FNUS75 KBYZ 291453
FWSBYZ

SPOT FORECAST FOR SWAMP CR  HAND PILES...USDA FOREST SERVICE
NATIONAL WEATHER SERVICE BILLINGS MT
753 AM MST THU NOV 29 2012

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON NOVEMBER 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A RIDGE OF HIGH PRESSURE WILL BUILD BACK OVER THE DISTRICT
TODAY...BEHIND THE DISTURBANCE CROSSING THE REGION. LIGHT WEST TO
SOUTHWEST WINDS AT THE BURN SITE THIS MORNING WILL INCREASE
SLIGHTLY BY THIS AFTERNOON...BUT STILL REMAIN RELATIVELY LIGHT.
WEST TO SOUTHWEST WINDS WILL CONTINUE THROUGH FRIDAY...AND
TAPERING OFF FRIDAY NIGHT. ISOLATED SHOWER POTENTIAL AT THE BURN
SITE THIS MORNING WILL DIMINISH QUICKLY BY NOON. ANOTHER WAVE
WILL MOVE OVER THE BURN SITE FRIDAY NIGHT BRINGING ANOTHER SLIGHT
CHANCE OF PRECIPITATION. RH VALUES ARE EXPECTED TO BE AROUND 40
PERCENT TODAY AND FRIDAY...WITH HIGH TEMPERATURES IN THE LOW TO
MID 40S EACH DAY. AAG

.TODAY...

WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 15 MPH.
 RIDGETOP...........WEST 15 TO 25 MPH.
MIXING HEIGHT.......2500 FT AGL.
MIXING WINDS........SOUTHWEST 10 TO 20 MPH.
HAINES INDEX........4.

.TONIGHT...

WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 15 MPH.
 RIDGETOP...........WEST 15 TO 30 MPH.
MIXING HEIGHT.......200 FT AGL.
MIXING WINDS........SOUTHWEST 10 TO 20 MPH.
HAINES INDEX........4.

.FRIDAY...

WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 15 MPH.
 RIDGETOP...........WEST 15 TO 30 MPH.
MIXING HEIGHT.......2500 FT AGL.
MIXING WINDS........SOUTHWEST 5 TO 15 MPH.
HAINES INDEX........4.

$$
FORECASTER...GILSTAD
REQUESTED BY...KEVIN HILLARD
TYPE OF REQUEST...PRESCRIBED
.TAG 20121129.SWAMP.01/BYZ