FNUS73 KUNR 181949 FWSUNR SPOT FORECAST FOR AMERICAN ELK RX...NATIONAL PARK SERVICE NATIONAL WEATHER SERVICE RAPID CITY SD 149 PM MDT MON OCT 18 2010 FORECAST IS BASED ON IGNITION TIME OF 1500 MDT ON OCTOBER 18. IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY. .DISCUSSION...HIGH PRESSURE WILL BRING SUNNY SKIES AND MILD TEMPERATURES TO THE REGION FOR THE NEXT SEVERAL DAYS. TONIGHT WILL BE CLEAR AND COOL WITH EXCELLENT RELATIVE HUMIDITY RECOVERY. LOW TEMPERATURES WILL BE NEAR 30 WITH LIGHT WINDS. TUESDAY WILL SEE HIGHS AROUND 60 WITH NORTHWEST WINDS INCREASING TO 10 TO 15 MPH IN THE AFTERNOON. MINIMUM RELATIVE HUMIDITIES WILL BE 20 TO 25 PERCENT WITH MIXING HEIGHTS INCREASING TO AROUND 5300 FT AGL. SMOKE DISPERSAL WILL BE GOOD BY TUESDAY AFTERNOON. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. TEMPERATURE.........MIN 30. RH..................MAX 85 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 7 MPH AFTER MIDNIGHT. CWR.................0 PERCENT. LAL.................1. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......200 TO 700 FT AGL. TRANSPORT WINDS.....SOUTHEAST 3 TO 5 MPH SHIFTING TO THE WEST 2 TO 7 MPH LATE IN THE EVENING. SMOKE DISPERSAL.....POOR. .TUESDAY... SKY/WEATHER.........SUNNY. TEMPERATURE.........MAX 62. RH..................MIN 24 PERCENT. WIND (20 FT)........NORTHWEST WINDS 7 TO 13 MPH. CWR.................0 PERCENT. LAL.................1. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4700 TO 5700 FT AGL. TRANSPORT WINDS.....NORTHWEST 8 TO 16 MPH INCREASING TO 15 TO 20 MPH LATE IN THE MORNING. SMOKE DISPERSAL.....POOR INCREASING TO GOOD LATE IN THE MORNING...THEN DECREASING TO POOR LATE IN THE AFTERNOON. $$ FORECASTER...LC REQUESTED BY...DAN SWANSON TYPE OF REQUEST...PRESCRIBED .TAG 20101018.AMERI.01/UNR