FNUS75 KCYS 192236
FWSCYS

SPOT FORECAST FOR DRY GULCH...ALBANY COUNTY
NATIONAL WEATHER SERVICE CHEYENNE WY
436 PM MDT SUN SEP 19 2010

FORECAST IS BASED ON REQUEST TIME OF 1612 MDT ON SEPTEMBER 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT UNTIL 7 PM MDT THIS EVENING...
...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

.DISCUSSION...
VERY WARM...DRY AND WINDY CONDITIONS WILL CONTINUE OVER THE FIRE
SITE THROUGH SUNSET AND AGAIN ON MONDAY. A RED FLAG WARNING IS
IN EFFECT UNTIL 7 PM AND A FIRE WEATHER WATCH IS IN EFFECT FROM
LATE MORNING MONDAY THROUGH EARLY MONDAY EVENING.  THE CRITICAL
FIRE WEATHER CONDITIONS ARE AHEAD OF A PACIFIC STORM SYSTEM AND
ASSOCIATED COLD FRONT. THAT FRONT WILL MOVE ACROSS THE FIRE
SITE AROUND 6 PM MONDAY. EVEN THOUGH THE WINDS WILL DIMINISH EARLY
THIS EVENING...RELATIVE HUMIDITY RECOVERIES WILL BE FAIR TO POOR
TONIGHT OVER THE FIRE SITE AND TEMPERATURES MILD FOR THIS TIME
OF YEAR.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........42 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 18 TO 22 MPH THIS EVENING WITH
                    GUSTS TO 35 MPH. WINDS BECOMING SOUTH TO
                    SOUTHEAST AROUND 10 MPH BY 8 PM.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......4900 FT AGL DECREASING TO 900 FT AGL BY
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 22 MPH IN THE EVENING...THEN
                    SOUTH 12 MPH.
SMOKE DISPERSAL.....VERY GOOD BECOMING POOR BY MIDNIGHT.
                    (70000-2500 KNOT-FT).

.MONDAY...

SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
MAX TEMPERATURE.....AROUND 76.
MIN HUMIDITY........13 PERCENT.
WIND (20 FT)........BREEZY. SOUTH WINDS 12 TO 15 MPH BECOMING
                    SOUTHWEST 22 TO 26 MPH BY MID MORNING WITH
                    GUSTS TO 45 MPH BY LATE MORNING.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3500 FT AGL INCREASING TO 10700 FT AGL BY THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 32 MPH.
SMOKE DISPERSAL.....FAIR BECOMING EXCELLENT.
                    (9000-345000 KNOT-FT).

$$
FORECASTER...WEILAND
REQUESTED BY...BRANDON BONENBERGER
TYPE OF REQUEST...WILDFIRE
.TAG 20100919.DRYGU.02/CYS