FNUS73 KDMX 112106 FWSDMX SPOT FORECAST FOR ELK CREEK POOL C...IA DNR NATIONAL WEATHER SERVICE DES MOINES IA 406 PM CDT MON APR 11 2011 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 12. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. PLEASE REMEMBER TO SUBMIT A MID BURN OBSERVATION TO THE NATIONAL WEATHER SERVICE FOR EACH PRESCRIBED BURN. .DISCUSSION... HIGH PRESSURE WILL SETTLE ACROSS THE AREA TONIGHT AND BE EAST OF THE REGION ON TUESDAY ALLOWING SOUTH WINDS TO INCREASE DURING THE DAY TO 10 TO 15 MPH. MIN RELATIVE HUMIDITIES WILL APPROACH THE 35% RANGE DURING THE DAY. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). MAX TEMPERATURE.....AROUND 59. MIN HUMIDITY........47 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2700 FT AGL INCREASING TO 5300 FT AGL LATE IN THE MORNING...THEN DECREASING TO 1900 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........NORTHWEST 18 TO 26 MPH SHIFTING TO THE NORTH 25 TO 29 MPH IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (28200 KNOT-FT) INCREASING TO EXCELLENT (127600 KNOT-FT). WIND (20 FT)........NORTHWEST WINDS 15 TO 22 MPH. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........66 59 44 27 20 16 16 15 14 14 10 10 WEATHER COV..... WEATHER TYPE.... TEMP............45 45 48 50 52 54 55 57 57 58 57 57 RH..............82 79 68 61 56 52 47 43 42 40 42 42 20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW N 20 FT WIND SPD..16 15 15 15 16 18 20 21 22 22 21 20 20 FT WIND GUST.20 20 20 20 20 25 25 30 30 30 30 25 MIX HGT (KFT)...1.1 1.4 1.6 1.9 2.7 3.6 4.5 4.8 5.0 5.3 3.6 1.9 MIXNG WIND DIR..NW NW NW NW NW NW NW N N N N N MIXNG WIND SPD..18 18 21 22 24 26 28 29 29 28 28 25 HAINES INDEX....4 4 5 5 5 5 5 5 4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). MIN TEMPERATURE.....AROUND 37. MAX HUMIDITY........85 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300 FT AGL. MIXING WINDS........NORTH 17 TO 23 MPH BECOMING WEST 3 TO 10 MPH EARLY IN THE EVENING. SMOKE DISPERSAL.....POOR (5000 KNOT-FT). WIND (20 FT)........NORTHWEST WINDS 9 TO 17 MPH SHIFTING TO THE WEST 5 TO 7 MPH IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........9 10 9 10 18 19 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............54 49 46 43 41 40 RH..............46 58 65 73 79 79 20 FT WIND......N 17 NW 9 NW 6 W 7 W 6 W 5 20 FT WIND GUST.20 10 10 10 MIX HGT (FT)....300 300 300 300 300 300 MIXNG WIND......N 23 NW 10 NW 5 NW 7 NW 7 W 5 HAINES INDEX....4 4 4 4 4 4 .TUESDAY... SKY/WEATHER.........SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 66. MIN HUMIDITY........34 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2100 FT AGL INCREASING TO 5200 FT AGL LATE IN THE MORNING...THEN DECREASING TO 2100 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTHWEST 2 TO 10 MPH SHIFTING TO THE SOUTH 12 TO 14 MPH EARLY IN THE AFTERNOON. SMOKE DISPERSAL.....GOOD (52400 KNOT-FT). WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 12 MPH. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........16 20 23 26 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............38 50 60 65 RH..............85 56 39 33 20 FT WIND......W 3G5 SW 8G10 SW 10G15 S 12G15 MIX HGT (FT)....300 800 4500 5200 MIXNG WIND......W 2 S 7 SW 10 SW 12 HAINES INDEX....5 5 4 5 $$ FORECASTER...VACHALEK REQUESTED BY...TODD WALROD TYPE OF REQUEST...PRESCRIBED .TAG 20110412.ELKCR.01/DMX