FNUS73 KDMX 021539 FWSDMX SPOT FORECAST FOR ROCK CREEK WMA...IOWA DNR NATIONAL WEATHER SERVICE DES MOINES IA 1039 AM CDT MON APR 2 2012 FORECAST IS BASED ON IGNITION TIME OF 1230 CDT ON APRIL 02. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. AN INITIAL OBSERVATION AT IGNITION AND A MID BURN OBSERVATION ARE REQUIRED... PLEASE RELAY THEM TO THE NATIONAL WEATHER SERVICE FOR EACH PRESCRIBED BURN. .DISCUSSION... CONDITIONS SHOULD REMAIN DRY INTO THE EVENING WITH SOUTH TO SOUTHEAST SURFACE WINDS. A COLD FRONT WILL PASS THROUGH THE AREA TONIGHT WITH WINDS SHIFTING TO THE NORTHWEST LATE. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). PATCHY FOG EARLY IN THE MORNING. TEMPERATURE.........73 AT IGNITION...MAX 79. RH..................61 PERCENT AT IGNITION...MIN 56 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 14 TO 18 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2200 FT AGL INCREASING TO 3400 FT AGL IN THE AFTERNOON...THEN DECREASING TO 1300 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTH 17 TO 23 MPH. SMOKE DISPERSAL.....FAIR (15000 KNOT-FT) THIS MORNING INCREASING TO EXCELLENT (64300 KNOT-FT) BY THIS AFTERNOON. WIND (20 FT)........WINDS SOUTHEAST AT 17 MPH AT IGNITION...OTHERWISE SOUTH WINDS 14 TO 18 MPH. TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........20 21 21 23 24 25 26 WEATHER COV..... WEATHER TYPE.... TSTM COV........ TEMP............70 73 75 76 78 77 76 RH..............61 59 58 58 56 60 62 20 FT WIND DIR..SE SE SE S S S S 20 FT WIND SPD..17 17 18 18 18 16 14 20 FT WIND GUST.25 25 25 25 25 25 20 EYE LVL WND DIR.SE SE SE S S S S EYE LVL WND SPD.12 12 13 13 13 11 10 EYE LVL WND GST.25 25 25 25 25 25 20 MIX HGT (KFT)...2.2 2.6 2.9 3.1 3.4 2.3 1.3 MIXNG WIND DIR..SE SE SE S S S S MIXNG WIND SPD..18 20 21 21 22 23 23 HAINES INDEX....5 5 5 4 4 4 5 $$ FORECASTER...COGIL REQUESTED BY...CASEY TRINE TYPE OF REQUEST...PRESCRIBED .TAG 20120402.ROCKC.01/DMX