Alert archive / Alabama / Red Flag Warnings in 2007

Red Flag Warning 40, NWS Mobile, AL

April 15, 2007Walton County, Florida; 5 counties in Alabama

NWS Mobile, AL issued this red flag warning at Apr 15, 2007, 2:00 PM CDT for Walton County, Florida; 5 counties in Alabama. It took effect at Apr 16, 2007, 10:00 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
Apr 15, 2007, 2:00 PM CDT (19:00 UTC)
In effect from
Apr 16, 2007, 10:00 AM CDT
Expired
Apr 16, 2007, 6:00 PM CDT
In force
8 hr
Issued by
NWS Mobile, AL

Counties Butler County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Walton County, FL

The radar

The Eglin Afb radar (KEVX), 107 km from the middle of the area, began a volume at 19:04 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 12:00Z, 7.0 hours before the alert went out and 245 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 12:00Z on 2007-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLEL10008507005003002001001 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 12:00Z on 2007-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -50 square meters per square second.1939587897117Sfc1 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
2 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
541 m above ground
0-6 km bulk shear
82 kt
0-1 km storm-relative helicity
-50 m²/s²
0-3 km storm-relative helicity
52 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 151951
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
200 PM CDT SUN APR 15 2007

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM CDT MONDAY OVER THE 
FLORIDA PANHANDLE DUE TO LONG DURATION OF CRITICALLY LOW RELATIVE 
HUMIDITY VALUES...

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 6 PM CDT MONDAY OVER 
SOUTH CENTRAL ALABAMA DUE TO LONG DURATION OF CRITICALLY LOW 
RELATIVE HUMIDITY VALUES...

...FIRE WEATHER WATCH IN EFFECT TUESDAY OVER THE FLORIDA PANHANDLE 
DUE TO LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY VALUES...

.RELATIVE HUMIDITIES WILL FALL INTO THE LOWER TO MIDDLE 20 PERCENT
RANGE MONDAY AFTERNOON ACROSS THE FCST AREA...WITH CRITICALLY LOW
RELATIVE HUMIDITY VALUES OCCURRING OVER THE FLORIDA PANHANDLE SOUTH
CENTRAL ALABAMA.

FLZ001>006-008-160400-
/O.NEW.KMOB.FW.W.0040.070416T1500Z-070417T0100Z/
/O.NEW.KMOB.FW.A.0032.070417T1700Z-070417T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
200 PM CDT SUN APR 15 2007

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM CDT MONDAY...
...FIRE WEATHER WATCH IN EFFECT TUESDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 10 AM TO 8 PM CDT MONDAY. A
FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH
IS IN EFFECT TUESDAY AFTERNOON. 

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.

$$

ALZ056>060-160400-
/O.NEW.KMOB.FW.W.0040.070416T1800Z-070416T2300Z/
CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON-
200 PM CDT SUN APR 15 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 6 PM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM TO 6 PM CDT MONDAY. 

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.

$$
3 follow-up statements
000 
WWUS84 KMOB 151951 CCA
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
200 PM CDT SUN APR 15 2007

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM CDT MONDAY OVER THE 
FLORIDA PANHANDLE DUE TO LONG DURATION OF CRITICALLY LOW RELATIVE 
HUMIDITY VALUES...

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 6 PM CDT MONDAY OVER 
SOUTH CENTRAL ALABAMA DUE TO LONG DURATION OF CRITICALLY LOW 
RELATIVE HUMIDITY VALUES...

...FIRE WEATHER WATCH IN EFFECT TUESDAY OVER THE FLORIDA PANHANDLE 
DUE TO LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY VALUES...

.RELATIVE HUMIDITIES WILL FALL INTO THE LOWER TO MIDDLE 20 PERCENT
RANGE MONDAY AFTERNOON ACROSS THE FCST AREA...WITH CRITICALLY LOW 
RELATIVE HUMIDITY VALUES OCCURRING OVER THE FLORIDA PANHANDLE AND 
SOUTH CENTRAL ALABAMA.

FLZ001>006-008-160400-
/O.NEW.KMOB.FW.W.0040.070416T1500Z-070417T0100Z/
/O.NEW.KMOB.FW.A.0032.070417T1700Z-070417T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
200 PM CDT SUN APR 15 2007

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM CDT MONDAY...
...FIRE WEATHER WATCH IN EFFECT TUESDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 10 AM TO 8 PM CDT MONDAY. A
FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH
IS IN EFFECT TUESDAY AFTERNOON. 

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.

$$

ALZ056>060-160400-
/O.NEW.KMOB.FW.W.0040.070416T1800Z-070416T2300Z/
CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON-
200 PM CDT SUN APR 15 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 6 PM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM TO 6 PM CDT MONDAY. 

