Alert archive / Florida / Red Flag Warnings in 2007

Red Flag Warning 25, NWS Mobile, AL

March 2, 2007Walton County, Florida

NWS Mobile, AL issued this red flag warning at Mar 2, 2007, 5:38 AM CST for Walton County, Florida. It took effect at Mar 3, 2007, 11:00 AM CST. It was in force for 7 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 2, 2007, 5:38 AM CST (11:38 UTC)
In effect from
Mar 3, 2007, 11:00 AM CST
Expired
Mar 3, 2007, 6:00 PM CST
In force
7 hr
Issued by
NWS Mobile, AL

County Walton County, FL

The radar

The Eglin Afb radar (KEVX), 25 km from the middle of the area, began a volume at 11:44 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

Eglin AFB/Valpar, FL (KVPS), launched 00:00Z, 11.6 hours before the alert went out and 35 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, Eglin AFB/Valpar, FL at 00:00Z on 2007-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 902 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, Eglin AFB/Valpar, FL at 00:00Z on 2007-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 328 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
902 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
604 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
328 m²/s²
0-3 km storm-relative helicity
409 m²/s²
Significant tornado parameter
2.0
Supercell composite
11.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS84 KMOB 021138
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
538 AM CST FRI MAR 2 2007

...A RED FLAG WARNING IS IN EFFECT TODAY AND AGAIN SATURDAY FOR THE
WEST FLORIDA PANHANDLE DUE TO A SUSTAINED PERIOD LOW SURFACE HUMIDITY...

.A DRY AIRMASS WILL SETTLE ACROSS THE CENTRAL GULF COAST REGION
DURING THE DAY TODAY...RESULTING IN AFTERNOON RELATIVE HUMIDITIES
FALLING BELOW CRITICAL THRESHOLDS FOR MANY LOCATIONS IN NORTHWEST
FLORIDA...BOTH TODAY AND SATURDAY AFTERNOON. 

FLZ001>006-008-022000-
/O.NEW.KMOB.FW.W.0025.070303T1700Z-070303T2300Z/
/O.EXT.KMOB.FW.W.0024.070302T1600Z-070303T0100Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
538 AM CST FRI MAR 2 2007

...RED FLAG WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO 7 PM
CST THIS EVENING...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CST
THIS EVENING AND AGAIN FOR SATURDAY AFTERNOON.

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

$$
3 follow-up statements
000 
WWUS84 KMOB 022014
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
214 PM CST FRI MAR 2 2007

...A RED FLAG WARNING REMAINS IN EFFECT TODAY AND AGAIN SATURDAY FOR
THE WEST FLORIDA PANHANDLE DUE TO A SUSTAINED PERIOD OF CRITICALLY
LOW DAYTIME HUMIDITY...

.A DRY AIRMASS SETTLES ACROSS THE CENTRAL GULF COAST REGION...RESULTING
IN AFTERNOON RELATIVE HUMIDITIES SETTLING BELOW CRITICAL THRESHOLDS
FOR MANY LOCATIONS IN NORTHWEST FLORIDA...BOTH TODAY AND SATURDAY
AFTERNOON.

FLZ001>006-008-031100-
/O.EXT.KMOB.FW.W.0025.070303T1700Z-070304T0000Z/
/O.CON.KMOB.FW.W.0024.000000T0000Z-070303T0100Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
214 PM CST FRI MAR 2 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST THIS
EVENING FOR A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY OVER THE
WEST FLORIDA PANHANDLE...
...RED FLAG WARNING NOW IN EFFECT FROM 11 AM TO 6 PM CST
SATURDAY FOR A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY OVER
THE WEST FLORIDA PANHANDLE...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT THROUGH 7 PM CST THIS EVENING AND AGAIN
FOR SATURDAY AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE
FORECAST TO OCCUR. LOW DAYTIME RELATIVE HUMIDITIES WILL CREATE RAPID
FIRE GROWTH POTENTIAL. 

$$
000 
WWUS84 KMOB 031140
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
540 AM CST SAT MAR 3 2007

...A RED FLAG WARNING IS IN EFFECT TODAY AND AGAIN SUNDAY FOR THE
WEST FLORIDA PANHANDLE DUE TO A SUSTAINED PERIOD OF CRITICALLY LOW
DAYTIME HUMIDITY...

