FNUS75 KMSO 201500
FWSMSO

SPOT FORECAST FOR BLUE MTN  22
NATIONAL WEATHER SERVICE MISSOULA MT
900 AM MDT FRI MAY 20 2011

FORECAST IS BASED ON IGNITION TIME OF 1130 MDT ON MAY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A STORM SYSTEM OVER SOUTHERN MONTANA WILL BRING SHOWERS OVER THE
BURN AREA DURING THE NEXT COUPLE OF DAYS. SHOWER ACTIVITY WILL BE
MOST PRONOUNCED DURING THE AFTERNOON HOURS TODAY AND SATURDAY. THE
HIGH AMOUNT OF MOISTURE IN THE AIR WILL KEEP AFTERNOON RH RELATIVELY
HIGH DURING THIS TIME AS WELL. DAYTIME MIXING APPEARS FAIRLY
STRONG...WITH SOME UNCERTAINTY ABOUT THE OVERNIGHT MIXING POTENTIAL
OF THIS MID SLOPE BURN.

.TODAY...

SKY/WEATHER.........SLIGHT CHANCE OF RAIN SHOWERS IN THE
                    MORNING...THEN CHANCE OF RAIN SHOWERS IN THE
                    AFTERNOON.
CWR.................10 PERCENT AT IGNITION...INCREASING TO 40
                    PERCENT IN THE AFTERNOON.
TEMPERATURE.........56 AT IGNITION...MAX 64.
RH..................44 PERCENT AT IGNITION...MIN 32 PERCENT.
WIND (20 FT)........WINDS VARIABLE 2-5 MPH AT IGNITION...BECOMING
                    NORTH AROUND 5 MPH IN THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL AT IGNITION...OTHERWISE 4800 FT
                    AGL.
MIXING WINDS........NORTHEAST 10 MPH.

.TONIGHT...

SKY/WEATHER.........RAIN SHOWERS LIKELY IN THE EVENING...THEN
                    CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
CWR.................40 PERCENT DECREASING TO 10 PERCENT AFTER
                    MIDNIGHT.
TEMPERATURE.........MIN 41.
RH..................MAX 82 PERCENT.
WIND (20 FT)........NORTH WINDS AROUND 7 MPH EARLY IN THE
                    EVENING BECOMING VARIABLE 2-4 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........EAST 10 MPH.

.SATURDAY...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS.
CWR.................10 PERCENT INCREASING TO 30 PERCENT IN THE
                    AFTERNOON.
TEMPERATURE.........MAX 67.
RH..................MIN 37 PERCENT.
WIND (20 FT)........VARIABLE 2-4 MPH BECOMING NORTHWEST AROUND 6
                    MPH IN THE AFTERNOON.
MIXING HEIGHT.......5600 FT AGL.
MIXING WINDS........NORTH 5 MPH.

$$
FORECASTER...ZUMPFE
REQUESTED BY...BURN BOSS
TYPE OF REQUEST...PRESCRIBED
.TAG 20110520.BLUEM.01/MSO