FNUS75 KMSO 012043
FWSMSO

SPOT FORECAST FOR CHAIN OF LAKES UNIT 5
NATIONAL WEATHER SERVICE MISSOULA MT
243 PM MDT FRI MAY 1 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON MAY 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A LIGHT SOUTHEAST FLOW ALOFT WILL BE
OVER THE BURN SITE SATURDAY WITH GOOD MIXING TO ABOUT
10000 FT ABOVE SEA LEVEL. RELATIVE HUMIDITY WILL LOWER
TO VALUES SLIGHTLY LOWER THEN TODAY. LIGHT SHOWERS WILL
APPROACH THE AREA SUNDAY WITH WETTING RAINS LIKELY EARLY
NEXT WEEK.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....24-29.
MAX HUMIDITY........NEAR 80 PERCENT.
WIND (20 FT)........DOWNSLOPE/DOWN-VALLEY 1-3 MPH.
MIXING HEIGHT.......DECREASING TO 500 FT AGL.
MIXING WINDS........DOWNSLOPE/DOWN-VALLEY 2-5 MPH.

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....55-59.
MIN HUMIDITY........22-26 PERCENT.
WIND (20 FT)........UPSLOPE/UP-VALLEY 2-4 MPH BECOMING
                    EAST TO SOUTHEAST 5-9 MPH.
MIXING HEIGHT.......INCREASING TO 6000 FT AGL AT 1600.
MIXING WINDS........SOUTHEAST 12-15 MPH.

$$

FORECASTER...GIBSON
REQUESTED BY...KELLY FORTHOFER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090502.CHAIN.01/MSO