FNUS75 KMSO 241354
FWSMSO

SPOT FORECAST FOR URAL CREEK FF129
NATIONAL WEATHER SERVICE MISSOULA MT
754 AM MDT SAT SEP 24 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON SEPTEMBER 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...DRY STABLE AND UNSEASONABLY WARM CONDITIONS WILL
CONTINUE TODAY AS A STRONG RIDGE OF HIGH PRESSURE TRANSITIONS TO A
SOUTHERLY FLOW ALOFT. CLOSE PROXIMITY OF LAKE KOOCANUSA WILL HAVE
AN ADDITIONAL STABILIZING EFFECT ON SMOKE DISPERSION TODAY...
ESPECIALLY LOWER ELEVATIONS OF THE BURN.

INCREASED WINDS...BETTER MIXING EXPECTED SUNDAY WITH THE PASSAGE
OF A SURFACE FRONT MID-DAY.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY. A FEW HIGH CLOUDS.
CWR.................0 PERCENT.
TEMPERATURE.........BOTTOM...MAX 87-91 AND TOP...MAX 77-81.
RH..................BOTTOM...MIN 13-15 PERCENT AND
                       TOP...MIN 16-20 PERCENT.
WIND (20 FT)........UPSLOPE 2-4 MPH AT IGNITION...BECOMING
                    WEST-SOUTHWEST 3-6 MPH WITH GUSTS UP TO 10 MPH
                    IN THE AFTERNOON.
RIDGETOP WINDS......SOUTHWEST 3-6 MPH AT IGNITION...BECOMING
                    6-12 MPH WITH GUSTS TO 17 MPH

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
TEMPERATURE.........BOTTOM....MIN 42-45 AND TOP...MIN 50-55.
RH..................BOTTOM...MAX 75-80 PERCENT AND
                    TOP...MAX...40-45 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 2-5 MPH EARLY IN THE
                    EVENING BECOMING DOWNSLOPE 1-3 MPH.
RIDGETOP WINDS......SOUTH 10-15 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTH 20 MPH.

.SUNDAY...

SKY/WEATHER.........BECOMING PARTLY CLOUDY.
CWR.................0 PERCENT.
TEMPERATURE.........MAX 78-82.
RH..................MIN 15-20 PERCENT.
WIND (20 FT)........SOUTH 3-6 MPH BECOMING SOUTHWEST 5-10 MPH
                    WITH GUSTS TO 15 MPH BY MID-AFTERNOON.
MIXING HEIGHT.......4000 FT AGL.
MIXING WINDS........SOUTHWEST 20 MPH.

$$
FORECASTER...MSJ
REQUESTED BY...JEFF MUENSTER
TYPE OF REQUEST...PRESCRIBED
.TAG 20110924.URALC.01/MSO