FNUS76 KPDT 290027
FWSPDT

SPOT FORECAST FOR BIG SHEEP WFU...NORTHEAST OREGON INTERAGENCY DISPATCH CENTER
NATIONAL WEATHER SERVICE PENDLETON OR
528 PM PDT MON SEP 28 2009

FORECAST IS BASED ON REQUEST TIME OF 1654 PDT ON SEPTEMBER 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT UNTIL 10 PM PDT THIS EVENING FOR
HAINES 6 AND LOW HUMIDITY...

.DISCUSSION...LOW RELATIVE HUMIDITY ALONG WITH HAINES 6 (HIGH) WILL
CONTINUE THROUGH THE EARLY EVENING HOURS. HUMIDITY SHOULD RISE IN
THE THE MID 30% RANGE SHORTLY AFTER SUNSET TO PROVIDE SOME RELIEF TO
THE EXTREME CONDITIONS.  A TROUGH WILL MOVE ACROSS TUESDAY BRINGING
MUCH COOLER WEATHER AND A CHANCE OF RAIN AND SNOW. UPSLOPE SHOWERS
UNDER NORTHWEST FLOW ALOFT WILL OCCUR MAINLY WEDNESDAY. TOTAL RAIN
AND MELTED SNOW AMOUNTS WILL BE LESS THAN WETTING. BY NEXT WEEKEND
COLD AND SNOWY WEATHER WILL AFFECT THE INCIDENT.

***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***

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
CWR.................0.
MIN TEMPERATURE.....42.
MAX HUMIDITY........62 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 14 TO 17 MPH WITH GUSTS UP TO
                    30 MPH SHIFTING TO THE WEST 6 TO 11 MPH AROUND
                    2100 HRS.
RIDGETOP WIND.......SOUTHWEST WINDS 17 TO 20 MPH BECOMING WEST 8 TO
                    14 MPH AROUND 2100 HRS.
MIXING HEIGHT.......DECREASING TO LESS THAN 1000 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 14 MPH BECOMING WEST AROUND 7
                    MPH AFTER MIDNIGHT.
LAL.................1.
HAINES INDEX........6 (HIGH) MAINLY IN THE EVENING.

.TUESDAY...

SKY/WEATHER.........CLOUDY. A SLIGHT CHANCE OF SHOWERS AND SNOW
                    SHOWERS LATE IN THE MORNING...THEN A CHANCE
                    OF RAIN SHOWERS MIXED WITH SNOW IN THE
                    AFTERNOON.
CWR.................10.
MAX TEMPERATURE.....46 OCCURRING EARLY IN THE MORNING. TEMPERATURES
                    DECREASING THROUGH THE DAY.
MIN HUMIDITY........47 PERCENT EARLY IN THE MORNING THEN RISING
                    THROUGH THE DAY.
WIND (20 FT)........NORTHWEST WINDS 5 TO 8 MPH IN THE MORNING
                    INCREASING TO 8 TO 12 MPH WITH GUSTS TO 20 MPH
                    AROUND 1500 HRS.
RIDGETOP WIND.......WEST 7 TO 10 MPH BECOMING NORTHWEST 14 TO 17 MPH
                    AROUND 1400 HRS.
MIXING HEIGHT.......4000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 7 MPH IN THE MORNING BECOMING
NORTHWEST AROUND 13 MPH EARLY IN THE AFTERNOON.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

$$
FORECASTER...JON BONK
REQUESTED BY...DANIELLE ANDERSON
TYPE OF REQUEST...WILDFIRE
.TAG 20090928.BIGSH.02/PDT