FNUS73 KDMX 080949 FWSDMX SPOT FORECAST FOR BOBOLINK...USFWS NATIONAL WEATHER SERVICE DES MOINES IA 449 AM CDT THU APR 8 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 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... .TODAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). TEMPERATURE.........45 AT IGNITION...MAX 54. MIN HUMIDITY........55 PERCENT AT IGNITION...MIN 38 PERCENT. WIND (EYE LEVEL)....NORTHWEST WINDS 5 TO 14 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1900 FT AGL INCREASING TO 7100 FT AGL. MIXING WINDS........NORTHWEST 9 TO 18 MPH INCREASING TO 18 TO 21 MPH LATE IN THE MORNING. SMOKE DISPERSAL.....POOR (22600 KNOT-FT) INCREASING TO EXCELLENT (123700 KNOT-FT). TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........36 36 37 34 29 24 19 14 WEATHER COV..... WEATHER TYPE.... TEMP............45 47 50 51 53 54 53 52 RH..............55 51 46 44 39 38 38 39 EYE LVL WND DIR.N N NW NW NW NW NW NW EYE LVL WND SPD.10 10 11 11 10 10 8 6 EYE LVL WND GST.20 25 25 25 25 20 15 15 MIX HGT (KFT)...4.1 5.5 6.9 6.9 7.0 7.1 6.9 6.7 MIXNG WIND DIR..NW NW NW NW NW NW NW NW MIXNG WIND SPD..18 20 21 21 20 18 20 21 HAINES INDEX....4 4 4 4 4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). MIN TEMPERATURE.....35. MAX HUMIDITY........79 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.......6600 FT AGL DECREASING TO 300 FT AGL. MIXING WINDS........NORTHWEST 15 TO 20 MPH BECOMING NORTHEAST 0 TO 8 MPH EARLY IN THE EVENING...THEN SHIFTING TO THE SOUTH 0 TO 5 MPH LATE IN THE EVENING. SMOKE DISPERSAL.....EXCELLENT (111600 KNOT-FT) DECREASING TO POOR (900 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........11 9 6 4 6 8 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............51 46 43 41 39 38 RH..............39 49 55 62 64 70 EYE LEVEL WIND..NW 5 W 3 W 2 W 2 W 2 W 2 EYE LEVEL WIND..10 5 5 5 MIX HGT (FT)....6600 2400 300 300 300 300 MIXNG WIND......NW 20 N 8 NE 0 S 0 S 2 S 3 HAINES INDEX....4 4 4 4 4 4 .FRIDAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). MAX TEMPERATURE.....67. MIN HUMIDITY........33 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH IN THE LATE MORNING AND AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1000 FT AGL INCREASING TO 3800 FT AGL LATE IN THE MORNING...THEN INCREASING TO 6600 FT AGL EARLY IN THE AFTERNOON INCREASING TO 7300 FT AGL LATE IN THE AFTERNOON DECREASING TO 5000 FT AGL DECREASING TO 2700 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTH 5 TO 13 MPH. SMOKE DISPERSAL.....GOOD (66000 KNOT-FT). TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........9 9 9 11 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............37 50 60 66 RH..............79 52 37 33 EYE LEVEL WIND..SW 2 S 3G5 SW 6G10 SW 7G15 MIX HGT (FT)....300 1000 5200 7300 MIXNG WIND......S 5 SW 6 SW 8 SW 10 HAINES INDEX....5 5 4 4 $$ FORECASTER...LEE REQUESTED BY...JAMES KRIZMAN TYPE OF REQUEST...PRESCRIBED .TAG 20100408.BOBOL.01/DMX