Alert archive / Florida / Red Flag Warnings in 2008

Red Flag Warning 69, NWS Mobile, AL

October 29, 2008Walton County, Florida

NWS Mobile, AL issued this red flag warning at Oct 29, 2008, 2:44 AM CDT for Walton County, Florida. It took effect at Oct 30, 2008, 12:00 PM CDT. 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
Oct 29, 2008, 2:44 AM CDT (07:44 UTC)
In effect from
Oct 30, 2008, 12:00 PM CDT
Expired
Oct 30, 2008, 7:00 PM CDT
In force
7 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 07:43 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, 7.7 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 2008-10-29Temperature 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 2008-10-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 square meters per square second.19395878Sfc1 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
1865 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
14 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 290744
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
244 AM CDT WED OCT 29 2008

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 7 PM CDT THIS AFTERNOON FOR
THE NORTHWEST FLORIDA PANHANDLE DUE TO LONG DURATIONS OF LOW RELATIVE
HUMIDITY BELOW 35 PERCENT...

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 7 PM CDT THURSDAY FOR THE
NORTHWEST FLORIDA PANHANDLE DUE TO LONG DURATIONS OF LOW RELATIVE
HUMIDITY BELOW 35 PERCENT...

.A VERY DRY AIRMASS WILL REMAIN OVER THE REGION AS HIGH PRESSURE BUILDS
IN FROM THE NORTH. AFTERNOON RELATIVE HUMIDITIES WILL DROP INTO THE
MID AND UPPER 20S BOTH THIS AFTERNOON AND AGAIN THURSDAY AFTERNOON.

FLZ001>006-008-292345-
/O.NEW.KMOB.FW.W.0069.081030T1700Z-081031T0000Z/
/O.CON.KMOB.FW.W.0068.081029T1700Z-081030T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
244 AM CDT WED OCT 29 2008

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT
THIS EVENING...
...RED FLAG WARNING IN EFFECT FROM 12 PM TO 7 PM CDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 12 PM TO 7 PM CDT THURSDAY. A
RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT
THIS 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 RAPID FIRE GROWTH POTENTIAL.


$$
3 follow-up statements
000 
WWUS84 KMOB 291935
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
235 PM CDT WED OCT 29 2008

...RED FLAG WARNING IN CONTINUES THROUGH 7 PM CDT THIS EVENING FOR
THE NORTHWEST FLORIDA PANHANDLE DUE TO LONG DURATIONS OF LOW RELATIVE
HUMIDITY BELOW 35 PERCENT...

...RED FLAG WARNING REMAINS IN EFFECT FROM 12 PM TO 7 PM CDT THURSDAY
FOR THE NORTHWEST FLORIDA PANHANDLE DUE TO LONG DURATIONS OF LOW
RELATIVE HUMIDITY BELOW 35 PERCENT...

.A VERY DRY AIRMASS WILL CONTINUE OVER THE REGION AS HIGH PRESSURE
BUILDS IN FROM THE NORTH. AFTERNOON RELATIVE HUMIDITIES WILL DROP
INTO THE MID AND UPPER 20S BOTH THIS AFTERNOON AND AGAIN THURSDAY
AFTERNOON.

FLZ001>006-008-301145-
/O.CON.KMOB.FW.W.0068.000000T0000Z-081030T0000Z/
/O.CON.KMOB.FW.W.0069.081030T1700Z-081031T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
235 PM CDT WED OCT 29 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...
...RED FLAG WARNING REMAINS IN EFFECT FROM 12 PM TO 7 PM CDT
THURSDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING.
A RED FLAG WARNING REMAINS IN EFFECT FROM 12 PM TO 7 PM CDT
THURSDAY. 

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE
HUMIDITIES WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

$$
000 
WWUS84 KMOB 301049
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
549 AM CDT THU OCT 30 2008

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING FOR A SUSTAINED PERIOD OF HUMIDITY BELOW 35 PERCENT OVER THE
WEST FLORIDA PANHANDLE...

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 5 PM CDT FRIDAY...FOR A 
SUSTAINED PERIOD OF HUMIDITY BELOW 35 PERCENT OVER PORTIONS OF THE
WEST FLORIDA PANHANDLE...

