FNUS73 KUNR 282241 FWSUNR SPOT FORECAST FOR MYRTLE...USFS NATIONAL WEATHER SERVICE RAPID CITY SD 441 PM MDT SAT JUL 28 2012 FORECAST IS BASED ON REQUEST TIME OF 1629 MDT ON JULY 28. IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY. .DISCUSSION...AN UPPER LEVEL RIDGE OF HIGH PRESSURE WILL REMAIN ACROSS THE REGION THROUGH MUCH OF THE COMING WEEK. THIS WILL RESULT IN ABOVE AVERAGE TEMPERATURES. A SERIES OF WEAK DISTURBANCES WILL CROSS THE AREA RESULTING IN SMALL CHANCES OF THUNDERSTORMS EACH DAY. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THIS EVENING. TEMPERATURE.........MIN 63. RH..................MAX 58 PERCENT. WIND (20 FT)........NORTHEAST WINDS 8 TO 13 MPH SHIFTING TO THE WEST AROUND 5 MPH AFTER MIDNIGHT. CWR.................5 PERCENT DECREASING TO 0 PERCENT AFTER MIDNIGHT. LAL.................2 UNTIL 2400...THEN 1. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......200 TO 700 FT AGL. TRANSPORT WINDS.....WEST 6 TO 13 MPH. SMOKE DISPERSAL.....VERY GOOD DECREASING TO POOR. .SUNDAY... SKY/WEATHER.........PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS. TEMPERATURE.........MAX 90. RH..................MIN 23 PERCENT. WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY BECOMING SOUTHEAST 5 TO 7 MPH IN THE LATE MORNING. CWR.................10 PERCENT. LAL.................2 UNTIL 1200...THEN 3. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......9800 TO 10800 FT AGL. TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH. SMOKE DISPERSAL.....FAIR INCREASING TO VERY GOOD IN THE LATE MORNING AND AFTERNOON. $$ FORECASTER...NWS REQUESTED BY...REBECCA BULLS TYPE OF REQUEST...WILDFIRE .TAG 20120728.MYRTL.01/UNR