FNUS75 KCYS 081037
FWSCYS

SPOT FORECAST FOR FERRIS FIRE...BLM HDD
NATIONAL WEATHER SERVICE CHEYENNE WY
437 AM MDT WED AUG 8 2012

FORECAST IS BASED ON REQUEST TIME OF 2146 MDT ON AUGUST 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

WARM AND DRY CONDITIONS EXPECTED FOR THE WILDFIRE AGAIN TODAY. HIGH
PRESSURE WILL REMAIN OVER WESTERN WYOMING PROVIDING CLEAR SKIES AND
LIGHT NORTHWEST TO NORTH WINDS. A COLD FRONT OVER MONTANA WILL MOVE
INTO SOUTHERN WYOMING LATE THIS AFTERNOON...SHIFTING WINDS TO A MORE
NORTHEASTERLY DIRECTION. POOR OVERNIGHT HUMIDITY RECOVERIES EXPECTED.

.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....78-85.
MIN HUMIDITY........12 PERCENT.
WIND (20 FT)........NORTHWEST 5 TO 8 MPH. BECOMING NORTHEAST 5 TO 7
                    MPH AFTER 4 PM.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......8000 FT AGL INCREASING TO 11500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 7 MPH.
SMOKE DISPERSAL.....FAIR TO EXCELLENT (26700-91700 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....AROUND 58.
MAX HUMIDITY........33-39 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5800 FT AGL DECREASING TO 200 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHEAST AROUND 13 MPH.
SMOKE DISPERSAL.....EXCELLENT TO POOR (80800-1600 KNOT-FT).

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....79-86.
MIN HUMIDITY........9-15 PERCENT.
WIND (20 FT)........WEST WINDS 6 TO 8 MPH. GUSTS UP TO 15 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......6100 FT AGL INCREASING TO 12000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 14 MPH.
SMOKE DISPERSAL.....EXCELLENT (63400-168600 KNOT-FT).

$$
FORECASTER...CLAYCOMB
REQUESTED BY...DENNIS STRANGE
TYPE OF REQUEST...WILDFIRE
.TAG 20120807.FERRI.01/CYS