FNUS73 KDMX 201145 FWSDMX SPOT FORECAST FOR ELK CREEK WMA...USFWS NATIONAL WEATHER SERVICE DES MOINES IA 645 AM CDT TUE APR 20 2010 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 20. 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 BRING LIGHT WINDS AND A FEW HIGH CLOUDS TO THE STATE TODAY AND TONIGHT. WINDS WILL GENERALLY BE SOUTH TO SOUTHWEST THROUGHOUT THE DAY AT AROUND 5 MPH OR LESS. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). TEMPERATURE.........55 AT IGNITION...MAX 70. MIN HUMIDITY........47 PERCENT AT IGNITION...MIN 27 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1000 FT AGL INCREASING TO 10400 FT AGL. MIXING WINDS........SOUTHWEST AROUND 3 MPH SHIFTING TO THE NORTH 3 TO 7 MPH EARLY IN THE MORNING. SMOKE DISPERSAL.....GOOD (58900 KNOT-FT). TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........43 44 45 45 45 44 44 43 43 WEATHER COV..... WEATHER TYPE.... TEMP............55 59 62 64 66 68 69 68 67 RH..............47 40 36 34 32 28 27 28 29 EYE LVL WND DIR.S SW SW W W W NW NW NW EYE LVL WND SPD.2 2 2 2 2 2 2 2 3 EYE LVL WND GST.5 5 5 5 5 5 MIX HGT (KFT)...1.0 3.5 6.0 8.5 9.2 9.8 10 9.9 9.3 MIXNG WIND DIR..N N N N N N N N N MIXNG WIND SPD..3 3 5 5 5 5 5 6 7 HAINES INDEX....5 5 5 5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). MIN TEMPERATURE.....42. MAX HUMIDITY........73 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......8800 FT AGL DECREASING TO 300 FT AGL. MIXING WINDS........NORTH 1 TO 8 MPH. SMOKE DISPERSAL.....GOOD (61500 KNOT-FT) DECREASING TO POOR (1000 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........43 42 40 39 38 37 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............66 58 54 51 48 46 RH..............30 40 48 54 60 68 EYE LEVEL WIND..NW 3 N 2 N 1 W 1 NW 2 N 2 EYE LEVEL WIND..5 5 MIX HGT (FT)....8800 3100 300 300 300 300 MIXNG WIND......N 8 N 6 N 5 N 5 N 2 N 1 HAINES INDEX....5 5 5 5 5 5 .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). MAX TEMPERATURE.....70. MIN HUMIDITY........32 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING NORTHEAST AROUND 5 MPH EARLY IN THE MORNING...THEN BECOMING LIGHT LATE IN THE AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......600 FT AGL INCREASING TO 2900 FT AGL LATE IN THE MORNING...THEN INCREASING TO 5200 FT AGL LATE IN THE MORNING INCREASING TO 8600 FT AGL EARLY IN THE AFTERNOON INCREASING TO 10600 FT AGL DECREASING TO 7400 FT AGL LATE IN THE AFTERNOON DECREASING TO 4200 FT AGL. MIXING WINDS........NORTH 3 TO 9 MPH. SMOKE DISPERSAL.....MARGINAL (33900 KNOT-FT) INCREASING TO GOOD (74200 KNOT-FT) IN THE AFTERNOON. $$ FORECASTER...PODRAZIK REQUESTED BY...ERIK ACKER TYPE OF REQUEST...PRESCRIBED .TAG 20100420.ELKCR.01/DMX