FNUS75 KMSO 201649
FWSMSO

SPOT FORECAST FOR SHORTY GULCH FUELS REDUCTION UNIT 107
NATIONAL WEATHER SERVICE MISSOULA MT
1049 AM MDT FRI MAY 20 2011

FORECAST IS BASED ON IGNITION TIME OF 1200 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...HOWEVER THE CHANCE OF WETTING RAIN REMAINS RELATIVELY LOW
DURING THIS TIME. THE HIGH AMOUNT OF MOISTURE IN THE AIR WILL KEEP
AFTERNOON RH RELATIVELY HIGH DURING THIS TIME AS WELL.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN
                    THE MORNING...THEN CHANCE OF RAIN SHOWERS IN
                    THE AFTERNOON.
CWR.................0 PERCENT INCREASING TO 20 PERCENT IN THE
                    AFTERNOON.
TEMPERATURE.........61 AT IGNITION...MAX 66.
RH..................42 PERCENT AT IGNITION...MIN 30 PERCENT.
WIND (20 FT)........WINDS VARIABLE 2-4 MPH AT IGNITION...BECOMING
                    NORTH AROUND 6 MPH IN THE AFTERNOON.
MIXING HEIGHT.......3500 FT AGL AT IGNITION...OTHERWISE 5400 FT
                    AGL.
MIXING WINDS........NORTHEAST 10 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE
                    EVENING...THEN SLIGHT CHANCE OF RAIN SHOWERS
                    AFTER MIDNIGHT.
CWR.................30 PERCENT DECREASING TO 10 PERCENT AFTER
                    MIDNIGHT.
TEMPERATURE.........MIN 42.
RH..................MAX 84 PERCENT.
WIND (20 FT)........NORTH WINDS AROUND 6 MPH EARLY IN THE EVENING
                    BECOMING VARIABLE 1-3 MPH.
MIXING HEIGHT.......400 FT AGL.
MIXING WINDS........EAST 10 MPH.

.SATURDAY...

SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN
                    THE MORNING...THEN CHANCE OF RAIN SHOWERS AND
                    SLIGHT CHANCE OF THUNDERSTORMS IN THE
                    AFTERNOON.
CWR.................10 PERCENT INCREASING TO 40 PERCENT IN THE
                    AFTERNOON.
TEMPERATURE.........MAX 66.
RH..................MIN 47 PERCENT.
WIND (20 FT)........VARIABLE 1-3 MPH.
MIXING HEIGHT.......6100 FT AGL.
MIXING WINDS........SOUTHEAST 5 MPH.

$$
FORECASTER...ZUMPFE
REQUESTED BY...BOBBIE BENNETT
TYPE OF REQUEST...PRESCRIBED
.TAG 20110520.SHORT.01/MSO