Alert archive / Florida / Red Flag Warnings in 2008

Red Flag Warning 37, NWS Mobile, AL

April 14, 2008Walton County, Florida

NWS Mobile, AL issued this red flag warning at Apr 14, 2008, 5:58 AM CDT for Walton County, Florida. It took effect at Apr 15, 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
Apr 14, 2008, 5:58 AM CDT (10:58 UTC)
In effect from
Apr 15, 2008, 11:00 AM CDT
Expired
Apr 15, 2008, 7:00 PM CDT
In force
8 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 10:56 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 00:00Z, 11.0 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 00:00Z on 2008-04-14Temperature 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 00:00Z on 2008-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -28 square meters per square second.1939587897117136Sfc1 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
2760 m above ground
0-6 km bulk shear
81 kt
0-1 km storm-relative helicity
-28 m²/s²
0-3 km storm-relative helicity
68 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 141058
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
558 AM CDT MON APR 14 2008

...A RED FLAG WARNING IS NOW IN EFFECT ACROSS THE WESTERN FLORIDA
PANHANDLE THIS AFTERNOON DUE TO A LONG DURATION RELATIVE HUMIDITY
VALUES BELOW 35 PERCENT AND GUSTY NORTHWEST WINDS OF 15 TO 20 MPH...

...A RED FLAG WARNING IS NOW IN EFFECT ACROSS THE WESTERN FLORIDA
PANHANDLE LATE TUESDAY MORNING THROUGH TUESDAY AFTERNOON DUE TO A
LONG DURATION RELATIVE HUMIDITY VALUES BELOW 35 PERCENT...

...A FIRE WEATHER WATCH IS NOW IN EFFECT ACROSS THE WESTERN FLORIDA
PANHANDLE WEDNESDAY AFTERNOON FOR THE POTENTIAL OF LONG DURATIONS OF
LOW RELATIVE HUMIDITY BELOW 35 PERCENT...

.HIGH PRESSURE...BUILDING EASTWARD ACROSS THE SOUTHERN STATES...MAINTAINS
A DRY AIRMASS FOR THE FIRST HALF OF THE WEEK.

FLZ001>006-008-150300-
/O.UPG.KMOB.FW.A.0030.080414T1600Z-080415T0000Z/
/O.NEW.KMOB.FW.W.0036.080414T1800Z-080414T2300Z/
/O.UPG.KMOB.FW.A.0031.080415T1700Z-080416T0000Z/
/O.NEW.KMOB.FW.W.0037.080415T1600Z-080416T0000Z/
/O.NEW.KMOB.FW.A.0032.080416T1700Z-080416T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
558 AM CDT MON APR 14 2008

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 6 PM CDT THIS
AFTERNOON...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM CDT TUESDAY...
...FIRE WEATHER WATCH IN EFFECT WEDNESDAY AFTERNOON...

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

A RED FLAG WARNING HAS ALSO BEEN ISSUED FOR THE WESTERN FLORIDA
PANHANDLE FROM 11 AM TO 7 PM CDT TUESDAY. 

A FIRE WEATHER WATCH HAS BEEN ISSUED FOR THE WESTERN FLORIDA
PANHANDLE WEDNESDAY AFTERNOON. 

RELATIVE HUMIDITY VALUES LOOK TO FALL TO WITHIN A RANGE OF 25 TO 30
PERCENT TODAY. GUSTY NORTHWEST WINDS AT 10 TO OCCASIONALLY 20 MPH
CAN ALSO BE EXPECTED WHICH...ALONG WITH THE LOW HUMIDITY...WILL
INCREASE THE RISK OF RAPIDLY SPREADING WILDFIRE TODAY.

BY TUESDAY...THE WINDS ARE EXPECTED TO BE LIGHTER. LOW DEW POINTS
COMBINED WITH DAYTIME HIGHS IN THE MID 60S WILL LIKELY RESULT IN EVEN
DRIER CONDITIONS. LOWEST HUMIDITY VALUES IN THE 20 TO 25 PERCENT IS
FORECAST FOR SEVERAL HOURS BEGINNING LATE TUESDAY MORNING.

