FNUS75 KCYS 131429
FWSCYS

SPOT FORECAST FOR ROTHLEUTNER...USDA FOREST SERVICE, MEDICINE BOW/TOUTT-TBNG (DRD)
NATIONAL WEATHER SERVICE CHEYENNE WY
829 AM MDT TUE MAR 13 2012

FORECAST IS BASED ON IGNITION TIME OF 0900 MDT ON MARCH 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
WARM...DRY AND WINDY CONDITIONS WILL CONTINUE TO AFFECT THE BURN
SITE THROUGH THE END OF THE WEEK.  FAST SOUTHWEST WIND FLOW ALOFT
WILL BE OVER THE AREA DURING THAT TIME AND WILL HELP PRODUCE PERIODS
OF MID AND HIGH LEVEL CLOUDS AND DAYTIME GUSTY WINDS.  A SURFACE
TROUGH WILL BE EAST OF THE BURN SITE TODAY.  THEN A COLD FRONT
CURRENTLY OVER THE PACIFIC NORTHWEST WILL MOVE TO JUST NORTH OF THE
BURN SITE LATER TONIGHT.  THE FRONT WILL LIFT NORTHEAST ON
WEDNESDAY.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
MAX TEMPERATURE.....AROUND 71.
MIN HUMIDITY........13 PERCENT.
WIND (20 FT)........WINDY. SOUTHWEST 5 TO 10 MPH...INCREASING TO
                    20 TO 25 MPH BY LATE MORNING WITH GUSTS TO 40
                    MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5100 FT AGL INCREASING TO 10100 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 30 MPH.
SMOKE DISPERSAL.....GOOD BECOMING EXCELLENT BY LATE MORNING
                    (49900-289700 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (25-35 PERCENT).
MIN TEMPERATURE.....AROUND 37.
MAX HUMIDITY........56 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 12 TO 21 MPH WITH GUSTS TO
                    AROUND 35 MPH DECREASING TO 8 TO 12 MPH BY
                    LATE EVENING.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5200 FT AGL DECREASING TO 200 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH IN THE EVENING...THEN
                    10 MPH.
SMOKE DISPERSAL.....EXCELLENT BECOMING POOR BY MIDNIGHT (1900-129100
                    KNOT-FT).

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 66.
MIN HUMIDITY........18 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 12 MPH...INCREASING TO
                    20 TO 25 MPH BY LATE MORNING WITH GUSTS TO 40
                    MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4400 FT AGL INCREASING TO 8800 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 30 MPH.
SMOKE DISPERSAL.....GOOD BECOMING EXCELLENT BY LATE MORNING
                    (51700-156700 KNOT-FT).

$$
FORECASTER...WEILAND
REQUESTED BY...SHAY ROGGE
TYPE OF REQUEST...PRESCRIBED
.TAG 20120314.ROTHL.01/CYS