FNUS75 KCYS 170138 CCA
FWSCYS

SPOT FORECAST FOR HELLS GAP...BLM...CORRECTED
NATIONAL WEATHER SERVICE CHEYENNE WY
738 PM MDT SAT JUN 16 2012

FORECAST IS BASED ON REQUEST TIME OF 1903 MDT ON JUNE 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
EAST-SOUTHEAST WINDS WILL CONTINUE AT SPEEDS 5 TO 10 MPH TONIGHT.
THE WIND IS EXPECTED TO SWITCH TO THE SOUTHWEST BY MID MORNING (8
OR 9 AM) THEN TURN TO THE WEST AT SPEEDS OF 20 TO 30 MPH BY
MIDDAY. SOME GUSTS OF 35 TO 40 MPH CAN BE EXPECTED SUNDAY
AFTERNOON. RELATIVE HUMIDITIES TONIGHT WILL ONLY CLIMB TO 60 TO
70 PERCENT OVERNIGHT AND DROP TO AROUND 10 PERCENT SUNDAY
AFTERNOON. NO PRECIPITATION IS EXPECTED AT THIS TIME.



.REST OF TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....AROUND 57.
MAX HUMIDITY........65 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 8 TO 11 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3200 FT AGL DECREASING TO 200 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
SMOKE DISPERSAL.....POOR TO GOOD (2400-44000 KNOT-FT).

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 87.
MIN HUMIDITY........12 PERCENT.
WIND (20 FT)........WEST WINDS 10 TO 19 MPH WITH GUSTS TO AROUND 35
                    MPH INCREASING TO 20 TO 22 MPH WITH GUSTS TO
                    AROUND 40 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5100 FT AGL INCREASING TO 9500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 24 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (54600-244100 KNOT-FT).

$$
FORECASTER...COX
REQUESTED BY...EDDIE HUTTON
TYPE OF REQUEST...WILDFIRE
.TAG 20120616.HELLS.01/CYS