FNUS75 KTFX 161452
FWSTFX

SPOT FORECAST FOR CHESSMAN FIRE...HELENA NF USFS
NATIONAL WEATHER SERVICE GREAT FALLS MT
852 AM MDT SUN SEP 16 2012

FORECAST IS BASED ON REQUEST TIME OF 0835 MDT ON SEPTEMBER 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
COOLER BUT DRY AND QUIET CONDITIONS OVER THE AREA TODAY. HIGH
PRESSURE WILL BUILD JUST WEST OF THE REGION BRINGING GENERALLY LIGHT
NORTHWEST WINDS TO THE AREA. HUMIDITY WILL BE HIGHER TODAY BUT TREND
BACK DOWN OVER THE COMING DAYS. A WEAK AND DRY FRONT WILL MOVE
ACROSS THE AREA TUESDAY AND NEAR CRITICAL FIRE WEATHER CONDITIONS
MAY DEVELOP WITH BREEZY WINDS BEHIND THE FRONT. SKY CONDITIONS
THROUGH THE PERIOD MAY HAVE SOME VARIABILITY AS SMOKE FROM REGIONAL
FIRES CAUSES OBSCURATION.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY. AREAS OF SMOKE FROM OTHER
                    FIRES MAY OBSCURE SKY AND REDUCE VISIBILITY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....65-70.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........VARIABLE WINDS AROUND 5 MPH SHIFTING TO THE NORTH
                    IN THE AFTERNOON.
RIDGE TOP WIND......WEST WINDS AROUND 10 TO 15 MPH.
MIXING HEIGHT.......8500 FT AGL.
MIXING WINDS........WEST WINDS AROUND 10 TO 15 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. AREAS OF SMOKE FROM OTHER
                    FIRES MAY OBSCURE SKY AND REDUCE VISIBILITY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....35-40.
MAX HUMIDITY........70-75 PERCENT.
WIND (20 FT)........NORTH WINDS AROUND 5 TO 10 MPH.
RIDGE TOP WIND......NORTH WINDS AROUND 10 TO 15 MPH.
MIXING HEIGHT.......1000 FT AGL.
MIXING WINDS........NORTH WINDS AROUND 5 TO 10 MPH.

.MONDAY...

SKY/WEATHER.........MOSTLY SUNNY. AREAS OF SMOKE FROM OTHER
                    FIRES MAY OBSCURE SKY AND REDUCE VISIBILITY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....70-75.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........VARIABLE WINDS AROUND 5 MPH BECOMING NORTHWEST
                    AROUND 5 TO 10 MPH IN THE AFTERNOON.
RIDGE TOP WIND......NORTHWEST WINDS AROUND 10 TO 15 MPH.
MIXING HEIGHT.......6500 FT AGL.
MIXING WINDS........NORTHWEST WINDS AROUND 10 TO 15 MPH.

$$
FORECASTER...GUSTAFSON
REQUESTED BY...JENNY DARGAN
TYPE OF REQUEST...WILDFIRE
.TAG 20120916.CHESS.01/TFX