FNUS73 KUNR 151535
FWSUNR

SPOT FORECAST FOR PINE RIDGE WEST RX...PINE RIDGE AGENCY
NATIONAL WEATHER SERVICE RAPID CITY SD
935 AM MDT THU APR 15 2010

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON APRIL 15.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...DRY CONDITIONS WITH SEASONAL TEMPERATURES ARE EXPECTED
TODAY AND TOMORROW AS AN UPPER LEVEL RIDGE STARTS TO BUILD INTO THE
AREA. A SERIES OF WEAK DISTURBANCES WILL MOVE THROUGH THE AREA THIS
WEEKEND INTO EARLY NEXT WEEK...BRINGING A SLIGHT CHANCE FOR SHOWERS
AND THUNDERSTORMS FROM SATURDAY THROUGH TUESDAY. TEMPERATURES WILL
REMAIN SEASONAL.


.TODAY...

SKY/WEATHER.........SUNNY.
                    TEMPERATURE.........61 AT IGNITION...MAX 65.
                    MIN HUMIDITY........35 PERCENT AT IGNITION...MIN 29 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 13 MPH AT
                    IGNITION...OTHERWISE NORTHWEST WINDS 8 TO 14
                    MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......6200 TO 7200 FT AGL.
TRANSPORT WINDS.....NORTHWEST 14 TO 17 MPH.
SMOKE DISPERSAL.....FAIR INCREASING TO GOOD LATE IN THE MORNING.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....37.
MAX HUMIDITY........79 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 5 TO 13 MPH UNTIL EARLY MORNING
                    BECOMING LIGHT.
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.....NORTHEAST 14 TO 16 MPH.
SMOKE DISPERSAL.....POOR.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....64.
MIN HUMIDITY........31 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 15 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5200 TO 6200 FT AGL.
TRANSPORT WINDS.....EAST 15 TO 23 MPH.
SMOKE DISPERSAL.....FAIR INCREASING TO VERY GOOD IN THE LATE
                    MORNING AND AFTERNOON.

$$
FORECASTER...LC
REQUESTED BY...MICHAEL TWISS
TYPE OF REQUEST...PRESCRIBED
.TAG 20100415.PINER.01/UNR