Alert archive / Florida / Red Flag Warnings in 2008

Red Flag Warning 17, NWS Mobile, AL

February 13, 2008Walton County, Florida

NWS Mobile, AL issued this red flag warning at Feb 13, 2008, 6:49 AM CST for Walton County, Florida. It took effect at Feb 13, 2008, 12:00 PM CST. It was in force for . No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 13, 2008, 6:49 AM CST (12:49 UTC)
In effect from
Feb 13, 2008, 12:00 PM CST
Expired
Feb 13, 2008, 11:21 AM CST
In force
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 12:54 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, 0.8 hours before the alert went out and 181 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 2008-02-13Temperature 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, Tallahassee Rgnl, FL at 12:00Z on 2008-02-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
1003 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
120 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 131249
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
649 AM CST WED FEB 13 2008

...RED FLAG WARNING IS IN EFFECT TODAY FOR THE WESTERN FLORIDA 
PANHANDLE...

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

.HIGH PRESSURE WILL BUILD OVER THE CENTRAL GULF COAST REGION THROUGH 
THURSDAY. AS A RESULT AFTERNOON RELATIVE HUMIDITIES ARE EXPECTED TO
FALL BELOW CRITICAL THRESHOLDS MAINLY FOR THE WESTERN FLORIDA
PANHANDLE THROUGH THURSDAY. BREEZY CONDITIONS CAN ALSO BE EXPECTED
THIS AFTERNOON. BETTER LOW LEVEL MOISTURE FOLLOWED BY SHOWERS AND
THUNDERSTORMS CAN BE EXPECTED FRIDAY THROUGH SUNDAY.

FLZ001>006-008-140500-
/O.UPG.KMOB.FW.A.0015.080213T1800Z-080214T0000Z/
/O.NEW.KMOB.FW.W.0017.080213T1800Z-080213T2200Z/
/O.NEW.KMOB.FW.A.0016.080214T1700Z-080214T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
649 AM CST WED FEB 13 2008

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 4 PM CST THIS
AFTERNOON...
...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY AFTERNOON...

FOR TODAY AFTERNOON RELATIVE HUMIDITIES WILL FALL BELOW 35 PERCENT
COMBINED WITH 20 FOOT WINDS IN EXCESS OF 15 MPH. FOR THURSDAY
AFTERNOON RELATIVE HUMIDITIES WILL FALL BELOW 35 PERCENT FOR MORE
THAN 4 CONSECUTIVE HOURS OR MORE. 

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.

$$
1 follow-up statement
000 
WWUS84 KMOB 131721
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1121 AM CST WED FEB 13 2008

...RED FLAG WARNING IS CANCELLED...

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

.HIGH PRESSURE WILL BUILD OVER THE CENTRAL GULF COAST REGION
THROUGH THURSDAY. AS A RESULT AFTERNOON RELATIVE HUMIDITIES ARE
EXPECTED TO FALL BELOW CRITICAL THRESHOLDS MAINLY FOR THE WESTERN
FLORIDA PANHANDLE ON THURSDAY. SHOWERS AND THUNDERSTORMS CAN BE
EXPECTED FRIDAY THROUGH SUNDAY.

FLZ001>006-008-140930-
/O.CAN.KMOB.FW.W.0017.080213T1800Z-080213T2200Z/
/O.CON.KMOB.FW.A.0016.080214T1700Z-080214T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
1121 AM CST WED FEB 13 2008

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING
THROUGH THURSDAY AFTERNOON...

...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELLED THE RED FLAG
WARNING. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY
MORNING THROUGH THURSDAY AFTERNOON. 

HIGH PRESSURE WILL BUILD OVER THE CENTRAL GULF COAST REGION
THROUGH THURSDAY. AS A RESULT AFTERNOON RELATIVE HUMIDITIES ARE
EXPECTED TO FALL BELOW CRITICAL THRESHOLDS MAINLY FOR THE WESTERN
FLORIDA PANHANDLE ON THURSDAY. SHOWERS AND THUNDERSTORMS CAN BE
EXPECTED FRIDAY THROUGH SUNDAY.

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
Feb 12, 6:07 PM CSTTornado WarningMOBSanta Rosa23 min
Feb 12, 6:22 PM CSTSevere Thunderstorm WarningMOBEscambia, Okaloosa, Santa Rosa53 min
Feb 12, 6:33 PM CSTTornado WarningMOBOkaloosa, Santa Rosa42 min
Feb 13, 6:49 AM CSTFire Weather WatchMOBWalton23 hr

Nearby

Red 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.