Alert archive / Florida / Red Flag Warnings in 2012

Red Flag Warning 5, NWS Miami, FL

April 13, 2012

NWS Miami, FL issued this red flag warning at Apr 13, 2012, 5:28 AM EDT. It took effect at Apr 13, 2012, 1:00 PM EDT. It was in force for . No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 13, 2012, 5:28 AM EDT (09:28 UTC)
In effect from
Apr 13, 2012, 1:00 PM EDT
Expired
Apr 13, 2012, 1:00 PM EDT
In force
Issued by
NWS Miami, FL

The text

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

402 
WWUS82 KMFL 130928
RFWMFL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
528 AM EDT FRI APR 13 2012

...RED FLAG WARNING IN EFFECT TODAY ACROSS GLADES...HENDRY AND
COLLIER COUNTIES DUE TO A COMBINATION OF LONG DURATIONS OF LOW
RELATIVE HUMIDITY BELOW 35 PERCENT AND AN ENERGY RELEASE COMPONENT
AROUND 35 EXPECTED...

.DISCUSSION...
LONG DURATIONS WITH RELATIVE HUMIDITIES DROPPING BELOW THE
CRITICAL LEVEL OF 35 PERCENT WILL BE EXPECTED THIS AFTERNOON FROM
GLADES TO COLLIER COUNTY. THIS COMBINED WITH AN ENERGY RELEASE
COMPONENT AROUND 35 WILL LEAD TO RED FLAG CONDITIONS TODAY.
DISPERSIONS WILL REMAIN IN THE POOR TO FAIR RANGE THROUGH THIS
TIME. ON SATURDAY...INCREASING MOISTURE AND RAINFALL CHANCES
SPREADING WEST OVER THE AREA WILL KEEP RELATIVE HUMIDITIES ABOVE
CRITICAL LEVELS. HOWEVER...PLENTY OF DRY AIR WILL SPREAD BACK
ACROSS THE LOCAL AREA SUNDAY...WHICH WILL NEED TO BE MONITORED
OVER IN LATER FORECASTS. DISPERSIONS ON SUNDAY WILL INCREASE INTO
THE GENERALLY GOOD RANGE WITH LIGHT TO MODERATE EASTERLY WINDS
EXPECTED.

FLZ063-066-070-132300-
/O.NEW.KMFL.FW.W.0005.120413T1700Z-120413T2300Z/
GLADES-HENDRY-INLAND COLLIER-
528 AM EDT FRI APR 13 2012

...RED FLAG WARNING NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
EDT THIS EVENING DUE TO A COMBINATION OF LONG DURATIONS OF LOW
RELATIVE HUMIDITY BELOW 35 PERCENT AND AN ENERGY RELEASE COMPONENT
AROUND 35 EXPECTED...

* AFFECTED AREA...FIRE WEATHER ZONES 063...066 AND 070. 

* WIND...20 FOOT WINDS OF 5 TO 10 MPH.

* HUMIDITY...28 TO 34 PERCENT

* ENERGY RELEASE COMPONENT (ERC)...33 TO 35

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

85-GIBBS
1 follow-up statement
257 
WWUS82 KMFL 131700
RFWMFL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MIAMI FL
100 PM EDT FRI APR 13 2012

......


FLZ063-066-070-131800-
/O.CAN.KMFL.FW.W.0005.000000T0000Z-120413T2300Z/
GLADES-HENDRY-INLAND COLLIER-
100 PM EDT FRI APR 13 2012

...RED FLAG WARNING IS CANCELLED FOR FIRE WEATHER ZONES 063...066
AND 070...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELLED THE RED FLAG
WARNING. DEW POINT TEMPERATURES ACROSS THE WARNING AREA HAVE NOT 
DECREASED TO EXPECTED VALUES AND THE MINIMUM RELATIVE HUMIDITY IS
NOT EXPECTED TO APPROACH OR GO BELOW CRITICAL LEVELS.
THEREFORE..THE RED FLAG WARNING HAS BEEN CANCELLED. 



$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 13, 11:51 AM EDTSpecial Weather StatementMFLBroward24 min
Apr 13, 12:00 PM EDTSpecial Weather StatementMFLBroward, Palm Beach30 min
Apr 13, 12:31 PM EDTSpecial Weather StatementMFLBroward, Palm Beach44 min
Apr 13, 1:20 PM EDTAreal Flood AdvisoryMFLBroward115 min
Apr 13, 1:32 PM EDTSpecial Weather StatementMFLBroward, Palm Beach28 min
Apr 13, 2:02 PM EDTSpecial Weather StatementMFLBroward, Palm Beach28 min
Apr 13, 3:00 PM EDTAreal Flood AdvisoryMFLPalm Beach2 hr
Apr 13, 3:42 PM EDTSmall Craft AdvisoryMFL48 hr
Apr 13, 7:31 PM EDTSpecial Weather StatementMFLGlades44 min
Apr 13, 7:35 PM EDTSevere Thunderstorm WarningMFLGlades, Hendry25 min

Nearby

Red Flag Warnings in Florida, 2012Every red flag warning 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.