FNUS73 KFSD 241348 FWSFSD SPOT FORECAST FOR LITTLE SIOUX WMA...IOWA DNR NATIONAL WEATHER SERVICE SIOUX FALLS SD 848 AM CDT FRI APR 24 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... MAIN CONCERNS FOR THE BURN WILL BE A STRONG COLD FRONT SLIDING SOUTHWARD THROUGH THE AREA MID MORNING. HOWEVER...IT APPEARS THE BOUNDARY SHOULD BE THROUGH THE BURN AREA BY IGNITION TIME. WINDS WILL INCREASE TO GUSTY NORTHERLY. TEMPERATURES COULD VERY WELL FALL MORE QUICKLY THAN EXPECTED LATE MORNING INTO AFTERNOON...IF FRONT DOES NOT SLOW UP JUST SOUTH OF THE AREA AS EXPECTED. .TODAY... MAX TEMPERATURE.....70-75. MIN HUMIDITY........37 PERCENT. TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY.............PC PC PC PC PC PC PC PC PC WEATHER TYPE.... TEMP (F)........71 74 73 73 72 70 69 69 68 RH (%)..........61 50 40 34 32 33 36 38 41 DEWPOINT (F)....57 54 47 43 41 40 41 42 43 20 FT WIND DIR..SSW SW NW NNW NNW NNW NW NW NNW 20 FT WIND SPD..15 9 13 15 13 14 15 17 20 20 FT WIND GUST.20 15 15 18 15 20 20 25 30 DISPERSAL INDEX.PR PR PR PR PR FR FR FR FR CHC OF PCPN (%).0 0 0 0 10 10 10 20 20 MIX HGT (KFT)...1.1 1.5 1.8 2.1 2.4 2.7 3.0 3.3 2.3 TRANSP WIND DIR.SW SW NW NW N N N N N TRANSP WIND SPD.15 9 14 17 14 17 18 19 22 HAINES INDEX....5 5 5 4 4 4 3 3 3 .TONIGHT... MIN TEMPERATURE.....42-47. MAX HUMIDITY........83 PERCENT. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY.............PCLDY MCLDY MCLDY MCLDY MCLDY MCLDY WEATHER COV..... S CHC CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....NONE TSTORM TSTORM TSTORM TSTORM TSTORM TEMP (F)........65 59 58 56 53 49 RH (%)..........46 54 54 53 58 70 DEWPOINT (F)....43 43 41 39 39 40 20 FT WIND......NNW 21 N 22 N 21 N 18 N 17 N 18 20 FT WIND GUST.30 30 30 25 25 25 DISPERSAL INDEX.FAIR POOR POOR POOR POOR POOR CHC OF PCPN (%).20 30 30 30 60 60 .SATURDAY... MAX TEMPERATURE.....53-58. MIN HUMIDITY........56 PERCENT. TIME (CDT) 6 AM 9 AM NOON 3 PM SKY.............CLOUDY MCLDY MCLDY MCLDY WEATHER COV.....CHANCE CHANCE CHANCE S CHC WEATHER TYPE....TSTORM RNSHWR RNSHWR RNSHWR TEMP (F)........47 48 53 55 RH (%)..........80 75 62 57 DEWPOINT (F)....41 41 40 40 20 FT WIND......N 20G30 N 18G25 NNE 16G25 NNE 15G20 DISPERSAL INDEX.POOR FAIR FAIR FAIR CHC OF PCPN (%).60 50 40 20 MIX HGT (FT)....300 1100 2000 3000 TRANSPORT WIND..N 24 N 21 N 17 N 12 HAINES INDEX....2 2 2 2 $$ FORECASTER...CHAPMAN REQUESTED BY...TJ HERRICK TYPE OF REQUEST...PRESCRIBED .TAG 20090424.LITTL.01/FSD