Alert archive / Florida / Red Flag Warnings in 2007

Red Flag Warning 60, NWS Mobile, AL

June 9, 2007Walton County, Florida

NWS Mobile, AL issued this red flag warning at Jun 9, 2007, 2:38 PM CDT for Walton County, Florida. It took effect at Jun 10, 2007, 12:00 PM CDT. It was in force for 3 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
Jun 9, 2007, 2:38 PM CDT (19:38 UTC)
In effect from
Jun 10, 2007, 12:00 PM CDT
Expired
Jun 10, 2007, 2:46 PM CDT
In force
3 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 19:41 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, 7.6 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 2007-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 589 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, Tallahassee Rgnl, FL at 12:00Z on 2007-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.1939Sfc1 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
589 J/kg
Mixed-layer CIN
-143 J/kg
Mixed-layer LCL
955 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
67 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 091938
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
238 PM CDT SAT JUN 9 2007

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT SUNDAY AND FIRE
WEATHER WATCH IN EFFECT MONDAY AFTERNOON FOR THE NORTHWEST FLORIDA
PANHANDLE COUNTIES OF ESCAMBIA...SANTA ROSA...OKALOOSA AND COASTAL
WALTON DUE TO MARGINALLY LONG DURATION OF LOW RELATIVE HUMIDITY...

.HOT DAYTIME TEMPERATURES AND HIGH PRESSURE OVER THE REGION WILL
RESULT IN AFTERNOON RELATIVE HUMIDITIES DROPPING BELOW CRITICAL
LEVELS OVER THE NORTHWEST FLORIDA PANHANDLE BOTH SUNDAY AND MONDAY.
DAYTIME TEMPERATURES GRADUALLY RETURN TO SEASONABLE LEVELS FOR THE
REMAINDER OF THE WEEK WHILE MOISTURE LEVELS INCREASE
SOMEWHAT...KEEPING AFTERNOON RELATIVE HUMIDITY LEVELS ABOVE CRITICAL
LEVELS TUESDAY THROUGH FRIDAY.


FLZ001-003-005-100345-
/O.UPG.KMOB.FW.A.0048.070610T1800Z-070610T2300Z/
/O.NEW.KMOB.FW.W.0060.070610T1700Z-070610T2300Z/
/O.NEW.KMOB.FW.A.0049.070611T1700Z-070611T2300Z/
INLAND ESCAMBIA-INLAND SANTA ROSA-INLAND OKALOOSA-
238 PM CDT SAT JUN 9 2007

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT 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 12 PM TO 6 PM CDT SUNDAY. A
FIRE WEATHER WATCH IS ALSO IN EFFECT FOR MONDAY AFTERNOON.

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.

$$

FLZ002-004-006-008-100345-
/O.NEW.KMOB.FW.W.0060.070610T1700Z-070610T2300Z/
/O.NEW.KMOB.FW.A.0049.070611T1700Z-070611T2300Z/
COASTAL ESCAMBIA-COASTAL SANTA ROSA-COASTAL OKALOOSA-
COASTAL WALTON-
238 PM CDT SAT JUN 9 2007

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT 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 12 PM TO 6 PM CDT SUNDAY. A
FIRE WEATHER WATCH IS ALSO IN EFFECT FOR MONDAY AFTERNOON.

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.

$$
2 follow-up statements
000 
WWUS84 KMOB 101135
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
635 AM CDT SUN JUN 10 2007

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT SUNDAY AND
FIRE WEATHER WATCH IN EFFECT MONDAY AFTERNOON FOR THE NORTHWEST
FLORIDA PANHANDLE COUNTIES OF ESCAMBIA...SANTA ROSA...OKALOOSA
AND COASTAL WALTON DUE TO MARGINALLY LONG DURATION OF LOW
RELATIVE HUMIDITY...

FLZ001>006-008-101945-
/O.CON.KMOB.FW.W.0060.070610T1700Z-070610T2300Z/
/O.CON.KMOB.FW.A.0049.070611T1700Z-070611T2300Z/
INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA-
COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-
COASTAL WALTON-
635 AM CDT SUN JUN 10 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM CDT
THIS AFTERNOON OVER THE WESTERN FLORIDA PANHANDLE DUE TO RELATIVE
HUMIDITY AT OR BELOW 30 PERCENT...
...FIRE WEATHER WATCH REMAINS IN EFFECT MONDAY AFTERNOON OVER THE 
WESTERN FLORIDA PANHANDLE DUE TO RELATIVE HUMIDITY AT OR BELOW 30 
PERCENT...

