Alert archive / Alabama / Red Flag Warnings in 2013

Red Flag Warning 8, NWS Mobile, AL

March 26, 2013Conecuh County, Covington County, Escambia County, Alabama

NWS Mobile, AL issued this red flag warning at Mar 26, 2013, 5:35 AM CDT for Conecuh County, Covington County, Escambia County, Alabama. It took effect at Mar 26, 2013, 1:00 PM CDT. It was in force for 5 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 26, 2013, 5:35 AM CDT (10:35 UTC)
In effect from
Mar 26, 2013, 1:00 PM CDT
Expired
Mar 26, 2013, 6:00 PM CDT
In force
5 hr
Issued by
NWS Mobile, AL

Counties Conecuh County, AL, Covington County, AL, Escambia County, AL

The radar

The Eglin Afb radar (KEVX), 119 km from the middle of the area, began a volume at 10:37 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 00:00Z, 10.6 hours before the alert went out and 213 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 00:00Z on 2013-03-26Temperature 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 00:00Z on 2013-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -108 square meters per square second.1939587897117136156Sfc1 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
1599 m above ground
0-6 km bulk shear
94 kt
0-1 km storm-relative helicity
-108 m²/s²
0-3 km storm-relative helicity
-50 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.

177 
WWUS84 KMOB 261035
RFWMOB

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
535 AM CDT TUE MAR 26 2013

...RED FLAG WARNING IN EFFECT FOR PARTS OF THE WESTERN FLORIDA PANHANDLE
AND SOUTHWEST ALABAMA DUE TO VERY LOW RELATIVE HUMIDITY THIS AFTERNOON...

.DRY NOTORIETY FLOW IS EXPECTED THROUGH MID WEEK...THEN BECOMING
SOUTHEASTERLY AS SURFACE HIGH PRESSURE MOVES TOWARDS...THEN OVER AN
EAST OF THE AREA. A CHANCE OF RAIN RETURNS TO MOST OF THE AREA SUNDAY.

ALZ056-059>064-FLZ005-006-262300-
/O.NEW.KMOB.FW.W.0008.130326T1800Z-130326T2300Z/
CONECUH-ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-
LOWER MOBILE-LOWER BALDWIN-INLAND OKALOOSA-COASTAL OKALOOSA-
535 AM CDT TUE MAR 26 2013

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM
CDT THIS EVENING FOR PARTS OF SOUTHWEST ALABAMA AND THE WESTERN FLORIDA 
PANHANDLE DUE TO VERY LOW AFTERNOON RELATIVE HUMIDITY...

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

* AFFECTED AREA...FIRE WEATHER ZONES 056...059...060...061... 
  062...063 AND 064. FIRE WEATHER ZONES 005 AND 006. 

* RELATIVE HUMIDITY: DROPPING TO 18 TO 24 PERCENT FOR 4 HOURS THIS
  AFTERNOON.

* WINDS: NORTH WINDS 7 TO 11 MPH.

* DISPERSIONS: RISING TO 75 TO 85 THIS AFTERNOON.

* ERC: FORECAST TO BE 40 OVER OKALOOSA COUNTY...FLORIDA.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW
RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE RAPID FIRE GROWTH
POTENTIAL.

&&

$$
2 follow-up statements
749 
WWUS84 KMOB 261115 CCA
RFWMOB

URGENT - FIRE WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE MOBILE AL
615 AM CDT TUE MAR 26 2013

...RED FLAG WARNING IN EFFECT FOR PARTS OF THE WESTERN FLORIDA PANHANDLE
AND SOUTHWEST ALABAMA DUE TO VERY LOW RELATIVE HUMIDITY THIS AFTERNOON...

.DRY NOORTHERLY FLOW IS EXPECTED THROUGH MID WEEK...THEN BECOMING
SOUTHEASTERLY AS SURFACE HIGH PRESSURE MOVES TOWARDS...THEN OVER AN
EAST OF THE AREA. A CHANCE OF RAIN RETURNS TO MOST OF THE AREA
SUNDAY.

ALZ056-059>064-FLZ005-006-262300-
/O.NEW.KMOB.FW.W.0008.130326T1800Z-130326T2300Z/
CONECUH-ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-
LOWER MOBILE-LOWER BALDWIN-INLAND OKALOOSA-COASTAL OKALOOSA-
615 AM CDT TUE MAR 26 2013

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM
CDT THIS EVENING FOR PARTS OF SOUTHWEST ALABAMA AND THE WESTERN FLORIDA 
PANHANDLE DUE TO VERY LOW AFTERNOON RELATIVE HUMIDITY...

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

* AFFECTED AREA...FIRE WEATHER ZONES 056...059...060...061... 
  062...063 AND 064. FIRE WEATHER ZONES 005 AND 006. 

* RELATIVE HUMIDITY: DROPPING TO 18 TO 24 PERCENT FOR 4 HOURS THIS
  AFTERNOON.

* WINDS: NORTH WINDS 7 TO 11 MPH.

* DISPERSIONS: RISING TO 75 TO 85 THIS AFTERNOON.

* ERC: FORECAST TO BE 40 OVER OKALOOSA COUNTY...FLORIDA.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW
RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE RAPID FIRE GROWTH
POTENTIAL.

&&

$$
082 
WWUS84 KMOB 261120 CCB
RFWMOB

URGENT - FIRE WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE MOBILE AL
615 AM CDT TUE MAR 26 2013

...RED FLAG WARNING IN EFFECT FOR PARTS OF THE WESTERN FLORIDA PANHANDLE
AND SOUTHWEST ALABAMA DUE TO VERY LOW RELATIVE HUMIDITY THIS AFTERNOON...

.DRY NORTHERLY FLOW IS EXPECTED THROUGH MID WEEK...THEN BECOMING
SOUTHEASTERLY AS SURFACE HIGH PRESSURE MOVES TOWARDS...THEN OVER AN
EAST OF THE AREA. A CHANCE OF RAIN RETURNS TO MOST OF THE AREA
SUNDAY.

ALZ056-059>064-FLZ005-006-262300-
/O.NEW.KMOB.FW.W.0008.130326T1800Z-130326T2300Z/
CONECUH-ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-
LOWER MOBILE-LOWER BALDWIN-INLAND OKALOOSA-COASTAL OKALOOSA-
615 AM CDT TUE MAR 26 2013

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM
CDT THIS EVENING FOR PARTS OF SOUTHWEST ALABAMA AND THE WESTERN FLORIDA 
PANHANDLE DUE TO VERY LOW AFTERNOON RELATIVE HUMIDITY...

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

* AFFECTED AREA...FIRE WEATHER ZONES 056...059...060...061... 
  062...063 AND 064. FIRE WEATHER ZONES 005 AND 006. 

* RELATIVE HUMIDITY: DROPPING TO 18 TO 24 PERCENT FOR 4 HOURS THIS
  AFTERNOON.

* WINDS: NORTH WINDS 7 TO 11 MPH.

* DISPERSIONS: RISING TO 75 TO 85 THIS AFTERNOON.

* ERC: FORECAST TO BE 40 OVER OKALOOSA COUNTY...FLORIDA.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW
RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE RAPID FIRE GROWTH
POTENTIAL.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 2:23 AM CDTFreeze WarningMOBButler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more30 hr

Nearby

Red Flag Warnings in Alabama, 2013Red Flag Warnings in Florida, 2013Every red flag warning in 2013

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.