Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 040644
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0144 AM CDT THU AUG 04 2005
VALID 041200Z - 051200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
STRONG UPPER TROUGH WILL CONTINUE TO TREK EWD ACROSS THE NRN PLAINS
AND INTO THE GREAT LAKES BY EVENING...WITH COLD FRONT EXTENDING FROM
MI SWWD INTO MO AND KS AND INTO ERN NM. PRECIPITATION WILL OCCUR
ALONG WITH FRONT...WITH COOL AND DRY WEATHER WELL BEHIND THE FRONT
DUE TO HIGH PRESSURE. OUT WEST...UPPER RIDGE WILL BUILD WITH
THERMAL RIDGE INTO CENTRAL WA AND OREGON...WHILE MONSOONAL
PRECIPITATION CONTINUES ACROSS THE FOUR CORNERS STATES.
...OREGON / WA / NRN CA...
BUILDING RIDGE ALOFT WILL ALLOW FOR WARMING TEMPERATURES
TODAY...MAINLY 95-105. RH WILL BE CRITICALLY LOW NEAR 15 PERCENT E
OF THE CASCADES AND NEAR 20 PERCENT W OF THERE. WINDS WILL BE LIGHT
IN MOST AREAS...THE EXCEPTION BEING W OF THE OREGON CASCADES WHERE
10-15 MPH NWLY WINDS WILL BE POSSIBLE DUE TO DIFFERENTIAL HEATING.
LOWER ATMOSPHERIC INSTABILITY WILL INCREASE DURING THE AFTERNOON
WHICH MAY ALLOW FOR AN INCREASE IN ONGOING FIRE ACTIVITY.
..JEWELL.. 08/04/2005
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 040644
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0144 AM CDT THU AUG 04 2005
VALID 051200Z - 061200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
UPPER RIDGE WILL CONTINUE TO BUILD OVER THE WRN STATES...WITH
INCREASINGLY HOT CONDITIONS ACROSS WA / OR / CA. SLY WINDS WILL
INCREASE OVER THE NRN PLAINS AS HIGH PRESSURE SHIFTS E OF THE
AREA...WITH WARMER TEMPERATURES AND LOWERING RH VALUES IN THE WAKE
OF RECENT RAINS.
...WA AND OREGON...
UPPER FLOW ALONG NRN PERIPHERY OF RIDGE WILL FLATTEN JUST A BIT AND
WILL ALLOW FOR INCREASING WIND SPEEDS TO DEVELOP. SUSTAINED WLY
WINDS OF 10-15 MPH APPEAR LIKELY WITH HIGHER GUSTS OF 15-20 MPH IN
THE RIDGE TOPS OF THE WA AND NRN OREGON CASCADES. IT WILL REMAIN
VERY HOT AND DRY...WITH MDT TO HIGH HAINES. OVERALL CONDITIONS WILL
BE VERY NEAR CRITICAL...AND COULD BE UPGRADED IN NEXT DAY ONE IF
CONDITIONS WARRANT.
...NRN PLAINS...
EFFECTS OF RECENT PRECIPITATION WILL MITIGATE FIRE THREAT ON FRIDAY.
NONETHELESS WARMER AND DRIER WEATHER WILL MATERIALIZE WITH SLY
WINDS NEAR 15 MPH AND GUSTY. MIN RH VALUES ARE EXPECTED TO AVERAGE
FROM 20-25 PERCENT DURING THE AFTERNOON.
..JEWELL.. 08/04/2005
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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