Alert archive / Florida / Red Flag Warnings in 2007

Red Flag Warning 32, NWS Miami, FL

March 31, 2007Collier County, Florida

NWS Miami, FL issued this red flag warning at Mar 31, 2007, 11:01 AM EDT for Collier County, Florida. It was in force for 8 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
Mar 31, 2007, 11:01 AM EDT (15:01 UTC)
Expired
Mar 31, 2007, 6:44 PM EDT
In force
8 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 15:01 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, 3.0 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 2007-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 2007-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 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
4 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
933 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
-33 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 311501
RFWMFL

RED FLAG WARNING
NATIONAL WEATHER SERVICE MIAMI FL
1101 AM EDT SAT MAR 31 2007

FLZ063-066-069-070-010000-
/O.NEW.KMFL.FW.W.0032.070331T1501Z-070401T0000Z/
GLADES-HENDRY-WESTERN COLLIER-EASTERN COLLIER-
1101 AM EDT SAT MAR 31 2007

...RED FLAG WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR GLADES, 
HENDRY, AND COLLIER COUNTIES FOR RHS BELOW 35 PERCENT ALONG WITH
20 FOOT WINDS OF AROUND 15 MPH THIS AFERNOON...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 8 PM EDT THIS EVENING. 

THE RED FLAG WARNING IS IN EFFECT FOR GLADES...HENDRY...AND COLLIER
COUNTIES. RHS ARE EXPECTED TO FALL BELOW 35 PERCENT THIS
AFTERNOON ACROSS THESE AREAS. THESE LOW RHS COMBINED WITH 20 FOOT
WINDS OF AROUND 15 MPH WILL RESULT IN RED FLAG CONDITIONS ACROSS
THE AREA THIS AFTERNOON. IT IS ALSO POSSIBLE THAT RHS COULD STAY
BELOW 35 PERCENT FOR FOUR HOURS THIS AFTERNOON. THUS...A RED
FLAG WARNING HAS BEEN ISSUED.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
EAST WINDS NEAR 15 MPH... LOW RELATIVE HUMIDITY...AND WARM
TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

$$

DG/BB
2 follow-up statements
000 
WWUS82 KMFL 311619 CCA
RFWMFL

RED FLAG WARNING...CORRECTED
NATIONAL WEATHER SERVICE MIAMI FL
1101 AM EDT SAT MAR 31 2007

FLZ063-066-069-070-010000-
/O.NEW.KMFL.FW.W.0032.070331T1501Z-070401T0000Z/
GLADES-HENDRY-WESTERN COLLIER-EASTERN COLLIER-
1101 AM EDT SAT MAR 31 2007

...RED FLAG WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR GLADES, 
HENDRY, AND COLLIER COUNTIES FOR RHS BELOW 35 PERCENT ALONG WITH
20 FOOT WINDS OF AROUND 15 MPH THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 8 PM EDT THIS EVENING. 

THE RED FLAG WARNING IS IN EFFECT FOR GLADES...HENDRY...AND COLLIER
COUNTIES. RHS ARE EXPECTED TO FALL BELOW 35 PERCENT THIS
AFTERNOON ACROSS THESE AREAS. THESE LOW RHS COMBINED WITH 20 FOOT
WINDS OF AROUND 15 MPH WILL RESULT IN RED FLAG CONDITIONS ACROSS
THE AREA THIS AFTERNOON. IT IS ALSO POSSIBLE THAT RHS COULD STAY
BELOW 35 PERCENT FOR FOUR HOURS THIS AFTERNOON. THUS...A RED
FLAG WARNING HAS BEEN ISSUED.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
EAST WINDS NEAR 15 MPH... LOW RELATIVE HUMIDITY...AND WARM
TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

$$

DG/BB
000 
WWUS82 KMFL 312244
RFWMFL

RED FLAG WARNING
NATIONAL WEATHER SERVICE MIAMI FL
644 PM EDT SAT MAR 31 2007

...RED FLAG WARNING CANCELED FOR GLADES...HENDRY...WESTERN COLLIER
AND EASTERN COLLIER...


FLZ063-066-069-070-312345-
/O.CAN.KMFL.FW.W.0032.000000T0000Z-070401T0000Z/
GLADES-HENDRY-WESTERN COLLIER-EASTERN COLLIER-
644 PM EDT SAT MAR 31 2007

...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MIAMI HAS CANCELED THE RED FLAG
WARNING ISSUED EARLIER TODAY. THE TEMPERATURES ARE BEGINNING TO
DECREASE THIS EVENING AND THE RELATIVE HUMIDITIES IN THE WARNING
AREAS ARE NOW ABOVE THE CRITICAL 35 PERCENT THRESHOLDS.



$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 4:54 AM EDTMarine Weather StatementMFL13 hr

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.