Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 090646
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0146 AM CDT SAT AUG 09 2008
VALID 091200Z - 101200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
AN UPPER LOW OFFSHORE OF THE BRITISH COLUMBIA/WASHINGTON COASTS WILL
BEGIN TO SHIFT ONSHORE TODAY...OVERSPREADING STRONGER SWLY WINDS
ALOFT ACROSS MUCH OF THE PACIFIC NORTHWEST. MONSOONAL MOISTURE...AS
EVIDENCED BY PWAT VALUES NEAR .75-1.00 INCH ON 00Z SOUNDING
DATA...WILL CONTINUE TO BE SUPPORTIVE OF WET THUNDERSTORM
DEVELOPMENT ACROSS A WIDESPREAD AREA IN AN UNSTABLE
ATMOSPHERE...ESPECIALLY BY LATE AFTERNOON. THE MOST SIGNIFICANT
STORMS ARE EXPECTED ACROSS ERN ID AND WRN MT.
AT THE SURFACE...A COLD FRONT WILL PUSH INTO MT BY THE END OF THE
PERIOD...AND LOCALLY GUSTY WINDS WILL AFFECT MUCH OF ERN WA/OR AND
NRN CA/NWRN NV/WRN ID. ALTHOUGH STRONGER GUSTS ARE
LIKELY...SUSTAINED WINDS ARE EXPECTED TO REMAIN BELOW CRITICAL
THRESHOLDS.
MEANWHILE IN THE EAST...AN UPPER TROUGH OF LOW PRESSURE WILL BE
DOMINANT. THE COLD FRONT THAT BROUGHT WIDESPREAD THUNDERSTORMS TO
THE SOUTHEAST YESTERDAY WILL CONTINUE TO SAG SWD INTO SRN FL. DRIER
AIR WILL BUILD IN BEHIND...WITH CRITICALLY LOW RHS MAINLY CONFINED
TO THE FL PANHANDLE.
...CA...SERN OR...SRN ID...NV...
MARGINALLY CRITICAL FIRE CONDITIONS ARE EXPECTED ACROSS A WIDESPREAD
AREA FOLLOWING A COLD FRONTAL PASSAGE AND IN ASSOCIATION WITH AN
UPPER TROUGH MOVING ONSHORE. LOCALLY GUSTY SWLY WINDS WILL BE LIKELY
ESPECIALLY BY AFTERNOON WHEN DEEP MIXING ALLOWS THE STRONGER WINDS
ALOFT TO REACH THE SURFACE. SUSTAINED SPEEDS ARE GENERALLY EXPECTED
TO REMAIN BELOW CRITICAL THRESHOLDS...ALTHOUGH HIGHER ELEVATIONS
WILL EXPERIENCE STRONGER SPEEDS. RELATIVE HUMIDITIES WILL LOWER TO
10 TO 15 PERCENT...ENHANCING FIRE DANGER IN GUSTY WINDS.
...FL PANHANDLE/SRN GA/SRN AL...
EARLY MORNING WV IMAGERY SHOWS MUCH DRIER AIR/SUBSIDENCE BUILDING IN
BEHIND A COLD FRONT THAT IS POSITIONED ROUGHLY ACROSS THE CNTRL FL
PENINSULA. AFTERNOON RELATIVE HUMIDITIES MAY BRIEFLY DROP TO NEAR 25
PERCENT ACROSS SRN GA/SRN AL...AND 35 PERCENT ACROSS THE FL
PANHANDLE AWAY FROM THE IMMEDIATE COAST. LIGHT NWLY WINDS WILL LIMIT
CRITICAL DESIGNATION.
..HURLBUT.. 08/09/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 090814
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0314 AM CDT SAT AUG 09 2008
VALID 101200Z - 111200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
THE UPPER LOW THAT REMAINS OFFSHORE OF BRITISH COLUMBIA/WASHINGTON
THIS MORNING WILL PROGRESS NEWD INTO SERN BRITISH COLUMBIA. HOT AND
DRY CONDITIONS WILL CONTINUE ACROSS MUCH OF THE WRN STATES AS UPPER
RIDGING SLOWLY BUILDS IN BEHIND. GIVEN TRAJECTORY OF THE UPPER
LOW...THE STRONGEST WINDS WILL REMAIN CLOSE TO THE U.S./CANADIAN
BORDER...WHERE ABOVE NORMAL MOISTURE AND MARGINAL RELATIVE
HUMIDITIES WILL EXIST. FARTHER W...RELATIVE HUMIDITIES WILL DROP
INTO THE TEENS...ALTHOUGH SUSTAINED WINDS WILL REMAIN BELOW CRITICAL
THRESHOLDS. HOWEVER...LOCALLY GUSTY WINDS MAY BE POSSIBLE ACROSS ERN
OR/WA...NRN CA/NV/UT...AND ID. MEANWHILE AT THE SURFACE...THE COLD
FRONTAL PROGRESSION WILL BE SOMEWHAT SLOW...ALTHOUGH A WIND SHIFT
WILL OCCUR IN MT/WY...WITH GUSTY WINDS FOLLOWING THE FRONTAL
PASSAGE.
IN THE FOUR CORNERS REGION AND ERN GREAT BASIN...WET THUNDERSTORMS
WILL CONTINUE TO AFFECT A WIDESPREAD AREA IN THE AFTERNOON.
...PORTIONS OF THE NORTHWEST...
AS PREVIOUSLY MENTIONED...STRONGER WINDS WILL MAINLY BE CONFINED
NEAR THE U.S./CANADIAN BORDER. WV IMAGERY SEEMS TO SUPPORT THAT THE
DRIEST AIR WOULD MOVE INTO PORTIONS OF THE SOUTHWEST...AWAY FROM
STRONGER WINDS. HOWEVER...THERE MAY BE POTENTIAL FOR SOMEWHAT DRIER
AIR TO MOVE INTO ERN ID/WRN MT...WHERE WINDS MAY BE STRONGER IN A
POST COLD FRONTAL REGIME...AND AS STRONGER WINDS IN ASSOCIATION WITH
THE UPPER LOW REACH THE SURFACE AS DEEP MIXING OCCURS IN THE
AFTERNOON. GIVEN UNCERTAINTY IN THIS SCENARIO AS MODEL FORECASTS
SEEM SOMEWHAT MARGINAL...WILL WAIT TO OUTLINE A CRITICAL AREA AT
THIS TIME.
..HURLBUT.. 08/09/2008
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...