FNUS73 KUNR 271514
FWSUNR

SPOT FORECAST FOR WIND CAVE PILES...NPS
NATIONAL WEATHER SERVICE RAPID CITY SD
814 AM MST TUE JAN 27 2009

FORECAST IS BASED ON IGNITION TIME OF 1030 MST ON JANUARY 27.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...WARMER TEMPERATURES AND DRY CONDITIONS ARE EXPECTED
TODAY AS A WEAK UPPER LEVEL RIDGE PASSES OVER THE AREA. WITH WARMER
AIR MOVING IN ALOFT...MIXING HEIGHTS ARE EXPECTED TO REMAIN
LOW...WITH POOR SMOKE DISPERSAL. A COLD FRONT WILL MOVE THROUGH
TONIGHT...WITH WINDS SWITCHING TO THE NORTHWEST. THE WINDS WILL INCREASE
AND BECOME GUSTY ON WEDNESDAY.

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY.
TEMPERATURE.........11 AT IGNITION...MAX 22.
RH..................57 PERCENT AT IGNITION...MIN 45 PERCENT.
WIND (20 FT)........SOUTHWEST AT 6 TO 14 MPH.
CWR.................0.
HAINES INDEX........2 IN THE MORNING...INCREASING TO 4 BY LATE
                    AFTERNOON.
MIXING HEIGHT.......INCREASING TO 1200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 12 TO 17 MPH BECOMING WEST AT
                    16 TO 22 IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
TEMPERATURE.........MIN 13.
RH..................MAX 80 PERCENT.
WIND (20 FT)........WEST WINDS 14 TO 18 MPH BECOMING NORTHWEST
                    AFTER MIDNIGHT.
CWR.................0.
HAINES INDEX........3 IN THE EARLY EVENING DECREASING TO 2 BY
                    LATE EVENING.
MIXING HEIGHT.......200 TO 700 FT AGL.
TRANSPORT WINDS.....WEST AT 15 TO 20 MPH
SMOKE DISPERSAL.....POOR.

.WEDNESDAY...
SKY/WEATHER.........MOSTLY CLOUDY AND BREEZY.
TEMPERATURE.........MAX 34.
RH..................MIN 49 PERCENT.
WIND (20 FT)........NORTHWEST WINDS OF 15 TO 25 MPH. GUSTS
                    TO 35 MPH.
CWR.................0.
HAINES INDEX........2.
MIXING HEIGHT.......3000 FT AGL
TRANSPORT WINDS.....NORTHWEST AT 35 TO 45 MPH.
SMOKE DISPERSAL.....VERY GOOD.

$$
FORECASTER...JS
REQUESTED BY...JASON DEVCICH
TYPE OF REQUEST...PRESCRIBED
.TAG 20090127.WINDC.01/UNR