FNUS73 KDMX 171310 FWSDMX SPOT FORECAST FOR SANDPIPER HILLS WPA...IOWA DNR NATIONAL WEATHER SERVICE DES MOINES IA 810 AM CDT SAT APR 17 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 17. 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... EXPECT PLENTY OF SUNSHINE TODAY WITH CONDITIONS VERY SIMILAR TO FRIDAY. LOW HUMIDITIES AND DECENT MIXING WILL AGAIN OCCUR DURING PEAK HEATING OF THE AFTERNOON...BUT WITH LOWER WIND GUSTS. .TODAY... SKY/WEATHER.........SUNNY (0-5 PERCENT). TEMPERATURE.........50 AT IGNITION...MAX 62. MIN HUMIDITY........38 PERCENT AT IGNITION...MIN 26 PERCENT. WIND (EYE LEVEL)....NORTH WINDS 6 TO 10 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1800 FT AGL INCREASING TO 5800 FT AGL. MIXING WINDS........NORTHEAST 7 TO 15 MPH SHIFTING TO THE NORTH 13 TO 17 MPH IN THE LATE MORNING AND AFTERNOON. SMOKE DISPERSAL.....GOOD (53300 KNOT-FT) INCREASING TO GOOD (81900 KNOT-FT) IN THE AFTERNOON. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........0 0 0 0 0 0 0 0 WEATHER COV..... WEATHER TYPE.... TEMP............50 53 56 58 60 60 60 59 RH..............38 35 31 29 26 26 26 28 EYE LVL WND DIR.NE N N N N N N N EYE LVL WND SPD.6 6 6 7 8 8 6 5 EYE LVL WND GST.10 10 15 15 15 15 15 MIX HGT (KFT)...3.4 4.2 5.0 5.3 5.6 5.8 5.4 5.0 MIXNG WIND DIR..NE N N N N N N N MIXNG WIND SPD..16 14 13 14 15 16 16 15 HAINES INDEX....5 5 5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........CLEAR (0-10 PERCENT). PATCHY FROST EARLY IN THE MORNING. MIN TEMPERATURE.....32. MAX HUMIDITY........69 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4600 FT AGL DECREASING TO 1700 FT AGL EARLY IN THE EVENING. MIXING WINDS........NORTHWEST 6 TO 14 MPH. SMOKE DISPERSAL.....GOOD (55400 KNOT-FT) DECREASING TO POOR (1500 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........0 0 0 0 3 8 WEATHER COV..... PATCHY WEATHER TYPE....NONE NONE NONE NONE NONE FROST TEMP............58 50 46 43 40 38 RH..............29 41 47 55 62 64 EYE LEVEL WIND..N 3 N 2 NW 2 NW 2 N 2 N 3 EYE LEVEL WIND..5 5 5 5 5 5 MIX HGT (FT)....4600 1700 300 300 300 300 MIXNG WIND......N 14 NW 8 W 6 W 7 W 7 W 6 HAINES INDEX....5 5 5 5 5 5 .SUNDAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....66. MIN HUMIDITY........27 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING NORTHEAST 5 TO 6 MPH IN THE LATE MORNING AND AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......800 FT AGL INCREASING TO 6900 FT AGL. MIXING WINDS........NORTH 6 TO 10 MPH. SMOKE DISPERSAL.....FAIR (45800 KNOT-FT). TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........11 11 10 14 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............36 50 60 64 RH..............69 44 32 28 EYE LEVEL WIND..NE 3G5 N 4G5 N 4G5 N 5 MIX HGT (FT)....300 800 5700 6900 MIXNG WIND......NW 6 N 10 N 9 N 6 HAINES INDEX....5 5 5 5 $$ FORECASTER...LEE REQUESTED BY...TODD WALROD TYPE OF REQUEST...PRESCRIBED .TAG 20100417.SANDP.01/DMX