FNUS75 KMSO 071635
FWSMSO

SPOT FORECAST FOR NYACK FLATS
NATIONAL WEATHER SERVICE MISSOULA MT
1035 AM MDT MON SEP 7 2009

FORECAST IS BASED ON INCIDENT TIME OF 1009 MDT ON SEPTEMBER 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...UPPER LEVEL TROUGH OF LOW PRESSURE IS MOVING THROUGH
THE AREA TODAY. SURFACE HIGH PRESSURE BUILDING IN FROM THE WEST WITH
LOWER PRESSURE EAST OF THE CONTINENTAL WILL ALLOW GUSTY SOUTHWEST
WINDS THIS MORNING OVER HIGHER TERRAIN THROUGH EARLY AFTERNOON. THE
SURFACE PRESSURE GRADIENT WILL RELAX LATER THIS AFTERNOON...WITH
WINDS DIMINISHING LATE AFTERNOON. SCATTERED LIGHT SHOWERS WILL BE
IMPACTING MAINLY THE HIGHER TERRAIN. MORNING CLOUDS ON TUESDAY WILL
DECREASE BY AFTERNOON WITH LIGHTER WINDS AS HIGH PRESSURE ALOFT BUILDS
INTO THE PACIFIC NORTHWEST.

OUTLOOK FOR THURSDAY 9/10...A WEATHER DISTURBANCE WILL SWING ALONG
THE CANADIAN BORDER IN THE MORNING WITH INCREASING CLOUD COVER AND
WEST WINDS OVER THE HIGHER TERRAIN. SCATTERED LIGHT
SHOWERS ARE ALSO POSSIBLE. MORNING FOG IS NOT LIKELY WITH THE INCREASING
CLOUD COVER.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS IN THE AFTERNOON.
CWR.................20 PERCENT.
MAX TEMPERATURE.....58-63.
MIXING HEIGHT.......5900 FT AGL.
MIXING WINDS........SOUTHWEST 25 MPH.

$$
FORECASTER...FELSCH
REQUESTED BY...BIDDY SIMET
TYPE OF REQUEST...HAZMAT
.TAG 20090907.NYACK.01/MSO