FNUS75 KBYZ 211228
FWSBYZ

SPOT FORECAST FOR SWAMP CREEK TIMBER SALE HAND PILES...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
528 AM MST WED NOV 21 2012

FORECAST IS BASED ON IGNITION TIME OF 1030 MST ON NOVEMBER 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
EXPECT WINDS TO PICK UP TODAY AS THE AIRMASS MIXES WELL IN ADVANCE
OF A COLD FRONT WHICH WILL REACH THE AREA TONIGHT. TEMPERATURES
TODAY WILL BE CLOSE TO 20 DEGREES ABOVE NORMAL BUT INCREASING
MOISTURE WILL KEEP HUMIDITY ABOVE 30 PERCENT. THIS SITE IS
SHELTERED COMPARED TO BURGESS RAWS...SO EXPECT THE STRONGEST WINDS
AT THE SITE TO GUST AROUND 20 MPH.

THE CLEARING INDEX LOOKS TO BE AROUND 1200 TODAY AND THIS
INFORMATION IS AVAILABLE AT WWW.WRH.NOAA.GOV/BYZ/CLEARING.PHP

COLD FRONT WILL SHIFT WINDS TO THE WEST TONIGHT AND BRING COOLER
TEMPERATURES AND A CHANCE OF SHOWERS. IT WILL WARM AGAIN ON FRIDAY
AND SATURDAY BEFORE A STRONGER SURGE OF WINTER WEATHER ARRIVES ON
SUNDAY. BORSUM



.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....49-53.
MIN HUMIDITY........31-36 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH IN THE MORNING
                    INCREASING TO SOUTHWEST 10 TO 20 MPH IN THE
                    AFTERNOON.
 RIDGETOP...........WEST 20 TO 35 MPH.
MIXING HEIGHT.......3400 FT AGL.
MIXING WINDS........SOUTHWEST 15 TO 25 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS AND SNOW
                    SHOWERS IN THE EVENING...THEN SCATTERED SNOW
                    SHOWERS OVERNIGHT.
CWR.................23 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....19-24.
MAX HUMIDITY........84-89 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND 30
                    MPH.
 RIDGETOP...........WEST 35 TO 50 MPH.
MIXING HEIGHT.......1300 FT AGL.
MIXING WINDS........WEST 15 TO 25 MPH.

.THANKSGIVING DAY...

SKY/WEATHER.........PARTLY SUNNY WITH SCATTERED SNOW SHOWERS.
CWR.................14 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....22-27.
MIN HUMIDITY........47-52 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 10 TO 20 MPH.
 RIDGETOP...........NORTHWEST 30 TO 45 MPH.
MIXING HEIGHT.......4300 FT AGL.
MIXING WINDS........NORTHWEST 20 TO 35 MPH.

$$
FORECASTER...BORSUM
REQUESTED BY...BERNIE MIEZAL
TYPE OF REQUEST...PRESCRIBED
.TAG 20121121.SWAMP.01/BYZ