Alert archive / Alabama / Red Flag Warnings in 2012

Red Flag Warning 30, NWS Mobile, AL

October 29, 2012Butler County, Covington County, Crenshaw County, Alabama

NWS Mobile, AL issued this red flag warning at Oct 29, 2012, 2:37 PM CDT for Butler County, Covington County, Crenshaw County, Alabama. It took effect at Oct 30, 2012, 11:00 AM CDT. It was in force for 8 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, 2012, 2:37 PM CDT (19:37 UTC)
In effect from
Oct 30, 2012, 11:00 AM CDT
Expired
Oct 30, 2012, 7:00 PM CDT
In force
8 hr
Issued by
NWS Mobile, AL

Counties Butler County, AL, Covington County, AL, Crenshaw County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 7.6 hours before the alert went out and 180 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 2012-10-29Temperature 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, Birmingham, AL at 12:00Z on 2012-10-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -122 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
630 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
-122 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.

245 
WWUS84 KMOB 291937
RFWMOB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
237 PM CDT MON OCT 29 2012

...RED FLAG WARNING REMAINS IN EFFECT TODAY FOR THE WESTERN FLORIDA
PANHANDLE AND FOR BUTLER...CRENSHAW AND COVINGTON COUNTIES IN SOUTH
CENTRAL ALABAMA...

...RED FLAG WARNING NOW IN EFFECT TUESDAY FOR THE WESTERN FLORIDA
PANHANDLE AND BUTLER...CRENSHAW AND COVINGTON COUNTIES IN SOUTH
CENTRAL ALABAMA...

.DRY STRONG NORTHERLY WINDS ON THE BACK SIDE OF HURRICANE SANDY
WILL CREATE RED FLAG WARNING CRITERIA TODAY AND TUESDAY.

FLZ001>006-301145-
/O.UPG.KMOB.FW.A.0027.121030T1600Z-121031T0000Z/
/O.NEW.KMOB.FW.W.0030.121030T1600Z-121031T0000Z/
/O.CON.KMOB.FW.W.0029.000000T0000Z-121030T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
237 PM CDT MON OCT 29 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
FOR A COMBINATION OF LOW RELATIVE HUMIDITY...STRONG SURFACE WINDS
AND HIGH DISPERSION ACROSS THE WESTERN FLORIDA PANHANDLE...

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM CDT TUESDAY FOR
A COMBINATION OF LOW RELATIVE HUMIDITY...STRONG SURFACE WINDS AND
HIGH DISPERSION ACROSS THE WESTERN FLORIDA PANHANDLE...

* AFFECTED AREA...FIRE WEATHER ZONES 001...002...003...004... 
  005 AND 006. 

* RELATIVE HUMIDITY: 20 TO 25 PERCENT.

* WINDS: NORTHWEST WINDS 15 MPH WITH HIGHER GUSTS.

* DISPERSIONS: 90 TO 110.

* IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR
  BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

ALZ057-058-060-301145-
/O.UPG.KMOB.FW.A.0027.121030T1800Z-121030T2300Z/
/O.NEW.KMOB.FW.W.0030.121030T1800Z-121030T2300Z/
/O.CON.KMOB.FW.W.0029.000000T0000Z-121029T2300Z/
BUTLER-CRENSHAW-COVINGTON-
237 PM CDT MON OCT 29 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING
FOR A COMBINATION OF LOW RELATIVE HUMIDITY...STRONG SURFACE WINDS
AND A KBDI OF 500 OR MORE ACROSS PORTIONS OF SOUTH CENTRAL ALABAMA...

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 6 PM CDT TUESDAY FOR A
COMBINATION OF LOW RELATIVE HUMIDITY...STRONG SURFACE WINDS AND A
KBDI OF 500 OR MORE ACROSS PORTIONS OF SOUTH CENTRAL ALABAMA...

* AFFECTED AREA...FIRE WEATHER ZONES 057...058 AND 060. 

* RELATIVE HUMIDITY: DOWN TO 24 PERCENT.

* WINDS: NORTHWEST WINDS 15 MPH WITH HIGHER GUSTS.

* DISPERSIONS: 100 TO 115.

* IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
2 follow-up statements
791 
WWUS84 KMOB 301104
RFWMOB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
604 AM CDT TUE OCT 30 2012

...RED FLAG WARNING IN EFFECT TODAY FOR THE WESTERN FLORIDA PANHANDLE 
AND BUTLER...CRENSHAW AND COVINGTON COUNTIES IN SOUTH CENTRAL
ALABAMA...

...A FIRE WEATHER WATCH IS IN EFFECT FOR WEDNESDAY AFTERNOON FOR THE
WESTERN FLORIDA PANHANDLE...

.DRY STRONG NORTHERLY WINDS ON THE BACK SIDE OF HURRICANE SANDY
WILL CREATE RED FLAG WARNING CRITERIA TODAY AND TUESDAY.

