Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 050758
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0258 AM CDT FRI SEP 05 2008
VALID 051200Z - 061200Z
...CRITICAL FIRE WEATHER AREA FOR PARTS OF NWRN CA / SWRN OREGON...
...SYNOPSIS...
A BROAD UPPER LONG-WAVE TROUGH IS CENTERED OVER THE N-CENTRAL STATES
WITH AN UPPER RIDGE INFLUENCING THE E AND W COASTS. A N-S PRESSURE
GRADIENT ALONG PARTS OF THE PAC COASTLINE WILL EXIST AS A THERMAL
TROUGH EXTENDS NWD TO PARTS OF NRN CA/SWRN OREGON. CRITICAL
CONDITIONS ARE ANTICIPATED TO OCCUR OVER PARTS OF NWRN CA INTO SWRN
OREGON EARLY IN THE PERIOD BEFORE WINDS SLACKEN SOMEWHAT AND FIRE
WEATHER CONDITIONS BECOME MORE TEMPERED.
...CRITICAL FIRE WEATHER AREA - PARTS OF NWRN CA / SWRN OREGON...
PRIMARY CONDITIONS: GUSTY WINDS / LOW RH
A CONTINUATION OF CRITICAL FIRE WEATHER CONDITIONS WILL LIKELY BE
ONGOING THIS MORNING AS SUSTAINED NNELY-ENELY WINDS NEAR 20 MPH
/GUSTS 25-35 MPH/ AFFECT MAINLY HIGHER TERRAIN. FORECAST SOUNDINGS
SUGGEST RH MAY AGAIN BE NEAR 20 PERCENT FOR SEVERAL HOURS. RH WILL
PROBABLY REMAIN LOW DURING THE DAYTIME...BUT WINDS WILL LIKELY
WEAKEN BELOW CRITICAL LEVELS THUS ENDING A CRITICAL FIRE WEATHER
THREAT. A SIMILAR BUT LESS ROBUST SETUP APPEARS POSSIBLE FRIDAY
NIGHT INTO SATURDAY MORNING. THE LATEST DETERMINISTIC CONSENSUS
INDICATES A WEAKER PRESSURE GRADIENT DURING THE OVERNIGHT HOURS
FRIDAY NIGHT/SATURDAY MORNING COMPARED TO FRIDAY MORNING. HOWEVER
FORECAST SOUNDINGS SHOW ANALOGOUS LOW LEVEL FLOW. THE POTENTIAL FOR
GUSTY WINDS /ALBEIT SLIGHTLY WEAKER/ MAY SERVE TO ENHANCE AN
OTHERWISE MORE LIMITED FIRE WEATHER THREAT COMPARED TO THE EARLY
PART OF THE PERIOD.
..SMITH.. 09/05/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 050905
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0405 AM CDT FRI SEP 05 2008
VALID 061200Z - 071200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
A BROAD UPPER LONG-WAVE TROUGH CENTERED OVER THE N-CENTRAL STATES
AT THE START OF THE PERIOD WILL BEGIN TO SLOWLY SHIFT EWD AS A
SERIES OF UPPER DISTURBANCES TRAVERSE ITS PERIPHERY. AN UPPER
RIDGE/S INFLUENCE WILL WANE OVER PARTS OF THE PACIFIC COAST DURING
THE PERIOD AS A WEAK MID-LEVEL PERTURBATION MOVES TOWARDS THE
AFOREMENTIONED REGION BY THE END OF THE PERIOD. THERE IS SOME
POTENTIAL FOR A FIRE WEATHER THREAT AFFECTING PARTS OF NWRN CA AND
SWRN OREGON AS GUSTY WINDS RELATED TO A N-S PRESSURE GRADIENT RESIDE
OVER PARTS OF THE PACIFIC COAST EARLY IN THE PERIOD. BORDERLINE
CRITICAL CONDITIONS MAY BE MET AT TIMES BUT ARE NOT ANTICIPATED TO
BE LONG ENOUGH IN DURATION FOR AN OUTLOOK.
...PARTS OF SWRN OREGON / NWRN CA...
GUSTY WINDS MAY OCCUR OVER HIGHER TERRAIN DURING THE MORNING HOURS
SATURDAY CONCURRENTLY WITH SUFFICIENTLY LOW RH /NEAR 20 PERCENT/.
FORECAST SOUNDINGS SHOW SOME POTENTIAL FOR GUSTY NNE-ENELY OFFSHORE
FLOW UP TO 25-30 MPH--SUPPORTING SOME CRITICAL FIRE WEATHER
POTENTIAL. DESPITE THIS...SUSTAINED WINDS ARE FORECAST TO GENERALLY
REMAIN UNDER 20MPH. AN UPGRADE TO A CRITICAL DESIGNATION MAY BECOME
NECESSARY IF WINDS ARE FORECAST TO BE SLIGHTLY STRONGER/LONGER
DURATION THAN ANTICIPATED SATURDAY MORNING. HOWEVER A RELAXED FIRE
WEATHER THREAT SHOULD DEVELOP DURING THE LATE MORNING INTO THE
AFTERNOON AS GRADIENT WINDS WEAKEN.
..SMITH.. 09/05/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...