Alert archive / Alabama / Red Flag Warnings in 2008

Red Flag Warning 31, NWS Mobile, AL

March 22, 20085 counties in Alabama; Walton County, Florida

NWS Mobile, AL issued this red flag warning at Mar 22, 2008, 2:41 PM CDT for 5 counties in Alabama; Walton County, Florida. It took effect at Mar 23, 2008, 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
Mar 22, 2008, 2:41 PM CDT (19:41 UTC)
In effect from
Mar 23, 2008, 11:00 AM CDT
Expired
Mar 23, 2008, 7:00 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 19:40 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, 7.7 hours before the alert went out and 208 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 2008-03-22Temperature 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 2008-03-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.1939587897Sfc1 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
1441 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
174 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 221941
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
241 PM CDT SAT MAR 22 2008

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM CDT SUNDAY FOR THE 
WESTERN FLORIDA PANHANDLE AND PARTS OF SOUTH CENTRAL ALABAMA DUE TO 
EXPECTED CRITICALLY LOW AFTERNOON RELATIVE HUMIDITY VALUES...

...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY
AFTERNOON FOR THE WESTERN FLORIDA PANHANDLE AND PARTS OF SOUTH CENTRAL
ALABAMA DUE TO THE POSSIBILITY OF CRITICALLY LOW AFTERNOON RELATIVE 
HUMIDITY VALUES...

.A DRY AIRMASS OVER THE AREA WILL BE RE-ENFORCED ON SUNDAY IN THE
WAKE OF A WEAK COLD FRONT...WITH AFTERNOON RELATIVE HUMIDITY VALUES
DROPPING BELOW CRITICAL VALUES OVER PARTS OF SOUTH CENTRAL ALABAMA
AND MOST OF THE WESTERN FLORIDA PANHANDLE. SIMILAR CONDITIONS WILL
LIKELY OCCUR ON MONDAY AFTERNOON AS WELL. 

ALZ056>060-FLZ001>006-008-231145-
/O.UPG.KMOB.FW.A.0026.080323T1600Z-080323T2300Z/
/O.NEW.KMOB.FW.W.0031.080323T1600Z-080324T0000Z/
/O.NEW.KMOB.FW.A.0027.080324T1600Z-080325T0100Z/
CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON-INLAND ESCAMBIA-
COASTAL ESCAMBIA-INLAND SANTA ROSA-COASTAL SANTA ROSA-
INLAND OKALOOSA-COASTAL OKALOOSA-COASTAL WALTON-
241 PM CDT SAT MAR 22 2008

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM CDT SUNDAY...
...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...
WHICH IS IN EFFECT FROM 11 AM TO 7 PM CDT SUNDAY. THE IS AN UPGRADE
TO THE PREVIOUS FIRE WEATHER WATCH THAT WAS IN EFFECT FOR SUNDAY
AFTERNOON. A NEW FIRE WEATHER WATCH HAS BENN ISSUED FOR MONDAY
AFTERNOON. 

 WEAK FRONTAL BOUNDARY IS STILL EXPECTED TO PASS THROUGH THE AREA
THIS EVENING...REINFORCING THE DRY AIR AND ALSO BRINGING SLIGHTLY
COOLER TEMPERATURES TO THE REGION. THIS WILL BRING LIGHT TO
OCCASIONALLY MODERATE NORTHERLY WINDS IN THE MIXED LAYER OVER THE
LATE PART OF THE WEEKEND AND INTO THE EARLY PART OF NEXT
WEEK...RESULTING IN GOOD DAYTIME DISPERSIONS. NO PRECIPITATION IS
EXPECTED WITH THIS FRONTAL PASSAGE. A STRONG HIGH PRESSURE
SYSTEM...BUILDING SOUTHWARD THROUGH THE SOUTHERN PLAINS ON
SUNDAY...LOOKS TO BRING ANOTHER ROUND OF CRITICALLY LOW DAYTIME
HUMIDITIES TO THE AREA ON SUNDAY AND MONDAY.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
MODERATE 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.

$$
2 follow-up statements
000 
WWUS84 KMOB 231054
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
554 AM CDT SUN MAR 23 2008

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM CDT SUNDAY FOR
THE WESTERN FLORIDA PANHANDLE AND PARTS OF SOUTH CENTRAL ALABAMA
DUE TO EXPECTED CRITICALLY LOW AFTERNOON RELATIVE HUMIDITY
VALUES...

