Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 090946
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0346 AM CST TUE JAN 09 2007
VALID 091200Z - 101200Z
...CRITICAL FIRE WEATHER AREA FOR COASTAL AREAS OF SOUTHERN CA...
...CRITICAL FIRE WEATHER AREA FOR MUCH OF FL...
...SYNOPSIS...
LONGWAVE TROUGH WILL REMAIN PREVALENT OVER THE EASTERN THIRD OF THE
CONUS TODAY. SHORTWAVE UPPER RIDGING WILL OCCUR OVER THE NORTHERN
PLAINS AHEAD OF A POTENT UPPER TROUGH DIGGING SOUTHEASTWARD ALONG
THE COAST OF BRITISH COLUMBIA. SURFACE HIGH PRESSURE/DRY CONDITIONS
WILL BE PREVALENT FROM THE CENTRAL/SOUTHERN PLAINS TO THE DEEP
SOUTH. ALTHOUGH THE OFFSHORE GRADIENT WILL BEGIN TO WEAKEN THROUGH
THE PERIOD...GUSTY SANTA ANA WINDS WILL CONTINUE EARLY TODAY ACROSS
THE COASTAL AREAS OF SOUTHERN CA.
...CRITICAL FIRE WEATHER AREA - COASTAL AREAS OF SOUTHERN CA...
PRIMARY CONDITIONS: SANTA ANA WINDS AND LOW RH
SCENARIO OF GUSTY SANTA ANA WINDS/LOW RH VALUES IS ONGOING ACROSS
THE COASTAL VALLEYS OF SOUTHERN CA THIS MORNING...LEADING TO A
CONTINUANCE OF CRITICAL FIRE WEATHER CONDITIONS TO BEGIN THE DAY.
HOWEVER...OWING TO HIGH PRESSURE WEAKENING OVER THE INTERMOUNTAIN
WEST AND THE UPSTREAM PACIFIC NORTHWEST/BRITISH COLUMBIA UPPER
TROUGH...THE OFFSHORE/SANTA ANA EVENT WILL GRADUALLY DIMINISH TODAY
ACROSS THE COASTAL AREAS OF SOUTHERN CA. IN SPITE OF THE RELAXING
OFFSHORE GRADIENT...RH VALUES WILL REMAIN LOW IN THE UPPER SINGLE
DIGITS/LOWER TEENS WITH WARM TEMPERATURES THROUGH EARLY EVENING.
...CRITICAL FIRE WEATHER AREA - MUCH OF FL...
PRIMARY CONDITIONS: LOW AFTERNOON RH AND MODERATE WINDS
BREEZY/DRY CONDITIONS WILL BE PREVALENT ACROSS MUCH OF FL AND THE
ADJACENT SOUTHEAST STATES TODAY AS HIGH PRESSURE BUILDS INTO THE
REGION. WITH MILD AFTERNOON TEMPERATURES IN THE 60S ACROSS
FL...CRITICALLY LOW RH VALUES ARE EXPECTED TO BE IN THE 20-30
PERCENT RANGE FOR SEVERAL HOURS ACROSS NORTHERN FL...WITH RH VALUES
CLOSER TO 30 PERCENT ACROSS INTERIOR CENTRAL/NORTHERN FL. SUSTAINED
NORTHWEST WINDS AROUND 15 MPH WILL FURTHER HEIGHTEN THE FIRE DANGER.
...SOUTHERN AZ...
ABOVE NORMAL TEMPERATURES/DRY CONDITIONS WILL REMAIN PREVALENT
ACROSS SOUTHERN AZ ON PERIPHERY OF INTERMOUNTAIN WEST HIGH PRESSURE.
BREEZY CONDITIONS WITH SUSTAINED WINDS AROUND 15 MPH ARE ANTICIPATED
THIS AFTERNOON...ESPECIALLY ACROSS SOUTHEAST AZ. MINIMUM RH VALUES
WILL BE BETWEEN 10-15 PERCENT THIS AFTERNOON.
..GUYER.. 01/09/2007
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 090947
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0347 AM CST TUE JAN 09 2007
VALID 101200Z - 111200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
PRIMARY LARGE SCALE FEATURE OF NOTE WEDNESDAY WILL BE THE UPPER
TROUGH CARVING SOUTHEASTWARD OVER THE WESTERN STATES. ACROSS
SOUTHERN CA...THE CRITICAL SANTA ANA WIND SCENARIO FROM EARLY THIS
WEEK WILL HAVE COME TO END BEFORE DAY 2/WEDNESDAY...WITH COOLER
TEMPERATURES/HIGHER RH VALUES ON WEDNESDAY VIA ENSUING ONSHORE FLOW
ASSOCIATED WITH THE WESTERN STATES TROUGH.
IN THE EAST...ZONAL UPPER FLOW/MODEST UPPER RIDGING WILL BE
PREVALENT ACROSS THE EASTERN HALF OF THE CONUS. SURFACE HIGH
PRESSURE WILL BE DOMINANT ACROSS THE SOUTHEAST/MID ATLANTIC
STATES...WITH DRY CONDITIONS PREVALENT.
...SOUTHERN PLAINS...
INITIAL STAGES OF LEE CYCLOGENESIS AND A SHARPENING LEE TROUGH WILL
LEAD TO AN INCREASING PRESSURE GRADIENT/MILDER TEMPERATURES ACROSS
THE SOUTH CENTRAL PLAINS ON WEDNESDAY. THE STRONGEST SOUTHERLY WINDS
WEDNESDAY AFTERNOON ARE LIKELY TO MATERIALIZE FROM WEST
CENTRAL/NORTH CENTRAL TX TO EASTERN KS/SOUTHWEST MO...WITH SUSTAINED
WIND SPEEDS REACHING 20-30 MPH WITH HIGHER GUSTS /40 MPH/. THESE
STRONG/GUSTY WINDS AND MILD TEMPERATURES/MODESTLY LOW RH VALUES WILL
LEAD TO A HEIGHTENED FIRE DANGER.
...FL/SOUTHEAST STATES...
A DRY AIRMASS WILL REMAIN ACROSS THE REGION IN PRESENCE OF EASTWARD
SHIFTING SURFACE HIGH PRESSURE. IN ADDITION TO THE EXPECTATION OF
SLIGHTLY COOLER TEMPERATURES ON WEDNESDAY...WINDS SPEEDS SHOULD BE
COMPARATIVELY LIGHTER THAN ON TUESDAY /GENERALLY 10 MPH/ GIVEN THE
PROXIMITY OF THE HIGH PRESSURE AND MORE MODEST PRESSURE
GRADIENT/VERTICAL MIXING. THESE FACTORS SHOULD TEND TO TEMPER THE
CRITICAL FIRE WEATHER THREAT.
..GUYER.. 01/09/2007
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...