Alert archive / Florida / Red Flag Warnings in 2007

Red Flag Warning 21, NWS Jacksonville, FL

February 22, 20077 counties in Florida

NWS Jacksonville, FL issued this red flag warning at Feb 22, 2007, 4:00 AM EST for 7 counties in Florida. It took effect at Feb 22, 2007, 1:00 PM EST. 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
Feb 22, 2007, 4:00 AM EST (09:00 UTC)
In effect from
Feb 22, 2007, 1:00 PM EST
Expired
Feb 22, 2007, 6:00 PM EST
In force
5 hr
Issued by
NWS Jacksonville, FL

Counties Baker County, FL, Bradford County, FL, Flagler County, FL, Gilchrist County, FL, Nassau County, FL, Suwannee County, FL, Union County, FL

The radar

The Jacksonville radar (KJAX), 71 km from the middle of the area, began a volume at 08:58 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

Jacksonville, FL (KJAX), launched 00:00Z, 9.0 hours before the alert went out and 72 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, Jacksonville, FL at 00:00Z on 2007-02-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 79 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, Jacksonville, FL at 00:00Z on 2007-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 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
79 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
1343 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
158 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 
WWUS82 KJAX 220900
RFWJAX

RED FLAG WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
400 AM EST THU FEB 22 2007

FLZ037-040-222200-
/O.UPG.KJAX.FW.A.0024.070223T1600Z-070223T2200Z/
/O.NEW.KJAX.FW.W.0021.070222T1800Z-070222T2200Z/
/O.EXA.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
PUTNAM-MARION-
400 AM EST THU FEB 22 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON. A RED FLAG WARNING IS ALSO IN EFFECT FROM 11 AM TO 5
PM EST FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

WARM AND BREEZY CONDITIONS WILL RESULT IN LOW RELATIVE HUMIDITY
THIS AFTERNOON. VALUES WILL DROP TO NEAR 30 PERCENT FOR 2 TO 4 HOURS. ALSO
NORTHWEST WINDS WILL BE NEAR 15 MPH WITH GUSTS TO AROUND 20 MPH.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL INTO
THE MID 20S FOR 4 TO 6 HOURS.

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

$$

FLZ020>025-030>032-035-036-222200-
/O.NEW.KJAX.FW.W.0021.070222T1800Z-070222T2200Z/
/O.CON.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
HAMILTON-SUWANNEE-COLUMBIA-BAKER-NASSAU-DUVAL-UNION-BRADFORD-CLAY-
GILCHRIST-ALACHUA-
400 AM EST THU FEB 22 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON...
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO
5 PM EST FRIDAY. 

WARM AND BREEZY CONDITIONS WILL RESULT IN LOW RELATIVE HUMIDITY
THIS AFTERNOON. VALUES WILL DROP TO NEAR 30 PERCENT FOR 2 TO 4 HOURS. ALSO
NORTHWEST WINDS WILL BE NEAR 15 MPH WITH GUSTS TO AROUND 20 MPH.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL INTO
THE LOW TO MID 20S FOR 4 TO 6 HOURS.

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

$$

FLZ033-038-222200-
/O.NEW.KJAX.FW.W.0021.070222T1800Z-070222T2200Z/
/O.CON.KJAX.FW.A.0024.070223T1600Z-070223T2200Z/
ST JOHNS-FLAGLER-
400 AM EST THU FEB 22 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING
THROUGH FRIDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY
MORNING THROUGH FRIDAY AFTERNOON. 

WARM AND BREEZY CONDITIONS WILL RESULT IN LOW RELATIVE HUMIDITY
THIS AFTERNOON. VALUES WILL DROP TO NEAR 30 PERCENT FOR 2 TO 4
HOURS. ALSO NORTHWEST WINDS WILL BE NEAR 15 MPH WITH GUSTS TO
AROUND 20 MPH.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL
INTO THE LOWER 30S FOR NEARLY 4 HOURS.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. THE COMBINATION OF LOW RELATIVE HUMIDITY
AND WARM TEMPERATURES WILL CREATE RAPID FIRE GROWTH POTENTIAL.