.HOT CONDITIONS AND A HIGH RIDGING OVER THE REGION WILL BRING
AFTERNOON RELATIVE HUMIDITY EXCEEDING WATCH AND WARNING CRITERIA OVER
THE NORTHWEST FLORIDA PANHANDLE BOTH SUNDAY AND MONDAY. DAYTIME
TEMPERATURE GRADUALLY RETURNS TO SEASONABLE FOR THE REMAINDER OF THE
WEEK WHILE MOISTURE INCREASES. AFTERNOON RELATIVE HUMIDITY WILL NOT
MEET WATCH OR WARNING CRITERIA TUESDAY THROUGH FRIDAY.

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.

$$
000 
WWUS84 KMOB 101946
RFWMOB

RED FLAG WARNING
NATIONAL WEATHER SERVICE MOBILE AL
246 PM CDT SUN JUN 10 2007

...RED FLAG WARNING CANCELED FOR THIS AFTERNOON FOR THE NORTHWEST
FLORIDA PANHANDLE COUNTIES OF ESCAMBIA...SANTA ROSA...OKALOOSA AND
COASTAL WALTON AS RELATIVE HUMIDITY DURATION CRITERIA WILL NOT BE
SATISFIED...

...RED FLAG WARNING IS IN EFFECT FROM 12 PM TO 6 PM CDT MONDAY FOR
THE INTERIOR PORTION OF THE NORTHWEST FLORIDA PANHANDLE COUNTIES OF
ESCAMBIA...SANTA ROSA AND OKALOOSA DUE TO MARGINALLY LONG DURATION OF
LOW RELATIVE HUMIDITY...

.DISCUSSION...HOT CONDITIONS CONTINUE THROUGH TUESDAY AS SLIGHTLY
DRIER AIR FILTERS INTO THE REGION.  AFTERNOON RELATIVE HUMIDITIES
WILL DROP BELOW CRITICAL LEVELS OVER MUCH OF THE NORTHWEST FLORIDA
PANHANDLE THIS AFTERNOON AND MONDAY BUT DURATION CRITERIA WILL
ONLY BE MARGINALLY SATISFIED OVER THE INTERIOR PORTION ON MONDAY.
TEMPERATURES RETURN TO MORE SEASONABLE LEVELS FOR TUESDAY
THROUGH THE END OF THE WEEK WHILE MOISTURE INCREASES
SLIGHTLY...KEEPING RELATIVE HUMIDITIES ABOVE CRITICAL LEVELS.

FLZ001-003-005-110400-
/O.CAN.KMOB.FW.W.0060.000000T0000Z-070610T2300Z/
/O.UPG.KMOB.FW.A.0049.070611T1700Z-070611T2300Z/
/O.NEW.KMOB.FW.W.0061.070611T1700Z-070611T2300Z/
INLAND ESCAMBIA-INLAND SANTA ROSA-INLAND OKALOOSA-
246 PM CDT SUN JUN 10 2007

...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT MONDAY...
...RED FLAG WARNING IS CANCELLED FOR THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 12 PM TO 6 PM CDT MONDAY. THE
RED FLAG WARNING HAS BEEN CANCELED FOR THIS AFTERNOON AS THE
DURATION CRITERIA FOR LOW RELATIVE HUMIDITY WILL NOT BE SATISFIED.

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.

$$

FLZ002-004-006-008-102100-
/O.CAN.KMOB.FW.W.0060.000000T0000Z-070610T2300Z/
/O.CAN.KMOB.FW.A.0049.070611T1700Z-070611T2300Z/
COASTAL ESCAMBIA-COASTAL SANTA ROSA-COASTAL OKALOOSA-
COASTAL WALTON-
246 PM CDT SUN JUN 10 2007

...RED FLAG WARNING IS CANCELLED...
...FIRE WEATHER WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELED THE RED FLAG
WARNING FOR THIS AFTERNOON AND THE FIRE WEATHER WATCH HAS BEEN
CANCELED FOR MONDAY AS WELL AS THE DURATION CRITERIA FOR LOW
RELATIVE HUMIDITY WILL NOT BE SATISFIED.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 5:51 AM CDTFire Weather WatchMOB9 hr
Jun 9, 2:38 PM CDTFire Weather WatchMOBWalton24 hr
Jun 9, 3:19 PM CDTSevere Thunderstorm WarningMOBSanta Rosa26 min
Jun 9, 3:42 PM CDTSpecial Marine WarningMOB33 min
Jun 9, 3:53 PM CDTSevere Thunderstorm WarningMOBEscambia52 min
Jun 9, 4:18 PM CDTSpecial Marine WarningMOB27 min
Jun 9, 4:46 PM CDTSpecial Marine WarningMOB59 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.