FLZ001>006-310315-
/O.NEW.KMOB.FW.A.0028.121031T1700Z-121031T2300Z/
/O.CON.KMOB.FW.W.0030.121030T1600Z-121031T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
604 AM CDT TUE OCT 30 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
7 PM CDT THIS EVENING A COMBINATION OF LOW RELATIVE HUMIDITY...STRONG 
SURFACE WINDS AND HIGH DISPERSION ACROSS THE WESTERN FLORIDA PANHANDLE...

...FIRE WEATHER WATCH IN EFFECT WEDNESDAY AFTERNOON FOR A COMBINATION 
OF HIGH DISPERSIONS...LOW HUMIDITY AND HIGH ERC VALUES...

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

* AFFECTED AREA...FIRE WEATHER ZONES 001...002...003...004... 
  005 AND 006. 

* RELATIVE HUMIDITY: AROUND 25 PERCENT.

* WINDS: NORTHWEST WINDS 15 MPH WITH HIGHER GUSTS.

* DISPERSIONS: 90 TO 110.

* IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
  OUTDOOR BURNING IS NOT RECOMMENDED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
 FORECASTS AND POSSIBLE RED FLAG WARNINGS.

&&

$$

ALZ057-058-060-302300-
/O.CON.KMOB.FW.W.0030.121030T1800Z-121030T2300Z/
BUTLER-CRENSHAW-COVINGTON-
604 AM CDT TUE OCT 30 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
6 PM CDT THIS EVENING FOR A COMBINATION OF LOW RELATIVE HUMIDITY...
STRONG SURFACE WINDS AND A KBDI OF 500 OR MORE ACROSS PORTIONS OF 
SOUTH CENTRAL ALABAMA...

* AFFECTED AREA...FIRE WEATHER ZONES 057...058 AND 060. 

* RELATIVE HUMIDITY: DOWN TO 24 PERCENT.

* WINDS: NORTHWEST WINDS 15 MPH WITH HIGHER GUSTS.

* DISPERSIONS: 100 TO 115.

* IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
920 
WWUS84 KMOB 301934
RFWMOB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
234 PM CDT TUE OCT 30 2012

...RED FLAG WARNING REMAINS IN EFFECT TODAY FOR THE WESTERN FLORIDA
PANHANDLE AND BUTLER...CRENSHAW AND COVINGTON COUNTIES IN SOUTH
CENTRAL ALABAMA...

...RED FLAG WARNING NOW IN EFFECT WEDNESDAY AFTERNOON FOR THE WESTERN
FLORIDA PANHANDLE...

.A DRY MODERATE WESTERLY TO NORTHWESTERLY FLOW WILL PERSIST INTO
THURSDAY...RESULTING IN LOWEST RELATIVE HUMIDITY VALUES AROUND 30
PERCENT. A SOUTHERLY FLOW WILL RETURN LATE IN THE WEEK AS SURFACE
HIGH PRESSURE OVER THE GULF MOVES EAST.

FLZ001>006-311145-
/O.UPG.KMOB.FW.A.0028.121031T1700Z-121031T2300Z/
/O.NEW.KMOB.FW.W.0031.121031T1700Z-121031T2300Z/
/O.CON.KMOB.FW.W.0030.000000T0000Z-121031T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
234 PM CDT TUE OCT 30 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING 
FOR A COMBINATION OF LOW RELATIVE HUMIDITY...STRONG SURFACE WINDS
AND HIGH DISPERSION ACROSS THE WESTERN FLORIDA PANHANDLE...

...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM CDT WEDNESDAY FOR
A COMBINATION OF LOW RELATIVE HUMIDITY AND HIGH DISPERSION ACROSS
THE WESTERN FLORIDA PANHANDLE...

* AFFECTED AREA...FIRE WEATHER ZONES 001...002...003...004... 
  005 AND 006. 

* RELATIVE HUMIDITY: AROUND 25 PERCENT.

* WINDS: NORTHWEST WINDS 15 MPH WITH HIGHER GUSTS.

* DISPERSIONS: 90 TO 110.

* IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

ALZ057-058-060-302300-
/O.CON.KMOB.FW.W.0030.000000T0000Z-121030T2300Z/
BUTLER-CRENSHAW-COVINGTON-
234 PM CDT TUE OCT 30 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING
FOR A COMBINATION OF LOW RELATIVE HUMIDITY...STRONG SURFACE WINDS
AND A KBDI OF 500 OR MORE ACROSS PORTIONS OF SOUTH CENTRAL ALABAMA...

* AFFECTED AREA...FIRE WEATHER ZONES 057...058 AND 060. 

* RELATIVE HUMIDITY: DOWN TO 24 PERCENT.

* WINDS: NORTHWEST WINDS 15 MPH WITH HIGHER GUSTS.

* DISPERSIONS: 100 TO 115.

* IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 29, 4:48 AM CDTWind AdvisoryMOBButler, Covington, Crenshaw14 hr

Nearby

Red Flag Warnings in Alabama, 2012Red Flag Warnings in Florida, 2012Every red flag warning in 2012

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.