FNUS75 KBYZ 210116
FWSBYZ

SPOT FORECAST FOR POMPEYS PILLAR RX...BLM
NATIONAL WEATHER SERVICE BILLINGS MT
716 PM MDT FRI MAR 20 2009

FORECAST IS BASED ON IGNITION TIME OF 0900 MDT ON MARCH 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

EXPECT CLEAR CONDITIONS EARLY SATURDAY MORNING WITH A LIGHT
SOUTHEAST WIND. SATURDAY AFTERNOON WILL BE VERY WARM WITH MIXING
LEVELS TO 7000 FEET. BY LATE AFTERNOON WILL SEE ISOLATED SHOWERS
OR POSSIBLY THUNDERSTORMS DEVELOP. ANY STORMS THAT DO DEVELOP
COULD PRODUCE A STRONG WIND GUST. THE BEST CHANCE FOR A SHOWER OR
THUNDERSTORM WILL BE IN THE EARLY EVENING. WINDS SATURDAY WILL BE
OUT OF THE SOUTHEAST...BUT GENERALLY LIGHT. AN APPROACHING STORM
SYSTEM WILL SHIFT WINDS TO THE SOUTHWEST OVERNIGHT INTO
SUNDAY...WITH ISOLATED SHOWERS POSSIBLE THROUGH THE NIGHT.
CHAMBERS

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MIN TEMPERATURE.....39-43.
MAX HUMIDITY........82-87 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH.
 RIDGETOP...........SOUTH 10 TO 20 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTH 5 TO 15 MPH.

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................10 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....70-75.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 8 TO 12 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
 RIDGETOP...........SOUTHEAST 5 TO 15 MPH.
MIXING HEIGHT.......7000 FT AGL.
MIXING WINDS........SOUTHEAST 5 TO 15 MPH.

.SATURDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
                    THUNDERSTORMS.
CWR.................10 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....40-46.
MAX HUMIDITY........68-74 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    EVENING.
 RIDGETOP...........SOUTHWEST 10 TO 20 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTHWEST 10 TO 15 MPH.



$$
FORECASTER...CHAMBERS
REQUESTED BY...ELDER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090321.POMPE.01/BYZ