FNUS75 KGJT 252239
FWSGJT

SPOT FORECAST FOR BIGHORN...CSFS
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
439 PM MDT SUN SEP 25 2011

FORECAST IS BASED ON IGNITION TIME OF 1605 MDT ON SEPTEMBER 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
MONDAY A WEAK TROF OF LOW PRESSURE WILL UNDERCUT THE RIDGE OF HIGH
PRESSURE THAT HAS BEEN OVER THE REGION. MOISTURE REMAINS RATHER
LIMITED BUT ENOUGH INSTABILITY WILL BE PRESENT FOR AN INCREASE IN
AFTERNOON CLOUDINESS AND A SLIGHT CHANCE OF A SHOWER OR
THUNDERSTORM. LITTLE CHANGE IS EXPECTED TUESDAY AS INSTABILITY
LINGERS OVER THE REGION.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20%) THEN BECOMING PARTLY
                    CLOUDY (40-50%). AN ISOLATED SHOWER OR
                    THUNDERSTORM IN THE AFTERNOON.
MAX TEMPERATURE.....73-78 F.
MIN HUMIDITY........12-17%.
20-FOOT WINDS.......SOUTHEAST WINDS 5 MPH SHIFTING TO THE WEST 5-10
                    MPH IN THE AFTERNOON. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR INCREASING TO VERY GOOD IN THE AFTERNOON.
HAINES INDEX........5 MODERATE.
MIXING HEIGHT.......1000-2500 FT AGL INCREASING TO 11800 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....WEST 5 MPH SHIFTING TO THE NORTH 12 MPH IN THE
                    AFTERNOON.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (20-30%).
MIN TEMPERATURE.....40-45 F.
MAX HUMIDITY........52-57%.
20-FOOT WINDS.......WINDS BECOMING SOUTHEAST 4-8 MPH IN THE EVENING.
SMOKE DISPERSAL.....DECREASING TO POOR AFTER 1900.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......6400 FT AGL DECREASING TO 1000 FT AGL IN THE
                    LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....NORTH 10 MPH SHIFTING TO THE EAST 5 MPH AFTER
                    MIDNIGHT.

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20%) THEN BECOMING PARTLY
                    CLOUDY (40-50%). AN ISOLATED THUNDERSTORM
                    POSSIBLE IN THE LATE AFTERNOON.
MAX TEMPERATURE.....70-75 F.
MIN HUMIDITY........14-19%.
20-FOOT WINDS.......SOUTHEAST WINDS 5 MPH SHIFTING TO THE NORTHWEST
                    5-10 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR INCREASING TO GOOD IN THE AFTERNOON.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......1000-2100 FT AGL INCREASING TO 10700 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 5 MPH SHIFTING TO THE WEST 10 MPH IN
                    THE AFTERNOON.

$$
FORECASTER...MIKE CHAMBERLAIN
REQUESTED BY...STEVE ELLIS
TYPE OF REQUEST...PRESCRIBED
.TAG 20110925.BIGHO.01/GJT