FNUS73 KUNR 261530
FWSUNR

SPOT FORECAST FOR IRON LIGHTNING RX...BUREAU OF INDIAN AFFAIRS
NATIONAL WEATHER SERVICE RAPID CITY SD
930 AM MDT MON SEP 26 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON SEPTEMBER 26.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...SUNNY SKIES AND ABOVE AVERAGE TEMPERATURES CAN BE
EXPECTED TODAY. HIGH TEMPERATURES SHOULD RISE INTO THE MID TO
UPPER 70S WITH THE AFTERNOON MINIMUM RELATIVE HUMIDITY FALLING TO
AROUND 30 PERCENT. WINDS SHOULD BECOME EAST TO SOUTHEAST AT 8 TO
12 MPH BY LATE MORNING...AND GO LIGHT AND VARIABLE BY LATE IN THE
AFTERNOON. A WEAK DRY COLD FRONT WILL CROSS THE PRESCRIBED BURN
AREA AROUND 8 PM...SWITCHING WINDS TO THE NORTHWEST AT 8 TO 12
MPH.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 8 TO 12 MPH BECOMING LIGHT AND
                    VARIABLE LATE IN THE AFTERNOON.
CWR.................0 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......3200 TO 4200 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 16 MPH.
SMOKE DISPERSAL.....FAIR.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........71 PERCENT.
WIND (20 FT)........LIGHT AND VARIABLE WINDS BECOMING NORTHWEST
                    8 TO 12 MPH BY MID EVENING.
CWR.................0 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......300 TO 600 FT AGL.
TRANSPORT WINDS.....WEST AROUND 12 MPH.
SMOKE DISPERSAL.....POOR.

$$
FORECASTER...SR
REQUESTED BY...ANTHONY KENNEDY
TYPE OF REQUEST...PRESCRIBED
.TAG 20110926.IRONL.01/UNR