FNUS73 KUNR 200936 FWSUNR SPOT FORECAST FOR CHEYENNE RIVER FIRE NATIONAL WEATHER SERVICE RAPID CITY SD 336 AM MDT SAT AUG 20 2011 IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. SPOT FORECAST FOR CHEYENNE RIVER FIRE...WESTON COUNTY FIRE NATIONAL WEATHER SERVICE RAPID CITY SD 1151 PM MDT FRI AUG 19 2011 FORECAST IS BASED ON REQUEST TIME OF 2322 MDT ON AUGUST 19. IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY. .DISCUSSION...SKIES WILL BE PARTLY TO MOSTLY CLOUDY OVERNIGHT WITH RAIN SHOWER AND THUNDERSTORM PERSISTING THROUGH THE EARLY MORNING HOURS. WINDS WILL REMAIN EAST TO SOUTHEAST AT 6 TO 12 MPH THROUGH MORNING...THEN BECOME LIGHTER BY MID MORNING. SHOWERS AND THUNDERSTORMS WILL REDEVELOP FOR SATURDAY AFTERNOON. .TONIGHT... SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS. MIN TEMPERATURE.....AROUND 56. MAX HUMIDITY........80 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 6 TO 12 MPH. CWR.................10 PERCENT. LAL.................2. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......DECREASING TO 300 TO 600 FT AGL. TRANSPORT WINDS.....EAST AROUND 15 MPH. SMOKE DISPERSAL.....POOR. .SATURDAY... SKY/WEATHER.........PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MAX TEMPERATURE.....AROUND 84. MIN HUMIDITY........30 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 5 TO 8 MPH. CWR.................10 PERCENT. LAL.................2. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......6000 TO 7000 FT AGL. TRANSPORT WINDS.....SOUTHEAST AROUND 8 MPH. SMOKE DISPERSAL.....FAIR. $$ REQUESTED BY...DANIEL TYSDAL REASON FOR REQUEST...WILDFIRE