FNUS73 KUNR 261801
FWSUNR

SPOT FORECAST FOR MORU PILES...NATIONAL PARK SERVICE
NATIONAL WEATHER SERVICE RAPID CITY SD
1101 AM MST THU JAN 26 2012

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON JANUARY 27.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
A COLD FRONT WILL MOVE THROUGH WESTERN SOUTH DAKOTA TONIGHT...TIGHTENING
THE PRESSURE GRADIENT AND INCREASING WINDS TONIGHT AND FRIDAY.
EVEN WITH A SHELTERED LOCATION...WINDS MAY BECOME GUSTY DURING THE
DAY FRIDAY. CLOUDIER SKIES AND SNOW SHOWERS MAY ACCOMPANY THIS
FRONT. STRONG AND ERRATIC WIND GUSTS ARE POSSIBLE NEAR ANY
SHOWERS...ESPECIALLY FRIDAY MORNING. CLEARING SKIES ARE EXPECTED FRIDAY
EVENING...HOWEVER A WEAK DISTURBANCE WILL BRING CLOUDS BACK INTO
THE AREA SATURDAY.

.FRIDAY...

SKY/WEATHER.........BECOMING PARTLY CLOUDY. SLIGHT CHANCE OF SNOW
                    SHOWERS IN THE MORNING.
TEMPERATURE.........MAX 25 TO 30.
RH..................MIN AROUND 40 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 7 TO 15 MPH.
CWR.................10 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......7000 TO 8000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 40 TO 50 MPH.
SMOKE DISPERSAL.....EXCELLENT.

.FRIDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
TEMPERATURE.........MIN AROUND 15.
RH..................MAX AROUND 60 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 12 MPH.
CWR.................0 PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......100 TO 500 FT AGL.
TRANSPORT WINDS.....WEST 25 TO 35 MPH.
SMOKE DISPERSAL.....FAIR.

.SATURDAY...

SKY/WEATHER.........PARTLY CLOUDY BECOMING CLOUDY.
TEMPERATURE.........MAX 25 TO 30.
RH..................MIN 40 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 7 TO 15 MPH.
CWR.................0 PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......7000 TO 8000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 35 TO 45 MPH.
SMOKE DISPERSAL.....EXCELLENT.

$$
FORECASTER...KE
REQUESTED BY...LEE DUEKER
TYPE OF REQUEST...PRESCRIBED
.TAG 20120127.MORUP.01/UNR