FNUS75 KBOI 061850
FWSBOI

SPOT FORECAST FOR UPPER WEISER RX...PAYETTE NF
NATIONAL WEATHER SERVICE BOISE ID
1250 PM MDT MON SEP 6 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON SEPTEMBER 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...WARM AND DRY CONDITIONS TUESDAY...
...WETTING RAINS POSSIBLE LATE WEDNESDAY AND THURSDAY...

.DISCUSSION...
AN UPPER RIDGE ALOFT BUILDS OVER THE REGION THROUGH TUESDAY NIGHT. YET
ANOTHER TROUGH DROPS ALONG THE OREGON COASTLINE TUESDAY WHICH AMPLIFIES
THE RIDGE OVER THE REGION. THIS SHIFTS THE WINDS TO THE SOUTH TO SOUTHWEST
TUESDAY AND WEDNESDAY. THE COLD FRONT IS STILL EXPECTED TO REMAIN ACROSS
EASTERN OREGON LATE WEDNESDAY BUT A SLIGHT CHANCE OF PRECIPITATION IS
POSSIBLE. THE COLD FRONT PUSHES THROUGH THE BURN AREA AROUND MIDNIGHT
THURSDAY MORNING. WETTING RAINS ARE EXPECTED BY WEDNESDAY NIGHT AND THURSDAY.


.TODAY/TUESDAY/...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....65 TO 73.
MIN HUMIDITY........15 TO 20 PERCENT.
WIND - EYE LEVEL....LESS THAN 3 MPH IN THE MORNING...BECOMING SOUTH
                    5 TO 10 MPH IN THE AFTERNOON.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WIND......SOUTH AROUND 15 MPH.
VENTILATION INDEX...1200 EXCELLENT.

.TUESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER
                    MIDNIGHT.
MIN TEMPERATURE.....45 TO 52.
MAX HUMIDITY........49 TO 64 PERCENT.
WIND - EYE LEVEL....SOUTH 3 TO 6 MPH IN THE EVENING...SHIFTING TO
                    THE NORTH AROUND 5 MPH AFTER MIDNIGHT.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......700 FT AGL.
TRANSPORT WIND......NORTHEAST AROUND 10 MPH.
VENTILATION INDEX...70 POOR.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS BY THE AFTERNOON.
MAX TEMPERATURE.....58 TO 65.
MIN HUMIDITY........35 TO 43 PERCENT.
WIND - EYE LEVEL....WEST TO NORTHWEST AROUND 5 MPH.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WIND......WEST 5 TO 10 MPH.
VENTILATION INDEX...600 GOOD.

$$
FORECASTER...REDMAN
REQUESTED BY...PAYETTE NATIONAL FOREST
TYPE OF REQUEST...PRESCRIBED
.TAG 20100907.UPPER.03/BOI