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

$$

GAZ132>136-149>153-162>165-222200-
/O.UPG.KJAX.FW.A.0024.070223T1600Z-070223T2200Z/
/O.EXA.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
COFFEE-JEFF DAVIS-BACON-APPLING-WAYNE-ATKINSON-WARE-PIERCE-
BRANTLEY-INLAND GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-
400 AM EST THU FEB 22 2007

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 5 PM EST FRIDAY.
THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL INTO
THE LOWER 20S FOR 4 TO 6 HOURS.

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

$$

MZ
4 follow-up statements
000 
WWUS82 KJAX 220909 CCA
RFWJAX

RED FLAG WARNING...CORRECTED
NATIONAL WEATHER SERVICE JACKSONVILLE FL
405 AM EST THU FEB 22 2007

FLZ037-040-222200-
/O.UPG.KJAX.FW.A.0024.070223T1600Z-070223T2200Z/
/O.COR.KJAX.FW.W.0021.070222T1800Z-070222T2200Z/
/O.COR.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
PUTNAM-MARION-
405 AM EST THU FEB 22 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON FOR NORTHEAST FLORIDA DUE TO LOW RH AND STRONG WINDS...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM EST FRIDAY FOR
NORTHEAST FLORIDA DUE TO LONG DURATIONS OF LOW RH...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON. A RED FLAG WARNING IS ALSO IN EFFECT FROM 11 AM TO 5
PM EST FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

WARM AND BREEZY CONDITIONS WILL RESULT IN LOW RELATIVE HUMIDITY
THIS AFTERNOON. VALUES WILL DROP TO NEAR 30 PERCENT FOR 2 TO 4 HOURS. ALSO
NORTHWEST WINDS WILL BE NEAR 15 MPH WITH GUSTS TO AROUND 20 MPH.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL INTO
THE MID 20S FOR 4 TO 6 HOURS.

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

$$

FLZ020>025-030>032-035-036-222200-
/O.COR.KJAX.FW.W.0021.070222T1800Z-070222T2200Z/
/O.COR.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
HAMILTON-SUWANNEE-COLUMBIA-BAKER-NASSAU-DUVAL-UNION-BRADFORD-CLAY-
GILCHRIST-ALACHUA-
405 AM EST THU FEB 22 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON FOR NORTHEAST FLORIDA DUE TO LOW RH AND STRONG WINDS...
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY FOR NORTHEAST FLORIDA DUE TO LONG DURATIONS OF LOW RH...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO
5 PM EST FRIDAY. 

WARM AND BREEZY CONDITIONS WILL RESULT IN LOW RELATIVE HUMIDITY
THIS AFTERNOON. VALUES WILL DROP TO NEAR 30 PERCENT FOR 2 TO 4 HOURS. ALSO
NORTHWEST WINDS WILL BE NEAR 15 MPH WITH GUSTS TO AROUND 20 MPH.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL INTO
THE LOW TO MID 20S FOR 4 TO 6 HOURS.

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

$$

FLZ033-038-222200-
/O.COR.KJAX.FW.W.0021.070222T1800Z-070222T2200Z/
/O.COR.KJAX.FW.A.0024.070223T1600Z-070223T2200Z/
ST JOHNS-FLAGLER-
405 AM EST THU FEB 22 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON FOR NORTHEAST FLORIDA DUE TO LOW RH AND STRONG WINDS...
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING
THROUGH FRIDAY AFTERNOON FOR PARTS OF NORTHEAST FLORIDA DUE TO LONG 
DURATIONS OF LOW RH...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 5 PM EST THIS
AFTERNOON. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY
MORNING THROUGH FRIDAY AFTERNOON. 

WARM AND BREEZY CONDITIONS WILL RESULT IN LOW RELATIVE HUMIDITY
THIS AFTERNOON. VALUES WILL DROP TO NEAR 30 PERCENT FOR 2 TO 4
HOURS. ALSO NORTHWEST WINDS WILL BE NEAR 15 MPH WITH GUSTS TO
AROUND 20 MPH.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL
INTO THE LOWER 30S FOR NEARLY 4 HOURS.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. THE COMBINATION OF LOW RELATIVE HUMIDITY
AND WARM TEMPERATURES WILL CREATE RAPID FIRE GROWTH POTENTIAL.

