Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 090804
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0304 AM CDT SUN JUL 09 2006
VALID 091200Z - 101200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
UPPER LEVEL HIGH PRESSURE IS CENTERED OVER THE CENTRAL ROCKIES
MAINTAINING POOL OF MID LEVEL MOISTURE OVER MUCH OF THE GREAT BASIN
AND NRN/CNTRL ROCKIES. THUNDERSTORMS WILL AGAIN OCCUR THROUGHOUT THE
AREA...WITH A FEW DRY THUNDERSTORMS EXPECTED ALONG THE WRN PERIPHERY
OF DEEPER MONSOONAL MOISTURE. FARTHER SOUTH...WESTERLY FLOW HAS
UNDERCUT THE RIDGE PRODUCING A DRYING TREND IN THE DESERT SOUTHWEST.
DRY CONTINENTAL AIR IS MOVING SWD FROM CANADA AND INTO THE NRN
PLAINS... WITH AFTERNOON RH EXPECTED TO FALL TO 15 PERCENT OVER
PORTIONS OF CNTRL/ERN MT. SURFACE WINDS WILL BE LIGHT HOWEVER...AND
GENERALLY FROM THE EAST/SOUTHEAST AROUND 10 MPH.
THE EAST IS DOMINATED BY A LONGWAVE TROUGH PRODUCING RATHER TRANQUIL
FIRE WEATHER CONDITIONS EAST OF THE MISSISSIPPI RIVER. THE ONLY
EXCEPTION IS IN THE FAR SOUTHEAST WHERE DRY AIR ASSOCIATED WITH
SURFACE HIGH PRESSURE LEADS TO LOW AFTERNOON RH OVER PORTIONS OF
AL...GA...AND NRN FL.
...GREAT BASIN/ERN OR/CNTRL ID...
A WEAKENING SHORTWAVE TROUGH/COLD POOL CONTINUES TO MOVE SLOWLY NEWD
FROM THE GREAT BASIN INTO THE CNTRL/NRN ROCKIES BY THE END OF THE
PERIOD. THE WRN PERIPHERY OF DEEPER MONSOONAL MOISTURE RESIDES OVER
THIS AREA AND SHOULD BE THE LOCATION OF ISOLATED AFTERNOON DRY
THUNDERSTORMS. DESPITE THE WEAK TROUGH AXIS MOVING THROUGH THE
AREA...DEBRIS CLOUDINESS OVER THE GREAT BASIN AND MINIMAL ORGANIZED
LARGE SCALE ASCENT SHOULD TEND TO LIMIT THE OVERALL CONVECTIVE
COVERAGE. DUE TO THE ISOLATED THREAT OVER SUCH AN EXTENSIVE AREA...A
CRITICAL AREA FOR DRY THUNDERSTORMS WILL NOT BE ISSUED.
...SRN AL/SRN GA/NRN FL...
CONDITIONS IN THE SOUTHEAST ARE SUCH THAT AFTERNOON RH WILL FALL TO
25 TO 35 PERCENT ACROSS SRN AL...SRN GA...AND NRN FL. THE SURFACE
RIDGE AXIS PASSES OVERHEAD THIS AFTERNOON TURNING THE FLOW TO MORE
SELY BY LATE IN THE DAY...BUT WITH SPEEDS AT OR BELOW 10 MPH THROUGH
THE PERIOD. RH SHOULD RECOVER VERY QUICKLY FOLLOWING SUNSET.
..BRIGHT.. 07/09/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 090914
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0414 AM CDT SUN JUL 09 2006
VALID 101200Z - 111200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
PATTERN CHANGE CONTINUES TO EVOLVE DURING THE PERIOD WITH ERODING
WRN RIDGE BEING REPLACED BY ZONAL FLOW AND THE DEVELOPMENT OF A
LONGWAVE TROUGH ALONG THE PACIFIC NORTHWEST COAST. WESTERLY
COMPONENT OF MID LEVEL FLOW ACCELERATES ACROSS THE ENTIRE
WEST...PUSHING MONSOONAL MOISTURE TO THE EAST AND LEADING TO A
TRANSITION PERIOD WHERE RESIDUAL LOW LEVEL MOISTURE COULD LEAD TO A
LARGE AREA OF DRY THUNDERSTORM POTENTIAL.
