FNUS75 KCYS 262127
FWSCYS

SPOT FORECAST FOR WEST BARRETTS RX...BLM
NATIONAL WEATHER SERVICE CHEYENNE WY
327 PM MDT MON APR 26 2010

FORECAST IS BASED ON IGNITION TIME OF 1500 MDT ON APRIL 27.

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...TUESDAY WILL BE WARMER WITH BREEZY CONDITIONS IN THE
THE AFTERNOON. RELATIVE HUMIDITIES WILL TREND LOWER EARLY THIS
WEEK AS HIGH PRESSURE ALOFT BUILDS ACROSS THE REGION. ONE LAST
MILD DAY WILL OCCUR ON WEDNESDAY BEFORE COOLER AND MORE UNSETTLED
WEATHER WILL RETURN TO THE AREA FOR THE REMAINDER OF THE WEEK
AND INTO NEXT WEEKEND.

.TONIGHT...

SKY/WEATHER.........BECOMING MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....AROUND 25.
MAX HUMIDITY........75 PERCENT.
WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 4-7 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4200 FT AGL DECREASING TO 900 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....EXCELLENT IN THE EVENING (88700 KNOT-FT)...POOR
                    AFTER MIDNIGHT (8800 KNOT-FT).

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (30-40 PERCENT).
MAX TEMPERATURE.....AROUND 57.
MIN HUMIDITY........25 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST 10
                    TO 20 MPH WITH GUSTS UP TO 35 MPH IN THE LATE
                    MORNING AND AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2700 FT AGL INCREASING TO 7200 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 21 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (32500-172300 KNOT-FT).

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) BECOMING MOSTLY
                    CLOUDY IN THE AFTERNOON (70-85 PERCENT). SLIGHT
                    CHANCE OF RAIN SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 55.
MIN HUMIDITY........AROUND 25 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST 15
                    TO 30 MPH IN THE AFTERNOON WITH HIGHER GUSTS.
CWR.................AROUND 0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2700 FT AGL INCREASING TO 9000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 25 TO 35 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (32500-172300 KNOT-FT).

$$
FORECASTER...TRUDEL
REQUESTED BY...MIKE BARAJAS
TYPE OF REQUEST...PRESCRIBED
.TAG 20100426.WESTB.01/CYS