FNUS75 KCYS 251842
FWSCYS

SPOT FORECAST FOR MARKING PEN RX...BLM
NATIONAL WEATHER SERVICE CHEYENNE WY
1242 PM MDT SUN MAR 25 2012

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON MARCH 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...HIGH WIND WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY
EVENING...

.DISCUSSION...GUSTY SOUTHWEST WINDS WILL DECREASE EARLY THIS EVENING
AND BECOME SOUTH AT 5 TO 15 MPH OVERNIGHT TONIGHT IN ADVANCE OF
AN APPROACHING WEATHER DISTURBANCE. SOUTH WINDS WILL INCREASE
SIGNIFICANTLY MONDAY MORNING AS SURFACE LOW PRESSURE STRENGTHENS
OVER NORTHERN WYOMING. A STRONG PACIFIC ORIGIN COLD FRONT WILL
SWEEP ACROSS THE BURN AREA LATE MONDAY MORNING WITH WINDS BECOMING
SOUTHWEST AND THEN WEST AT 30 TO 45 MPH WITH GUSTS TO 65 MPH FROM
LATE MORNING MONDAY THROUGH EARLY EVENING MONDAY.

FOR MONDAY NIGHT...EXPECT MOSTLY CLEAR SKIES. WEST WINDS OF 30 TO
40 MPH WITH GUSTS TO 50 MPH THROUGH EARLY EVENING...THEN WEST WINDS
DECREASING TO 20 TO 30 MPH WITH GUSTS TO 40 MPH. LOW TEMPERATURES
NEAR 30 DEGREES.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........15 PERCENT.
WIND (20 FT)........SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1400 FT AGL INCREASING TO 9200 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH AROUND 20 MPH.
SMOKE DISPERSAL.....POOR TO EXCELLENT (9700-221900 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....AROUND 38.
MAX HUMIDITY........57 PERCENT.
WIND (20 FT)........SOUTH WINDS 12 TO 19 MPH AND GUSTY EARLY IN THE
                    EVENING BECOMING SOUTH 5 TO 10 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......4900 FT AGL DECREASING TO 200 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTH AROUND 14 MPH.
SMOKE DISPERSAL.....POOR TO EXCELLENT (900-112800 KNOT-FT).

.MONDAY...

SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (45-55 PERCENT).
MAX TEMPERATURE.....AROUND 50.
MIN HUMIDITY........19 PERCENT.
WIND (20 FT)........SOUTHWEST 15 TO 25 MPH WITH GUSTS TO
                    35 MPH...BECOMING SOUTHWEST 30 TO 45 MPH WITH
                    GUSTS TO 65 MPH IN THE LATE MORNING AND
                    AFTERNOON.
CWR.................0 PERCENT INCREASING TO 10 PERCENT IN THE
                    AFTERNOON.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2100 FT AGL INCREASING TO 9600 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH AROUND 32 MPH.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (18800-382100 KNOT-FT).

$$
FORECASTER...RUBIN
REQUESTED BY...CHRIS OTTO
TYPE OF REQUEST...PRESCRIBED
.TAG 20120325.MARKI.01/CYS