FNUS75 KCYS 041740 CCA
FWSCYS

SPOT FORECAST FOR FERRIS...BLM...CORRECTED
NATIONAL WEATHER SERVICE CHEYENNE WY
1129 AM MDT SAT AUG 4 2012

FORECAST IS BASED ON IGNITION TIME OF 1125 MDT ON AUGUST 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

MOSTLY SUNNY SKIES AND DRY CONDITIONS WILL PREVAIL FOR THE BURN
SITE THIS WEEKEND. WINDS WILL REMAIN ON THE LIGHTER SIDE AS WELL
WITH A SWITCH TO THE SOUTHEAST AND SOMEWHAT INCREASED SPEEDS EARLY
TONIGHT AS SURFACE HIGH PRESSURE SLIDES SOUTHEAST OF THE AREA. A
LEESIDE PRESSURE TROUGH WILL DEVELOP TOMORROW MORNING...WHICH WILL
SHIFT WINDS OVER THE BURN SITE TO THE SOUTHWEST IN THE
MORNING...WITH STRONGER SPEEDS AND HIGHER GUSTS EXPECTED THROUGH
THE DAY AS A RESULT.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........13 TO 16 PERCENT.
WIND (20 FT)........NORTHWEST 5 TO 9 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 50.
MAX HUMIDITY........52 PERCENT.
WIND (20 FT)........SOUTHWEST 7 TO 11 MPH WITH GUSTS UP TO 15
                    MPH IN THE LATE EVENING BECOMING DOWNSLOPE
                    3 TO 5 MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.SUNDAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........11 TO 14 PERCENT.
WIND (20 FT)........UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 10
                    TO 14 MPH WITH GUSTS UP TO 20 MPH AFTER 1200.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

$$
FORECASTER...MAZUR
REQUESTED BY...KELLY FISCHER
TYPE OF REQUEST...PRESCRIBED
.TAG 20120804.FERRI.01/CYS