FNUS75 KMSO 211659
FWSMSO

SPOT FORECAST FOR SUNDAY MTN
NATIONAL WEATHER SERVICE MISSOULA MT
1059 AM MDT SAT AUG 21 2010

FORECAST IS BASED ON REQUEST TIME OF 1029 MDT ON AUGUST 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO
MIDNIGHT MDT TONIGHT...

.DISCUSSION...A COLD FRONT WILL PASS OVER THE BURN AREA LATE TONIGHT.
AHEAD OF THE FRONT...SOUTHWEST WINDS WILL INCREASE TODAY COMBINED
WITH RELATIVE HUMIDITY AT OR BELOW 15 PERCENT ANS WITH A MODERATE
TO HIGH HAINES INDEX. A COOLER AND MORE STABLE AIRMASS WILL MOVE
OVER THE AREA FOR SUNDAY AND MONDAY.

.TODAY...

SKY/WEATHER.........SUNNY BECOMING PARTLY CLOUDY. A SLIGHT CHANCE OF
                    RAIN SHOWERS AND THUNDERSTORMS BY LATE AFTERNOON.
CWR.................0 PERCENT.
MAX TEMPERATURE.....75-80.
MIN HUMIDITY........12-17 PERCENT.
WIND (20 FT)........VARIABLE AT 1-3 MPH BECOMING WEST TO SOUTHWEST 8-13 MPH
                    IN THE EARLY AFTERNOON WITH A FEW GUSTS OF 20-25 MPH.
MIXING HEIGHT.......10200 FT AGL.
MIXING WINDS........SOUTHWEST 15-20 MPH.
HAINES INDEX........5 MODERATE.

.TONIGHT...

HAINES INDEX........6 HIGH DECREASING TO 4 LOW AFTER MIDNIGHT.
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
                    A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....38-43.
MAX HUMIDITY........77-82 PERCENT.
WIND (20 FT)........WEST TO SOUTHWEST 7-12 MPH AND GUSTY IN THE EVENING
                    BECOMING DOWNSLOPE AT 2-4 MPH BY MIDNIGHT.

.SUNDAY...

HAINES INDEX........3 VERY LOW.
SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........27-32 PERCENT.
WIND (20 FT)........WEST TO NORTHWEST 6-13 MPH. GUSTS UP TO 22 MPH IN THE
                    AFTERNOON.

$$

FORECASTER...GIBSON
REQUESTED BY...INCIDENT COMMANDER
TYPE OF REQUEST...WILDFIRE
.TAG 20100821.SUNDA.01/MSO