FNUS75 KTFX 280155
FWSTFX

SPOT FORECAST FOR MACDONALD PASS...HELENA NATIONAL FOREST
NATIONAL WEATHER SERVICE GREAT FALLS MT
755 PM MDT SUN SEP 27 2009

FORECAST IS BASED ON REQUEST TIME OF 1925 MDT ON SEPTEMBER 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...MONDAY IS EXPECTED TO BE ANOTHER MOSTLY CLEAR DAY
WITH TEMPERATURES WARMING BACK UP TO NEAR 70 DEGREES OR ABOVE
ONCE AGAIN. SOME OF THE MORE PROTECTED LOW-LYING AREAS IN THE BURN
AREA SHOULD SEE THE DEVELOPMENT OF AN INVERSION OVERNIGHT AND
FORECASTED TEMPERATURE PROFILES SUGGEST THAT THESE AREAS WILL NOT
MIX OUT UNTIL ABOUT 10 OR 11 AM. BY AFTERNOON THE MIXING LAYER
SHOULD EXTEND TO ABOUT 4000 FEET AGL WITH BREEZY SOUTHERLY WINDS
MIXING TO THE SURFACE...AND POSSIBLY GUSTING INTO THE MID TEENS AT
TIMES. MPJ

.MONDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....67-72.
MIN HUMIDITY........24-29 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH.
RIDGE TOP WIND......SOUTH TO SOUTHWEST WINDS 10 TO 15 MPH
MIXING HEIGHT.......4000 FT AGL.
MIXING WINDS........SOUTHERLY WINDS 10 TO 15 MPH.

$$
FORECASTER...MPJ
REQUESTED BY...TOBIN KELLEY
TYPE OF REQUEST...WILDFIRE
.TAG 20090927.MACDO.04/TFX