FNUS75 KMSO 260018
FWSMSO

SPOT FORECAST FOR PETTY ROCK 13
NATIONAL WEATHER SERVICE MISSOULA MT
618 PM MDT SUN SEP 25 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON SEPTEMBER 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...COOLER AIR BEHIND THE PASSING COLD FRONT WILL KEEP
TEMPERATURES LOWER THAN SUNDAY AND RHS HIGHER. CLOUDY SKIES IN THE
MORNING WILL CAUSE A SLOW WARMUP BUT SHOULD DECREASE IN THE
AFTERNOON ALLOWING A RAPID WARM UP. WINDS AT RIDGETOP WILL HAVE
TROUBLE MAKING THEIR WAY DOWN TO THE SURFACE DUE TO THE SHELTERING
FROM THE TERRAIN.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY BECOMING PARTLY CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....67-72...AT 1100 50-55.
MIN HUMIDITY........33-38 PERCENT...AT 1100 55-60 PERCENT.
WIND (20 FT)........VARIABLE 2-5 MPH BECOMING SOUTHWEST 4-8 MPH IN
                    AFTER 1200.
MIXING HEIGHT.......5400 FT AGL.
MIXING WINDS........SOUTHWEST 15 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS
                    AFTER MIDNIGHT.
CWR.................LESS THAN 10 PERCENT.
MIN TEMPERATURE.....40-45.
MAX HUMIDITY........88-93 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5-6 MPH IN THE EVENING BECOMING
                    VARIABLE 2-5 MPH.
MIXING HEIGHT.......200 FT AGL.
MIXING WINDS........SOUTHWEST 10 MPH.

$$
FORECASTER...LOEFFELBEIN
REQUESTED BY...BYRON ROBINSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20110926.PETTY.01/MSO