FNUS75 KBYZ 231533
FWSBYZ

SPOT FORECAST FOR ALDENS PILE BURN...NORTHERN CHEYENNE AGENCY
NATIONAL WEATHER SERVICE BILLINGS MT
833 AM MST WED JAN 23 2013

FORECAST IS BASED ON IGNITION TIME OF 1225 MST ON JANUARY 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
NORTHEAST WINDS AT THE BURN SITE THIS MORNING WILL TURN SOUTHEAST
BY THIS EVENING AHEAD OF AN APPROACHING WEATHER SYSTEM. THIS
WEATHER SYSTEM WILL BRING ISOLATED SNOW SHOWERS TO THE BURN SITE
AFTER MIDNIGHT AND A WINDSHIFT TO THE WEST TO NORTHWEST BY EARLY
THURSDAY MORNING. WINDS WILL CONTINUE TO INCREASE THROUGH THURSDAY
MORNING TO 20 TO 30 MPH BY EARLY THURSDAY AFTERNOON...WITH HIGHER
GUSTS. WINDS AT THE BURN SITE WILL BEGIN TO TAPER OF THURSDAY
EVENING/NIGHT. TEMPERATURES TODAY WILL BE SIGNIFICANTLY COOLER
THAN YESTERDAY...BUT ARE EXPECTED TO BE WARMER AGAIN THURSDAY.
MINIMUM RH VALUES IN THE 40 PERCENT RANGE ARE EXPECTED FOR TODAY
AND TOMORROW...WITH GOOD RECOVERIES EACH NIGHT.AAG


.TODAY...

SKY/WEATHER.........PARTLY SUNNY.
MAX TEMPERATURE.....27-32.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHEAST WINDS 5 TO 10 MPH.
 RIDGETOP...........WEST 15 TO 30 MPH.
MIXING HEIGHT.......1100 FT AGL.
MIXING WINDS........EAST 5 TO 10 MPH.
HAINES INDEX........2.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY...ISOLATED SNOW SHOWERS AFTER
                    MIDNIGHT.
MIN TEMPERATURE.....19-24.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 10 MPH...TURNING WEST
                    TO NORTHWEST BY EARLY THURSDAY MORNING.
 RIDGETOP...........WEST 15 TO 25 MPH.
MIXING HEIGHT.......1000 FT AGL.
MIXING WINDS........SOUTH 5 TO 15 MPH.
HAINES INDEX........2.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY. ISOLATED SNOW SHOWERS IN THE
                    MORNING...THEN ISOLATED RAIN SHOWERS AND SNOW
                    SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....39-44.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 20 TO 30 MPH. GUSTS UP TO 35 MPH IN
                    THE AFTERNOON.
 RIDGETOP...........WEST 40 TO 60 MPH.
MIXING HEIGHT.......5300 FT AGL.
MIXING WINDS........WEST 25 TO 40 MPH.
HAINES INDEX........4.

$$
FORECASTER...GILSTAD
REQUESTED BY...MIKE BEARCOMEOUT
TYPE OF REQUEST...PRESCRIBED
.TAG 20130123.ALDEN.01/BYZ