FNUS75 KCYS 121659
FWSCYS

SPOT FORECAST FOR ILLINOIS CREEK...USFS
NATIONAL WEATHER SERVICE CHEYENNE WY
1059 AM MDT SUN SEP 12 2010

FORECAST IS BASED ON REQUEST TIME OF 1043 MDT ON SEPTEMBER 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DRY AND WARM CONDITIONS CAN BE EXPECTED OVER THE BURN AREA TO
MONDAY. WINDS ARE NOT EXPECTED TO BE QUITE AS STRONG HOWEVER.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........11 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH BECOMING WEST 10 TO 12
                    MPH IN THE LATE MORNING AND AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1700 FT AGL INCREASING TO 6500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....WEST 14-19 MPH.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (20800-129900 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....AROUND 35.
MAX HUMIDITY........50 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 8 MPH EARLY IN THE EVENING
                    BECOMING DOWNSLOPE/DOWNVALLEY 4-7 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......200-1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5-10 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (700-14200 KNOT-FT).

.MONDAY...

SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MAX TEMPERATURE.....AROUND 71.
MIN HUMIDITY........15 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1500 FT AGL INCREASING TO 12300 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH.
SMOKE DISPERSAL.....POOR TO EXCELLENT (12000-233000 KNOT-FT).

$$
FORECASTER...LUNDQUIST
REQUESTED BY...ILLINOIS FEMO
TYPE OF REQUEST...WILDFIRE
.TAG 20100912.ILLIN.01/CYS