...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE
MONDAY AFTERNOON FOR THE WESTERN FLORIDA PANHANDLE AND PARTS OF
SOUTH CENTRAL ALABAMA DUE TO THE POSSIBILITY OF CRITICALLY LOW
AFTERNOON RELATIVE HUMIDITY VALUES...

.A DRY AIRMASS OVER THE AREA MOVING OVER THE AREA TODAY WILL BE RE-
ENFORCED ON MONDAY AS ANOTHER SURGE OF NORTHERLY AIR PASSES TONIGHT.
DAYTIME RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL TO AROUND 25
PERCENT THIS AFTERNOON...AROUND 20 PERCENT MONDAY AFTERNOON.
DISPERSIONS WILL BE HIGH BOTH DAYS DUE TO MODERATE TO STRONG
NORTHERLY WINDS.

ALZ056>060-231900-
/O.CAN.KMOB.FW.W.0031.080323T1600Z-080324T0000Z/
/O.CON.KMOB.FW.A.0027.080324T1600Z-080325T0100Z/
CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON-
554 AM CDT SUN MAR 23 2008

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH MONDAY EVENING...
...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELLED THE RED FLAG
WARNING FOR SUNDAY. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY
MORNING THROUGH MONDAY EVENING.

A WEAK FRONTAL BOUNDARY PASSED OVER THE AREA THIS EVENING...REINFORCING
THE DRY AIR AND ALSO BRINGING SLIGHTLY COOLER TEMPERATURES TO THE
REGION. DAYTIME RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL TO
AROUND 25 PERCENT TODAY...20 TO 25 PERCENT MONDAY AFTERNOON. 

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
MODERATE 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.

$$

FLZ001>006-008-231900-
/O.CON.KMOB.FW.W.0031.080323T1600Z-080324T0000Z/
/O.CON.KMOB.FW.A.0027.080324T1600Z-080325T0100Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
554 AM CDT SUN MAR 23 2008

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
7 PM CDT THIS EVENING...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING
THROUGH MONDAY EVENING...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
7 PM CDT THIS EVENING. A FIRE WEATHER WATCH REMAINS IN EFFECT
FROM MONDAY MORNING THROUGH MONDAY EVENING. 

A WEAK FRONTAL BOUNDARY PASSED OVER THE AREA THIS
EVENING...REINFORCING THE DRY AIR AND ALSO BRINGING SLIGHTLY COOLER
TEMPERATURES TO THE REGION. DAYTIME RELATIVE HUMIDITY VALUES ARE
EXPECTED TO FALL TO AROUND 25 PERCENT TODAY...20 TO 25 PERCENT MONDAY
AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
MODERATE 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>055-061>064-231900-
/O.EXA.KMOB.FW.A.0027.080324T1600Z-080325T0100Z/
CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-UPPER MOBILE-
UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
554 AM CDT SUN MAR 23 2008

...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FIRE WEATHER
WATCH...WHICH IS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY
EVENING. 

A WEAK FRONTAL BOUNDARY PASSED OVER THE AREA THIS EVENING...REINFORCING
THE DRY AIR AND ALSO BRINGING SLIGHTLY COOLER TEMPERATURES TO THE
REGION. DAYTIME RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL TO
AROUND 25 PERCENT TODAY...20 TO 25 PERCENT MONDAY AFTERNOON. 

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
MODERATE 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.

$$
000 
WWUS84 KMOB 231945
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
245 PM CDT SUN MAR 23 2008

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM CDT MONDAY FOR ALL OF 
SOUTHWEST ALABAMA AND ALL OF THE WESTERN FLORIDA PANHANDLE DUE TO THE 
LIKELIHOOD OF CRITICALLY LOW AFTERNOON RELATIVE HUMIDITY VALUES...