.A VERY DRY AIRMASS WILL CONTINUE OVER THE REGION AS HIGH PRESSURE
MOVES FROM ALABAMA...NORTHEAST TOWARD TENNESSEE THROUGH THE WEEKEND. 
AFTERNOON RELATIVE HUMIDITIES DROPPING WELL BELOW 35 PERCENT THIS
AFTERNOON AND AGAIN FRIDAY AFTERNOON EXCEPT ALONG THE IMMEDIATE
COASTAL AREAS. 

FLZ003>006-008-301900-
/O.NEW.KMOB.FW.W.0070.081031T1700Z-081031T2200Z/
/O.CON.KMOB.FW.W.0069.081030T1700Z-081031T0000Z/
INLAND SANTA ROSA-COASTAL SANTA ROSA-INLAND OKALOOSA-
COASTAL OKALOOSA-COASTAL WALTON-
549 AM CDT THU OCT 30 2008

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT
THIS EVENING...
...RED FLAG WARNING IN EFFECT FROM 12 PM TO 5 PM CDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 12 PM TO 5 PM CDT FRIDAY. A RED
FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING. 

A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY IS FORECAST FOR THE WEST
FLORIDA PANHANDLE THIS AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE
HUMIDITIES WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

$$

FLZ001-002-301900-
/O.CON.KMOB.FW.W.0069.081030T1700Z-081031T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-
549 AM CDT THU OCT 30 2008

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT
THIS EVENING... 

A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY IS FORECAST FOR PARTS OF
THE WEST FLORIDA PANHANDLE ON FRIDAY AFTERNOON.


A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT
THIS EVENING. 

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST FOR FRIDAY AFTERNOON LOW RELATIVE HUMIDITIES WILL CREATE
THE POTENTIAL FOR RAPID FIRE GROWTH.

$$
000 
WWUS84 KMOB 301947
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
247 PM CDT THU OCT 30 2008

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING FOR A SUSTAINED PERIOD OF HUMIDITY BELOW 35 PERCENT OVER
THE WEST FLORIDA PANHANDLE...

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 5 PM CDT FRIDAY...FOR
A SUSTAINED PERIOD OF HUMIDITY BELOW 35 PERCENT OVER THE WEST
FLORIDA PANHANDLE...

.DRY CONDITIONS WILL PERSIST THROUGH FRIDAY AS A STRONG SURFACE
HIGH PRESSURE SYSTEM AND NORTHERLY FLOW CONTINUE TO PREVAIL
OVER THE AREA. AFTERNOON HEATING COUPLED WITH THIS DRY AIRMASS 
WILL CAUSE RELATIVE HUMIDITIES TO FALL BELOW 35 PERCENT FOR 4 OR
MORE HOURS TODAY AND FRIDAY AFTERNOON.

FLZ001-002-311200-
/O.EXA.KMOB.FW.W.0070.081031T1700Z-081031T2200Z/
/O.CON.KMOB.FW.W.0069.000000T0000Z-081031T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-
247 PM CDT THU OCT 30 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...
...RED FLAG WARNING IN EFFECT FROM 12 PM TO 5 PM CDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 12 PM TO 5 PM CDT FRIDAY. A RED
FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY IS FORECAST FOR THE
WEST FLORIDA PANHANDLE THIS AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE
HUMIDITIES WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

$$

FLZ003>006-008-311200-
/O.CON.KMOB.FW.W.0069.000000T0000Z-081031T0000Z/
/O.CON.KMOB.FW.W.0070.081031T1700Z-081031T2200Z/
INLAND SANTA ROSA-COASTAL SANTA ROSA-INLAND OKALOOSA-
COASTAL OKALOOSA-COASTAL WALTON-
247 PM CDT THU OCT 30 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...
...RED FLAG WARNING REMAINS IN EFFECT FROM 12 PM TO 5 PM CDT
FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING.
A RED FLAG WARNING REMAINS IN EFFECT FROM 12 PM TO 5 PM CDT
FRIDAY. 

A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY IS FORECAST FOR THE
WEST FLORIDA PANHANDLE THIS AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE
HUMIDITIES WILL CREATE THE POTENTIAL FOR RAPID FIRE GROWTH.

$$

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.