Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 091622
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1122 AM CDT WED JUN 09 2010
VALID 091700Z - 101200Z
...NO CRITICAL AREAS...
EXPANDED CRITICAL WWD INTO SRN NV AND SWD INTO AZ WHERE SUSTAINED
WIND SPEEDS ARE EXPECTED TO BE 20 TO 25 MPH. REMAINDER OF THE
FORECAST IS ON TRACK.
..HURLBUT.. 06/09/2010
.PREV DISCUSSION... /ISSUED 0250 AM CDT WED JUN 09 2010/
...SYNOPSIS...
UPPER LEVEL LOW AND ATTENDANT TROF THAT HAS BEEN SLOWING MOVING SE
ALONG THE BC COAST WILL FINALLY MOVE ONSHORE THE PAC NW TODAY AND
DIG SEWD TOWARD THE NRN GREAT BASIN. MEANWHILE...UPPER RIDGE WILL
MOVE EWD FROM THE NRN HIGH PLAINS TO THE UPPER MIDWEST WITH A TROF
AFFECTING THE NERN CONUS. THE MAIN AREA OF CONCERN TODAY WILL
CONTINUE TO BE THE SWRN CONUS WHERE HOT AND DRY CONDITIONS WILL
CONTINUE AND DEEP LAYER SWLY FLOW WILL INCREASE IN RESPONSE TO THE
NWRN TROF.
...NWRN AZ...SERN UT AND FAR W CNTRL CO...
INCREASED DEEP LAYER SWLY FLOW COUPLED WITH THE DEVELOPMENT OF
SEVERAL SFC LOWS FROM SRN NV TO ERN UT TO ERN CO WILL RESULT IN
INCREASED SFC WIND SPEEDS TODAY. DOWNSLOPE FLOW OFF OF HIGHER
TERRAIN WILL ALSO FURTHER ENHANCE SFC WIND SPEEDS IN VALLEYS AND
PASSES. MODEL SOUNDINGS SUGGEST DEEP WELL-MIXED LAYERS TO AROUND
600-500 MB AND WITH MID LEVEL FLOW INCREASING TO BETWEEN 30-40
KT...SUSTAINED SFC WINDS OF 25 MPH WITH GUSTS AROUND 30-40 MPH ARE
EXPECTED...ESPECIALLY FROM NERN AZ INTO FAR W CNTRL CO. WILL
CONTINUE THE CRITICAL AREA HERE WHERE HIGHEST WIND SPEEDS ARE
EXPECTED TO COMBINE WITH RH VALUES AROUND 6-12 PERCENT.
...FAR SERN CA TO WRN NM...
CONDITIONS WILL BE MORE MARGINAL FURTHER S AWAY FROM THE AFFECTS OF
THE SFC LOWS AND THE MAIN JET STREAK. SUSTAINED SFC WINDS OF AROUND
15 MPH WITH GUSTS TO AROUND 25 MPH WILL BE LIKELY WITH RH VALUES
FROM 5 TO 15 PERCENT.
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 091932
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0232 PM CDT WED JUN 09 2010
VALID 101200Z - 111200Z
...NO CRITICAL AREAS...
UPPER LOW NOW SEEN ON WV IMAGERY AT 19Z MOVING INTO THE CNTRL ORE
COAST WILL SLOWLY DRIFT EWD THEN SWD INTO THE GREAT
BASIN...AMPLIFYING THE UPPER TROUGH OVER THE WEST. THE CRITICAL AREA
APPEARS TO BE ON TRACK...AS THE STRONGEST WINDS IN ASSOCIATION WITH
THE UPPER TROUGH AND DEVELOPING SURFACE LOWS WILL PRIMARILY BE
WITHIN THE CRITICAL OUTLINE.
A SECONDARY AREA WILL DEVELOP IN RESPONSE TO A DEEPENING LEE LOW IN
SERN CO...WITH STRONGER WINDS IN NERN NM/SERN CO/FAR SWRN KS AND THE
OK/TX PANHANDLES. HERE SWLY/SLY SURFACE WINDS OF NEAR 20 TO 25 MPH
CAN BE ANTICIPATED...WITH DEEP MIXING HEIGHTS PROMOTING STRONGER
GUSTS TO THE SURFACE. ALTHOUGH WIND/RH WILL LIKELY MEET CRITICAL
CRITERIA...GREEN UP CONDITIONS AND RECENT RAINFALL WILL TEMPER THE
THREAT.
..HURLBUT.. 06/09/2010
.PREV DISCUSSION... /ISSUED 0252 AM CDT WED JUN 09 2010/
...SYNOPSIS...
AN AMPLIFIED TROF WILL REMAIN IN PLACE OVER THE WRN CONUS AND DEEPEN
BY THE END OF THE PERIOD WITH INCREASED SWLY FLOW ALOFT
OVERSPREADING MUCH OF THE SWRN CONUS INTO THE NRN HIGH PLAINS. UPPER
LEVEL RIDGING WILL MOVE EWD FROM THE UPPER MIDWEST TO THE GREAT
LAKES BY THE END OF THE PERIOD.
...SERN CA...SRN NV...NRN AZ...SRN UT...SWRN CO AND NWRN NM...
CONDITIONS WILL BE SIMILAR TO WEDNESDAY BUT SFC WIND SPEEDS WILL
INCREASE FURTHER E INTO PARTS OF WRN CO AND NM. DEEPENING SFC LOWS
OVER ERN CO AND ERN UT COUPLED WITH TERRAIN INFLUENCES WILL FURTHER
ENHANCE SFC FLOW WITH SUSTAINED WINDS OF 20-30 MPH EXPECTED. DEEPLY
MIXED BOUNDARY LAYER TO AROUND 500 MB IS INDICATED BY FORECAST
SOUNDINGS WITH 40 KT MID LEVEL WINDS. THIS WILL TRANSLATE TO SFC
GUSTS AROUND 40-45 MPH. RH VALUES WILL RANGE FROM 5 TO 15 PERCENT
WITH HIGH TEMPERATURES MAINLY IN THE 80S AND 90S.
...FAR SERN CA...SRN AZ AND SWRN NM...
FURTHER S MORE MARGINAL CONDITIONS ARE EXPECTED WITH WIND SPEEDS
AROUND 15 MPH SUSTAINED GUSTING TO 25 MPH. RH VALUES WILL ALSO BE
SLIGHTLY HIGHER /15 TO 25 PERCENT/ FROM FAR SE CA TO SWRN AZ DUE TO
MOISTURE ADVECTION FROM THE NRN GULF OF CA AS WINDS BECOME MORE
S/SWLY AT THE BASE OF THE TROF. ELSEWHERE...RH VALUES FROM 5 TO 15
PERCENT ARE EXPECTED.
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...