...FIRE WEATHER WATCH IN EFFECT TUESDAY AFTERNOON FOR PORTIONS OF SOUTHERN
ALABAMA GENERALLY ALONG AND EAST OF I-65 AND OVER THE ENTIRE WESTERN FLORIDA
PANHANDLE DU TO THE POTENTIAL FOR CRITICALLY LOW AFTERNOON RELATIVE HUMIDITY
VALUES...

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR THE 
WESTERN FLORIDA PANHANDLE DUE TO CRITICALLY LOW RELATIVE HUMIDITY VALUES...

.COOLER AND DRIER HIGH PRESSURE WILL DRIFT EAST ACROSS THE REGION 
OVER THE NEXT SEVERAL DAYS. AS THE HIGH DRIFTS EAST BY WEDNESDAY...
AFTERNOON HUMIDITIES SHOULD RISE ABOVE CRITICAL LEVELS.

FLZ001>006-008-241145-
/O.UPG.KMOB.FW.A.0027.080324T1600Z-080325T0100Z/
/O.NEW.KMOB.FW.W.0032.080324T1600Z-080325T0100Z/
/O.NEW.KMOB.FW.A.0028.080325T1800Z-080325T2300Z/
/O.CON.KMOB.FW.W.0031.000000T0000Z-080324T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
245 PM CDT SUN MAR 23 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...
...RED FLAG WARNING IN EFFECT FROM 11 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 11 AM TO 8 PM CDT MONDAY. A
FIRE WEATHER WATCH HAS ALSO BEEN ISSUED FOR TUESDAY AFTERNOON. A 
RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING.

COOLER AND DRIER HIGH PRESSURE WILL DRIFT EAST ACROSS THE REGION 
OVER THE NEXT SEVERAL DAYS. AS THE HIGH DRIFTS EAST BY WEDNESDAY...
AFTERNOON HUMIDITIES SHOULD RISE ABOVE CRITICAL LEVELS.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF PRIMARILY 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>060-241145-
/O.UPG.KMOB.FW.A.0027.080324T1600Z-080325T0100Z/
/O.NEW.KMOB.FW.W.0032.080324T1600Z-080325T0100Z/
/O.NEW.KMOB.FW.A.0028.080325T1800Z-080325T2300Z/
CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON-
245 PM CDT SUN MAR 23 2008

...RED FLAG WARNING IN EFFECT FROM 11 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 11 AM TO 8 PM CDT MONDAY. A
FIRE WEATHER WATCH HAS ALSO BEEN ISSUED FOR TUESDAY AFTERNOON.

COOLER AND DRIER HIGH PRESSURE WILL DRIFT EAST ACROSS THE REGION 
OVER THE NEXT SEVERAL DAYS. AS THE HIGH DRIFTS EAST BY WEDNESDAY...
AFTERNOON HUMIDITIES SHOULD RISE ABOVE CRITICAL LEVELS.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF PRIMARILY 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>055-061>064-241145-
/O.UPG.KMOB.FW.A.0027.080324T1600Z-080325T0100Z/
/O.NEW.KMOB.FW.W.0032.080324T1600Z-080325T0100Z/
CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-UPPER MOBILE-
UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN-
245 PM CDT SUN MAR 23 2008

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 8 PM CDT MONDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

COOLER AND DRIER HIGH PRESSURE WILL DRIFT EAST ACROSS THE REGION 
OVER THE NEXT SEVERAL DAYS. AS THE HIGH DRIFTS EAST BY WEDNESDAY...
AFTERNOON HUMIDITIES SHOULD RISE ABOVE CRITICAL LEVELS.

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
Mar 22, 5:33 AM CDTFire Weather WatchMOBButler, Conecuh, Covington, Crenshaw, Escambia9 hr
Mar 22, 2:41 PM CDTFire Weather WatchMOBButler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more24 hr

Nearby

Red Flag Warnings in Alabama, 2008Red 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.