FNUS73 KUNR 281657
FWSUNR

SPOT FORECAST FOR SUNDANCE   34...US FOREST SERVICE
NATIONAL WEATHER SERVICE RAPID CITY SD
1057 AM MDT TUE SEP 28 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON SEPTEMBER 28.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...A RIDGE OF HIGH PRESSURE ALOFT WILL KEEP SUNNY SKIES
AND DRY CONDITIONS AROUND FOR THE NEXT SEVERAL DAYS. TODAY WILL BE
THE WARMEST DAY OF THE WEEK WITH HIGH TEMPERATURES IN THE UPPER
70S TO NEAR 80 DEGREES ALONG WITH MINIMUM AFTERNOON RELATIVE
HUMIDITIES AROUND 25 PERCENT. A COLD FRONT WILL CROSS THE AREA
EARLY WEDNESDAY MORNING...SWITCHING WINDS AROUND OUT OF THE
NORTH. WINDS ARE EXPECTED TO BE NORTH 10 TO 20 MPH NEAR RIDGETOP
FOR MUCH OF THE DAY ON WEDNESDAY. TEMPERATURES WILL BE COOLER ON
WEDNESDAY...WITH HIGHS IN THE LOWER 60S.

.TODAY...

SKY/WEATHER.........SUNNY.
TEMPERATURE.........71 AT IGNITION...MAX 79.
RH..................36 PERCENT AT IGNITION...MIN 25 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 5 TO 10 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......5000 TO 6000 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 20 MPH.
SMOKE DISPERSAL.....GOOD.

.TONIGHT...

SKY/WEATHER.........CLEAR.
TEMPERATURE.........MIN 46.
RH..................MAX 70 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 8 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......100 TO 400 FT AGL.
TRANSPORT WINDS.....NORTH 8 TO 14 MPH.
SMOKE DISPERSAL.....POOR.

.WEDNESDAY...

SKY/WEATHER.........SUNNY.
TEMPERATURE.........MAX 63.
RH..................MIN 30 PERCENT.
WIND (20 FT)........NORTH WINDS 10 TO 20 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4500 TO 5500 FT AGL.
TRANSPORT WINDS.....NORTH 15 TO 25 MPH DECREASING TO AROUND 15 MPH
                    LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....VERY GOOD.

$$
FORECASTER...SR
REQUESTED BY...BKF E 611
TYPE OF REQUEST...PRESCRIBED
.TAG 20100928.SUNDA.01/UNR