FNUS76 KPDT 262039 AAA
FWSPDT

SPOT FORECAST FOR WOODTICK...USFS WWF...UPDATED
NATIONAL WEATHER SERVICE PENDLETON OR
139 PM PDT MON APR 26 2010

UPDATED TODAY AND TONIGHT FOR OBSERVED WINDS LIGHTER THAN
PREDICTED AND LENTICULAR CLOUDS TO THE WEST.

FORECAST IS BASED ON IGNITION TIME OF 1045 PDT ON APRIL 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...UPDATED AT 139 PM...TERRAIN APPEARS TO BE BREAKING UP
WIND FLOW AND RESULTING IN THE ERRATIC WIND DIRECTIONS OBSERVED.
PREVAILING WINDS ATOP HUCKLEBERRY MOUNTAIN WILL BE ONE-HALF TO
THREE-QUARTER TIMES STRONGER THAN AT THE BURN SITE DUE TO TERRAIN
SHADOWING. LENTICULAR CLOUDS TO THE WEST DO INDICATE A POTENTIAL FOR
SUDDEN HIGHER GUSTS BUT FEEL THE HIGH COMPLEXITY OF TERRAIN AT THE
BURN SITE WILL INHIBIT HIGHER GUSTS FROM REACHING THAT LOCATION.

PREVIOUS DISCUSSION FOLLOWS...CLOUDS AND WINDS WILL BE ON THE
INCREASE THIS AFTERNOON. CAUTION FOR SIGNIFICANT TERRAIN CHANNELING
OF WINDS. A WARM FRONT WILL BRING RAIN LATE OVERNIGHT AND AROUND
SUNRISE WITH SHOWERS CONTINUING THROUGH THE DAY. A COLD FRONT WILL
CROSS LATE TOMORROW AFTERNOON FOLLOWED BY BREEZY EVENING NORTHWEST
WINDS. THUNDERSTORMS POSSIBLE TOMORROW AFTERNOON.

***THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS***
***WINDS ARE 20 FOOT 10 MINUTE AVERAGES***
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***
***FORECAST IS VALID FOR 12 HOURS AFTER ISSUANCE***

.REST OF TODAY...

SKY/WEATHER.........INCREASING CLOUDS.
CWR.................0.
MAX TEMPERATURE.....64.
MIN HUMIDITY........28 PERCENT.
WIND (20 FT)........SOUTHEAST 8 TO 12 MPH WITH GUSTS TO 20 MPH.
 UPR SLP/RIDGETOP...SOUTHEAST 17 TO 22 MPH
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 5000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 12 TO 20 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. A CHANCE OF RAIN AFTER MIDNIGHT
                    BECOMING LIKELY AROUND SUNRISE.
CWR.................40.
MIN TEMPERATURE.....43.
MAX HUMIDITY........85 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 7 TO 11 MPH.
 UPR SLP/RIDGETOP...SOUTH 19 TO 25 MPH
MIXING HEIGHT.......5000 FT AGL DECREASING TO 1000 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTH AROUND 24 MPH DECREASING TO AROUND 13 MPH
                    AFTER MIDNIGHT.

.TUESDAY...

SKY/WEATHER.........CLOUDY. SHOWERS THROUGH THE DAY. A SLIGHT
                    CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CWR.................80.
MAX TEMPERATURE.....47.
MIN HUMIDITY........67 PERCENT.
WIND (20 FT)........SOUTH TO SOUTHWEST WINDS 9 TO 14 MPH WITH GUSTS
                    TO 25 MPH.
 UPR SLP/RIDGETOP...SOUTH 12 TO 18 MPH SHIFTING WEST 18 TO 24 MPH
                    LATE IN THE AFTERNOON.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 3500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH 17 TO 20 MPH.

$$
FORECASTER...JON BONK
REQUESTED BY...NOEL LIVINGSTON
TYPE OF REQUEST...PRESCRIBED
.TAG 20100426.WOODT.01/PDT