FNUS73 KDMX 121042 FWSDMX SPOT FORECAST FOR EAGLE LAKE WPA...IA DNR NATIONAL WEATHER SERVICE DES MOINES IA 542 AM CDT TUE APR 12 2011 FORECAST IS BASED ON IGNITION TIME OF 0900 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 OVER IOWA THIS MORNING WILL MOVE EAST AND PASS INTO ILLINOIS BY THIS AFTERNOON. LIGHT AND VARIABLE WINDS WILL BECOME SOUTHERLY AND GRADUALLY INCREASE BY MIDDAY. RELATIVE HUMIDITIES WILL FALL QUICKLY THROUGH THE DAY AS THE DRY AIR HEATS QUICKLY. .TODAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). TEMPERATURE.........47 AT IGNITION...MAX 68. RH..................58 PERCENT AT IGNITION...MIN 26 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2000 FT AGL INCREASING TO 6100 FT AGL. MIXING WINDS........SOUTH 5 TO 14 MPH INCREASING TO AROUND 16 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (38700 KNOT-FT) INCREASING TO GOOD (70100 KNOT-FT) IN THE AFTERNOON. WIND (20 FT)........WINDS SOUTHWEST AT 7 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING SOUTH 5 TO 10 MPH. TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........9 12 15 19 20 21 22 23 24 25 WEATHER COV..... WEATHER TYPE.... TEMP............47 51 55 58 61 63 66 67 66 66 RH..............58 52 43 39 33 31 27 26 27 28 20 FT WIND DIR..SW SW SW SW SW SW S S S S 20 FT WIND SPD..7 8 9 9 10 10 10 10 10 9 20 FT WIND GUST. 10 10 10 15 15 15 15 15 10 MIX HGT (KFT)...0.4 0.4 2.0 3.6 5.2 5.5 5.8 6.1 5.6 5.0 MIXNG WIND DIR..SW SW SW SW SW SW S S S S MIXNG WIND SPD..8 10 12 13 13 13 12 12 14 16 HAINES INDEX....5 5 5 5 5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING MOSTLY CLOUDY (55-65 PERCENT). TEMPERATURE.........MIN 46. RH..................MAX 77 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4500 FT AGL DECREASING TO 1700 FT AGL EARLY IN THE EVENING. MIXING WINDS........SOUTH 8 TO 17 MPH. SMOKE DISPERSAL.....GOOD (67100 KNOT-FT) DECREASING TO POOR (2300 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH. TIME (CDT) 7 PM 10 PM 1 AM 4 AM SKY (%).........26 44 61 68 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............64 57 53 50 RH..............30 43 59 68 20 FT WIND......S 9G10 S 9G10 S 8G10 SW 7 MIX HGT (FT)....4500 300 300 300 MIXNG WIND......S 17 S 9 S 10 S 9 HAINES INDEX....5 5 5 5 $$ FORECASTER...COGIL REQUESTED BY...TODD WALROD TYPE OF REQUEST...PRESCRIBED .TAG 20110412.EAGLE.01/DMX