FNUS76 KPQR 101914
FWSPQR

SPOT FORECAST FOR THOMAS DAIRY TRAINING FIRE...TVFR
NATIONAL WEATHER SERVICE PORTLAND OR
1214 PM PDT THU SEP 10 2009

FORECAST IS BASED ON IGNITION TIME OF 1010 PDT ON SEPTEMBER 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...BECOMING HOT...DRY...AND INCREASINGLY UNSTABLE THE NEXT COUPLE DAYS...

.DISCUSSION...A STRENGTHENING UPPER LEVEL RIDGE OF HIGH PRESSURE
WILL DOMINATE THE WEATHER ACROSS THE DISTRICT FOR THE NEXT SEVERAL
DAYS. THIS UPPER LEVEL RIDGE WILL CAUSE HOTTER AND MUCH DRIER
CONDITIONS TO DEVELOP ACROSS THE BURN AREA THROUGH SATURDAY.
IN ADDITION...A SURFACE THERMAL TROUGH IS BEGINNING TO EXTEND
NORTHWARD UP THE COAST FROM CALIFORNIA. THIS WILL RESULT IN
INCREASING OFFSHORE FLOW ACROSS THE BURN AREA BY FRIDAY MORNING...
WHICH WILL LIKELY PERSIST INTO SATURDAY. THE PROXIMITY OF THE
THERMAL TROUGH WILL ALSO RESULT IN ENHANCED LOW TO MID LEVEL
INSTABILITY NEAR THE BURN AREA FRIDAY AND SATURDAY.

CHANCE OF WETTING RAIN (CWR) 0.25 INCHES OR GREATER.
FORECAST WINDS ARE 10 MINUTE AVERAGES 20 FT ABOVE VEGETATION.
THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS.



.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR (%).............0 PERCENT.
MAX TEMPERATURE.....AROUND 84.
MIN HUMIDITY........AROUND 35 PERCENT.
EYE LEVEL WINDS.....UPSLOPE 1-3 MPH...BECOMING NORTH TO NORTHEAST
                    4-7 MPH WITH GUSTS TO 15 MPH DEVELOPING DURING
                    THE AFTERNOON.
WIND (20 FT)........UPSLOPE 2-5 MPH...BECOMING NORTH TO NORTHEAST
                    6-10 MPH WITH GUSTS TO 18 MPH DEVELOPING DURING
                    THE AFTERNOON.
VISIBILITY..........UNRESTRICTED.
CEILING.............NONE.


.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR (%).............0 PERCENT.
MIN TEMPERATURE.....AROUND 55.
MAX HUMIDITY........AROUND 90 PERCENT..
EYE LEVEL WINDS.....NORTH TO NORTHEAST EARLY EVENING WINDS 3-6 MPH
                    WITH GUSTS TO 12 MPH...DIMINISHING OVERNIGHT.
WIND (20 FT)........NORTH TO NORTHEAST EARLY EVENING WINDS 4-8 MPH
                    WITH GUSTS TO 15 MPH...DIMINISHING OVERNIGHT.
VISIBILITY..........UNRESTRICTED.
CEILING.............NONE.

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR (%).............0 PERCENT.
MAX TEMPERATURE.....AROUND 90.
MIN HUMIDITY........20-25 PERCENT.
EYE LEVEL WINDS.....UPSLOPE 0-2 MPH EARLY...THEN BECOMING EAST
                    TO NORTHEAST 3-6 MPH WITH GUSTS TO 12 MPH
                    BY 1000. WIND BECOMING MORE NORTHERLY
                    DURING THE AFTERNOON.
WIND (20 FT)........UPSLOPE 1-3 MPH EARLY...THEN BECOMING EAST
                    TO NORTHEAST 4-8 MPH WITH GUSTS TO 15 MPH
                    BY 1000. WIND BECOMING MORE NORTHERLY
                    DURING THE AFTERNOON.
VISIBILITY..........UNRESTRICTED.
CEILING.............NONE.

TIME (PDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
TEMP............55     60     68     77     85     89
RH..............90     80     50     35     23     22
20 FT WIND......S 1    VRB 2  NE 5   NE 6   NE 6   N 6
   MAX GUST.....5      6      12     15     15     15
EYE LEVEL WIND..S 0-1  VRB 1  NE 2   NE 4   NE 4   N 4
   MAX GUST.....2      3      8      12     12     12


$$
FORECASTER...WEAGLE
REQUESTED BY...DAN GRIFIN
REASON FOR REQUEST...PRESCRIBED
.TAG 20090911.THOMA.01/PQR