FNUS73 KDMX 081349 FWSDMX SPOT FORECAST FOR HARRIER MARSH-ECKSTEIN...IOWA DNR-USFWS NATIONAL WEATHER SERVICE DES MOINES IA 849 AM CDT THU APR 8 2010 FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON APRIL 08. 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 CONTINUE TO BUILD INTO THE REGION TODAY AND PROVIDE MOSTLY SUNNY SKIES WITH DRY CONDITIONS AND BREEZY NORTHWEST WINDS THROUGHOUT THE DAY TODAY. WINDS LOOK TO SHIFT AROUND TO THE SOUTH ON FRIDAY AS THE HIGH PRESSURE MOVES EASTWARD. .TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). TEMPERATURE.........51 AT IGNITION...MAX 55. MIN HUMIDITY........42 PERCENT AT IGNITION...MIN 34 PERCENT. WIND (EYE LEVEL)....NORTHWEST WINDS 6 TO 13 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1400 FT AGL INCREASING TO 6800 FT AGL. MIXING WINDS........NORTHWEST 8 TO 16 MPH INCREASING TO 18 TO 20 MPH IN THE LATE MORNING AND AFTERNOON. SMOKE DISPERSAL.....MARGINAL (29300 KNOT-FT) INCREASING TO EXCELLENT (116200 KNOT-FT). TIME (CDT) 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........29 27 22 18 13 8 WEATHER COV..... WEATHER TYPE.... TEMP............51 52 54 55 53 52 RH..............42 39 36 34 36 36 EYE LVL WND DIR.N NW NW NW NW NW EYE LVL WND SPD.10 10 10 10 8 7 EYE LVL WND GST.25 25 20 20 15 15 MIX HGT (KFT)...6.7 6.8 6.8 6.8 6.6 6.4 MIXNG WIND DIR..NW NW NW NW NW NW MIXNG WIND SPD..20 20 18 18 20 20 HAINES INDEX....4 4 4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). MIN TEMPERATURE.....32. MAX HUMIDITY........89 PERCENT. WIND (EYE LEVEL)....NORTHWEST WINDS 6 TO 7 MPH EARLY IN THE EVENING BECOMING LIGHT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......6200 FT AGL DECREASING TO 2200 FT AGL. MIXING WINDS........NORTHWEST 14 TO 18 MPH BECOMING NORTHEAST 2 TO 8 MPH EARLY IN THE EVENING...THEN SHIFTING TO THE SOUTH 1 TO 5 MPH LATE IN THE EVENING. SMOKE DISPERSAL.....EXCELLENT (99900 KNOT-FT) DECREASING TO POOR (1000 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM SKY (%).........6 6 6 6 6 6 6 7 9 11 12 14 WEATHER COV..... WEATHER TYPE.... TEMP............51 48 45 43 42 41 39 38 37 36 35 35 RH..............37 44 49 55 57 59 64 67 69 71 77 82 EYE LVL WND DIR.NW NW NW NW NW NW NW W W SW SW S EYE LVL WND SPD.6 5 3 2 2 2 2 2 1 1 1 2 EYE LVL WND GST.10 5 5 MIX HGT (KFT)...6.2 4.2 2.2 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 MIXNG WIND DIR..NW NW N N NE SE S S SE SE S S MIXNG WIND SPD..18 14 8 3 2 1 2 3 3 5 5 5 HAINES INDEX....4 4 4 4 4 4 4 4 5 5 5 5 .FRIDAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). MAX TEMPERATURE.....67. MIN HUMIDITY........34 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING SOUTH 5 TO 10 MPH EARLY IN THE MORNING. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1900 FT AGL INCREASING TO 5200 FT AGL LATE IN THE MORNING...THEN INCREASING TO 6200 FT AGL IN THE AFTERNOON DECREASING TO 2500 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTH 5 TO 14 MPH INCREASING TO AROUND 15 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....GOOD (62200 KNOT-FT). TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........15 12 8 10 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............34 48 60 65 RH..............89 56 40 34 EYE LEVEL WIND..S 2G5 S 5 S 7G15 S 8G15 MIX HGT (FT)....300 300 5200 6200 MIXNG WIND......S 5 S 8 SW 9 S 12 HAINES INDEX....5 4 4 4 $$ FORECASTER...PODRAZIK REQUESTED BY...SAYLORVILLE UNIT TYPE OF REQUEST...PRESCRIBED .TAG 20100408.HARRI.01/DMX