFFEE-JEFF DAVIS-BACON-APPLING-
WAYNE-ATKINSON-WARE-PIERCE-BRANTLEY-INLAND GLYNN-ECHOLS-CLINCH-
CHARLTON-INLAND CAMDEN-
INCLUDING THE CITIES OF...JASPER...LIVE OAK...LAKE CITY...
MACCLENNY...DOUGLAS...HAZLEHURST...ALMA...BAXLEY...JESUP...
PEARSON...WAYCROSS...BLACKSHEAR...NAHUNTA...STATENVILLE...
HOMERVILLE...FOLKSTON...WOODBINE
607 PM EST SUN FEB 19 2012

...LAKE WIND ADVISORY HAS EXPIRED...


$$

ENYEDI

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 19, 2:15 AM ESTLake Wind AdvisoryJAXBaker, Bradford, Flagler, Gilchrist, Nassau, Suwannee and 1 more16 hr
Feb 19, 3:06 AM ESTGale WarningJAX24 hr
Feb 19, 3:06 AM ESTSmall Craft AdvisoryJAX10 hr
Feb 19, 3:31 PM ESTRed Flag WarningJAXBaker, Bradford, Nassau, Suwannee, Union3 hr
Feb 19, 6:07 PM ESTLake Wind AdvisoryJAXBaker, Bradford, Flagler, Gilchrist, Nassau, Suwannee and 1 more6 hr
Feb 18, 10:37 PM ESTTornado WarningJAXAtkinson, Clinch, Coffee38 min
Feb 18, 10:43 PM ESTSpecial Weather StatementJAXPierce62 min
Feb 18, 11:00 PM ESTTornado WarningJAXBacon, Brantley, Pierce, Ware45 min
Feb 18, 11:42 PM ESTSevere Thunderstorm WarningJAXBrantley, Pierce, Ware, Wayne33 min
Feb 19, 2:20 AM ESTSpecial Weather StatementJAXBrantley, Charlton, Ware40 min
Feb 19, 3:07 AM ESTSpecial Weather StatementJAXClinch, Echols38 min
Feb 19, 7:26 AM ESTSpecial Weather StatementJAXGlynn34 min

Nearby

Wind Advisories in Florida, 2012Wind Advisories in Georgia, 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.