FNUS75 KTFX 282157
FWSTFX

SPOT FORECAST FOR MACDONALD PASS...HNF
NATIONAL WEATHER SERVICE GREAT FALLS MT
357 PM MDT MON SEP 28 2009

FORECAST IS BASED ON IGNITION TIME OF 1545 MDT ON SEPTEMBER 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
AN UPPER TROUGH FROM THE EASTERN PACIFIC WILL MOVE TO THE CASCADES
TUESDAY AND INTO WESTERN MONTANA WEDNESDAY. MOISTURE WILL INCREASE
LATE TUESDAY THROUGH WEDNESDAY. RAIN WILL DEVELOP TUESDAY EVENING
THEN SWITCH TO SNOW AFTER MIDNIGHT. WETTING PRECIPITATION WILL BE
VERY LIKELY. HIGHS WEDNESDAY WILL ONLY BE NEAR 40 DEGREES.


.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....63.
MIN HUMIDITY........24 PERCENT.
WIND (20 FT)........WEST 5 MPH.
RIDGE TOP WIND......SOUTHEAST 10 TO 15 MPH.
MIXING HEIGHT.......8000 FT AGL.
MIXING WINDS........SOUTH AROUND 15 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....50-55.
MAX HUMIDITY........33-38 PERCENT.
WIND (20 FT)........EAST TO 5 MPH.
RIDGE TOP WIND......BECOMING SOUTHWEST 15 TO 20 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........SOUTHEAST AROUND 5 MPH.

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY. CHANCE OF RAIN SHOWERS LATE IN THE
                    AFTERNOON.
CWR.................20 PERCENT.
MAX TEMPERATURE.....65-70.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 5 MPH SHIFTING TO THE
                    SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON.
RIDGE TOP WIND......SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......7500 FT AGL.
MIXING WINDS........SOUTHWEST 20 TO 25 MPH.

$$
FORECASTER...BLANK
REQUESTED BY...HDC
TYPE OF REQUEST...PRESCRIBED
.TAG 20090928.MACDO.01/TFX