FNUS73 KDMX 191358 FWSDMX SPOT FORECAST FOR OTTOSEN POTHOLES...IOWA DNR NATIONAL WEATHER SERVICE DES MOINES IA 858 AM CDT MON APR 19 2010 FORECAST IS BASED ON IGNITION TIME OF 1200 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.........MOSTLY SUNNY (40-50 PERCENT). TEMPERATURE.........62 AT IGNITION...MAX 69. MIN HUMIDITY........33 PERCENT AT IGNITION...MIN 24 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING SOUTH AROUND 5 MPH LATE IN THE AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......900 FT AGL INCREASING TO 9000 FT AGL. MIXING WINDS........SOUTHEAST 3 TO 6 MPH. SMOKE DISPERSAL.....FAIR (39900 KNOT-FT). TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........41 40 41 44 46 48 51 WEATHER COV..... WEATHER TYPE.... TEMP............62 64 65 67 68 67 66 RH..............33 30 28 26 24 26 27 EYE LVL WND DIR.SE SE SE SE SE S S EYE LVL WND SPD.2 2 2 3 3 3 4 EYE LVL WND GST.5 5 5 5 5 5 5 MIX HGT (KFT)...5.5 7.9 8.2 8.6 9.0 8.7 8.4 MIXNG WIND DIR..E E E SE SE SE SE MIXNG WIND SPD..3 3 3 5 5 5 6 HAINES INDEX....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)....SOUTH WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......8100 FT AGL DECREASING TO 300 FT AGL. MIXING WINDS........SOUTHWEST 1 TO 6 MPH. SMOKE DISPERSAL.....FAIR (40500 KNOT-FT). TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........52 53 55 57 58 58 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............64 58 54 51 48 46 RH..............30 40 48 59 65 71 EYE LEVEL WIND..S 4 S 3 S 3 S 2 S 2 S 2 EYE LEVEL WIND..5 5 5 5 MIX HGT (FT)....8100 2900 300 300 300 300 MIXNG WIND......SE 6 SE 6 SE 6 S 5 SW 3 SW 1 HAINES INDEX....5 5 5 5 4 4 .TUESDAY... SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). MAX TEMPERATURE.....69. MIN HUMIDITY........33 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING WEST AROUND 5 MPH LATE IN THE AFTERNOON. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1000 FT AGL INCREASING TO 10200 FT AGL. MIXING WINDS........WEST 1 TO 6 MPH. SMOKE DISPERSAL.....GOOD (51100 KNOT-FT). TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........59 56 52 51 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............45 56 64 68 RH..............73 49 38 33 EYE LEVEL WIND..S 2 S 2G5 S 3G5 W 4G5 MIX HGT (FT)....300 1000 8500 10200 MIXNG WIND......W 1 W 2 W 3 W 6 HAINES INDEX....4 4 4 4 $$ FORECASTER...MOYER REQUESTED BY...DAVE WHITE TYPE OF REQUEST...PRESCRIBED .TAG 20100419.OTTOS.01/DMX