FNUS75 KBYZ 211530
FWSBYZ

SPOT FORECAST FOR BROKEN JAW UNIT 12...NORTHLERN CHEYENNE
NATIONAL WEATHER SERVICE BILLINGS MT
930 AM MDT MON MAY 21 2012

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON MAY 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
TODAY WILL BE HOT AND DRY WITH AFTERNOON HUMIDITIES IN THE TEENS.
WEST TO NORTHWEST WINDS 7 TO 13 MPH WITH GUSTS TO NEAR 20 MPH CAN
BE EXPECTED THROUGH MOST OF THE DAY...BUT DECREASING A BIT AND
TURNING SOUTH TO SOUTHWEST AFTER 3 PM. SOUTHWESTERLY WINDS MAY
INCREASE TONIGHT AHEAD OF AN APPROACHING COLD FRONT. THE FRONT IS
EXPECTED TO MOVE THROUGH THE BURN SITE BETWEEN NOON AND 2 PM
TUESDAY. THE CHANCE OF SHOWERS WILL INCREASE QUITE A BIT BEHIND
THE FRONT. UNSETTLED AND COOLER WEATHER IS THEN EXPECTED THROUGH
THE WEEK.


.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....82-87.
MIN HUMIDITY........16-21 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WESTERLY WINDS 7 TO 13 MPH WITH GUSTS TO NEAR 20 MPH.
                    BECOMING SOUTHWEST 6 TO 11 MPH LATE.
 RIDGETOP...........WEST 10 TO 20 MPH.
MIXING HEIGHT.......9600 FT AGL.
MIXING WINDS........WEST 10 TO 20 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....62-67.
MAX HUMIDITY........44-49 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH TO SOUTHWEST WINDS 5 TO 10 MPH EARLY...BECOMING
                    SOUTHWEST 10 TO 20 MPH LATE.
 RIDGETOP...........SOUTH 15 TO 25 MPH.
MIXING HEIGHT.......850 FT AGL.
MIXING WINDS........SOUTHWEST 10 TO 20 MPH.

.TUESDAY...

SKY/WEATHER.........MOSTLY CLOUDY. ISOLATED SHOWERS AND
                    THUNDER IN THE MORNING...THEN A GOOD CHANCE OF
                    RAIN SHOWERS AND ISOLATED THUNDERSTORMS IN THE
                    AFTERNOON.
CWR.................34 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........28-33 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 10 TO 20 MPH. TURNING SHARPLY TO THE NORTH AND
                    NORTHWEST IN THE AFTERNOON AT 15 TO 25 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........NORTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......8100 FT AGL.
MIXING WINDS........WEST 15 TO 25 MPH.

$$
FORECASTER...TESAR
REQUESTED BY...MIKE BEARCOMESOUT
TYPE OF REQUEST...PRESCRIBED
.TAG 20120521.BROKE.01/BYZ