FNUS73 KUNR 021836
FWSUNR

SPOT FORECAST FOR RIFLE PIT RX...USFS
NATIONAL WEATHER SERVICE RAPID CITY SD
1236 PM MDT SAT OCT 2 2010

FORECAST IS BASED ON IGNITION TIME OF 0800 MDT ON OCTOBER 03.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
LOW PRESSURE DEVELOPING ACROSS THE NORTHERN ROCKIES WILL RESULT IN GUSTY
RIDGE TOP LEVEL WINDS TODAY. AS THE LOW MOVES CLOSER TONIGHT...WINDS
WILL DECREASE. FOR SUNDAY...WINDS WILL BE LIGHT AND VARIABLE AND WILL
BECOME TERRAIN DOMINATED BY LATE MORNING. TRANSPORT WINDS IN THE MIXED
LAYER WILL BE LIGHT...RESULTING IN POOR SMOKE DISPERSAL.

.REST OF TODAY...

SKY/WEATHER.........SUNNY.
TEMPERATURE.........MAX 62-64.
RH..................MIN 35 TO 40 PERCENT.
WIND (20 FT)........SOUTH WINDS 6 TO 12 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2600 TO 3600 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.
SMOKE DISPERSAL.....FAIR.

.TONIGHT...

SKY/WEATHER.........CLEAR.
TEMPERATURE.........MIN 40-43.
RH..................MAX 70-75 PERCENT.
WIND (20 FT)........SOUTH WINDS 3 TO 7 MPH BECOMING DOWNSLOPE/DOWNVALLEY.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......200 TO 700 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 8 TO 13 MPH.
SMOKE DISPERSAL.....POOR.

.SUNDAY...

SKY/WEATHER.........SUNNY.
TEMPERATURE.........48-50 AT IGNITION...MAX 71-73.
RH..................AROUND 55 PERCENT AT IGNITION...MIN AROUND 25 PERCENT.
WIND (20 FT)........VARIABLE WINDS 3 TO 7 MPH BECOMING UPSLOPE/UPVALLEY
                    BY LATE MORNING.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4400 TO 5400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 8 MPH.
SMOKE DISPERSAL.....POOR.

$$
FORECASTER...NWS
REQUESTED BY...PLOSEK
TYPE OF REQUEST...PRESCRIBED
.TAG 20101003.RIFLE.01/UNR