FNUS73 KDMX 021206 FWSDMX SPOT FORECAST FOR INTERIM RX...U.S. FISH & WILDLIFE NATIONAL WEATHER SERVICE DES MOINES IA 706 AM CDT MON MAY 2 2011 FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON MAY 02. 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... VERY LOW RELATIVE HUMIDITY VALUES WILL BE IN PLACE ONCE AGAIN...DROPPING INTO THE 20S BY THIS AFTERNOON. BREEZY WEST TO NORTHWEST WINDS OF 10 TO 20 MPH WILL BE COMMON. HIGH MIXING HEIGHTS AND ADEQUATE TRANSPORT WINDS WILL LEAD TO EXCELLENT SMOKE DISPERSION. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 60. MIN HUMIDITY........26 PERCENT. EYE LEVEL WINDS.....NORTHWEST WINDS 8 TO 13 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1700 FT AGL INCREASING TO 7300 FT AGL. MIXING WINDS........NORTHWEST 6 TO 15 MPH INCREASING TO 16 TO 17 MPH IN THE AFTERNOON. SMOKE DISPERSAL.....GOOD (69400 KNOT-FT) INCREASING TO EXCELLENT (111500 KNOT-FT) IN THE AFTERNOON. WIND (20 FT)........NORTHWEST WINDS 11 TO 16 MPH. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........19 22 28 31 32 33 33 32 31 WEATHER COV..... WEATHER TYPE.... TEMP............49 53 55 56 57 58 59 59 59 RH..............44 36 32 30 29 27 26 26 26 20 FT WIND DIR..NW NW NW NW NW NW W NW NW 20 FT WIND SPD..12 12 12 12 13 14 14 14 13 20 FT WIND GUST.15 15 15 15 15 20 20 20 15 EYE LVL WND DIR.NW NW NW NW NW NW W NW NW EYE LVL WND SPD.9 9 9 9 9 10 10 10 9 EYE LVL WND GST.15 15 15 15 15 20 20 20 15 MIX HGT (KFT)...4.7 5.3 5.8 6.4 6.7 6.9 7.2 7.2 7.3 MIXNG WIND DIR..N NW NW NW NW NW NW NW NW MIXNG WIND SPD..10 12 14 15 16 16 16 17 17 HAINES INDEX....5 5 4 4 4 4 4 4 4 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). PATCHY FROST EARLY IN THE MORNING. MIN TEMPERATURE.....AROUND 33. MAX HUMIDITY........72 PERCENT. EYE LEVEL WINDS.....NORTH WINDS 5 TO 10 MPH UNTIL EARLY MORNING BECOMING LIGHT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......7300 FT AGL DECREASING TO 500 FT AGL. MIXING WINDS........NORTHWEST 8 TO 17 MPH DECREASING TO 3 TO 7 MPH IN THE LATE EVENING AND OVERNIGHT. SMOKE DISPERSAL.....EXCELLENT (109300 KNOT-FT) DECREASING TO POOR (3000 KNOT-FT) IN THE LATE EVENING AND OVERNIGHT. WIND (20 FT)........NORTH WINDS 8 TO 12 MPH UNTIL EARLY MORNING BECOMING LIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........30 41 46 50 45 39 WEATHER COV..... PATCHY WEATHER TYPE....NONE NONE NONE NONE NONE FROST TEMP............56 49 44 41 38 36 RH..............29 39 49 57 62 67 20 FT WIND......NW 12 NW 7 N 6 N 6 N 5 NW 3 20 FT WIND GUST.15 5 EYE LEVEL WIND..NW 9 NW 5 N 4 N 4 N 4 NW 2 EYE LEVEL WIND..15 5 5 5 5 MIX HGT (FT)....7300 2600 300 500 500 500 MIXNG WIND......NW 17 NW 12 N 7 N 7 NW 6 NW 3 HAINES INDEX....4 4 4 4 4 4 .TUESDAY... SKY/WEATHER.........SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 59. MIN HUMIDITY........27 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING NORTHWEST 6 TO 10 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2300 FT AGL INCREASING TO 9100 FT AGL. MIXING WINDS........NORTHWEST 5 TO 14 MPH SHIFTING TO THE NORTH 16 TO 20 MPH IN THE LATE MORNING AND AFTERNOON. SMOKE DISPERSAL.....GOOD (50500 KNOT-FT) INCREASING TO EXCELLENT (127600 KNOT-FT) IN THE LATE MORNING AND AFTERNOON. WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 8 TO 12 MPH. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........35 31 26 19 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............36 47 54 58 RH..............69 45 32 27 20 FT WIND......NW 3G5 NW 9G10 N 10G15 NW 10G15 EYE LEVEL WIND..NW 2G5 NW 6G10 N 7G15 NW 7G15 MIX HGT (FT)....500 5900 8100 9100 MIXNG WIND......NW 5 N 18 N 17 NW 16 HAINES INDEX....4 4 4 4 $$ FORECASTER...DONAVON REQUESTED BY...JIM KRIZMAN TYPE OF REQUEST...PRESCRIBED .TAG 20110502.INTER.01/DMX