...A FIRE WEATHER WATCH WILL BE IN EFFECT FOR THE SAME AREA ON MONDAY
FOR LOW RELATIVE HUMIDITY...

.A DRY AIR MASS WILL REMAIN OVER THE AREA INTO THE FIRST
OF THE WEEK. A SURGE OF COOLER AIR LATE TONIGHT WILL BRING NORTHWEST
WINDS OF 10 TO 15 MPH ACROSS THE AREA ON SUNDAY. WINDS DIMINISH ON
MONDAY BUT AFTERNOON HUMIDITY MAY BE LOWER DUE TO WARMER AFTERNOON
TEMPERATURES. 

FLZ001>006-008-032015-
/O.NEW.KMOB.FW.W.0026.070304T1700Z-070305T0000Z/
/O.NEW.KMOB.FW.A.0018.070305T1800Z-070306T0000Z/
/O.CON.KMOB.FW.W.0025.070303T1700Z-070304T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
540 AM CST SAT MAR 3 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
6 PM CST THIS AFTERNOON...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM CST SUNDAY...
...FIRE WEATHER WATCH IN EFFECT MONDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 6 PM CST TODAY AND AGAIN
ON SUNDAY. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE
WEATHER WATCH IS IN EFFECT MONDAY AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LOW DAYTIME RELATIVE HUMIDITIES WILL
CREATE RAPID FIRE GROWTH POTENTIAL. A STRONGER WIND...GENERALLY
NORTHWEST AT 10 TO 15 MPH IS FORECAST ON SUNDAY TO GO ALONG WITH THE
LOW AFTERNOON HUMIDITY.


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 032041
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
241 PM CST SAT MAR 3 2007

...A RED FLAG WARNING IS IN EFFECT THROUGH 6 PM TODAY AND AGAIN
ON SUNDAY FOR THE WEST FLORIDA PANHANDLE DUE TO A SUSTAINED PERIOD OF
CRITICALLY LOW DAYTIME HUMIDITY...

...A FIRE WEATHER WATCH IS IN EFFECT FOR THE SAME AREA ON MONDAY FOR
LOW RELATIVE HUMIDITY...

.A DRY AIR MASS WILL REMAIN OVER THE AREA INTO THE FIRST OF THE
WEEK. A SURGE OF COOLER AIR LATE TONIGHT WILL BRING NORTHWEST
WINDS OF 10 TO 15 MPH ACROSS THE AREA ON SUNDAY. WINDS DIMINISH
ON MONDAY BUT AFTERNOON HUMIDITY MAY BE LOWER DUE TO WARMER
AFTERNOON TEMPERATURES.

FLZ001>006-008-040000-
/O.CON.KMOB.FW.W.0025.000000T0000Z-070304T0000Z/
/O.CON.KMOB.FW.W.0026.070304T1700Z-070305T0000Z/
/O.CON.KMOB.FW.A.0018.070305T1800Z-070306T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
241 PM CST SAT MAR 3 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 6 PM CST
SUNDAY...
...FIRE WEATHER WATCH REMAINS IN EFFECT MONDAY AFTERNOON...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO
6 PM CST SUNDAY. A FIRE WEATHER WATCH REMAINS IN EFFECT MONDAY
AFTERNOON. 

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LOW DAYTIME RELATIVE HUMIDITIES WILL
CREATE RAPID FIRE GROWTH POTENTIAL. A STRONGER WIND...GENERALLY
NORTHWEST AT 10 TO 15 MPH IS FORECAST ON SUNDAY TO GO ALONG WITH
THE LOW AFTERNOON HUMIDITY.

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
Mar 1, 6:49 PM CSTSpecial Marine WarningMOB41 min
Mar 1, 8:51 PM CSTSpecial Marine WarningMOB24 min

Nearby

Red 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.