FNUS75 KCYS 021918
FWSCYS

SPOT FORECAST FOR MARKING PEN RX...BLM
NATIONAL WEATHER SERVICE CHEYENNE WY
118 PM MDT MON MAY 2 2011

FORECAST IS BASED ON IGNITION TIME OF 1320 MDT ON MAY 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
MILD WEATHER IS EXPECTED OVER THE BURN AREA TODAY THROUGH
TUESDAY.  A PASSING LIGHT SHOWER IS POSSIBLE THIS AFTERNOON
WITH A SHOWER OR TWO POSSIBLE LATE TUESDAY AFTERNOON.  WINDS WILL
INCREASE LATE TUESDAY MORNING AS A LOW PRESSURE SYSTEM NEARS THE
REGION.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT). SLIGHT CHANCE FOR A LIGHT
                    RAIN SHOWER.
MAX TEMPERATURE.....AROUND 55.
MIN HUMIDITY........25 PERCENT.
WIND (20 FT)........WEST 12 TO 16 MPH. GUSTS UP TO 20 MPH.
CWR.................5 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 13200 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 16 MPH.
SMOKE DISPERSAL.....EXCELLENT (64100-247000 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....AROUND 26.
MAX HUMIDITY........72 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 10 MPH IN THE EVENING
                    BECOMING DOWNSLOPE/DOWNVALLEY 4-7 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......7100 FT AGL DECREASING TO 200 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 19 MPH.
SMOKE DISPERSAL.....BECOMING POOR BY 10 PM (127400-3500 KNOT-FT).

.TUESDAY...

SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (55-65 PERCENT).
MAX TEMPERATURE.....AROUND 51.
MIN HUMIDITY........27-33 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 12 MPH INCREASING TO 17
                    TO 23 MPH BY 11 A.M. GUSTS UP TO 35 MPH IN
                    THE LATE MORNING AND AFTERNOON.
CWR.................5 PERCENT IN THE AFTERNOON.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1600 FT AGL INCREASING TO 7200 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 27 MPH.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (26600-226900 KNOT-FT).

$$
FORECASTER...EMANUEL
REQUESTED BY...KIRK STROM
TYPE OF REQUEST...PRESCRIBED
.TAG 20110502.MARKI.02/CYS