Red Flag Warning 52, NWS Jacksonville, FL

000 
WWUS82 KJAX 181855 AAA
RFWJAX

RED FLAG WARNING...UPDATED
NATIONAL WEATHER SERVICE JACKSONVILLE FL
255 PM EDT WED APR 18 2007

FLZ020>022-035-191000-
/O.NEW.KJAX.FW.W.0053.070419T1700Z-070419T2300Z/
/O.NEW.KJAX.FW.A.0054.070420T1700Z-070420T2100Z/
/O.EXT.KJAX.FW.W.0052.000000T0000Z-070418T2300Z/
HAMILTON-SUWANNEE-COLUMBIA-GILCHRIST-
255 PM EDT WED APR 18 2007

...RED FLAG WARNING NOW IN EFFECT UNTIL 7 PM EDT THIS EVENING
DUE TO LOW RHS...
...RED FLAG WARNING IN EFFECT FROM 1 PM TO 7 PM EDT THURSDAY
DUE TO LOW RHS...
...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON DUE TO STRONG
WINDS AND LOW RHS...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A RED
FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 7 PM EDT THURSDAY.
A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER
WATCH IS IN EFFECT FRIDAY AFTERNOON. THE RED FLAG WARNING IS NOW
IN EFFECT UNTIL 7 PM EDT THIS EVENING.

REST OF THIS AFTERNOON...RELATIVE HUMIDITY LEVELS WILL REMAIN
BELOW 35 PERCENT UNTIL ALMOST SUNSET.

THURSDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 4 TO 6 HOURS AND BOTTOM OUT IN THE 25 TO 30 PERCENT
RANGE.

FRIDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 2 TO 4 HOURS AND WILL COMBINE WITH NORTHEAST WINDS OF
15 MPH WITH GUSTS TO 20 MPH AT TIMES.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THIS WARNING.

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.

$$

FLZ036-040-191000-
/O.NEW.KJAX.FW.A.0053.070419T1800Z-070419T2200Z/
/O.NEW.KJAX.FW.A.0054.070420T1700Z-070420T2100Z/
/O.EXT.KJAX.FW.W.0052.000000T0000Z-070418T2300Z/
ALACHUA-MARION-
255 PM EDT WED APR 18 2007

...RED FLAG WARNING NOW IN EFFECT UNTIL 7 PM EDT THIS EVENING
DUE TO LOW RHS...
...FIRE WEATHER WATCH IN EFFECT THURSDAY AFTERNOON DUE TO LOW RHS...
...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON DUE TO STRONG
WINDS AND LOW RHS...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT THURSDAY AFTERNOON. A FIRE
WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH IS IN
EFFECT FRIDAY AFTERNOON. THE RED FLAG WARNING IS NOW IN EFFECT
UNTIL 7 PM EDT THIS EVENING. 

REST OF THIS AFTERNOON...RELATIVE HUMIDITY LEVELS WILL REMAIN
BELOW 35 PERCENT UNTIL ALMOST SUNSET.

THURSDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 2 TO 4 HOURS AND BOTTOM OUT IN THE 30 TO 35 PERCENT
RANGE.

FRIDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 2 TO 4 HOURS AND WILL COMBINE WITH NORTHEAST WINDS OF
15 MPH WITH GUSTS TO 20 MPH AT TIMES.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THIS WARNING.

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.

$$

FLZ023-030-031-191000-
/O.NEW.KJAX.FW.A.0053.070419T1800Z-070419T2200Z/
/O.EXT.KJAX.FW.W.0052.000000T0000Z-070418T2300Z/
BAKER-UNION-BRADFORD-
255 PM EDT WED APR 18 2007

...RED FLAG WARNING NOW IN EFFECT UNTIL 7 PM EDT THIS EVENING
DUE TO LOW RHS...
...FIRE WEATHER WATCH IN EFFECT THURSDAY AFTERNOON DUE TO LOW RHS...

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT THURSDAY AFTERNOON. THE RED
FLAG WARNING IS NOW IN EFFECT UNTIL 7 PM EDT THIS EVENING. 

REST OF THIS AFTERNOON...RELATIVE HUMIDITY LEVELS WILL REMAIN
BELOW 35 PERCENT UNTIL ALMOST SUNSET.

THURSDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 3 TO 5 HOURS AND BOTTOM OUT AROUND 30 PERCENT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THIS WARNING.

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.

$$

FLZ024-025-032-033-037-038-182300-
/O.EXT.KJAX.FW.W.0052.000000T0000Z-070418T2300Z/
NASSAU-DUVAL-CLAY-ST JOHNS-PUTNAM-FLAGLER-
255 PM EDT WED APR 18 2007

...RED FLAG WARNING NOW IN EFFECT UNTIL 7 PM EDT THIS EVENING
DUE TO LOW RHS...

THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 7 PM EDT THIS
EVENING. 

THIS AFTERNOON...RELATIVE HUMIDITY LEVELS WILL REMAIN BELOW 35
PERCENT UNTIL ALMOST SUNSET.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THIS WARNING.

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.

$$

HESS

000 
WWUS82 KJAX 182306
RFWJAX

RED FLAG WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
706 PM EDT WED APR 18 2007

FLZ020>022-035-191115-
/O.EXP.KJAX.FW.W.0052.000000T0000Z-070418T2300Z/
/O.CON.KJAX.FW.W.0053.070419T1700Z-070419T2300Z/
/O.CON.KJAX.FW.A.0054.070420T1700Z-070420T2100Z/
HAMILTON-SUWANNEE-COLUMBIA-GILCHRIST-
706 PM EDT WED APR 18 2007

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 7 PM EDT
THURSDAY...
...FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON...
...RED FLAG WARNING HAS EXPIRED TODAY...

THE RED FLAG WARNING TODAY IS NO LONGER IN EFFECT. A RED FLAG
WARNING REMAINS IN EFFECT FROM 1 PM TO 7 PM EDT THURSDAY. A FIRE
WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON.

THURSDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 4 TO 6 HOURS AND BOTTOM OUT IN THE 25 TO 30 PERCENT
RANGE.

FRIDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 2 TO 4 HOURS AND WILL COMBINE WITH NORTHEAST WINDS OF
15 MPH WITH GUSTS TO 20 MPH AT TIMES.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THIS WARNING.

$$

FLZ036-040-191115-
/O.EXP.KJAX.FW.W.0052.000000T0000Z-070418T2300Z/
/O.CON.KJAX.FW.A.0053.070419T1800Z-070419T2200Z/
/O.CON.KJAX.FW.A.0054.070420T1700Z-070420T2100Z/
ALACHUA-MARION-
706 PM EDT WED APR 18 2007

...FIRE WEATHER WATCH REMAINS IN EFFECT THURSDAY AFTERNOON...
...FIRE WEATHER WATCH REMAINS IN EFFECT FRIDAY AFTERNOON...
...RED FLAG WARNING HAS EXPIRED TODAY...

THE RED FLAG WARNING TODAY IS NO LONGER IN EFFECT. A FIRE WEATHER
WATCH REMAINS IN EFFECT THURSDAY AFTERNOON. A FIRE WEATHER WATCH
REMAINS IN EFFECT FRIDAY AFTERNOON.

THURSDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 2 TO 4 HOURS AND BOTTOM OUT IN THE 30 TO 35 PERCENT
RANGE.

FRIDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 2 TO 4 HOURS AND WILL COMBINE WITH NORTHEAST WINDS OF
15 MPH WITH GUSTS TO 20 MPH AT TIMES.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THIS WARNING.

$$

FLZ023-030-031-191115-
/O.EXP.KJAX.FW.W.0052.000000T0000Z-070418T2300Z/
/O.CON.KJAX.FW.A.0053.070419T1800Z-070419T2200Z/
BAKER-UNION-BRADFORD-
706 PM EDT WED APR 18 2007

...FIRE WEATHER WATCH REMAINS IN EFFECT THURSDAY AFTERNOON...
...RED FLAG WARNING HAS EXPIRED TODAY...

THE RED FLAG WARNING TODAY IS NO LONGER IN EFFECT. A FIRE WEATHER
WATCH REMAINS IN EFFECT THURSDAY AFTERNOON.

THURSDAY AFTERNOON...RELATIVE HUMIDITY LEVELS WILL FALL BELOW 35
PERCENT FOR 3 TO 5 HOURS AND BOTTOM OUT AROUND 30 PERCENT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THIS WARNING.

