Suppression Forecast
Issued by NWS Cheyenne, WY

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FNUS75 KCYS 210046
FWSCYS

SPOT FORECAST FOR HOLROYD...BLM CASPER
NATIONAL WEATHER SERVICE CHEYENNE WY
646 PM MDT SUN JUL 20 2014

FORECAST IS BASED ON REQUEST TIME OF 1812 MDT ON JULY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

A WEAK WEATHER DISTURBANCE MOVING OVER THE REGION THIS EVENING
WILL KEEP A SLIGHT CHANCE FOR ISOLATED THUNDERSTORMS FOR THE BURN
SITE THROUGH SHORTLY AFTER SUNSET...WITH A FEW SHOWERS POSSIBLE
THEREAFTER. WINDS WILL REMAIN LIGHT TONIGHT EXCEPT UNDER ANY
THUNDERSTORMS THAT DO MOVE OVER THE BURN SITE. GUSTY AND ERRATIC
UP TO 30 MPH WINDS WILL OCCUR WITH THE STORMS. VERY WARM AND DRY
CONDITIONS WILL RETURN TO THE BURN SITE FOR MONDAY...WITH
SOUTHWEST WINDS INCREASING AFTER 1000. GUSTS UP TO 30 MPH ARE
EXPECTED AFTER NOON THROUGH EARLY EVENING BEFORE DIMINISHING ONCE
AGAIN MONDAY NIGHT.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (40-50 PERCENT). ISOLATED
                    THUNDERSTORMS THROUGH 2100...THEN SLIGHT CHANCE
                    OF LIGHT RAIN SHOWERS THROUGH 0100.
MIN TEMPERATURE.....AROUND 51.
MAX HUMIDITY........69 PERCENT.
WIND (20 FT)........WEST WINDS 4 TO 6 MPH IN THE EVENING BECOMING
                    DOWNSLOPE/DOWNVALLEY 2-4 MPH. GUSTY AND ERRATIC
                    WINDS UP TO 30 MPH WITH ANY THUNDERSTORMS.
CWR.................20 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5200 FT AGL DECREASING TO 100 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 14 MPH.
SMOKE DISPERSAL.....POOR TO EXCELLENT (0-86300 KNOT-FT).

.MONDAY...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........16 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 10 TO 13 MPH AFTER 1000 WITH
                    GUSTS UP TO 20 MPH...INCREASING TO 15 TO 19 MPH
                    WITH GUSTS UP TO 30 MPH AFTER NOON.
CWR.................10 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5600 FT AGL INCREASING TO 11100 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 24 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT (59700-251600 KNOT-FT).

.MONDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........73 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 4 TO 6 MPH IN THE EVENING
                    BECOMING DOWNSLOPE/DOWNVALLEY 2-4 MPH.
CWR.................10 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......8200 FT AGL DECREASING TO 100 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 14 MPH.
SMOKE DISPERSAL.....POOR TO EXCELLENT (0-86300 KNOT-FT).

$$
FORECASTER...MAZUR
REQUESTED BY...DELAY
TYPE OF REQUEST...WILDFIRE
.TAG 20140720.HOLRO.02/CYS





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