Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 100901
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0301 AM CST SAT MAR 10 2007
VALID 101200Z - 111200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
UPPER RIDGE BUILDS ALONG THE WEST COAST TODAY WHILE SHORTWAVE TROUGH
DEEPENS AND DROPS SOUTHWARD FROM THE GREAT BASIN INTO THE SOUTHERN
ROCKIES DURING THE FORECAST PERIOD. A COLD FRONT WILL STRETCH FROM
NEW ENGLAND INTO NERN TEXAS THIS AFTERNOON...WITH SURFACE HIGH
PRESSURE STRENGTHENING IN ITS WAKE OVER THE UPPER MIDWEST AND GREAT
LAKES REGION. SURFACE HIGH PRESSURE IS ALSO BECOMING ESTABLISHED
OVER THE GREAT BASIN...BEGINNING A MULTIPLE DAY PERIOD OF OFFSHORE
FLOW AND WARM/DRY WEATHER FOR SOUTHERN CALIFORNIA.
SHOWERS AND THUNDERSTORMS WILL EXTEND FROM FLORIDA TO THE SOUTHERN
APPALACHIANS...WITH RAIN EXPECTED THROUGH THE NORTHERN APPALACHIANS
AND NEW ENGLAND. SHOWERS AND THUNDERSTORMS WILL ALSO OCCUR IN THE
CENTRAL ROCKIES AND PORTIONS OF THE WESTERN HIGH PLAINS...WHILE
STRONG SOUTHWEST FLOW CONTINUES TO BRING DAMP WEATHER TO THE PACIFIC
NORTHWEST.
...SRN CA...
AS SURFACE HIGH PRESSURE MOVES INTO THE GREAT BASIN AND THE UPPER
RIDGE STRENGTHENS ALONG THE PACIFIC COAST...WINDS GRADUALLY TURN
OFFSHORE AT THE SURFACE AND ALOFT OVER SOUTHERN CALIFORNIA.
TEMPERATURES WILL BEGIN TO RESPOND TODAY AND CLIMB INTO THE LOWER
AND MIDDLE 70S ALONG COASTAL AREAS...WITH LOW LEVEL OFFSHORE FLOW
BECOMING WELL ESTABLISHED PRIMARILY AFTER DARK. THE WARM AND DRY
AIRMASS WILL LEAD TO MINIMUM RH IN THE 15 TO 20 PERCENT RANGE THIS
AFTERNOON...AND INCREASING WIND WILL HAMPER RH RECOVERY TONIGHT. BY
SUNDAY MORNING OFFSHORE FLOW SHOULD BE WELL ESTABLISHED WITH GUSTY
WINDS EXCEEDING 30 MPH IN TERRAIN FAVORABLE LOCATIONS.
...ERN NM...
AS THE AFOREMENTIONED SHORTWAVE TROUGH APPROACHES THE SOUTHERN
ROCKIES THIS AFTERNOON...A SURFACE LEE CYCLONE FORMS OVER EASTERN
NEW MEXICO. THE AIRMASS IS WARM /MAXIMUM TEMPERATURES IN THE MID 70S
TO LOWER 80S/ AND DRY /MINIMUM RH AROUND 10 TO 15 PERCENT/...BUT
WIND APPEARS TO BE A LIMITING FACTOR TO WIDESPREAD CRITICAL FIRE
WEATHER CONDITIONS. SURFACE WINDS REMAINING AT OR BELOW 15 TO 20 MPH
PRECLUDE A CRITICAL AREA...ALTHOUGH CLEAR SKIES AND GOOD MIXING
COULD ALLOW LOCALIZED AREAS TO EXCEED CRITICAL THRESHOLDS FOR SHORT
PERIODS THIS AFTERNOON.
..BRIGHT.. 03/10/2007
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 100958
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0358 AM CST SAT MAR 10 2007
VALID 111200Z - 121200Z
...CRITICAL FIRE WEATHER AREA FOR SOUTHERN CALIFORNIA...
...SYNOPSIS...
OFFSHORE FLOW BECOMES WELL ESTABLISHED AT THE SURFACE AND ALOFT OVER
SOUTHERN CALIFORNIA...WITH THE WESTERLIES PRIMARILY CONFINED TO THE
NORTHERN TIER OF THE NATION. AN UPPER LOW OVER THE SOUTHERN ROCKIES
BECOMES CUTOFF SUNDAY...REMAINING NEARLY STATIONARY OVER SOUTHWEST
TEXAS THROUGH THE FORECAST PERIOD.
AT THE SURFACE...HIGH PRESSURE CENTERED OVER THE OHIO VALLEY WILL
BRING A RELATIVELY DRY AIRMASS TO MUCH OF THE EAST. MINIMUM RH WILL
FALL TO 25 TO 30 PERCENT FROM THE MID MISSISSIPPI RIVER VALLEY TO
THE MID ATLANTIC REGION...ALTHOUGH WINDS WILL BE LIGHT. FARTHER
SOUTH...MINIMUM RH WILL FALL TO 35 TO 40 PERCENT OVER INLAND
FLORIDA...BUT WINDS ARE ALSO EXPECTED TO BE LIGHT.
THE STRONG WESTERLY FLOW WILL CONTINUE THE WET PATTERN FOR THE
PACIFIC NORTHWEST. MEANWHILE...THE CUTOFF LOW OVER SOUTHWEST TEXAS
IS EXPECTED TO BRING SHOWERS AND THUNDERSTORMS TO MUCH OF
TEXAS...POSSIBLY EXTENDING NORTHWARD INTO OKLAHOMA AND ARKANSAS.
...CRITICAL FIRE WEATHER AREA - SOUTHERN CALIFORNIA...
PRIMARY CONDITIONS: WARM TEMPERATURES/LOW RH/GUSTY OFFSHORE WINDS
WARM AND DRY CONDITIONS BECOME WELL ESTABLISHED SUNDAY...WITH
MAXIMUM TEMPERATURES CLIMBING INTO THE UPPER 70S AND MIDDLE 80S
ALONG THE COASTAL BELT OF SOUTHERN CALIFORNIA. RH WILL FALL INTO THE
10 TO 20 PERCENT RANGE ALONG THE COAST...AND 5 TO 10 PERCENT FARTHER
INLAND. GUSTY EAST/NORTHEAST WINDS EXCEEDING 35 MPH IN TERRAIN
FAVORABLE LOCATIONS ARE EXPECTED. GIVEN THE ANTECEDENT CONDITIONS
/PRECIPITATION OVER THE PAST 30 DAYS IS AT OR BELOW 25 TO 50 PERCENT
OF NORMAL/ WIDESPREAD CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED.
THE DRY AIR AND BREEZY CONDITIONS WILL HAMPER RH RECOVERY SUNDAY
NIGHT...WITH CRITICAL CONDITIONS LIKELY EXTENDING INTO MONDAY.
..BRIGHT.. 03/10/2007
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...