Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 270859
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0359 AM CDT THU APR 27 2006
VALID 271200Z - 281200Z
...CRITICAL FIRE WEATHER AREA FOR PORTIONS OF THE SRN ROCKIES
REGION...
...SYNOPSIS...
AN UPPER LOW WILL MOVE EWD FROM OFF THE NRN BAJA CA COAST INTO THE
SRN ROCKIES THROUGH TONIGHT. AHEAD OF THIS SYSTEM...MODERATE WINDS
AND LOW RH READINGS WILL LEAD TO CRITICAL FIRE WEATHER CONDITIONS
OVER PORTIONS OF THE FAR SRN ROCKIES THIS AFTERNOON. EAST OF A
DRYLINE OVER CENTRAL NM SCT TSTMS WILL BRING MUCH NEEDED RAINFALL TO
THE SRN HIGH PLAINS REGION. ELSEWHERE ACROSS THE NATION...SFC HIGH
PRESSURE WILL BE THE DOMINANT SFC FEATURE PROVIDING FOR LIGHT WINDS.
LOW RH READINGS WILL BE PREVALENT IN ASSOCIATION WITH THE SFC HIGH
OVER MUCH OF THE UPPER MIDWEST/GREAT LAKES REGION LEADING TO HIUGH
FIRE DANGER. TWO EXCEPTIONS TO THE GENERALLY LIGHT WINDS WILL OCCUR
TODAY. ONE OVER THE NRN HIGH PLAINS WHERE MODERATE SFC WINDS WILL
OCCUR IN ASSOCIATION WITH A NRN STREAM UPPER TROUGH MOVING SEWD OUT
OF CANADA. THE OTHER EXCEPTION WILL BE OVER FL WHERE MODERATE WLY
WINDS OCCUR IN THE WAKE OF COLD FRONT.
...CRITICAL FIRE WEATHER AREA 1 - FAR SERN AZ/SWRN NM AND FAR WRN
TX...
PRIMARY CONDITIONS: SUSTAINED SWLY WINDS FROM 20-30 MPH...MIN RH
READINGS AROUND 15 PERCENT...ISOLATED DRY TSTMS AND LONG TERM
DROUGHT.
AHEAD OF A STRONG UPPER SYSTEM...WSWLY MID LEVEL FLOW WILL
STRENGTHEN OVER THE DESERT SW/SRN ROCKIES. IN THE WAKE OF AN
ASSOCIATED SFC COLD FRONT...A MODERATE PRESSURE GRADIENT COMBINED
WITH COLD ADVECTION/STEEP LOW-MID LEVEL LAPSE RATES WILL SUPPORT
MODERATE SWLY SFC WINDS FROM 20-30 MPH WITH GUSTS UP TO 40 MPH IN
THE HIGHER TERRAIN. ALTHOUGH TEMPERATURES WILL BE MUCH COOLER THAN
RECENT DAYS...LOW DWPTS WILL SUPPORT MIN RH READINGS AROUND 15
PERCENT. MID LEVEL MOISTURE AHEAD OF THE UPPER SYSTEM WILL SUPPORT
ISOLATED TSTMS OVER PORTIONS OF ERN AZ/WRN NM. RELATIVELY HIGH CLOUD
BASES WILL AID IN LITTLE PRECIP REACHING THE GROUND.
..CROSBIE.. 04/27/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 270900
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0400 AM CDT THU APR 27 2006
VALID 281200Z - 291200Z
...CRITICAL FIRE WEATHER AREA FOR PORTIONS OF SRN NM/WRN TX...
...SYNOPSIS...
A SRN STREAM UPPER LOW OVER THE SRN ROCKIES WILL MOVE EWD INTO THE
SRN PLAINS WHILE GRADUALLY PHASING WITH A NRN STREAM TROUGH MOVING
SEWD FROM THE NRN PLAINS. IN ASSOCIATION WITH THIS UPPER SYSTEM...A
SFC LOW/DRYLINE WILL MOVE EWD ACROSS WRN TX DURING THE DAY. AREAS TO
THE WEST OF THE DRYLINE AND SOUTH OF A COLD FRONT WILL SEE CRITICAL
FIRE WEATHER CONDITIONS. ELSEWHERE ACROSS THE NATION...SFC HIGH
PRESSURE WILL BE THE DOMINANT SENSIBLE WEATHER FEATURE. ALTHOUGH LOW
DWPTS/RH READINGS WILL ACCOMPANY THE HIGH OVER MUCH OF THE ERN
STATES...GENERALLY LIGHT WINDS WILL LIMIT THE POTENTIAL FOR CRITICAL
FIRE WEATHER CONDITIONS.
...CRITICAL FIRE WEATHER AREA 1 - FAR SERN NM/SWRN TX...
PRIMARY CONDITIONS: SUSTAINED WLY WINDS FROM 20-30 MPH WITH GUSTS UP
TO 40 MPH...MIN RH READINGS AROUND 15 PERCENT...LONG TERM DROUGHT
STEEP LAPSE RATES IN THE LOW-MID LEVELS IN THE WAKE OF A PACIFIC
COLD FRONT/DRYLINE WILL OCCUR OVER THE HIGHER TERRAIN OF SWRN
TX/SERN NM ON DAY TWO. STRONG WIND FIELDS WILL THUS MIX TOWARDS THE
SURFACE AND AID IN MODERATE SFC WINDS. ALTHOUGH TEMPERATURES WILL BE
COOLER THAN RECENTLY...LOW DWPTS WILL STILL SUPPORT MIN RH READINGS
AROUND 15 PERCENT. AS ANOTHER STRONGER COLD FRONT MOVES SWD INTO THE
AREA OVERNIGHT...RH READINGS WILL RISE DRAMATICALLY.
...FLA...
SFC WINDS WILL TURN NELY AS SFC PRESSURES FALL OVER THE LOWER MS
VALLEY IN RESPONSE TO APPROACHING UPPER SYSTEM OVER THE PLAINS. AS
DRY AIR REMAINS OVER THE REGION AND TEMPERATURES WARM OVER DAY
ONE...MIN RH READINGS WILL REACH CRITICAL LEVELS /25-35 PERCENT/
DURING THE AFTERNOON. SUSTAINED WINDS SHOULD GENERALLY REMAIN LESS
THAN 15 MPH PRECLUDING AN OUTLOOK AREA.
..CROSBIE.. 04/27/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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