FNUS75 KCYS 301413
FWSCYS

SPOT FORECAST FOR PASTURE 20 RX...USDA FOREST SERVICE
NATIONAL WEATHER SERVICE CHEYENNE WY
813 AM MDT WED SEP 30 2009

FORECAST IS BASED ON IGNITION TIME OF 0930 MDT ON SEPTEMBER 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...HIGH WIND WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY EVENING...

.DISCUSSION...
A COLD FRONT WILL MOVE ACROSS THE BURN SITE LATE THIS AFTERNOON.
AHEAD OF THE FRONT WILL BE SOUTH WINDS GUSTING TO 25 MPH OVER
THE PANHANDLE.  BEHIND THE FRONT...NORTHWEST WINDS WILL GUST AS
HIGH AS 45 MPH LATE THIS AFTERNOON AND TONIGHT AND 60 MPH
DURING THE DAY THURSDAY.  SHOWERS WILL BE LIKELY TONIGHT AND
THURSDAY ALONG WITH MUCH COOLER TEMPERATURES.  WINDS WILL DIMINISH
THURSDAY NIGHT AND FRIDAY AND TEMPERATURES WILL STILL BE ON THE
COOL SIDE FOR FRIDAY.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (50-60 PERCENT).
MAX TEMPERATURE.....AROUND 72.
MIN HUMIDITY........33 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 12 TO 15 MPH SHIFTING TO THE
                    NORTHWEST LATE IN THE AFTERNOON. GUSTS UP TO
                    25 MPH.
CWR.................0 PERCENT INCREASING TO 10 PERCENT IN THE
                    AFTERNOON.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 4000 FEET AGL BY MIDDAY.
TRANSPORT WINDS.....SOUTHWEST AROUND 22 MPH.
SMOKE DISPERSAL.....BECOMING GOOD BY MIDDAY.

.TONIGHT...

SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN SHOWERS LIKELY.
MIN TEMPERATURE.....AROUND 41.
MAX HUMIDITY........96 PERCENT.
WIND (20 FT)........WINDY. NORTHWEST WINDS 18 TO 26 MPH WITH GUSTS
                    TO AROUND 45 MPH.
CWR.................70 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......LOWERING TO 1500-2600 FT AGL IN THE EVENING.
TRANSPORT WINDS.....NORTHWEST AROUND 22 MPH.
SMOKE DISPERSAL.....DECREASING TO FAIR BY LATE EVENING.

.THURSDAY...

SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS LIKELY IN
                    THE MORNING...THEN CHANCE OF RAIN SHOWERS IN
                    THE AFTERNOON.
MAX TEMPERATURE.....AROUND 52.
MIN HUMIDITY........50 PERCENT.
WIND (20 FT)........WINDY. NORTHWEST WINDS 28 TO 32 MPH WITH GUSTS
                    TO AROUND 60 MPH.
CWR.................60 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5200-6700 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 40 MPH.
SMOKE DISPERSAL.....EXCELLENT.

$$
FORECASTER...WEILAND
REQUESTED BY...CLINT PHILLIPS
TYPE OF REQUEST...PRESCRIBED
.TAG 20090930.PASTU.01/CYS