FNUS73 KUNR 281746
FWSUNR

SPOT FORECAST FOR AMERICAN ELK RX...NPS
NATIONAL WEATHER SERVICE RAPID CITY SD
1146 AM MDT THU OCT 28 2010

FORECAST IS BASED ON IGNITION TIME OF 1155 MDT ON OCTOBER 28.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...AN UPPER LEVEL RIDGE WILL BUILD INTO THE REGION
BRINGING DRY AND WARMER WEATHER THROUGH THE END OF THE WEEK. LOW
MIXING HEIGHTS COMBINED WITH EXPECTED TRANSPORT WINDS WILL RESULT
IN POOR SMOKE DISPERSAL THROUGH FRIDAY.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 56.
MIN HUMIDITY........20 PERCENT.
WIND (20 FT)........SOUTH WINDS 8 TO 16 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....AROUND 29.
MAX HUMIDITY........66 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR.

.FRIDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........25 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 7 TO 13 MPH.
CWR.................0 PERCENT.
LAL.................1.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR.

$$
FORECASTER...EH
REQUESTED BY...AAREN NELLEN
TYPE OF REQUEST...PRESCRIBED
.TAG 20101028.AMERI.01/UNR