RELATIVE HUMIDITY VALUES LOOK TO FALL TO WITHIN A RANGE OF 25 TO 30
PERCENT WEDNESDAY AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG
GUSTY WINDS AND LOW RELATIVE HUMIDITY 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.


$$
3 follow-up statements
000 
WWUS84 KMOB 142044
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
344 PM CDT MON APR 14 2008

...A RED FLAG WARNING REMAINS IN EFFECT ACROSS THE WESTERN FLORIDA
PANHANDLE FOR THE REMAINDER OF THE AFTERNOON DUE TO A LONG DURATION
RELATIVE HUMIDITY VALUES BELOW 35 PERCENT AND GUSTY NORTHWEST WINDS
OF 15 TO 20 MPH...

...A RED FLAG WARNING IS ALSO IN EFFECT ACROSS THE WESTERN FLORIDA
PANHANDLE LATE TUESDAY MORNING THROUGH TUESDAY AFTERNOON DUE TO THE
POTENTIAL FOR LONG DURATION RELATIVE HUMIDITY VALUES BELOW 35
PERCENT...

...A FIRE WEATHER WATCH IS ALSO IN EFFECT ACROSS THE WESTERN FLORIDA
PANHANDLE WEDNESDAY AFTERNOON FOR THE POTENTIAL OF LONG DURATIONS OF
LOW RELATIVE HUMIDITY BELOW 35 PERCENT...

.HIGH PRESSURE...BUILDING EASTWARD ACROSS THE SOUTHERN STATES...
MAINTAINS A DRY AIRMASS FOR THE FIRST HALF OF THE WEEK.

FLZ001>006-008-151245-
/O.CON.KMOB.FW.W.0036.000000T0000Z-080414T2300Z/
/O.CON.KMOB.FW.W.0037.080415T1600Z-080416T0000Z/
/O.CON.KMOB.FW.A.0032.080416T1700Z-080416T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
344 PM CDT MON APR 14 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS
AFTERNOON...
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 7 PM CDT
TUESDAY...
...FIRE WEATHER WATCH REMAINS IN EFFECT WEDNESDAY AFTERNOON...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS
AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO
7 PM CDT TUESDAY. A FIRE WEATHER WATCH REMAINS IN EFFECT
WEDNESDAY AFTERNOON. 

A RED FLAG WARNING HAS ALSO BEEN ISSUED FOR THE WESTERN FLORIDA
PANHANDLE FROM 11 AM TO 7 PM CDT TUESDAY.

A FIRE WEATHER WATCH HAS BEEN ISSUED FOR THE WESTERN FLORIDA
PANHANDLE WEDNESDAY AFTERNOON.

RELATIVE HUMIDITY VALUES LOOK TO FALL TO WITHIN A RANGE OF 25 TO
30 PERCENT TODAY. GUSTY NORTHWEST WINDS AT 10 TO OCCASIONALLY
20 MPH CAN ALSO BE EXPECTED WHICH...ALONG WITH THE LOW HUMIDITY...
WILL INCREASE THE RISK OF RAPIDLY SPREADING WILDFIRE TODAY.

BY TUESDAY...THE WINDS ARE EXPECTED TO BE LIGHTER. LOW DEW POINTS
COMBINED WITH DAYTIME HIGHS IN THE MID 60S WILL LIKELY RESULT IN
EVEN DRIER CONDITIONS. LOWEST HUMIDITY VALUES IN THE 20 TO
25 PERCENT IS FORECAST FOR SEVERAL HOURS BEGINNING LATE TUESDAY
MORNING.

RELATIVE HUMIDITY VALUES LOOK TO FALL TO WITHIN A RANGE OF 25 TO
30 PERCENT WEDNESDAY AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITY 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 151027
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
527 AM CDT TUE APR 15 2008

...A RED FLAG WARNING REMAINS IN EFFECT ACROSS THE WESTERN FLORIDA
PANHANDLE LATE THIS MORNING TO 7 PM THIS EVENING DUE TO THE
POTENTIAL FOR LONG DURATIONS OF RELATIVE HUMIDITY VALUES BELOW 35
PERCENT...

