FNUS75 KTFX 211610
FWSTFX

SPOT FORECAST FOR PIPE LINE...BLACKFEET
NATIONAL WEATHER SERVICE GREAT FALLS MT
1010 AM MDT TUE APR 21 2009

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

.DISCUSSION...
AN UPPER LEVEL RIDGE OF HIGH PRESSURE OVER THE NORTHERN ROCKIES
WILL MAINTAIN VERY WARM AND DRY CONDITIONS OVER THE REGION TODAY.
THE AIRMASS WILL BECOME UNSTABLE IN THE LOWER LEVELS BY THIS
AFTERNOON...ALLOWING STRONGER WINDS ALOFT TO REACH THE
SURFACE...WITH GUSTY WEST WINDS CONTINUING INTO THIS EVENING.

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................ZERO PERCENT.
MAX TEMPERATURE.....70-75.
MIN HUMIDITY........16-21 PERCENT.
WIND (20 FT)........WEST WINDS INCREASING TO 15 TO 20 MPH. GUSTS UP
                    TO 30 MPH IN THE AFTERNOON.
RIDGE TOP WIND......WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH IN
                    THE AFTERNOON.
MIXING HEIGHT.......5000 FT AGL.
MIXING WINDS........WEST AROUND 25 MPH.

$$
FORECASTER...HOENISCH
REQUESTED BY...TYSON RUNNINGWOLF
TYPE OF REQUEST...PRESCRIBED
.TAG 20090421.PIPEL.01/TFX