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.

$$
000 
WWUS84 KMOB 160905
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
405 AM CDT MON APR 16 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 6 PM CDT TODAY
OVER THE WESTERN FLORIDA PANHANDLE DUE TO A LONG DURATION OF
CRITICALLY LOW RELATIVE HUMIDITY VALUES...

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 6 PM CDT TODAY OVER
SOUTH CENTRAL ALABAMA DUE TO A LONG DURATION OF CRITICALLY LOW
RELATIVE HUMIDITY VALUES...

...FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY OVER THE FLORIDA
PANHANDLE DUE TO A LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY
VALUES...

.RELATIVE HUMIDITIES WILL FALL INTO THE LOWER TO MIDDLE
20 PERCENT RANGE THIS AFTERNOON ACROSS THE AREA...WITH CRITICALLY
LOW RELATIVE HUMIDITY VALUES OCCURRING OVER THE FLORIDA PANHANDLE AND
PARTS OF SOUTH CENTRAL ALABAMA.

FLZ001>006-008-161900-
/O.EXT.KMOB.FW.W.0040.070416T1500Z-070416T2300Z/
/O.CON.KMOB.FW.A.0032.070417T1700Z-070417T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
405 AM CDT MON APR 16 2007

...RED FLAG WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO 6 PM
CDT THIS AFTERNOON...
...FIRE WEATHER WATCH REMAINS IN EFFECT TUESDAY AFTERNOON...

THE RED FLAG WARNING IS NOW IN EFFECT FROM 10 AM THIS MORNING TO
6 PM CDT THIS AFTERNOON. A FIRE WEATHER WATCH REMAINS IN EFFECT
TUESDAY AFTERNOON. 

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.

$$

ALZ056>060-161900-
/O.CON.KMOB.FW.W.0040.070416T1800Z-070416T2300Z/
CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON-
405 AM CDT MON APR 16 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 6 PM CDT THIS
AFTERNOON...

A RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 6 PM CDT THIS
AFTERNOON. 

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.

$$
000 
WWUS84 KMOB 161835
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
135 PM CDT MON APR 16 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT TODAY OVER
THE WESTERN FLORIDA PANHANDLE DUE TO A LONG DURATION OF CRITICALLY
LOW RELATIVE HUMIDITY VALUES...

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT TODAY OVER
SOUTH CENTRAL ALABAMA DUE TO A LONG DURATION OF CRITICALLY LOW 
RELATIVE HUMIDITY VALUES...

...RED FLAG WARNING NOW IN EFFECT FROM NOON TO 6 PM CDT TUESDAY
OVER THE WESTERN FLORIDA PANHANDLE DUE TO A LONG DURATION OF 
CRITICALLY LOW RELATIVE HUMIDITY VALUES...

.A DRY AIRMASS WILL CONTINUE ACROSS THE AREA THROUGH EARLY TUESDAY
BEFORE MOISTURE BEGINS INCREASING BY TUESDAY AFTERNOON AHEAD OF AN
APPROACHING COLD FRONT. CRITICALLY LOW RELATIVE HUMIDITY VALUES ARE
EXPECTED TUESDAY ACROSS ALL OF NORTHWEST FLORIDA. A CHANCE OF RAIN
SHOWERS OR THUNDERSTORMS ARE EXPECTED LATE TUESDAY NIGHT INTO
WEDNESDAY.


FLZ001>006-008-170245-
/O.UPG.KMOB.FW.A.0032.070417T1700Z-070417T2300Z/
/O.NEW.KMOB.FW.W.0041.070417T1700Z-070417T2300Z/
/O.CON.KMOB.FW.W.0040.000000T0000Z-070416T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
135 PM CDT MON APR 16 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS
AFTERNOON...
...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 12 PM TO 6 PM CDT TUESDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A RED FLAG WARNING
REMAINS IN EFFECT UNTIL 6 PM CDT THIS AFTERNOON. 

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.

$$

ALZ056>060-162300-
/O.CON.KMOB.FW.W.0040.000000T0000Z-070416T2300Z/
CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON-
135 PM CDT MON APR 16 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS
AFTERNOON...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS
AFTERNOON. 

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.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 7:20 PM CDTSevere Thunderstorm WarningMOBEscambia, Santa Rosa55 min
Apr 14, 7:41 PM CDTSpecial Marine WarningMOB34 min
Apr 14, 8:39 PM CDTSpecial Marine WarningMOB2 hr
Apr 15, 2:20 AM CDTWind AdvisoryMOB17 hr
Apr 15, 2:00 PM CDTFire Weather WatchMOBWalton24 hr
Apr 14, 7:38 PM CDTSevere Thunderstorm WarningMOBBaldwin, Mobile52 min

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.