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

$$

GAZ132>136-149>153-162>165-222215-
/O.UPG.KJAX.FW.A.0024.070223T1600Z-070223T2200Z/
/O.COR.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
COFFEE-JEFF DAVIS-BACON-APPLING-WAYNE-ATKINSON-WARE-PIERCE-
BRANTLEY-INLAND GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-
405 AM EST THU FEB 22 2007

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM EST FRIDAY FOR 
INLAND SOUTHEAST GEORGIA DUE TO LONG DURATIONS OF LOW RH...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 5 PM EST FRIDAY.
THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL INTO
THE LOWER 20S FOR 4 TO 6 HOURS.

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

$$

MZ
000 
WWUS82 KJAX 221906
RFWJAX

RED FLAG WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
206 PM EST THU FEB 22 2007

FLZ033-038-222200-
/O.UPG.KJAX.FW.A.0024.070223T1600Z-070223T2200Z/
/O.EXA.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
/O.CON.KJAX.FW.W.0021.000000T0000Z-070222T2200Z/
ST JOHNS-FLAGLER-
206 PM EST THU FEB 22 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 5 PM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM TO 5 PM EST FRIDAY.
THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A RED FLAG WARNING
REMAINS IN EFFECT UNTIL 5 PM EST THIS AFTERNOON. 

WARM AND BREEZY CONDITIONS WILL RESULT IN LOW RELATIVE HUMIDITY
THIS AFTERNOON. VALUES WILL DROP TO NEAR 30 PERCENT FOR 2 TO 4
HOURS. ALSO NORTHWEST WINDS WILL BE NEAR 15 MPH WITH GUSTS TO
AROUND 20 MPH.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL INTO
THE LOWER 30S FOR NEARLY 4 HOURS.

A RED FLAG WARNING IS ISSUED IN FLORIDA WHEN MINIMUM RELATIVE
HUMIDITIES WILL FALL BELOW 35 PERCENT IN COMBINATION WITH
SUSTAINED 20 FOOT WIND SPEEDS OF 15 MPH OR MORE OR FALL BELOW 35
PERCENT FOR 4 OR MORE HOURS.

$$

FLZ020>025-030>032-035>037-040-222200-
/O.CON.KJAX.FW.W.0021.000000T0000Z-070222T2200Z/
/O.CON.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
HAMILTON-SUWANNEE-COLUMBIA-BAKER-NASSAU-DUVAL-UNION-BRADFORD-CLAY-
GILCHRIST-ALACHUA-PUTNAM-MARION-
206 PM EST THU FEB 22 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY...

WARM AND BREEZY CONDITIONS WILL RESULT IN LOW RELATIVE HUMIDITY
THIS AFTERNOON. VALUES WILL DROP TO NEAR 30 PERCENT FOR 2 TO 4
HOURS. ALSO NORTHWEST WINDS WILL BE NEAR 15 MPH WITH GUSTS TO
AROUND 20 MPH.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL
INTO THE MID 20S FOR 4 TO 6 HOURS.

A RED FLAG WARNING IS ISSUED IN FLORIDA WHEN MINIMUM RELATIVE
HUMIDITIES WILL FALL BELOW 35 PERCENT IN COMBINATION WITH
SUSTAINED 20 FOOT WIND SPEEDS OF 15 MPH OR MORE OR FALL BELOW 35
PERCENT FOR 4 OR MORE HOURS.

$$

GAZ132>136-149>153-162>165-231200-
/O.CON.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
COFFEE-JEFF DAVIS-BACON-APPLING-WAYNE-ATKINSON-WARE-PIERCE-
BRANTLEY-INLAND GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-
206 PM EST THU FEB 22 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY. 

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL
INTO THE LOWER 20S FOR 4 TO 6 HOURS.

A RED FLAG WARNING IS ISSUED IN GEORGIA WHEN MINIMUM RELATIVE
HUMIDITIES WILL FALL BELOW 25 PERCENT FOR FOUR OR MORE CONSECUTIVE
HOURS.

$$

DEESE
000 
WWUS82 KJAX 222201
RFWJAX

RED FLAG WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
501 PM EST THU FEB 22 2007

FLZ020>025-030>033-035>038-040-222315-
/O.EXT.KJAX.FW.W.0021.000000T0000Z-070222T2300Z/
/O.CON.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
HAMILTON-SUWANNEE-COLUMBIA-BAKER-NASSAU-DUVAL-UNION-BRADFORD-CLAY-
ST JOHNS-GILCHRIST-ALACHUA-PUTNAM-FLAGLER-MARION-
501 PM EST THU FEB 22 2007

...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM EST THIS AFTERNOON...
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY...

THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 6 PM EST THIS
AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO
5 PM EST FRIDAY. 

WARM AND BREEZY CONDITIONS WILL RESULT IN LOW RELATIVE HUMIDITY
REMAINDER OF THE AFTERNOON. VALUES AROUND 25 TO 30 PERCENT WILL BE COMMON.
ALSO NORTHWEST WINDS WILL BE NEAR 10 TO 15 MPH WITH HIGHER GUSTS.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL INTO
THE LOWER 30S FOR NEARLY 4 HOURS.

A RED FLAG WARNING IS ISSUED IN FLORIDA WHEN MINIMUM RELATIVE
HUMIDITIES WILL FALL BELOW 35 PERCENT IN COMBINATION WITH
SUSTAINED 20 FOOT WIND SPEEDS OF 15 MPH OR MORE OR FALL BELOW
35 PERCENT FOR 4 OR MORE HOURS.

$$

GAZ132>136-149>153-162>165-231015-
/O.CON.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
COFFEE-JEFF DAVIS-BACON-APPLING-WAYNE-ATKINSON-WARE-PIERCE-
BRANTLEY-INLAND GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-
501 PM EST THU FEB 22 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY. 

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL
INTO THE LOWER 20S FOR 4 TO 6 HOURS.

A RED FLAG WARNING IS ISSUED IN GEORGIA WHEN MINIMUM RELATIVE
HUMIDITIES WILL FALL BELOW 25 PERCENT FOR FOUR OR MORE
CONSECUTIVE HOURS.

$$

ARS
000 
WWUS82 KJAX 222315
RFWJAX

RED FLAG WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
615 PM EST THU FEB 22 2007

FLZ020>025-030>033-035>038-040-231115-
/O.EXP.KJAX.FW.W.0021.000000T0000Z-070222T2300Z/
/O.CON.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
HAMILTON-SUWANNEE-COLUMBIA-BAKER-NASSAU-DUVAL-UNION-BRADFORD-CLAY-
ST JOHNS-GILCHRIST-ALACHUA-PUTNAM-FLAGLER-MARION-
615 PM EST THU FEB 22 2007

...RED FLAG WARNING HAS EXPIRED...
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY DUE TO LOW RH VALUES FOR LONG DURATIONS...

THE RED FLAG WARNING IS NO LONGER IN EFFECT. RELATIVE HUMIDITIES
WILL BE RISING TO BETWEEN 35 AND 45 PERCENT THROUGH 7 PM.

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY.

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL INTO
THE LOWER 30S FOR NEARLY 4 HOURS.

A RED FLAG WARNING IS ISSUED IN FLORIDA WHEN MINIMUM RELATIVE
HUMIDITIES WILL FALL BELOW 35 PERCENT IN COMBINATION WITH
SUSTAINED 20 FOOT WIND SPEEDS OF 15 MPH OR MORE OR FALL BELOW
35 PERCENT FOR 4 OR MORE HOURS.

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

$$

GAZ132>136-149>153-162>165-231115-
/O.CON.KJAX.FW.W.0020.070223T1600Z-070223T2200Z/
COFFEE-JEFF DAVIS-BACON-APPLING-WAYNE-ATKINSON-WARE-PIERCE-
BRANTLEY-INLAND GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN-
615 PM EST THU FEB 22 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 5 PM EST
FRIDAY. 

HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE NORTH ON FRIDAY
BRINGING MUCH DRIER AIR. RELATIVE HUMIDITIES WILL LIKELY FALL
INTO THE LOWER 20S FOR 4 TO 6 HOURS.

A RED FLAG WARNING IS ISSUED IN GEORGIA WHEN MINIMUM RELATIVE
HUMIDITIES WILL FALL BELOW 25 PERCENT FOR FOUR OR MORE
CONSECUTIVE HOURS.

$$

ARS

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.