FNUS73 KUNR 041248
FWSUNR

SPOT FORECAST FOR SUNDANCE RX UNIT 34...SD-BKF
NATIONAL WEATHER SERVICE RAPID CITY SD
648 AM MDT FRI SEP 4 2009

FORECAST IS BASED ON IGNITION TIME OF 0705 MDT ON SEPTEMBER 04.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...
A WEAK TROF OF LOW PRESSURE OVER EASTERN MONTANA WILL MOVE INTO
NORTHEAST WYOMING TODAY. THIS WILL CAUSE THE WINDS TO SHIFT FROM THE
SOUTH TO THE NORTHWEST. WITH SUNNY SKIES...HIGHS WILL BE AROUND 81
WITH MINIMUM RELATIVE HUMIDITY OF 25 TO 28 PERCENT.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........25-28 PERCENT.
WIND (20 FT)........SOUTH WINDS 7 TO 12 MPH SHIFTING TO THE
                    NORTHWEST 5 TO 10 MPH IN THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......AROUND 10000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
SMOKE DISPERSAL.....GOOD.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....AROUND 60.
MAX HUMIDITY........52-58 PERCENT.
WIND (20 FT)........VARIABLE WINDS 3 TO 5 MPH BECOMING
                    SOUTH 13 TO 16 MPH AFTER MIDNIGHT.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......400 TO 900 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.
SMOKE DISPERSAL.....POOR.

.SATURDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 84.
MIN HUMIDITY........20-24 PERCENT.
WIND (20 FT)........SOUTH WINDS 10 TO 14 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......AROUND 10000 FT AGL.
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.
SMOKE DISPERSAL.....VERY GOOD.

$$
FORECASTER...NWS
REQUESTED BY...GREGORY
TYPE OF REQUEST...PRESCRIBED
.TAG 20090904.SUNDA.01/UNR