Alert archive / Florida / Red Flag Warnings in 2007

Red Flag Warning 4, NWS Mobile, AL

January 25, 2007Walton County, Florida

NWS Mobile, AL issued this red flag warning at Jan 25, 2007, 1:27 PM CST for Walton County, Florida. It took effect at Jan 26, 2007, 11:00 AM CST. It was in force for 7 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
Jan 25, 2007, 1:27 PM CST (19:27 UTC)
In effect from
Jan 26, 2007, 11:00 AM CST
Expired
Jan 26, 2007, 6:00 PM CST
In force
7 hr
Issued by
NWS Mobile, AL

County Walton County, FL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 7.5 hours before the alert went out and 181 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, Tallahassee Rgnl, FL at 12:00Z on 2007-01-25Temperature 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, Tallahassee Rgnl, FL at 12:00Z on 2007-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -223 square meters per square second.1939587897117Sfc1 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
1209 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
-223 m²/s²
0-3 km storm-relative helicity
-231 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 
WWUS84 KMOB 251927
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
127 PM CST THU JAN 25 2007

...RED FLAG WARNING IS NOW IN EFFECT FROM 11 AM TO 6 PM CST FRIDAY
FOR THE WESTERN FLORIDA PANHANDLE FOR LONG DURATION OF CRITICALLY LOW
DAYTIME RELATIVE HUMIDITIES...

.SURFACE HIGH PRESSURE BUILDS EASTWARD AND BRINGS A DRY DAY TO THE
GULF COAST FRIDAY. 

FLZ001>006-008-261130-
/O.UPG.KMOB.FW.A.0003.070126T1600Z-070127T0000Z/
/O.NEW.KMOB.FW.W.0004.070126T1700Z-070127T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
127 PM CST THU JAN 25 2007

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM CST FRIDAY FOR 
THE WESTERN FLORIDA PANHANDLE FOR LONG DURATION OF CRITICALLY LOW
DAYTIME RELATIVE HUMIDITIES...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 6 PM CST FRIDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

A MUCH DRIER AIRMASS WILL SETTLE ACROSS THE WESTERN FLORIDA
PANHANDLE ON FRIDAY WITH LOWEST RELATIVE HUMIDITY VALUES DROPPING TO
AROUND 20 PERCENT. THE RELATIVE HUMIDITY WILL REMAIN BELOW 35 PERCENT
FOR SEVERAL HOURS FROM LATE FRIDAY MORNING THROUGH FRIDAY
AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS OF LOW
DAYTIME HUMIDITIES FRIDAY SUPPORT THE INCREASED POTENTIAL FOR WILD
FIRE.

$$
2 follow-up statements
000 
WWUS84 KMOB 261058
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
458 AM CST FRI JAN 26 2007

...RED FLAG WARNING IS IN EFFECT FROM 11 AM TO 6 PM CST TODAY 
ACROSS THE WESTERN FLORIDA PANHANDLE FOR LONG DURATION OF 
CRITICALLY LOW RELATIVE HUMIDITY...

.HIGH PRESSURE CENTERED OVER ALABAMA TODAY WILL MAINTAIN A VERY DRY 
AIRMASS ACROSS THE WESTERN FLORIDA PANHANDLE THROUGH THIS EVENING. 
RELATIVE HUMIDITY VALUES WILL DROP BELOW 35 PERCENT BY LATE
MORNING...AND WILL FALL TO AROUND 20 PERCENT THIS AFTERNOON OVER THE
INLAND AREAS.

FLZ001>006-008-270000-
/O.CON.KMOB.FW.W.0004.070126T1700Z-070127T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
458 AM CST FRI JAN 26 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
6 PM CST THIS AFTERNOON...

A MUCH DRIER AIRMASS WILL SETTLE ACROSS THE WESTERN FLORIDA
PANHANDLE TODAY WITH LOWEST RELATIVE HUMIDITY VALUES DROPPING TO
AROUND 20 PERCENT OVER THE INLAND AREAS. THE RELATIVE HUMIDITY WILL
REMAIN BELOW 35 PERCENT FOR SEVERAL HOURS FROM LATE MORNING THROUGH
THE AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS OF
LOW DAYTIME HUMIDITIES FRIDAY SUPPORT THE INCREASED POTENTIAL FOR WILD
FIRE.

$$
000 
WWUS84 KMOB 261938
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
138 PM CST FRI JAN 26 2007

...RED FLAG WARNING REMAINS IN EFFECT THROUGH 6 PM CST TODAY ACROSS
THE WESTERN FLORIDA PANHANDLE FOR LONG DURATION OF CRITICALLY LOW
RELATIVE HUMIDITY...

.HIGH PRESSURE CENTERED OVER ALABAMA WILL MAINTAIN THE DRY AIRMASS
OVER THE AREA THROUGH THE REMAINDER OF THE DAY. LIGHT TRANSPORT WINDS
TODAY AND LOWER THAN AVERAGE MIXING HEIGHTS BRINGS ABOUT LOWER THAN
NORMAL DAYTIME DISPERSIONS. THIS CARRIES OVER INTO THE EVENING...WITH
DISPERSIONS QUICKLY BECOMING POOR.

FLZ001>006-008-270000-
/O.CON.KMOB.FW.W.0004.000000T0000Z-070127T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
138 PM CST FRI JAN 26 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON ACROSS THE WESTERN FLORIDA PANHANDLE FOR LONG DURATION
OF CRITICALLY LOW RELATIVE HUMIDITY...

A DRY AIRMASS IS FORECAST TO PERSIST THROUGH THE REMAINDER OF THE
AFTERNOON OVER THE WESTERN FLORIDA PANHANDLE. LATEST OBSERVATIONS
INDICATE THAT LOWEST DAYTIME RELATIVE HUMIDITIES HAVE FALLEN TO
AROUND 25 PERCENT ALONG AND NORTH OF INTERSTATE 10. WITH A COUPLE
MORE DEGREES OF HEATING...HUMIDITIES ARE FORECAST TO DROP TO AROUND
THE 20 PERCENT MARK MAINLY OVER THE INLAND AREAS. CLOSER TO THE
COAST... HUMIDITIES ARE FORECAST TO BE AROUND 30 PERCENT.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS OF LOW
DAYTIME HUMIDITIES CONTINUES TO SUPPORT THE INCREASED POTENTIAL FOR
WILD FIRE THIS AFTERNOON.


$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 25, 4:54 AM CSTFire Weather WatchMOBWalton9 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.