Alert archive / Alabama / Red Flag Warnings in 2007

Red Flag Warning 78, NWS Mobile, AL

November 14, 2007Walton County, Florida; Covington County, Escambia County, Washington County, Alabama

NWS Mobile, AL issued this red flag warning at Nov 14, 2007, 1:57 PM CST for Walton County, Florida; Covington County, Escambia County, Washington County, Alabama. It took effect at Nov 15, 2007, 5:59 AM CST. It was in force for 11 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
Nov 14, 2007, 1:57 PM CST (19:57 UTC)
In effect from
Nov 15, 2007, 5:59 AM CST
Expired
Nov 15, 2007, 5:00 PM CST
In force
11 hr
Issued by
NWS Mobile, AL

Counties Covington County, AL, Escambia County, AL, Washington County, AL, Walton County, FL

The radar

The Eglin Afb radar (KEVX), 119 km from the middle of the area, began a volume at 19:55 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

Birmingham, AL (KBMX), launched 12:00Z, 8.0 hours before the alert went out and 232 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, Birmingham, AL at 12:00Z on 2007-11-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 67 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, Birmingham, AL at 12:00Z on 2007-11-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 101 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
67 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
689 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
101 m²/s²
0-3 km storm-relative helicity
85 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 141957
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
157 PM CST WED NOV 14 2007

...A RED FLAG WARNING IS NOW IN EFFECT THURSDAY AFTERNOON FOR THE
WESTERN FLORIDA PANHANDLE DUE TO THE POTENTIAL OF A LONG DURATION OF
LOW RELATIVE HUMIDITY BELOW 35 PERCENT...

...FIRE WEATHER WATCH ALSO IN EFFECT FRIDAY AFTERNOON FOR THE
WESTERN FLORIDA PANHANDLE AND SOUTH CENTRAL AND SOUTHWEST ALABAMA 
DUE TO THE POTENTIAL OF A LONG DURATION OF LOW RELATIVE HUMIDITY...

.A MUCH DRIER AIRMASS WILL MOVE INTO THE AREA BEHIND A STRONG
COLD FRONT THAT WILL PASS THROUGH THE AREA ON THURSDAY MORNING.
THE VERY DRY AIRMASS COMBINED WITH TEMPERATURES IN THE 60S WILL
CAUSE RELATIVE HUMIDITY VALUES TO DROP BELOW CRITICAL VALUES ON
THURSDAY AND FRIDAY AFTERNOONS.

FLZ001>006-008-151230-
/O.UPG.KMOB.FW.A.0068.071115T1800Z-071115T2300Z/
/O.NEW.KMOB.FW.W.0078.071115T1800Z-071115T2300Z/
/O.CON.KMOB.FW.A.0069.071116T1800Z-071116T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
157 PM CST WED NOV 14 2007

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 5 PM CST THURSDAY...
...FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 12 PM TO 5 PM CST THURSDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A FIRE WEATHER WATCH
REMAINS IN EFFECT FRIDAY AFTERNOON. 

A DRY AIRMASS WILL MOVE OVER THE AREA THURSDAY FOLLOWING A FRONTAL
PASSAGE LATE TONIGHT. DAYTIME RELATIVE HUMIDITY VALUES ARE EXPECTED TO
DROP TO AROUND 25 PERCENT THURSDAY...20 TO 25 PERCENT FRIDAY.

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.

$$

ALZ051>064-151230-
/O.EXA.KMOB.FW.A.0069.071116T1800Z-071116T2300Z/
CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-
ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-
LOWER BALDWIN-
157 PM CST WED NOV 14 2007

...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FIRE WEATHER
WATCH...WHICH IS IN EFFECT FRIDAY AFTERNOON. 

A DRY AIRMASS WILL MOVE OVER THE AREA THURSDAY FOLLOWING A FRONTAL
PASSAGE LATE TONIGHT. DAYTIME RELATIVE HUMIDITY VALUES ARE EXPECTED TO
DROP TO AROUND 25 PERCENT THURSDAY...20 TO 25 PERCENT FRIDAY.

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

$$
2 follow-up statements
000 
WWUS84 KMOB 151159
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
559 AM CST THU NOV 15 2007

...RED FLAG WARNING IN EFFECT FROM 2 TO 5 PM TODAY FOR GUSTY WINDS
AND LOW HUMIDITY OVER WASHINGTON...MOBILE...BALDWIN...ESCAMBIA AND
COVINGTON COUNTIES OF ALABAMA...

