Alert archive / Florida / Red Flag Warnings in 2007

Red Flag Warning 8, NWS Miami, FL

February 10, 20075 counties in Florida

NWS Miami, FL issued this red flag warning at Feb 10, 2007, 5:35 AM EST for 5 counties in Florida. It took effect at Feb 10, 2007, 9:45 AM EST. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 10, 2007, 5:35 AM EST (10:35 UTC)
In effect from
Feb 10, 2007, 9:45 AM EST
Expired
Feb 10, 2007, 7:00 PM EST
In force
9 hr
Issued by
NWS Miami, FL

Counties Broward County, FL, Collier County, FL, Miami-Dade County, FL, Monroe County, FL, Palm Beach County, FL

The radar

The Miami radar (KAMX), 55 km from the middle of the area, began a volume at 10:36 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 00:00Z, 10.6 hours before the alert went out and 50 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 00:00Z on 2007-02-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2007-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2039 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
117 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 
WWUS82 KMFL 101035
RFWMFL

RED FLAG WARNING
NATIONAL WEATHER SERVICE MIAMI FL
535 AM EST SAT FEB 10 2007

...RED FLAG WARNING IN EFFECT FOR INTERIOR LOCATIONS FROM 1 PM TO
7 PM TODAY...

.RELATIVE HUMIDITIES EXPECTED TO DROP BELOW 35 PERCENT FOR MORE
THAN 4 HOURS ACROSS INTERIOR LOCATIONS THIS AFTERNOON.

FLZ063-066-070-071-073-075-110000-
/O.NEW.KMFL.FW.W.0008.070210T1800Z-070211T0000Z/
GLADES-HENDRY-EASTERN COLLIER-WESTERN BROWARD-WESTERN DADE-
MAINLAND MONROE-
535 AM EST SAT FEB 10 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EST
THIS EVENING. 

TEMPERATURES WILL WARM TO AROUND 80 DEGREES ACROSS THE WARNING
AREA THIS AFTERNOON. DEWPOINTS CURRENTLY IN THE UPPER 40S TO
AROUND 50 DEGREES THIS MORNING SHOULD REMAIN STEADY OR SLOWLY FALL
A COUPLE OF DEGREES DURING THE DAY AS DRY AIR MIXES DOWN FROM
ABOVE THE SURFACE. THUS...RELATIVE HUMIDITIES ARE EXPECTED TO FALL
BELOW 35 PERCENT FOR 4 HOURS OR MORE ACROSS
GLADES...HENDRY...EASTERN COLLIER...WESTERN BROWARD...WESTERN
DADE...AND MAINLAND MONROE COUNTIES THIS AFTERNOON.

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.

$$
1 follow-up statement
000 
WWUS82 KMFL 101445
RFWMFL

RED FLAG WARNING
NATIONAL WEATHER SERVICE MIAMI FL
945 AM EST SAT FEB 10 2007

...RED FLAG WARNING IN EFFECT FOR INTERIOR LOCATIONS FROM 1 PM TO
7 PM TODAY...

.RELATIVE HUMIDITIES EXPECTED TO DROP BELOW 35 PERCENT FOR MORE
THAN 4 HOURS ACROSS INTERIOR LOCATIONS THIS AFTERNOON.

FLZ067>069-072-074-110000-
/O.EXA.KMFL.FW.W.0008.070210T1800Z-070211T0000Z/
PALM BEACH WESTERN-PALM BEACH EASTERN-WESTERN COLLIER-
BROWARD METROPOLITAN-DADE METROPOLITAN-
945 AM EST SAT FEB 10 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EST
THIS EVENING. 

TEMPERATURES WILL WARM INTO THE MID TO UPPER 70S AROUND LAKE
OKEECHOBEE TO THE UPPER 7OS TO NEAR 80 ELSEWHERE THIS AFTERNOON.
DEW POINTS CURRENTLY IN THE LOWER 50S THIS MORNING SHOULD BEGIN A
GRADUAL FALL AS WE HEAD INTO THE AFTERNOON AS DRY AIR MIXES DOWN
FROM ABOVE THE SURFACE. THUS...RELATIVE HUMIDITIES ARE EXPECTED TO
FALL BELOW 35 PERCENT FOR 4 HOURS OR MORE MAINLY ACROSS INLAND
SECTIONS AWAY FROM THE IMMEDIATE COASTS THIS AFTERNOON.

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.

$$

FLZ063-066-070-071-073-075-110000-
/O.CON.KMFL.FW.W.0008.070210T1800Z-070211T0000Z/
GLADES-HENDRY-EASTERN COLLIER-WESTERN BROWARD-WESTERN DADE-
MAINLAND MONROE-
945 AM EST SAT FEB 10 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
7 PM EST THIS EVENING...

A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
7 PM EST THIS EVENING. 

TEMPERATURES WILL WARM INTO THE MID TO UPPER 70S AROUND THE LAKE
OKEECHOBEE REGION TO AROUND 80 DEGREES ELSEWHERE ACROSS THE
WARNING AREA THIS AFTERNOON. DEW POINTS CURRENTLY IN THE LOWER TO
MID 50S THIS MORNING SHOULD BEGIN A GRADUAL FALL THIS AFTERNOON AS DRY
AIR MIXES DOWN FROM ABOVE THE SURFACE. THUS...RELATIVE HUMIDITIES
ARE EXPECTED TO FALL BELOW 35 PERCENT FOR 4 HOURS OR MORE ACROSS
GLADES... HENDRY...EASTERN COLLIER...WESTERN BROWARD...WESTERN
DADE...AND MAINLAND MONROE COUNTIES THIS AFTERNOON.

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.

$$

Nearby

Red Flag Warnings in Florida, 2007Every red flag warning in 2007

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.