FNUS75 KMSO 101509
FWSMSO

SPOT FORECAST FOR GATEWAY
NATIONAL WEATHER SERVICE MISSOULA MT
909 AM MDT TUE APR 10 2012

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON APRIL 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A SOUTHERLY FLOW ALOFT WILL BE DEVELOPING OVER
WESTERN MONTANA TODAY AS THE RIDGE AXIS SHIFTS TO THE EAST. A
SURFACE BASED INVERSION WILL BE PRESENT THIS MORNING AND WILL BE
SLOW TO MIX DUE TO CONSIDERABLE HIGH CLOUDS...WHICH WILL HOLD
TEMPS DOWN AND HUMIDITIES UP THROUGH MUCH OF THE DAY. THE LOCATION
OF THE BURN SITE (FARTHER AWAY FROM LAKE KOOCANUSA) SHOULD REFLECT
BETTER FOR BURNING CONDITIONS THIS AFTERNOON...BUT STILL LOOKING
FOR A LATER MIX OUT ABOUT MID-AFTERNOON.


.IGNITION TIME 1000 MDT...

SKY/WEATHER.........CONSIDERABLE HIGH CLOUDS.
CWR.................0 PERCENT.
MAX TEMPERATURE.....48-49.
MIN HUMIDITY........37-39 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 1-3 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........SOUTHEAST 5 MPH.


.TODAY...

SKY/WEATHER.........CONSIDERABLE HIGH CLOUDS...FILTERED SUNSHINE.
CWR.................0 PERCENT.
MAX TEMPERATURE.....68-70.
MIN HUMIDITY........18-20 PERCENT.
WIND (20 FT)........VARIABLE 2-4 MPH EARLY AFTERNOON BECOMING
                    NORTH 2-5 MPH BY 1500 MDT.

.TONIGHT...

MIN TEMPERATURE.....32-36.
MAX HUMIDITY........84-89 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 3-5 MPH IN THE EVENING BECOMING
                    VARIABLE 2-4 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........EAST 5 MPH.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................0 PERCENT.
MAX TEMPERATURE.....68-71.
MIN HUMIDITY........27-32 PERCENT.
WIND (20 FT)........VARIABLE 1-3 MPH.
MIXING HEIGHT.......4000 FT AGL.
MIXING WINDS........VARIABLE 5 MPH.

$$
FORECASTER...MSJ
REQUESTED BY...WARREN APPELHANS
TYPE OF REQUEST...PRESCRIBED
.TAG 20120410.GATEW.01/MSO