Alert archive / Florida / Red Flag Warnings in 2008

Red Flag Warning 65, NWS Mobile, AL

October 26, 2008Walton County, Florida

NWS Mobile, AL issued this red flag warning at Oct 26, 2008, 6:19 AM CDT for Walton County, Florida. It took effect at Oct 26, 2008, 12:00 PM CDT. It was in force for 2 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
Oct 26, 2008, 6:19 AM CDT (11:19 UTC)
In effect from
Oct 26, 2008, 12:00 PM CDT
Expired
Oct 26, 2008, 2:26 PM CDT
In force
2 hr
Issued by
NWS Mobile, AL

County Walton County, FL

The radar

The Eglin Afb radar (KEVX), 25 km from the middle of the area, began a volume at 11:16 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

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 11.3 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 00:00Z on 2008-10-26Temperature 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 00:00Z on 2008-10-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -77 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
1873 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
-77 m²/s²
0-3 km storm-relative helicity
-49 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 261119
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
619 AM CDT SUN OCT 26 2008

...A RED FLAG WARNING IS IN EFFECT THIS AFTERNOON AND A FIRE WEATHER
WATCH IS IN EFFECT BOTH MONDAY AND TUESDAY AFTERNOONS FOR THE
NORTHWEST FLORIDA PANHANDLE DUE TO THE POTENTIAL OF LONG DURATIONS OF
LOW RELATIVE HUMIDITY BELOW 35 PERCENT...

.MILD TEMPERATURES AND DRY AIR WILL RESULT IN AFTERNOON RELATIVE
HUMIDITIES DROPPING BELOW CRITICAL LEVELS OVER THE NORTHWEST FLORIDA
PANHANDLE TODAY. A STRONG COLD FRONT APPROACHING FROM THE PLAINS WILL
MOVE THROUGH THE AREA OVERNIGHT AND USHER COOLER AND DRIER AIR INTO
THE REGION. AFTERNOON RELATIVE HUMIDITIES WILL DROP BELOW CRITICAL
LEVELS AGAIN ON MONDAY AND TUESDAY AFTERNOON.

FLZ001>006-008-270330-
/O.UPG.KMOB.FW.A.0060.081026T1700Z-081026T2300Z/
/O.NEW.KMOB.FW.W.0065.081026T1700Z-081026T2300Z/
/O.NEW.KMOB.FW.A.0062.081028T1500Z-081029T0000Z/
/O.CON.KMOB.FW.A.0061.081027T1600Z-081027T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
619 AM CDT SUN OCT 26 2008

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS
AFTERNOON...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH MONDAY AFTERNOON...
...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS
AFTERNOON. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY
MORNING THROUGH MONDAY AFTERNOON. ANOTHER FIRE WEATHER WATCH IS IN
EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING.

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.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$
1 follow-up statement
000 
WWUS84 KMOB 261926
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
226 PM CDT SUN OCT 26 2008

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT MONDAY FOR 
PORTIONS OF INLAND SOUTHEAST MISSISSIPPI DUE TO LOW RELATIVE 
HUMIDITY EQUAL TO OR LESS THAN 25 PERCENT AND A 20 FOOT WIND EQUAL 
TO OR GREATER THAN 15 MPH...

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM CDT MONDAY FOR THE 
NORTHWEST FLORIDA PANHANDLE DUE TO LONG DURATIONS OF LOW RELATIVE 
HUMIDITY BELOW 35 PERCENT...

...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY 
EVENING FOR THE NORTHWEST FLORIDA PANHANDLE DUE TO THE POTENTIAL OF 
LONG DURATIONS OF LOW RELATIVE HUMIDITY BELOW 35 PERCENT...


.A STRONG COLD FRONT APPROACHING FROM THE PLAINS WILL MOVE THROUGH
THE AREA OVERNIGHT AND USHER COOLER AND MUCH DRIER AIR INTO THE
REGION. AFTERNOON RELATIVE HUMIDITIES WILL DROP BELOW CRITICAL LEVELS
AGAIN ON MONDAY AND TUESDAY AFTERNOON.


FLZ001>006-008-271130-
/O.CAN.KMOB.FW.W.0065.000000T0000Z-081026T2300Z/
/O.UPG.KMOB.FW.A.0061.081027T1600Z-081027T2300Z/
/O.NEW.KMOB.FW.W.0066.081027T1500Z-081028T0100Z/
/O.CON.KMOB.FW.A.0062.081028T1500Z-081029T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
226 PM CDT SUN OCT 26 2008

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM CDT MONDAY...

...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY 
EVENING...

...RED FLAG WARNING FOR THIS AFTERNOON HAS BEEN CANCELLED...

A STRONG COLD FRONT APPROACHING FROM THE PLAINS WILL MOVE THROUGH  
THE AREA OVERNIGHT AND USHER COOLER AND MUCH DRIER AIR INTO THE 
REGION. AFTERNOON RELATIVE HUMIDITIES WILL DROP BELOW BELOW 35 
PERCENT FOR MORE THAN FOUR HOURS ON MONDAY...AND POSSIBLY ON TUESDAY.

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

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE 
FORECAST TO OCCUR. LISTEN FOR LATER FIRE WEATHER FORECASTS AND 
POSSIBLE RED FLAG WARNINGS.

$$

MSZ067-075-076-078-079-271130-
/O.NEW.KMOB.FW.W.0066.081027T1700Z-081027T2300Z/
WAYNE-PERRY-GREENE-STONE-GEORGE-
226 PM CDT SUN OCT 26 2008

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT MONDAY...

A STRONG COLD FRONT APPROACHING FROM THE PLAINS WILL MOVE THROUGH 
THE AREA OVERNIGHT AND USHER COOLER AND MUCH DRIER AIR INTO THE 
REGION. AFTERNOON RELATIVE HUMIDITIES WILL DROP TO 25 PERCENT OR 
LESS...AND A 20 FOOT WIND SPEED WILL BE EQUAL TO OR GREATER THAN 15 
MPH.

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

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 26, 6:19 AM CDTFire Weather WatchMOBWalton21 hr
Oct 26, 2:26 PM CDTRed Flag WarningMOBWalton29 hr

Nearby

Red Flag Warnings in Florida, 2008Every red flag warning in 2008

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.