THE FLOW IN THE EAST BECOMES MORE ZONAL ON MONDAY...BUT DRY AIR
CONTINUES TO LINGER IN THE DEEP SOUTH FOR ANOTHER DAY OF RELATIVELY
LOW AFTERNOON RH. OTHERWISE...THE REMAINDER OF THE EAST IS UNDER A
TRANQUIL FIRE WEATHER PATTERN WITH LIGHT SURFACE WINDS AND THE
POTENTIAL OF SHOWERS/THUNDERSTORMS ACROSS ALL BUT THE DEEP SOUTH AND
PORTIONS OF THE UPPER MIDWEST.
...NM/UT/ERN NV/ERN ID/CNTRL MT...
AS THE LONGWAVE TROUGH DEVELOPS OVER THE NWRN STATES...THE MID LEVEL
AIRMASS DRIES BUT SUFFICIENT LOW LEVEL MOISTURE REMAINS FOR THE
DEVELOPMENT OF ISOLATED TO SCATTERED AFTERNOON THUNDERSTORMS FROM
THE HIGHER TERRAIN OF NM THROUGH THE GREAT BASIN AND INTO CNTRL MT.
A SHORTWAVE TROUGH MOVES INTO THE NRN ROCKIES DURING THE
DAY...PUSHING A SURFACE COLD FRONT INTO CNTRL MT AND SRN ID BY
MID/LATE AFTERNOON. THIS SYSTEM SHOULD PROVIDE SUFFICIENT FORCING
FOR SCATTERED THUNDERSTORMS...SOME OF WHICH MAY BE DRY WITH GUSTY
SURFACE WINDS. IN THE GREAT BASIN...DRY THUNDERSTORMS SHOULD BECOME
MORE ISOLATED AND CONFINED MAINLY TO THE HIGHER TERRAIN AS NO LARGE
SCALE FORCING EXISTS TO HELP ORGANIZE DIURNAL CONVECTION.
HOWEVER...AS ANOTHER SHORTWAVE EMBEDDED IN THE WESTERLY FLOW MOVES
THROUGH THE CNTRL/SRN ROCKIES MONDAY AFTERNOON...AN INCREASE IN DRY
THUNDERSTORM COVERAGE IS POSSIBLE FARTHER SOUTH ALONG AND EAST OF
THE CONTINENTAL DIVIDE IN NM.
...NERN CA/NWRN NV...
INCREASING MID LEVEL FLOW...MOSTLY CLEAR SKIES...AND DRIER PACIFIC
AIR LEAD TO NEAR CRITICAL FIRE WEATHER CONDITIONS OVER NERN CA AND
NWRN NV MONDAY AFTERNOON. PRECIPITABLE WATER FALLS BELOW ONE THIRD
OF AN INCH...WHILE AFTERNOON SURFACE WINDS BECOME SWLY AT 15 TO 25
MPH. WARM TEMPERATURES RESULT IN MINIMUM RH BETWEEN 10 TO 15
PERCENT...PRODUCING A PERIOD OF NEAR CRITICAL CONDITIONS DURING THE
AFTERNOON.
...SRN AL/SRN GA/NRN FL...
ALTHOUGH AFTERNOON RH SHOULD INCREASE 3 TO 5 PERCENT MONDAY AS
COMPARED TO SUNDAY...MINIMUM VALUES WILL STILL FALL TO AROUND 30 TO
35 PERCENT. WINDS CONTINUE TO BE LESS THAN 10 MPH AND GENERALLY FROM
THE SOUTHEAST...WITH A QUICK RH RECOVERY OCCURRING IMMEDIATELY AFTER
SUNSET.
..BRIGHT.. 07/09/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...