FNUS73 KDMX 131437 FWSDMX SPOT FORECAST FOR NURSERY PILE...IOWA DNR FIRE NATIONAL WEATHER SERVICE DES MOINES IA 937 AM CDT TUE OCT 13 2009 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON OCTOBER 13. 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... SURFACE HIGH PRESSURE PRESENTLY IN PLACE WILL GIVE WAY TO AN APPROACHING STORM SYSTEM FROM THE WEST. ANOTHER STORM SYSTEM WILL AFFECT OUR AREA LATER THIS WEEK. CLOUDS AND HUMIDITY WILL INCREASE TODAY AS THE SYSTEM APPROACHES. THERE WILL BE CHANCES FOR RAIN...WITH A RAIN AND SNOW MIX...AT NIGHT THROUGH FRIDAY. THE BEST CHANCES FOR PRECIPITATION WILL BE TONIGHT AND WEDNESDAY MORNING. .TODAY... SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....AROUND 45. MIN HUMIDITY........51 PERCENT. EYE LEVEL WINDS.....NORTH WINDS AROUND 5 MPH EARLY IN THE MORNING BECOMING LIGHT...THEN BECOMING EAST 6 TO 8 MPH EARLY IN THE MORNING. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2400 FT AGL INCREASING TO 3400 FT AGL LATE IN THE MORNING. MIXING WINDS........EAST 6 TO 14 MPH. SMOKE DISPERSAL.....GOOD (40300 KNOT-FT). TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........47 58 63 65 69 71 66 57 WEATHER COV..... WEATHER TYPE.... TEMP............38 40 42 43 44 44 44 43 RH..............64 59 53 51 51 51 51 55 EYE LVL WND DIR.E E E E E E E E EYE LVL WND SPD.5 6 6 6 6 6 6 5 EYE LVL WND GST.10 10 10 10 15 15 10 10 MIX HGT (KFT)...2.4 2.9 3.4 3.4 3.4 3.4 3.2 3.1 MIXNG WIND DIR..E E E E E E E E MIXNG WIND SPD..14 14 13 13 14 14 14 14 HAINES INDEX....4 4 4 4 4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF RAIN THROUGH MIDNIGHT...THEN RAIN LIKELY AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 34. MAX HUMIDITY........89 PERCENT. EYE LEVEL WINDS.....NORTHEAST WINDS 6 TO 8 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3000 FT AGL. MIXING WINDS........EAST 10 TO 18 MPH. SMOKE DISPERSAL.....GOOD (36400 KNOT-FT). TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........52 63 73 92 98 99 WEATHER COV.....CHANCE CHANCE CHANCE LIKELY LIKELY LIKELY WEATHER TYPE....RAIN RAIN RAIN RAIN RAIN RAIN TEMP............41 39 38 37 36 36 RH..............59 70 76 82 85 82 EYE LEVEL WIND..E 5 E 6 E 6 NE 5 NE 6 NE 6 EYE LEVEL WIND..10 15 10 10 15 MIX HGT (FT)....3000 2300 1900 1900 1700 1500 MIXNG WIND......E 14 E 17 E 16 E 10 E 12 E 13 HAINES INDEX....4 4 4 4 3 3 .WEDNESDAY... SKY/WEATHER.........CLOUDY (95-100 PERCENT). CHANCE OF RAIN THROUGH THE DAY. PATCHY DRIZZLE LATE IN THE MORNING. MAX TEMPERATURE.....AROUND 44. MIN HUMIDITY........70 PERCENT. EYE LEVEL WINDS.....EAST WINDS 6 TO 8 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3200 FT AGL. MIXING WINDS........SOUTHEAST 12 TO 15 MPH. SMOKE DISPERSAL.....GOOD (41400 KNOT-FT). TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........98 100 100 98 WEATHER COV.....CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....RAIN RAIN RAIN RAIN TEMP............35 38 42 43 RH..............85 82 76 73 EYE LEVEL WIND..E 5G10 E 5G10 E 6G15 E 6G15 MIX HGT (FT)....1300 1800 3200 3200 MIXNG WIND......E 12 E 14 SE 15 SE 12 HAINES INDEX....3 2 2 3 $$ FORECASTER...ZOGG REQUESTED BY...RYAN SCHLATER TYPE OF REQUEST...PRESCRIBED .TAG 20091013.NURSE.01/DMX