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS 
AFTERNOON FOR THE WEST FLORIDA PANHANDLE FOR LOW RELATIVE HUMIDITY 
AND GUSTY WINDS...

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM CST FRIDAY FOR THE
WEST FLORIDA PANHANDLE FOR LOW  RELATIVE HUMIDITY...

...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON FOR SOUTHWEST AND
SOUTH ALABAMA FOR LOW RELATIVE HUMIDITY... 

.A COLD FRONT MOVED EAST OF THE AREA BEFORE SUNRISE THIS
MORNING...BRINGING GUSTY NORTHERLY WINDS AND DRIER AIR TO THE AREA.
ANOTHER DRY AFTERNOON EXPECTED ON FRIDAY BUT WITH LESS WIND AS THE
CENTER OF THE HIGH PRESSURE MOVES ACROSS THE REGION. DISPERSION
INDICES WILL HIGH TODAY WITH THE STRONGER WINDS BUT LOW ON FRIDAY
AFTERNOON AS THE WINDS DIMINISH BOTH AT THE SURFACE AND ALOFT IN THE
CENTER OF THE HIGH PRESSURE. AFTERNOON HUMIDITY WILL INCREASE OVER
THE WEEKEND AS CLOUDS AND A CHANCE OF RAIN RETURN TO THE AREA LATE IN
THE WEEKEND ...INTO NEXT WEEK.


FLZ001>006-008-151930-
/O.UPG.KMOB.FW.A.0069.071116T1800Z-071116T2300Z/
/O.NEW.KMOB.FW.W.0079.071116T1800Z-071116T2300Z/
/O.CON.KMOB.FW.W.0078.071115T1800Z-071115T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
559 AM CST THU NOV 15 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 5 PM CST
THIS AFTERNOON...
...RED FLAG WARNING IN EFFECT FROM 12 PM TO 5 PM CST FRIDAY...

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

A BREEZY AND DRY AIRMASS WILL MOVE OVER THE AREA TODAY FOLLOWING IN
THE WAKE OF LAST NIGHTS COLD FRONT.  DAYTIME RELATIVE HUMIDITY
VALUES ARE EXPECTED TO DROP TO AROUND 25 PERCENT THURSDAY WITH A
GUSTY NORTHERLY WIND OF 20 TO 25 MPH AT TIMES. LOWER HUMIDITY
EXPECTED ON FRIDAY BUT WITH LESS WIND.

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.

$$

ALZ052-059>064-151930-
/O.EXB.KMOB.FW.W.0078.071115T2000Z-071115T2300Z/
/O.CON.KMOB.FW.A.0069.071116T1800Z-071116T2300Z/
WASHINGTON-ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-
LOWER MOBILE-LOWER BALDWIN-
559 AM CST THU NOV 15 2007

...RED FLAG WARNING IN EFFECT FROM 2 PM TO 5 PM CST THIS
AFTERNOON...
...FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 2 PM TO 5 PM CST THIS
AFTERNOON. A FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY
AFTERNOON. 

A BREEZY AND DRY AIRMASS WILL MOVE OVER THE AREA TODAY FOLLOWING IN
THE WAKE OF LAST NIGHTS COLD FRONT.  DAYTIME RELATIVE HUMIDITY
VALUES ARE EXPECTED TO DROP TO AROUND 25 PERCENT THURSDAY WITH A
GUSTY NORTHERLY WIND OF 20 TO 25 MPH AT TIMES. LOWER HUMIDITY
EXPECTED ON FRIDAY BUT WITH LESS WIND.

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.

$$

ALZ051-053>058-151930-
/O.CON.KMOB.FW.A.0069.071116T1800Z-071116T2300Z/
CHOCTAW-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-
559 AM CST THU NOV 15 2007

...FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON...

A FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON. 

A DRY AIRMASS WILL REMAIN OVER THE AREA INTO FRIDAY. DAYTIME
RELATIVE HUMIDITY VALUES ARE EXPECTED TO BE BETWEEN 15 AND 25 PERCENT
ON FRIDAY AFTERNOON. 

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 151954
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
154 PM CST THU NOV 15 2007

...RED FLAG WARNING IN EFFECT FROM 2 TO 5 PM TODAY FOR GUSTY
WINDS AND LOW HUMIDITY OVER WASHINGTON...MOBILE...BALDWIN...
ESCAMBIA AND COVINGTON COUNTIES OF ALABAMA...

