FNUS75 KCYS 171738
FWSCYS

SPOT FORECAST FOR MORGAN CREEK RX...BUREAU OF LAND MANAGEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1138 AM MDT FRI MAY 17 2013

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON MAY 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...GUSTY SOUTHWEST WINDS AND LOW HUMIDITIES THIS AFTERNOON...

.DISCUSSION...

DRIER AIR MOVING INTO CARBON COUNTY THIS AFTERNOON WITH DEWPOINTS
FALLING INTO THE LOW 20S. AFTERNOON HUMIDITIES EXPECTED TO FALL TO
15 PERCENT OR SLIGHTLY LESS. SOUTHWEST WINDS FOR THE BURN TODAY
WILL INCREASE THIS AFTERNOON. WIND GUSTS IN EXCESS OF 30 MPH
CERTAINLY LOOK POSSIBLE. THESE WINDS TO CONTINUE INTO THE EARLY
EVENING HOURS BEFORE EASING BY 9 PM. WINDY CONDITIONS TO CONTINUE
INTO SATURDAY WITH SOUTHWEST WINDS GUSTING IN EXCESS OF 30 MPH LATE
MORNING AND AFTERNOON. SHOWERS AND THUNDERSTORMS LOOK TO BE ON THE
INCREASE SATURDAY AS LOW PRESSURE MOVES INTO SOUTHWEST WYOMING.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
MAX TEMPERATURE.....AROUND 69.
MIN HUMIDITY........15 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 17 MPH WITH GUSTS TO 25 MPH.
                    INCREASING TO 19 TO 20 MPH WITH GUSTS TO AROUND
                    35 MPH AFTER 2 PM.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......6000 FT AGL INCREASING TO 13200 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH AROUND 23 MPH.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (23900-369800 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........63 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 7 TO 17 MPH. GUSTS UP TO 30 MPH
                    EARLY IN THE EVENING.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5900 FT AGL DECREASING TO 1000 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST AROUND 11 MPH.
SMOKE DISPERSAL.....EXCELLENT TO POOR (141800-2000 KNOT-FT).

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF RAIN
                    SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 63.
MIN HUMIDITY........26 PERCENT.
WIND (20 FT)........WEST WINDS 7 TO 16 MPH. GUSTS UP TO 30 MPH IN
                    THE AFTERNOON.
CWR.................30 PERCENT.
LAL.................2.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4800 FT AGL INCREASING TO 9400 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 18 MPH.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (23900-197600 KNOT-FT).

$$
FORECASTER...CLAYCOMB
REQUESTED BY...CHRISTINE MITCHELL
TYPE OF REQUEST...PRESCRIBED
.TAG 20130517.MORGA.01/CYS