FNUS75 KCYS 191244
FWSCYS

SPOT FORECAST FOR COTTONWOOD FIRE...CRAWFORD FIRE DEPT
NATIONAL WEATHER SERVICE CHEYENNE WY
644 AM MDT TUE JUN 19 2012

FORECAST IS BASED ON REQUEST TIME OF 0636 MDT ON JUNE 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

COLD FRONT HAS MOVED THROUGH THE BURN AREA THIS MORNING AND WILL
CONTINUE MOVING SOUTH. EXPECT NORTH TO NORTHWEST WINDS TO CONTINUE
THROUGH MOST OF THE DAY WITH GRADUALLY INCREASING HUMIDITIES. WINDS
SHIFT MORE TO THE NORTHEAST THIS EVENING WITH GOOD HUMIDITY
RECOVERIES. BY WEDNESDAY MORNING...EXPECT EASTERLY WINDS AND HUMIDITIES
AROUND 70 PERCENT AROUND SUNRISE.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........22 PERCENT.
WIND (20 FT)........NORTH WINDS 13 TO 16 MPH WITH HIGHER GUSTS TO
                    23 MPH AFTER 9 AM...PERSISTING THROUGH THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......3700-5300 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 21 MPH.
SMOKE DISPERSAL.....EXCELLENT (65700-93800 KNOT-FT).

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS.
MIN TEMPERATURE.....AROUND 51.
MAX HUMIDITY........63 PERCENT.
WIND (20 FT)........NORTH WINDS 6 TO 11 MPH. GUSTS UP TO 20 MPH IN
                    THE EVENING...BECOMING EASTERLY AT 10 TO 12 MPH
                    AFTER MIDNIGHT.
CWR.................20 PERCENT.
LAL.................2.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2500 FT AGL DECREASING TO 300 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTH AROUND 12 MPH.
SMOKE DISPERSAL.....GOOD TO POOR (33900-2800 KNOT-FT).

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING
                    MOSTLY SUNNY (25-35 PERCENT).
MAX TEMPERATURE.....AROUND 76.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 7 MPH WITH GUSTS TO
                    15 MPH AFTER 10 AM.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5500 FT AGL INCREASING TO 9900 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTHWEST AROUND 11 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (47800-96500 KNOT-FT).

$$
FORECASTER...CLAYCOMB
REQUESTED BY...BRIAN PRASSER
TYPE OF REQUEST...WILDFIRE
.TAG 20120619.COTTO.01/CYS