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.

$$

FLZ024-025-032-033-037-038-190015-
/O.EXP.KJAX.FW.W.0052.000000T0000Z-070418T2300Z/
NASSAU-DUVAL-CLAY-ST JOHNS-PUTNAM-FLAGLER-
706 PM EDT WED APR 18 2007

...RED FLAG WARNING HAS EXPIRED TODAY...

THE RED FLAG WARNING IS NO LONGER IN EFFECT.

$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
310 AM EDT WED APR 18 2007

.SHORT TERM...WEAK SURFACE TROUGH EXTENDS OVER THE AREA WITH SURFACE
HIGH IN THE EASTERN GULF. ALOFT...RIDGE EXTENDS OVER THE SOUTHEAST
REGION WITH VIGOROUS UPSTREAM TROUGH OVER THE LOWER MISSISSIPPI
VALLEY REGION.

MAIN CONCERN THROUGH THE SHORT-TERM WILL BE ONGOING WILD FIRES IN
SOUTHERN GEORGIA. A DENSE SMOKE ADVISORY IS IN EFFECT FOR
WARE...CHARLTON AND NASSAU COUNTIES THROUGH 5 AM EDT. WILL MAINTAIN
EXISTING PRODUCT THROUGH 5 AM...THEN WILL EXTEND PRODUCT THROUGH
10 AM WHILE REPLACING NASSAU COUNTY WITH PIERCE COUNTY. THIS IS IN
RESPONSE TO TRANSPORT WINDS SHIFTING FROM NORTHWEST TO SOUTHWEST...
LIKELY PUSHING THICKER SMOKE INTO PIERCE COUNTY.

AFOREMENTIONED DISTURBANCE OVER THE LOWER MISSISSIPPI VALLEY REGION
IS FORECAST TO WEAKEN CONSIDERABLY UPON REACHING JAX CWA LATE THIS
AFTERNOON AND EVENING. WITH LIMITED MOISTURE AND WEAKENING
DYNAMICS UPON ARRIVAL...WILL LIMIT POPS TO 20 PERCENT. IN FACT...
DISTURBANCE WILL LIKELY QUICKLY SHIFT EAST THIS EVENING...WITH
DRY FORECAST IS STORE THURSDAY AND INTO THE WEEKEND. A SECONDARY
DISTURBANCE WILL LIKELY CLIP SOUTH GEORGIA THURSDAY EVENING...
AND WILL BE ACCOMPANIED BY SCATTERED CLOUDS...OTHERWISE CLOUDS WILL
BE ON THE DECREASE BEGINNING TONIGHT. THE EXCEPTION WILL BE
LINGERING CLOUDS IN VICINITY OF ONGOING WILD FIRES.

BREEZY NORTHERLY WINDS ARE EXPECTED FRIDAY...IN RESPONSE TO
TIGHTENING GRADIENT BETWEEN LARGE HIGH PRESSURE SYSTEM TO OUR
NORTHWEST AND LOWER PRESSURE OVER THE WESTERN ATLANTIC.

.LONG TERM (SAT THRU TUE)...A DRY FORECAST FOR THE EXTENDED PERIOD
AS MEAN LAYER RIDGE SLOWLY POSITIONS OVER THE AREA. COOLEST TEMPS
ARE FORECAST SATURDAY MORNING WITH LOWS IN THE UPPER 40S POSSIBLE
ACROSS INTERIOR SOUTHEAST GEORGIA AS WELL AS NORTHERN SUWANNEE
VALLEY REGION OF NORTH FLORIDA. A WARMING TREND WILL ENSUE AND
BY TUESDAY...TEMPS WILL RANGE FROM MID 50S TO LOWER 60S IN THE
MORNING...WARMING TO LOWER TO MID 80S DURING THE AFTERNOON.

.AVIATION...MAIN CONCERN TODAY WILL BE SMOKE AND REDUCED
VISIBILITIES. MVFR VSBYS POSSIBLE MAINLY EARLY THIS MORNING AT
SSI...JAX...AND CRG. OTHERWISE VFR CONDITIONS SHOULD PREVAIL BY
AFTERNOON.