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS
AFTERNOON FOR THE WEST FLORIDA PANHANDLE FOR LOW RELATIVE
HUMIDITY AND GUSTY WINDS...

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM CST FRIDAY FOR
THE WEST FLORIDA PANHANDLE FOR LOW  RELATIVE HUMIDITY...

...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON FOR SOUTHWEST
AND SOUTH ALABAMA FOR LOW RELATIVE HUMIDITY...

.A COLD FRONT MOVED EAST OF THE AREA BEFORE SUNRISE THIS
MORNING...BRINGING GUSTY NORTHERLY WINDS AND DRIER AIR TO THE
AREA. ANOTHER DRY AFTERNOON IS EXPECTED ON FRIDAY...BUT WITH LESS WIND
AS THE CENTER OF THE HIGH PRESSURE MOVES ACROSS THE REGION.
DISPERSION INDICES CONTINUE TO BE HIGH TODAY WITH THE STRONGER WINDS...
BUT LOW ON FRIDAY AFTERNOON AS THE WINDS DIMINISH BOTH AT THE SURFACE
AND ALOFT IN THE CENTER OF THE HIGH PRESSURE. AFTERNOON HUMIDITY WILL
INCREASE OVER THE WEEKEND AS CLOUDS AND A CHANCE OF RAIN RETURN TO
THE AREA EARLY IN THE WEEK.

FLZ001>006-008-161230-
/O.CON.KMOB.FW.W.0078.000000T0000Z-071115T2300Z/
/O.CON.KMOB.FW.W.0079.071116T1800Z-071116T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
154 PM CST THU NOV 15 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM CST THIS
AFTERNOON...
...RED FLAG WARNING REMAINS IN EFFECT FROM 12 PM TO 5 PM CST
FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM CST THIS
AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT FROM 12 PM TO
5 PM CST FRIDAY. 

A BREEZY AND DRY AIRMASS WILL CONTINUE TO MOVE OVER THE AREA INTO
TONIGHT FOLLOWING IN THE WAKE OF LAST NIGHTS COLD FRONT. DAYTIME
RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP TO AROUND 25 PERCENT
THIS AFTERNOON WITH A GUSTY NORTHERLY WIND OF 20 TO 25 MPH AT TIMES.
LOWER HUMIDITY EXPECTED ON FRIDAY...BUT WITH LESS WIND.

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.

$$

ALZ052-059>064-161230-
/O.CON.KMOB.FW.W.0078.071115T2000Z-071115T2300Z/
/O.CON.KMOB.FW.A.0069.071116T1800Z-071116T2300Z/
WASHINGTON-ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-
LOWER MOBILE-LOWER BALDWIN-
154 PM CST THU NOV 15 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM CST THIS
AFTERNOON...
...FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON...

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

A BREEZY AND DRY AIRMASS WILL CONTINUE TO MOVE OVER THE AREA INTO
TONIGHT FOLLOWING IN THE WAKE OF LAST NIGHTS COLD FRONT. DAYTIME
RELATIVE HUMIDITY VALUES ARE EXPECTED TO DROP TO AROUND 25 PERCENT
THIS AFTERNOON WITH A GUSTY NORTHERLY WIND OF 20 TO 25 MPH AT TIMES.
LOWER HUMIDITY EXPECTED ON FRIDAY...BUT WITH LESS WIND.

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.

$$

ALZ051-053>058-161230-
/O.CON.KMOB.FW.A.0069.071116T1800Z-071116T2300Z/
CHOCTAW-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-
154 PM CST THU NOV 15 2007

...FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON...

A FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON. 

A DRY AIRMASS WILL REMAIN OVER THE AREA INTO FRIDAY. DAYTIME
RELATIVE HUMIDITY VALUES ARE EXPECTED TO BE BETWEEN 15 AND
25 PERCENT ON FRIDAY AFTERNOON.

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

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 14, 3:53 AM CSTFire Weather WatchMOBWalton10 hr
Nov 14, 3:53 AM CSTFire Weather WatchMOBWalton49 hr
Nov 14, 4:25 AM CSTDense Fog AdvisoryMOB4 hr

Nearby

Red Flag Warnings in Alabama, 2007Red 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.