FNUS75 KBYZ 242332
FWSBYZ

SPOT FORECAST FOR MILLIE FIRE...GALLATIN NATIONAL FOREST
NATIONAL WEATHER SERVICE BILLINGS MT
532 PM MDT MON SEP 24 2012

FORECAST IS BASED ON REQUEST TIME OF 0627 MDT ON SEPTEMBER 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A LOW PRESSURE SYSTEM WILL DRIFT FROM UTAH INTO COLORADO TUESDAY
THROUGH WEDNESDAY...WHILE A WEATHER DISTURBANCE PUSHES EAST THROUGH
WESTERN MONTANA. THE COMBINATION OF THE TWO SYSTEMS WILL BRING
ISOLATED SHOWERS AND THUNDERSTORMS TO THE FIRE TUESDAY...WITH
ISOLATED SHOWERS TUESDAY NIGHT. EXPECT SCATTERED SHOWERS ON
WEDNESDAY WITH ISOLATED AFTERNOON THUNDERSTORMS. A WEAK COLD FRONT
WILL PUSH SOUTH THROUGH THE FIRE WEDNESDAY AFTERNOON. WINDS WILL
BE LIGHT AND SLOPE/VALLEY DRIVEN THROUGH THE PERIOD. MINIMUM
RELATIVE HUMIDITIES WILL RANGE FROM THE MID 30S TO THE LOWER 40S
TUESDAY AND WEDNESDAY.

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY. ISOLATED RAIN SHOWERS IN THE
                    MORNING...THEN ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................6 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....56-61.
MIN HUMIDITY........34-39 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE/UP-VALLEY WINDS 5 TO 10 MPH. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    IN THE AFTERNOON.
 RIDGETOP...........NORTH 5 TO 10 MPH IN THE MORNING...BECOMING
                    NORTHEAST IN THE AFTERNOON.
MIXING HEIGHT.......5500 FT AGL.
MIXING WINDS........NORTHEAST 5 TO 10 MPH.
HAINES INDEX........4.

.TUESDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY WITH ISOLATED RAIN SHOWERS.
CWR.................4 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....44-49.
MAX HUMIDITY........60-65 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......DOWNSLOPE/DOWN-VALLEY WINDS 5 TO 10 MPH.
 RIDGETOP...........NORTHEAST 5 TO 10 MPH.
MIXING HEIGHT.......2300 FT AGL.
MIXING WINDS........NORTHEAST 5 TO 10 MPH.
HAINES INDEX........3.

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY. SCATTERED RAIN SHOWERS IN THE
                    MORNING...THEN SCATTERED RAIN SHOWERS AND
                    ISOLATED THUNDERSTORMS IN THE AFTERNOON.
CWR.................15 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....55-60.
MIN HUMIDITY........37-42 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPSLOPE/UP-VALLEY WINDS 5 TO 15 MPH. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    IN THE AFTERNOON.
 RIDGETOP...........VARIABLE 5 TO 10 MPH.
MIXING HEIGHT.......5100 FT AGL.
MIXING WINDS........NORTHWEST 5 TO 15 MPH.
HAINES INDEX........4.

$$
FORECASTER...ARTHUR
REQUESTED BY...TIM BRICKELL
TYPE OF REQUEST...WILDFIRE
.TAG 20120924.MILLI.03/BYZ