...A FIRE WEATHER WATCH REMAINS IN EFFECT ACROSS THE WESTERN FLORIDA
PANHANDLE WEDNESDAY AFTERNOON FOR THE POTENTIAL OF LONG DURATIONS OF
LOW RELATIVE HUMIDITY BELOW 35 PERCENT...

.HIGH PRESSURE...BUILDING EASTWARD ACROSS THE SOUTHERN STATES...
MAINTAINS THE DRY AIRMASS.

FLZ001>006-008-152000-
/O.CON.KMOB.FW.W.0037.080415T1600Z-080416T0000Z/
/O.CON.KMOB.FW.A.0032.080416T1700Z-080416T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
527 AM CDT TUE APR 15 2008

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

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
WEDNESDAY AFTERNOON. 

LOW DEW POINTS COMBINED WITH DAYTIME HIGHS IN THE MID 60S RESULT IN
CRITICALLY LOW HUMIDITY. LOWEST HUMIDITY VALUES LOOK TO BE NEAR 25
PERCENT ALONG AND NORTH OF INTERSTATE 10 AND NEAR 30 PERCENT INTO THE
COASTAL COUNTIES TODAY.

RELATIVE HUMIDITY VALUES LOOK TO FALL TO WITHIN A RANGE OF 25 TO
30 PERCENT WEDNESDAY AFTERNOON.

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

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 151853
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
153 PM CDT TUE APR 15 2008

...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
FOR A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY OVER THE WEST FLORIDA
PANHANDLE...

...A RED FLAG WARNING IN NOW EFFECT FROM NOON UNTIL 6 PM CDT
WEDNESDAY FOR A SUSTAINED PERIOD OF LOW RELATIVE HUMIDITY OVER THE
WEST FLORIDA PANHANDLE...


.A DRY AND COOL SPRAWLING HIGH PRESSURE AREA FROM THE OHIO VALLEY TO
THE LOWER MISSISSIPPI RIVER VALLEY WILL MAINTAIN THE DRY AND COOL
AIRMASS THROUGH WEDNESDAY. A BIT OF PATCHY FOG POSSIBLE TONIGHT OVER
THE EASTERN SECTIONS WHERE LIGHT WINDS AND COOL MOIST TEMPERATURES
WILL BE MORE PREVALENT...PATCHY FROST ALSO POSSIBLE OVER THE INTERIOR
SECTIONS TONIGHT.

FLZ001>006-008-161100-
/O.UPG.KMOB.FW.A.0032.080416T1700Z-080416T2300Z/
/O.NEW.KMOB.FW.W.0038.080416T1700Z-080416T2300Z/
/O.CON.KMOB.FW.W.0037.000000T0000Z-080416T0000Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
153 PM CDT TUE APR 15 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...
...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT WEDNESDAY...

LOW DEW POINTS COMBINED WITH EXPECTED HIGH TEMPERATURES IN THE MID
60S WILL RESULT IN CRITICALLY LOW HUMIDITY THIS AFTERNOON. LOWEST
HUMIDITY VALUES BETWEEN 25 AND 30 PERCENT ALONG AND NORTH OF
INTERSTATE 10 AND 30 TO 35 PERCENT OVER THE INTO THE COASTAL STRIP.

RELATIVE HUMIDITY VALUES ARE FORECAST TO BE BETWEEN 25 AND 30 PERCENT
ON WEDNESDAY AFTERNOON.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR ARE FORECAST TO OCCUR. LOW RELATIVE HUMIDITY
WILL CREATE CONDITIONS CONDUCIVE FOR RAPID FIRE GROWTH.



$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 5:58 AM CDTFire Weather WatchMOBWalton32 hr
Apr 14, 5:58 AM CDTRed Flag WarningMOBWalton12 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.