FNUS73 KMPX 251256 FWSMPX SPOT FORECAST FOR BIOMASS PRAIRIE BURN...SHAKOPEE MDEWAKANTON SIOUX COMMUNITY NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 756 AM CDT MON APR 25 2011 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 25. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... LIGHT WINDS EARLY THIS MORNING WILL GRADUALLY INCREASE FROM THE EAST SOUTHEAST AND THEN NEAR DUE EAST BY IGNITION TIME. THESE WILL REMAIN FROM THE EAST THROUGH THE AFTERNOON. SURFACE SPEEDS WILL REACH UP TO 10 TO 15 MPH. TEMPERATURES WILL MODERATE RAPIDLY THIS MORNING...WITH HUMIDITY DROPPING TO BELOW 45 PERCENT BY IGNITION TIME. RAIN WILL MOVE TO OVER THE BURN SITE OVERNIGHT TONIGHT AND PERSIST MOST OF TUESDAY INTO TUESDAY NIGHT. .TODAY... SKY/WEATHER.........PARTLY SUNNY. TEMPERATURE.........57 AT IGNITION...MAX 64. RH..................42 PERCENT AT IGNITION...MIN 34 PERCENT. WIND (20 FT)........WINDS EAST AT 9 MPH AT IGNITION...INCREASING TO 10 TO 13 MPH BY MID-AFTERNOON. HAINES INDEX........4 OR LOW AT IGNITION...MAX 5. SMOKE DISPERSAL.....POOR TO GOOD (1300-37800) INCREASING TO EXCELLENT (65500-93200) IN THE AFTERNOON. MIXING HEIGHT.......300-1600 FT AGL INCREASING TO 6400-7400 FT AGL. MIXING WINDS........EAST 5 TO 14 MPH INCREASING TO 15 TO 18 MPH IN THE AFTERNOON. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM SKY (%).........PC PC PC PC MC MC MC MC MC MC MC WEATHER COV..... SCH SCH SCH WEATHER TYPE.... RN RN RN TEMP............54 57 60 62 63 64 64 63 62 59 56 RH..............45 42 38 35 35 34 34 35 36 42 47 20 FT WIND DIR..ESE ESE E E E E E E E E E 20 FT WIND SPD..8 9 10 11 11 11 10 7 7 7 7 20 FT WIND GUST. 10 15 15 15 15 15 15 15 15 15 HAINES INDEX....4 4 4 4 4 4 4 4 4 4 4 $$ FORECASTER...FRIEDLEIN REQUESTED BY...SHAWN KELLEY TYPE OF REQUEST...PRESCRIBED .TAG 20110425.BIOMA.01/MPX SKY (%) LEGEND CLR = CLEAR MCR = MOSTLY CLEAR PC = PARTLY CLOUDY MC = MOSTLY CLOUDY CDY = CLOUDY