Alert archive / Florida / Red Flag Warnings in 2008

Red Flag Warning 70, NWS Mobile, AL

October 30, 2008Walton County, Florida

NWS Mobile, AL issued this red flag warning at Oct 30, 2008, 5:49 AM CDT for Walton County, Florida. It took effect at Oct 30, 2008, 2:47 PM CDT. It was in force for 26 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 30, 2008, 5:49 AM CDT (10:49 UTC)
In effect from
Oct 30, 2008, 2:47 PM CDT
Expired
Oct 31, 2008, 5:00 PM CDT
In force
26 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 10:55 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

Eglin AFB/Valpar, FL (KVPS), launched 00:00Z, 10.8 hours before the alert went out and 35 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, Eglin AFB/Valpar, FL at 00:00Z on 2008-10-30Temperature 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, Eglin AFB/Valpar, FL at 00:00Z on 2008-10-30The 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2227 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
13 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 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.

$$
3 follow-up statements
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.

$$
000 
WWUS84 KMOB 311055
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
555 AM CDT FRI OCT 31 2008

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CDT THIS
AFTERNOON FOR A SUSTAINED PERIOD OF LOW HUMIDITY ACROSS THE WEST
FLORIDA PANHANDLE...

...FIRE WEATHER WATCH IN EFFECT SATURDAY AFTERNOON OVER THE WEST
FLORIDA PANHANDLE FOR THE POSSIBILITY OF A SUSTAINED PERIOD OF LOW
RELATIVE HUMIDITY...

.LOW AFTERNOON HUMIDITY WILL CONTINUE ACROSS THE AREA THE NEXT TWO
AFTERNOONS AS DRY CONDITIONS PERSIST INTO SATURDAY AS A STRONG
SURFACE HIGH PRESSURE SYSTEM AND LIGHT NORTHEAST WINDS CONTINUE.
AFTERNOON HEATING COUPLED WITH THIS DRY AIRMASS WILL CAUSE RELATIVE
HUMIDITIES TO FALL BELOW 35 PERCENT FOR 4 OR MORE HOURS TODAY AND
SATURDAY AFTERNOON.

FLZ001>006-008-312000-
/O.NEW.KMOB.FW.A.0063.081101T1800Z-081101T2200Z/
/O.CON.KMOB.FW.W.0070.081031T1700Z-081031T2200Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
555 AM CDT FRI OCT 31 2008

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 5 PM CDT
THIS AFTERNOON...
...FIRE WEATHER WATCH IN EFFECT SATURDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FIRE WEATHER
WATCH...WHICH IS IN EFFECT SATURDAY AFTERNOON. THE RED FLAG WARNING
REMAINS IN EFFECT FROM NOON TO 5 PM CDT THIS AFTERNOON.

A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY IS FORECAST FOR THE
WEST FLORIDA PANHANDLE THIS AFTERNOON AND IS POSSIBLE AGAIN ON
SATURDAY 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.

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

$$
000 
WWUS84 KMOB 311906
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
206 PM CDT FRI OCT 31 2008

...RED FLAG WARNING REMAINS IN EFFECT THROUGH 5 PM CDT THIS
AFTERNOON FOR A SUSTAINED PERIOD OF LOW HUMIDITY ACROSS THE WEST
FLORIDA PANHANDLE...

...FIRE WEATHER WATCH REMAINS IN EFFECT SATURDAY AFTERNOON OVER THE WEST
FLORIDA PANHANDLE FOR THE POSSIBILITY OF A SUSTAINED PERIOD OF LOW
RELATIVE HUMIDITY...

.DRY CONDITIONS ARE FORECAST TO CONTINUE OVER THE AREA INTO
SATURDAY AS A STRONG SURFACE HIGH PRESSURE SYSTEM OVER THE MID
ATLANTIC AND SOUTHEAST BRINGS LOW HUMIDITY ON LIGHT NORTHEAST WINDS. 

FLZ001>006-008-011130-
/O.CON.KMOB.FW.W.0070.000000T0000Z-081031T2200Z/
/O.CON.KMOB.FW.A.0063.081101T1800Z-081101T2200Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
206 PM CDT FRI OCT 31 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...
...FIRE WEATHER WATCH REMAINS IN EFFECT SATURDAY AFTERNOON...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON. A FIRE WEATHER WATCH REMAINS IN EFFECT SATURDAY
AFTERNOON. 

AFTERNOON HEATING COUPLED WITH A DRY AIRMASS WILL CAUSE RELATIVE
HUMIDITIES TO FALL BELOW 35 PERCENT FOR 4 OR MORE HOURS TODAY AND
AGAIN SATURDAY 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.

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

$$

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.