FNUS75 KBOI 182123
FWSBOI

SPOT FORECAST FOR CRAWFORD HF BLOCK 2...BOISE NF
NATIONAL WEATHER SERVICE BOISE ID
323 PM MDT MON MAY 18 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON MAY 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...STRONG AND GUSTY WINDS OVER THE AREA...
...THREAT OF THUNDERSTORMS NORTH AND EAST OF THE BURN SITE...

.DISCUSSION...
AN APPROACHING COLD FRONT IS EXPECTED TO BE PUSHING INTO EASTERN OREGON
TUESDAY MORNING AND INTO THE IDAHO ZONES BY LATE AFTERNOON. UPPER LEVEL WINDS
WILL FILTER TO THE SURFACE BY THE AFTERNOON BRINGING STRONG WINDS TO
THE AREA. MOISTURE WILL CONTINUE TO MOVE OVER THE AREA TONIGHT AND TUESDAY
BRINGING A THREAT OF CONVECTION MAINLY NORTH AND EAST OF THE BURN SITE.
WINDS WILL BEGIN TO SUBSIDE AFTER SUNSET. DRY AND COOLER CONDITIONS EXPECTED
WEDNESDAY.


.TODAY/TUESDAY/...

SKY/WEATHER.........PARTLY SUNNY. A CHANCE OF SHOWERS AND
                    THUNDERSTORMS...MAINLY IN THE AFTERNOON.
MAX TEMPERATURE.....64 TO 76.
MIN HUMIDITY........25 TO 33 PERCENT.
WIND - EYE LEVEL....SOUTH 9 TO 15 MPH WITH AFTERNOON GUSTS TO 25 MPH.
MIXING HEIGHT.......8500 FT AGL.
TRANSPORT WIND......WEST AROUND 25 MPH.
VENTILATION INDEX...2125 EXCELLENT.

.TUESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY...THEN BECOMING PARTLY CLOUDY. A
                    SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
                    THE EVENING.
MIN TEMPERATURE.....33 TO 38.
MAX HUMIDITY........77 TO 84 PERCENT.
WIND - EYE LEVEL....NORTHWEST 4 TO 10 MPH.
MIXING HEIGHT.......700 FT AGL.
TRANSPORT WIND......NORTH AROUND 5 MPH.
VENTILATION INDEX...35 POOR.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....55 TO 67.
MIN HUMIDITY........21 TO 26 PERCENT.
WIND - EYE LEVEL....NORTHWEST 4 TO 8 MPH.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WIND......NORTHWEST AROUND 10 MPH.
VENTILATION INDEX...600 GOOD.

$$
FORECASTER...REDMAN
REQUESTED BY...MARK LOSEKE
TYPE OF REQUEST...PRESCRIBED
.TAG 20090519.CRAWF.02/BOI