Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 090832
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0332 AM CDT FRI MAY 09 2008
VALID 091200Z - 101200Z
...CRITICAL FIRE WEATHER AREA FOR NRN AND ERN AZ / FAR SERN UT /
MOST OF NM / FAR WRN TX...
...SYNOPSIS...
AN UPPER-LEVEL TROUGH WILL DIG FROM THE PACIFIC NW/NRN GREAT
BASIN...REACHING THE NRN PLAINS TO THE CNTRL ROCKIES BY EARLY SAT. A
LOW AMPLITUDE SRN STREAM IMPULSE OFF THE BAJA CA COAST WILL EJECT
NEWD TOWARDS THE SRN ROCKIES/HIGH PLAINS. AT THE SURFACE...LOW
PRESSURE WILL BECOME CENTERED OVER SERN CO THIS AFTERNOON...WHILE A
COLD FRONT SETTLES SWD INTO THE CNTRL/SRN GREAT BASIN.
...CRITICAL FIRE WEATHER AREA - NRN AND ERN AZ / FAR SERN UT / MOST
OF NM / FAR WRN TX...
PRIMARY CONDITIONS: STRONG WINDS / LOW RH / LONG-TERM DRYNESS
A BROAD SWATH OF MODERATELY STRONG MID-LEVEL W/SWLYS WILL OVERSPREAD
MUCH OF THE SRN ROCKIES AND SRN GREAT BASIN. THIS WOULD TYPICALLY
RESULT IN A WIDESPREAD CRITICAL THREAT GIVEN LOW RH ACROSS THE
REGION. HOWEVER...A SRN STREAM IMPULSE AND ASSOCIATED
MID/UPPER-LEVEL CLOUD COVERAGE WILL HINDER INSOLATION AND LIKEWISE
VERTICAL MIXING...MAINLY INVOF SRN ROCKIES. MODEL GUIDANCE DIFFER
WITH THE OVERALL IMPACT ON SURFACE WINDS AND POTENTIAL INCREASE IN
RH. NEVERTHELESS...CONSENSUS OF GUIDANCE SUGGEST AREAS OF SUSTAINED
SURFACE WINDS SHOULD REACH 20 TO 25 MPH AROUND PEAK HEATING WITH RH
VALUES FALLING TO BETWEEN 8 TO 15 PERCENT.
..GRAMS.. 05/09/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 090937
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0437 AM CDT FRI MAY 09 2008
VALID 101200Z - 111200Z
...CRITICAL FIRE WEATHER AREA FOR SWRN TX / CNTRL NM...
...SYNOPSIS...
NRN PLAINS/CNTRL ROCKIES UPPER-LEVEL TROUGH WILL AMPLIFY AS IT
PROGRESSES EWD TOWARDS THE MS RIVER VALLEY. ATTENDANT SURFACE
CYCLONE WILL TRACK FROM THE OK/TX PANHANDLES TO THE MID MS RIVER
VALLEY...INTENSIFYING RAPIDLY LATE IN THE PERIOD AS NRN AND SRN
STREAM UPPER JETS PHASE. AT THE SURFACE...DRYLINE ATTENDANT TO THE
LOW WILL REACH THE I-35 CORRIDOR IN CNTRL TX SAT AFTERNOON...WHILE A
COLD FRONT SWEEPS SWD THROUGH THE SRN PLAINS LATER SAT INTO EARLY
SUN.
...CRITICAL FIRE WEATHER AREA - SWRN TX / CNTRL NM...
PRIMARY CONDITIONS: LONG DURATION OF LOW RH / GUSTY WINDS / DROUGHT
STRONG WLY LOW/MID-LEVEL FLOW SHOULD BE ONGOING SAT MORNING AS AN
UPPER-LEVEL TROUGH PASSES THROUGH THE REGION. ALTHOUGH THESE WINDS
WILL SUBSIDE THROUGH THE DAY...GUSTY SURFACE WINDS ARE EXPECTED TO
COMMENCE BY MID-MORNING AS NOCTURNAL INVERSION BREAKS. SUSTAINED
SPEEDS AROUND 15 TO 25 MPH ARE LIKELY INTO LATE AFTERNOON. THE WLY
DOWNSLOPE FLOW AND SUBSIDENCE IN THE WAKE OF TROUGH PASSAGE WILL
ENHANCE WARMING/DRYING ACROSS SWRN TX. HERE...TEMPERATURES SHOULD
SOAR INTO THE 90S TO AROUND 100. THIS WILL RESULT IN MIN RH VALUES
NEAR 5 PERCENT AND A LONG DURATION OF CRITICALLY LOW RH. THE PASSAGE
OF A COLD FRONT SAT NIGHT/EARLY SUN WILL LEAD TO A WIND SHIFT TO THE
N/NE AND MUCH IMPROVED RH RECOVERY.
..GRAMS.. 05/09/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...