FNUS75 KBYZ 122015
FWSBYZ

SPOT FORECAST FOR BATTLE PARK UNIT 14...BIGHORN NATIONAL FOREST
NATIONAL WEATHER SERVICE BILLINGS MT
215 PM MDT FRI OCT 12 2012

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON OCTOBER 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A LOW PRESSURE SYSTEM WILL MOVE THROUGH THE FOUR-CORNERS REGION
TONIGHT. THIS SYSTEM WILL BRING ISOLATED EVENING THUNDERSTORMS AND
ISOLATED OVERNIGHT SHOWERS TO THE BURN SITE. WINDS WILL
BE DOWNSLOPE/DOWN-VALLEY 5 TO 10 MPH. A WEAK COLD FRONT WILL PUSH
SOUTH THROUGH THE BURN SITE SATURDAY AFTERNOON. IT WILL BE COOLER
THAN TODAY WITH HIGHS IN THE UPPER 40S TO MID 50S AND HIGHER
RELATIVE HUMIDITIES. SCATTERED SHOWERS WILL OCCUR IN THE MORNING...
AND SCATTERED THUNDERSTORMS WILL DEVELOP IN THE AFTERNOON. LIGHT
TERRAIN DRIVEN WINDS IN THE MORNING WILL BECOME NORTHWEST 5 TO 15
MPH IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. ISOLATED EVENING THUNDERSTORMS.
                    ISOLATED RAIN SHOWERS OVERNIGHT.
CWR.................10 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....38-43.
MAX HUMIDITY........36-41 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWNSLOPE/DOWN-VALLEY WINDS 5 TO 10 MPH.
 RIDGETOP...........NORTHWEST 5 TO 15 MPH.
MIXING HEIGHT.......200 FT AGL.
MIXING WINDS........NORTH 5 TO 15 MPH.
HAINES INDEX........3.

.SATURDAY...

SKY/WEATHER.........PARTLY SUNNY. SCATTERED SHOWERS IN THE
                    MORNING. SCATTERED THUNDERSTORMS IN THE
                    AFTERNOON.
CWR.................15 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....49-54.
MIN HUMIDITY........33-38 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE/UP-VALLEY WINDS 5 TO 10 MPH IN THE
                    MORNING...BECOMING NORTHWEST 5 TO 15 MPH IN THE
                    AFTERNOON.
 RIDGETOP...........NORTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......3000 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 15 MPH.
HAINES INDEX........3.

$$
FORECASTER...ARTHUR
REQUESTED BY...CURTIS RASMUSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20121013.BATTL.01/BYZ