FNUS73 KDMX 191408 FWSDMX SPOT FORECAST FOR ELK CREEK MARSH...IOWA DNR NATIONAL WEATHER SERVICE DES MOINES IA 908 AM CDT MON APR 19 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 19. 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... TODAY SHOULD BE VERY SIMILAR TO WHAT OCCURRED THIS WEEKEND WITH LOW HUMIDITY AND FAIRLY DEEP MIXING DURING PEAK HEATING OF THE AFTERNOON. WINDS WILL BE A TAD STRONGER THAN YESTERDAY BY AFTERNOON...BUT STILL NO BETTER THAN LIGHT SOUTHEASTERLY. .TODAY... SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). TEMPERATURE.........56 AT IGNITION...MAX 67. MIN HUMIDITY........43 PERCENT AT IGNITION...MIN 28 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING SOUTHEAST 5 TO 6 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1400 FT AGL INCREASING TO 7900 FT AGL. MIXING WINDS........SOUTH 3 TO 9 MPH. SMOKE DISPERSAL.....MARGINAL (31800 KNOT-FT). TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........52 49 48 48 49 50 51 52 WEATHER COV..... WEATHER TYPE.... TEMP............56 59 61 63 65 66 65 64 RH..............43 37 33 31 29 28 29 31 EYE LVL WND DIR.SE SE SE SE SE SE SE SE EYE LVL WND SPD.5 5 5 5 5 5 5 4 EYE LVL WND GST.10 10 10 10 5 MIX HGT (KFT)...2.5 3.5 4.5 5.7 6.8 7.9 7.3 6.7 MIXNG WIND DIR..SE SE SE SE S S S S MIXNG WIND SPD..9 9 8 7 5 3 3 3 HAINES INDEX....4 5 5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). MIN TEMPERATURE.....43. MAX HUMIDITY........73 PERCENT. WIND (EYE LEVEL)....SOUTHEAST WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......6100 FT AGL DECREASING TO 500 FT AGL. MIXING WINDS........SOUTH 3 TO 6 MPH. SMOKE DISPERSAL.....POOR (24500 KNOT-FT). TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........52 52 53 54 53 53 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............62 57 53 51 48 47 RH..............33 43 52 61 68 71 EYE LEVEL WIND..SE 4 SE 4 SE 3 S 3 S 3 S 2 EYE LEVEL WIND..5 5 5 5 5 5 MIX HGT (FT)....6100 2500 500 300 300 300 MIXNG WIND......S 5 SE 6 SE 6 S 6 S 5 S 5 HAINES INDEX....5 5 5 5 5 5 .TUESDAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....69. MIN HUMIDITY........33 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING NORTHWEST 5 TO 6 MPH EARLY IN THE AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1100 FT AGL INCREASING TO 3300 FT AGL LATE IN THE MORNING...THEN INCREASING TO 5500 FT AGL LATE IN THE MORNING INCREASING TO 9200 FT AGL EARLY IN THE AFTERNOON INCREASING TO 9900 FT AGL DECREASING TO 7400 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTH AROUND 3 MPH SHIFTING TO THE NORTHWEST 3 TO 9 MPH EARLY IN THE MORNING. SMOKE DISPERSAL.....GOOD (55700 KNOT-FT) INCREASING TO GOOD (69600 KNOT-FT) LATE IN THE AFTERNOON. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........53 50 48 46 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............46 56 64 68 RH..............73 51 38 33 EYE LEVEL WIND..S 2G5 SW 2G5 SW 3G5 W 4G5 MIX HGT (FT)....300 1100 7700 9900 MIXNG WIND......S 3 N 3 NW 5 NW 8 HAINES INDEX....5 5 5 5 $$ FORECASTER...MOYER REQUESTED BY...TODD WALROD TYPE OF REQUEST...PRESCRIBED .TAG 20100419.ELKCR.01/DMX