&&

.MARINE...QUIET CONDITIONS WILL CONTINUE TODAY WITH LIGHT WINDS AND
SEAS. NE FLOW WILL INCREASE ON FRIDAY WITH BACKDOOR COLD FRONT
PUSHING THROUGH THE WATERS. SCA CONDITIONS POSSIBLE BY LATE FRIDAY.

&&

.FIRE WEATHER...MIN RHS NEAR 30 PERCENT THIS AFTERNOON SO HAVE
UPGRADED WATCH TO WARNING FOR NE FL. LOW RH DURATIONS WILL BE AROUND
4 HOURS.

&&

.PRELIMINARY POINT TEMPS/POPS...
AMG  77  49  77  49 /  20  20   0   0
SSI  72  57  71  55 /  10  20  10  10
JAX  78  54  76  53 /  10  20  10   0
SGJ  76  57  74  56 /  10  20  10   0
GNV  80  54  80  51 /  20  10   0   0
OCF  80  55  82  51 /  10  10   0   0

&&

.JAX WATCHES/WARNINGS/ADVISORIES...
FL...RED FLAG WARNING FROM 1 PM TO 6 PM EDT THIS AFTERNOON FOR
     ALACHUA-BAKER-BRADFORD-CLAY-COLUMBIA-DUVAL-FLAGLER-
     GILCHRIST-HAMILTON-MARION-NASSAU-PUTNAM-ST JOHNS-SUWANNEE-
     UNION.

     DENSE SMOKE ADVISORY UNTIL 5 AM EDT EARLY THIS MORNING FOR
     NASSAU.

GA...DENSE SMOKE ADVISORY FROM 5 AM UNTIL 10 AM EDT THIS MORNING
     FOR BRANTLEY.

     DENSE SMOKE ADVISORY UNTIL 10 AM EDT THIS MORNING FOR CHARLTON-
     WARE.

AM...NONE.
&&

ZAPPE/ZIBURA/

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1025 PM EDT TUE APR 17 2007

FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-181000-
ALACHUA-APPLING-ATKINSON-BACON-BAKER-BRADFORD-BRANTLEY-
CAMDEN (COASTAL)-CAMDEN (INLAND)-CHARLTON-CLAY-CLINCH-COFFEE-
COLUMBIA-DUVAL-ECHOLS-FLAGLER-GILCHRIST-GLYNN (COASTAL)-
GLYNN (INLAND)-HAMILTON-JEFF DAVIS-MARION-NASSAU-PIERCE-PUTNAM-
ST JOHNS-SUWANNEE-UNION-WARE-WAYNE-
1025 PM EDT TUE APR 17 2007

THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA.

.DAY ONE...REST OF TONIGHT...

...DENSE SMOKE ADVISORY UNTIL 5 AM WEDNESDAY FOR CHARLTON...
WARE...AND NASSAU COUNTIES...

.SMOKE IMPACT...
DENSE SMOKE WILL CONTINUE TO AFFECT AREAS ALONG AND EAST OF A
LINE FROM NEAR WAYCROSS TO FOLKSTON...HILLIARD AND CALLAHAN.
MOTORISTS AND NEARSHORE MARINERS SHOULD USE EXTRA CAUTION
OVERNIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY...

WIDESPREAD SMOKE WILL LIKELY CONTINUE OVER PORTIONS OF WARE...
CHARLTON...AND NASSAU COUNTIES ON WEDNESDAY MORNING AND LOCAL
VISIBILITIES MAY AGAIN BE BELOW A HALF A MILE IN THESE AREAS.
LOCAL INTERESTS SENSITIVE TO SMOKE MAY WISH TO LIMIT OUTDOOR
ACTIVITIES AND REMAIN IN A WELL VENTILATED AREA.

.FIRE WEATHER IMPACT...MINIMUM RELATIVE HUMIDITIES WILL DROP INTO THE
UPPER 20S TO UPPER 30S FOR WEDNESDAY.

.MARINE WIND AND SEAS IMPACT...A NORTH TO NORTHEAST FLOW WILL
BRIEFLY INCREASE SEAS FRIDAY AFTERNOON INTO SATURDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT REQUESTED AT THIS TIME.

FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE
IN JACKSONVILLE WEBSITE ON THE INTERNET AT WWW.SRH.NOAA.GOV/JAX.

ENYEDI/SHASHY