FNUS75 KBYZ 181523
FWSBYZ

SPOT FORECAST FOR FISHTAIL BUTTE...BILLINGS DISPATCH
NATIONAL WEATHER SERVICE BILLINGS MT
823 AM MST WED JAN 18 2012

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON JANUARY 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...SNOW THROUGH THURSDAY...

LIGHT SNOW WILL INCREASE THIS MORNING AND CONTINUE THROUGH THURSDAY
WITH SEVERAL INCHES OF SNOW LIKELY BY THURSDAY EVENING. NORTHWEST
WINDS AT 10 TO 20 MPH WILL SWITCH TO NORTHEAST AT 10 TO 20 MPH BY
NOON TODAY AND REMAIN NORTHEASTERLY THROUGH MUCH OF TONIGHT...BEFORE
SWITCHING BACK TO A SOUTHWESTERLY DIRECTION FOR THURSDAY. RELATIVE
HUMIDITIES WILL REMAIN ABOVE 55 PERCENT THROUGH THURSDAY. STC/BORSUM


.TODAY...

SKY/WEATHER.........CLOUDY WITH SNOW.
CWR.................80 PERCENT.
MAX TEMPERATURE.....20-25.
MIN HUMIDITY........55-60 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 10 TO 20 MPH BECOMING NORTHEAST
                    10 TO 20 MPH BY NOON.
 RIDGETOP...........WEST 40 TO 60 MPH.
MIXING HEIGHT.......1500 FT AGL.
MIXING WINDS........WEST 20 TO 30 MPH.

.TONIGHT...

SKY/WEATHER.........CLOUDY WITH SNOW.
CWR.................80 PERCENT.
MIN TEMPERATURE.....ZERO TO 5 ABOVE ZERO.
MAX HUMIDITY........96-100 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHEAST WINDS 10 TO 20 MPH IN THE EVENING
                    SHIFTING TO THE SOUTHWEST 10 TO 15 MPH LATE
                    TONIGHT.
 RIDGETOP...........WEST 45 TO 65 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........WEST 20 TO 30 MPH.

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY WITH SNOW.
CWR.................60 PERCENT.
MAX TEMPERATURE.....17-22.
MIN HUMIDITY........58-63 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 10 TO 20 MPH.
 RIDGETOP...........WEST 40 TO 60 MPH.
MIXING HEIGHT.......1500 FT AGL.
MIXING WINDS........SOUTHWEST 20 TO 30 MPH.

$$
FORECASTER...CAMPBELL/BORSUM
REQUESTED BY...CULLUM
TYPE OF REQUEST...PRESCRIBED
.TAG 20120118.FISHT.02/BYZ