FNUS73 KDMX 080439 FWSDMX SPOT FORECAST FOR KELLERTON NORTH...IOWA STATE UNIVERSITY NATIONAL WEATHER SERVICE DES MOINES IA 1139 PM CDT WED APR 7 2010 FORECAST IS BASED ON IGNITION TIME OF 1200 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... THIS FORECAST IS ISSUED FOR A THURSDAY BURN. AN UPDATE WILL BE ISSUED AT 4 AM FOR YOUR CONVENIENCE. HIGH PRESSURE WILL BUILD INTO CENTRAL IOWA BUT WINDS ALOFT WILL BE RATHER STRONG AT 20-25 KTS. .TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). TEMPERATURE.........49 AT IGNITION...MAX 56. MIN HUMIDITY........48 PERCENT AT IGNITION...MIN 35 PERCENT. WIND (EYE LEVEL)....NORTHWEST WINDS 7 TO 12 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2100 FT AGL INCREASING TO 6800 FT AGL. MIXING WINDS........NORTHWEST 10 TO 15 MPH INCREASING TO 20 TO 24 MPH EARLY IN THE MORNING. SMOKE DISPERSAL.....MARGINAL (35900 KNOT-FT) INCREASING TO EXCELLENT (126300 KNOT-FT). TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........24 25 24 23 22 21 20 WEATHER COV..... WEATHER TYPE.... TEMP............49 51 53 54 55 54 54 RH..............48 42 39 36 35 36 35 EYE LVL WND DIR.NW NW NW NW NW NW NW EYE LVL WND SPD.8 9 9 10 9 8 6 EYE LVL WND GST.15 20 20 20 20 15 15 MIX HGT (KFT)...5.4 6.6 6.7 6.8 6.8 6.5 6.3 MIXNG WIND DIR..NW NW NW NW NW NW NW MIXNG WIND SPD..23 22 22 21 21 21 21 HAINES INDEX....4 4 4 4 4 4 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). MIN TEMPERATURE.....35. MAX HUMIDITY........85 PERCENT. WIND (EYE LEVEL)....NORTHWEST WINDS 5 TO 6 MPH EARLY IN THE EVENING BECOMING LIGHT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......6000 FT AGL DECREASING TO 2200 FT AGL EARLY IN THE EVENING. MIXING WINDS........NORTHWEST 15 TO 20 MPH BECOMING SOUTHWEST 3 TO 9 MPH EARLY IN THE EVENING. SMOKE DISPERSAL.....EXCELLENT (101800 KNOT-FT) DECREASING TO POOR (1300 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........19 18 16 14 13 12 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............52 47 44 42 39 38 RH..............38 47 53 57 62 70 EYE LEVEL WIND..NW 5 NW 4 W 2 SW 2 SW 2 SW 2 EYE LEVEL WIND..10 5 5 5 5 MIX HGT (FT)....6000 2200 300 300 300 300 MIXNG WIND......NW 20 W 9 W 3 W 6 W 6 SW 6 HAINES INDEX....5 5 5 5 5 5 .FRIDAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....67. MIN HUMIDITY........34 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING SOUTH 5 TO 10 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......500 FT AGL INCREASING TO 4100 FT AGL LATE IN THE MORNING...THEN INCREASING TO 6200 FT AGL EARLY IN THE AFTERNOON DECREASING TO 4200 FT AGL LATE IN THE AFTERNOON DECREASING TO 2200 FT AGL. MIXING WINDS........SOUTHWEST 6 TO 13 MPH SHIFTING TO THE SOUTH 16 TO 18 MPH IN THE LATE MORNING AND AFTERNOON. SMOKE DISPERSAL.....POOR (4700 KNOT-FT) INCREASING TO GOOD (92700 KNOT-FT). TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........11 13 17 17 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............37 50 60 66 RH..............85 54 41 34 EYE LEVEL WIND..S 3G5 S 5G10 S 7G15 S 8G15 MIX HGT (FT)....300 500 5900 6200 MIXNG WIND......S 6 SW 16 SW 17 SW 17 HAINES INDEX....4 4 5 5 $$ FORECASTER...BOKSA REQUESTED BY...RYAN HARR TYPE OF REQUEST...PRESCRIBED .TAG 20100408.KELLE.01/DMX