FNUS75 KCYS 221305
FWSCYS

SPOT FORECAST FOR MARKING PEN RX...BLM
NATIONAL WEATHER SERVICE CHEYENNE WY
705 AM MDT THU SEP 22 2011

FORECAST IS BASED ON IGNITION TIME OF 1130 MDT ON SEPTEMBER 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
CLEAR AND WARMER WEATHER IS EXPECTED OVER THE BURN AREA TODAY WITH
CLEAR SKIES TONIGHT AS WELL. SOME INCREASE IN HIGH CLOUDS IS
POSSIBLE DURING THE DAY FRIDAY. WINDS WILL BE GENERALLY LIGHT EXCEPT
DURING THE AFTERNOONS WHERE A LITTLE GUSTINESS MAY OCCUR.

.TODAY...

SKY/WEATHER.........SUNNY (0-5 PERCENT).
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........14 PERCENT.
WIND (20 FT)........WEST 3-5 MPH INCREASING TO 12 TO 15 MPH
                    WITH GUSTS TO AROUND 20 MPH BY NOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......600 FT AGL INCREASING TO 6500 FT AGL IN THE
AFTERNOON. TRANSPORT WINDS.....WEST AROUND 14 MPH.
SMOKE DISPERSAL.....POOR EARLY...BECOMING EXCELLENT BY NOON
                    (2400-97700 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........CLEAR (0-5 PERCENT).
MIN TEMPERATURE.....AROUND 40.
MAX HUMIDITY........55-60 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 8 TO 12 MPH EARLY IN THE EVENING
                    BECOMING DOWNSLOPE/DOWNVALLEY 4-6 MPH BY LATE
EVENING. CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2300 FT AGL DECREASING TO 300 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
SMOKE DISPERSAL.....BECOMING POOR BY 9 PM (34400-1100 KNOT-FT).

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........11-13 PERCENT.
WIND (20 FT)........WEST 4 MPH...INCREASING TO 9 TO 13 MPH BY NOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......3200 FT AGL INCREASING TO 6900 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 7 MPH.
SMOKE DISPERSAL.....POOR TO EXCELLENT (12600-62600 KNOT-FT).

$$
FORECASTER...EMANUEL
REQUESTED BY...HANS PEDERSEN
TYPE OF REQUEST...PRESCRIBED
.TAG 20110922.MARKI.01/CYS