FNUS75 KTFX 211615
FWSTFX

SPOT FORECAST FOR PIPELINE...BLACKFEET
NATIONAL WEATHER SERVICE GREAT FALLS MT
1015 AM MDT THU MAY 21 2009

FORECAST IS BASED ON IGNITION TIME OF 1030 MDT ON MAY 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
AN AREA OF MID LEVEL CLOUDINESS OVER THE FIRE AREA WILL DISSIPATE BY
NOON MDT...THEN SKIES WILL REMAIN MOSTLY CLEAR THROUGH TONIGHT.
SURFACE WINDS WILL BE BREEZY AND GUSTY OUT OF THE WEST TODAY.
HOWEVER...AN AREA OF SURFACE HIGH PRESSURE WILL SOUTH OUT OF CANADA
AND INTO THE FIRE AREA OVERNIGHT AND REMAIN OVER THE AREA THROUGH
THE DAY ON FRIDAY. THIS WILL SHIFT SURFACE WINDS MORE NORTHERLY
OVERNIGHT THEN MORE EASTERLY FOR FRIDAY. RELATIVE HUMIDITIES WILL
FALL INTO THE 20 TO 30 PERCENT RANGE FOR TODAY AND FRIDAY WITH VERY
GOOD OVERNIGHT RECOVERY.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1100...THEN MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....54-59.
MIN HUMIDITY........22-27 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 15 MPH. OCCASIONAL GUSTS TO 25
                    MPH...MAINLY DURING THE AFTERNOON.
RIDGE TOP WIND......WEST WINDS 15 TO 25 MPH.
MIXING HEIGHT.......6500 FT AGL.
MIXING WINDS........WEST AROUND 15 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....31-36.
MAX HUMIDITY........83-88 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 15 MPH EARLY IN THE EVENING
                    THEN NORTHEAST WINDS 5 TO 15 MPH AFTER 0000.
RIDGE TOP WIND......WEST WINDS 5 TO 15 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........NORTH AROUND 10 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....58-63.
MIN HUMIDITY........28-33 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 10 MPH.
RIDGE TOP WIND......SOUTHWEST WINDS 5 TO 15 MPH.
MIXING HEIGHT.......4000 FT AGL.
MIXING WINDS........SOUTHEAST AROUND 10 MPH.

$$
FORECASTER...COULSTON
REQUESTED BY...TYSON RUNNINGWOLF
TYPE OF REQUEST...PRESCRIBED
.TAG 20090521.PIPEL.01/TFX