FNUS73 KDMX 071258 FWSDMX SPOT FORECAST FOR BOBOLINK...USFWS NATIONAL WEATHER SERVICE DES MOINES IA 758 AM CDT WED APR 7 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 08. 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... THE STRONG UPPER LEVEL LOW PRESSURE SYSTEM AFFECTING THE STATE TODAY IS EXPECTED TO EXIT THE REGION LATE TONIGHT INTO THURSDAY MORNING AS A RIDGE OF HIGH PRESSURE SLOWLY BUILDS INTO THE REGION. THE PRESSURE GRADIENT ACROSS THE STATE WILL STILL PROVIDE SOME GUSTY NORTHWEST WINDS THROUGHOUT THE DAY...BUT SKIES ARE ANTICIPATED TO BECOME MOSTLY SUNNY. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). TEMPERATURE.........47 AT IGNITION...MAX 56. MIN HUMIDITY........49 PERCENT AT IGNITION...MIN 37 PERCENT. WIND (EYE LEVEL)....NORTHWEST WINDS 7 TO 14 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2300 FT AGL INCREASING TO 7100 FT AGL. MIXING WINDS........NORTHWEST 9 TO 15 MPH INCREASING TO 20 TO 25 MPH EARLY IN THE MORNING. SMOKE DISPERSAL.....GOOD (65400 KNOT-FT) INCREASING TO EXCELLENT (121300 KNOT-FT) IN THE LATE MORNING AND AFTERNOON. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........34 35 36 38 40 41 42 41 38 35 32 29 WEATHER COV..... WEATHER TYPE.... TEMP............36 38 41 44 47 49 51 53 54 55 54 53 RH..............79 73 65 57 49 46 42 39 38 37 38 39 EYE LVL WND DIR.NW NW NW NW NW NW NW NW NW NW NW NW EYE LVL WND SPD.6 6 8 9 10 10 11 11 11 10 9 6 EYE LVL WND GST.10 15 15 20 20 25 25 25 25 25 20 15 MIX HGT (KFT)...0.9 2.3 3.6 5.0 5.4 5.9 6.3 6.6 6.9 7.1 6.9 6.6 MIXNG WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW MIXNG WIND SPD..9 15 21 25 25 22 20 20 20 20 20 20 HAINES INDEX....4 4 4 4 4 4 4 4 4 4 4 4 $$ FORECASTER...PODRAZIK REQUESTED BY...JAMES KRIZMAN TYPE OF REQUEST...PRESCRIBED .TAG 20100408.BOBOL.01/DMX