Alert archive / Florida / Wind Advisories in 2011

Wind Advisory 1, NWS Miami, FL

March 31, 2011Collier County, Florida

NWS Miami, FL issued this wind advisory at Mar 31, 2011, 12:00 PM EDT for Collier County, Florida. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Mar 31, 2011, 12:00 PM EDT (16:00 UTC)
Expired
Mar 31, 2011, 3:34 PM EDT
In force
4 hr
Issued by
NWS Miami, FL

County Collier County, FL

The radar

The Miami radar (KAMX), 111 km from the middle of the area, began a volume at 16:01 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, 4.0 hours before the alert went out and 113 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 2011-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1457 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 2011-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.1939587897Sfc1 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
1457 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
669 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
257 m²/s²
Significant tornado parameter
1.1
Supercell composite
7.5

Open this sounding in Storm Lab

The text

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

735 
WWUS72 KMFL 311600
NPWMFL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
1200 PM EDT THU MAR 31 2011


FLZ069-312300-
/O.NEW.KMFL.WI.Y.0001.110331T1600Z-110331T2300Z/
COASTAL COLLIER-
INCLUDING THE CITY OF...NAPLES
1200 PM EDT THU MAR 31 2011

...WIND ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING. 

THE OBSERVATIONS AT NAPLES REGIONAL AIRPORT HAS BEEN REPORTING
SUSTAINED WINDS AROUND 20 MPH WITH GUSTS UP TO 35 MPH. THESE
WINDS WILL REMAIN NEAR 20 TO 25 MPH WITH GUSTS UP TO 35 TO 40 MPH
THIS AFTERNOON AHEAD OF THE COLD FRONT. THEREFORE...A WIND
ADVISORY HAS BEEN ISSUED FOR METRO AREAS OF COLLIER COUNTY UNTIL 7
PM EDT THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF AT LEAST 30 MPH
WITH GUSTS TO NEAR 40 MPH ARE EXPECTED. WINDS THIS STRONG CAN
MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.
USE EXTRA CAUTION. MAKE SURE TO SECURE LOOSE OBJECTS AS THEY CAN
BE BLOWN AROUND BY WINDS THIS STRONG.

&&

$$

BAXTER
1 follow-up statement
025 
WWUS72 KMFL 311934
NPWMFL

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
334 PM EDT THU MAR 31 2011

FLZ069-312045-
/O.CAN.KMFL.WI.Y.0001.000000T0000Z-110331T2300Z/
COASTAL COLLIER-
INCLUDING THE CITY OF...NAPLES
334 PM EDT THU MAR 31 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELLED THE WIND
ADVISORY. 

WINDS HAVE GRADUALLY SUBSIDED ACROSS THE AREA THIS AFTERNOON AND
ARE NOW PREVAILING IN THE 15 TO 20 MPH RANGE. AS SUCH...THE WIND
ADVISORY HAS BEEN CANCELLED.

$$

GREGORIA

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 12:09 PM EDTSmall Craft AdvisoryMFL8 hr
Mar 31, 5:54 PM EDTSpecial Marine WarningMFL29 min

Nearby

Wind Advisories in Florida, 2011Every wind advisory in 2011

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.