FNUS73 KDMX 090939 FWSDMX SPOT FORECAST FOR INTERIM...USFWS NATIONAL WEATHER SERVICE DES MOINES IA 439 AM CDT FRI APR 9 2010 FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON APRIL 09. 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.........SUNNY (0-10 PERCENT). TEMPERATURE.........44 AT IGNITION...MAX 68. MIN HUMIDITY........53 PERCENT AT IGNITION...MIN 29 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING SOUTH 5 TO 11 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 6600 FT AGL. MIXING WINDS........SOUTHWEST 5 TO 14 MPH INCREASING TO AROUND 15 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....MARGINAL (36200 KNOT-FT) INCREASING TO GOOD (86100 KNOT-FT) IN THE AFTERNOON. TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........2 4 5 6 7 7 7 8 8 8 WEATHER COV..... WEATHER TYPE.... TEMP............44 49 54 59 63 65 66 67 67 65 RH..............53 46 40 34 31 30 29 29 29 33 EYE LVL WND DIR.S S S S S S S S S S EYE LVL WND SPD.2 4 5 6 8 9 9 8 7 7 EYE LVL WND GST.5 5 10 15 15 20 20 15 15 15 MIX HGT (KFT)...0.7 1.0 2.8 4.6 6.4 6.5 6.6 6.6 5.7 4.9 MIXNG WIND DIR..S S S S SW SW SW SW SW S MIXNG WIND SPD..6 7 8 9 10 13 14 15 15 15 HAINES INDEX....5 5 5 5 5 5 4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). MIN TEMPERATURE.....44. MAX HUMIDITY........68 PERCENT. WIND (EYE LEVEL)....SOUTHWEST WINDS 6 TO 8 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4000 FT AGL DECREASING TO 1500 FT AGL EARLY IN THE EVENING. MIXING WINDS........SOUTHWEST 5 TO 14 MPH. SMOKE DISPERSAL.....FAIR (47700 KNOT-FT). TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........8 12 15 15 16 16 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............64 58 54 52 49 47 RH..............34 42 50 54 61 65 EYE LEVEL WIND..S 6 S 6 S 6 S 6 SW 5 SW 5 EYE LEVEL WIND..15 15 15 10 10 MIX HGT (FT)....4000 1500 300 300 300 300 MIXNG WIND......S 14 S 9 S 8 S 9 SW 8 SW 6 HAINES INDEX....4 4 4 4 4 4 .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). MAX TEMPERATURE.....67. MIN HUMIDITY........42 PERCENT. WIND (EYE LEVEL)....SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE MORNING BECOMING LIGHT...THEN BECOMING EAST 5 TO 6 MPH LATE IN THE MORNING. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2000 FT AGL INCREASING TO 5300 FT AGL. MIXING WINDS........SOUTHWEST 5 TO 8 MPH SHIFTING TO THE SOUTHEAST AROUND 6 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (26700 KNOT-FT). TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........16 28 40 51 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............46 55 62 66 RH..............68 55 46 42 EYE LEVEL WIND..SW 4G5 S 2 E 5G10 NE 5 MIX HGT (FT)....300 1500 2900 5300 MIXNG WIND......SW 5 W 8 W 7 SW 6 HAINES INDEX....4 4 4 4 $$ FORECASTER...LEE REQUESTED BY...JAMES KRIZMAN TYPE OF REQUEST...PRESCRIBED .TAG 20100409.INTER.01/DMX