Alert archive / Florida / Wind Advisories in 2008

Wind Advisory 3, NWS Melbourne, FL

August 20, 2008Okeechobee County, Florida

NWS Melbourne, FL issued this wind advisory at Aug 20, 2008, 6:24 AM EDT for Okeechobee County, Florida. It was in force for 36 hr.

The area

The counties it named.

The facts

Issued
Aug 20, 2008, 6:24 AM EDT (10:24 UTC)
Expired
Aug 21, 2008, 6:00 PM EDT
In force
36 hr
Issued by
NWS Melbourne, FL

County Okeechobee County, FL

The radar

The Melbourne radar (KMLB), 84 km from the middle of the area, began a volume at 10:28 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

Cape Canaveral, FL (KXMR), launched 00:00Z, 10.4 hours before the alert went out and 126 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, Cape Canaveral, FL at 00:00Z on 2008-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 406 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, Cape Canaveral, FL at 00:00Z on 2008-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -75 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
406 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
814 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-75 m²/s²
0-3 km storm-relative helicity
-82 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.

000 
WWUS72 KMLB 201024
NPWMLB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
624 AM EDT WED AUG 20 2008

 
FLZ058-202200-
/O.NEW.KMLB.WI.Y.0003.080820T1024Z-080821T2200Z/
OKEECHOBEE-
INCLUDING THE CITY OF...OKEECHOBEE
624 AM EDT WED AUG 20 2008

...WIND ADVISORY IN EFFECT UNTIL 6 PM EDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM EDT THURSDAY. 


A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$
2 follow-up statements
000 
WWUS72 KMLB 201548
NPWMLB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
1148 AM EDT WED AUG 20 2008

FLZ064-210000-
/O.EXA.KMLB.WI.Y.0003.000000T0000Z-080821T2200Z/
MARTIN-
INCLUDING THE CITY OF...HOBE SOUND
1148 AM EDT WED AUG 20 2008

...WIND ADVISORY IN EFFECT UNTIL 6 PM EDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM EDT THURSDAY. 

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

FLZ058-210000-
/O.CON.KMLB.WI.Y.0003.000000T0000Z-080821T2200Z/
OKEECHOBEE-
INCLUDING THE CITY OF...OKEECHOBEE
1148 AM EDT WED AUG 20 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THURSDAY. 

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$
000 
WWUS72 KMLB 210016
NPWMLB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
816 PM EDT WED AUG 20 2008

FLZ058-064-212200-
/O.EXT.KMLB.WI.Y.0003.000000T0000Z-080821T2200Z/
OKEECHOBEE-MARTIN-
INCLUDING THE CITIES OF...OKEECHOBEE...HOBE SOUND
816 PM EDT WED AUG 20 2008

...WIND ADVISORY NOW IN EFFECT FROM 11 AM TO 6 PM EDT THURSDAY...

THE WIND ADVISORY HAS BEEN DROPPED FOR THE OVERNIGHT PERIOD...BUT
REMAINS IN EFFECT FROM 11 AM TO 6 PM EDT THURSDAY.

BREEZY CONDITIONS ARE EXPECTED OVERNIGHT ACROSS THESE TWO COUNTIES
...WITH SUSTAINED WINDS AROUND 15 MPH AND GUSTS OF 25 TO 30 MPH...
WHICH IS BELOW ADVISORY CRITERIA...HOWEVER WINDS WILL PICK UP ONCE
AGAIN BY MID THURSDAY MORNING...REACHING 20 TO 25 MPH SUSTAINED...
WITH GUSTS OF 30 TO 40 MPH...ESPECIALLY IN ANY SHOWERS OR SQUALLS
THAT MOVE THROUGH.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

CRISTALDI

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 8:57 PM EDTFlash Flood WarningMLBBrevard2 hr
Aug 19, 9:08 PM EDTAreal Flood WarningMLBOsceola6 hr
Aug 19, 10:52 PM EDTHurricane WatchMLB14 hr
Aug 19, 11:28 PM EDTAreal Flood WarningMLBBrevard, Indian River, Martin, Okeechobee, Osceola, Saint Lucie7 hr
Aug 20, 5:39 AM EDTFlash Flood WarningMLBBrevard7 hr
Aug 20, 6:10 AM EDTAreal Flood WarningMLBBrevard, Indian River, Martin, Okeechobee, Osceola, Saint Lucie and 1 more8 hr
Aug 20, 12:32 PM EDTFlash Flood WarningMLBBrevard8 hr
Aug 20, 5:08 PM EDTFlash Flood WarningMLBIndian River3 hr
Aug 20, 5:40 PM EDTFlash Flood WarningMLBBrevard3 hr

Nearby

Wind Advisories in Florida, 2008Every wind advisory in 2008

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.