FNUS75 KCYS 261631
FWSCYS

SPOT FORECAST FOR MARKING PEN RX...BLM
NATIONAL WEATHER SERVICE CHEYENNE WY
1031 AM MDT MON SEP 26 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON SEPTEMBER 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DRY AND WARM WEATHER IS EXPECTED OVER THE BURN AREA TODAY THROUGH
TUESDAY WITH JUST SOME HIGH CLOUDS PASSING ACROSS. AFTERNOON
RELATIVE HUMIDITIES WILL BE LOW BUT WINDS SHOULD REMAIN MODEST.
SOME GUSTINESS IN THE WINDS MAY OCCUR TUESDAY AFTERNOON.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........14 PERCENT.
WIND (20 FT)........SOUTH 5-7 MPH BECOMING WEST-NORTHWEST
                    AROUND 10 MPH BY NOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......7500 FT AGL INCREASING TO 10900 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 14 MPH.
SMOKE DISPERSAL.....EXCELLENT (75200-141800 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....AROUND 44.
MAX HUMIDITY........65 PERCENT.
WIND (20 FT)........NORTHEAST 4-7 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5900 FT AGL DECREASING TO 300 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 7 MPH.
SMOKE DISPERSAL.....LOWERING TO POOR BY 10 PM (64500-1100 KNOT-FT).

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 74.
MIN HUMIDITY........16 PERCENT.
WIND (20 FT)........SOUTHWEST 5-7 MPH BECOMING WEST 10 TO 12
                    MPH AND GUSTY 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.......3600 FT AGL INCREASING TO 7500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 14 MPH.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (25400-112300 KNOT-FT).

$$
FORECASTER...EMANUEL
REQUESTED BY...HANS PEDERSEN
TYPE OF REQUEST...PRESCRIBED
.TAG 20110927.MARKI.01/CYS