FNUS73 KFSD 131430 FWSFSD SPOT FORECAST FOR LAKE HENRY GPA...SD GF&P NATIONAL WEATHER SERVICE SIOUX FALLS SD 930 AM CDT MON APR 13 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WEAK SURFACE RIDGE OVER THE AREA TODAY WILL RESULT IN VARIABLE AND RELATIVELY LIGHT WINDS FOR THIS BURN LOCATION TODAY. MOST AVAILABLE MODEL SOLUTIONS POINTING TO WIND DIRECTION FAVORING EAST AT THE START OF THE BURN...SHIFTING MORE TO THE NORTHEAST THROUGHOUT THE AFTERNOON. SPEEDS STILL GENERALLY LESS THAN 10 MPH THROUGHOUT THE DAY WITH THE PROXIMITY OF THE RIDGE AXIS THOUGH...SO SMOKE DISPERSAL WILL BE FAIR AT BEST. .TODAY... MAX TEMPERATURE.....56-61. MIN HUMIDITY........36 PERCENT. TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY.............MC MC MC MC PC PC PC PC PC WEATHER TYPE.... TEMP (F)........42 44 48 52 56 57 58 59 58 RH (%)..........70 62 54 46 40 38 37 36 37 DEWPOINT (F)....33 32 32 32 32 32 32 32 32 20 FT WIND DIR..SSW S SSE E E ENE ENE NE NE 20 FT WIND SPD..3 2 3 5 6 7 7 7 7 20 FT WIND GUST.5 5 DISPERSAL INDEX.PR PR PR PR FR FR FR FR FR CHC OF PCPN (%).10 10 10 10 0 0 0 0 0 MIX HGT (KFT)...1.3 1.8 2.8 3.9 4.9 5.6 6.2 6.8 6.3 TRANSP WIND DIR.NNW NNW N NE ENE ENE NE NE NE TRANSP WIND SPD.2 3 3 5 5 5 5 3 3 HAINES INDEX....3 3 3 3 3 3 3 3 3 .TONIGHT... MIN TEMPERATURE.....29-34. MAX HUMIDITY........89 PERCENT. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY.............PCLDY MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP (F)........58 54 45 40 37 35 RH (%)..........36 41 56 67 75 82 DEWPOINT (F)....31 31 30 30 30 30 20 FT WIND......NE 7 ENE 6 ESE 6 SE 6 SSE 5 SE 5 DISPERSAL INDEX.FAIR FAIR POOR POOR POOR POOR .TUESDAY... MAX TEMPERATURE.....62-67. MIN HUMIDITY........28 PERCENT. TIME (CDT) 6 AM 9 AM NOON 3 PM SKY.............MCLEAR MCLEAR CLEAR MCLEAR WEATHER TYPE....NONE NONE NONE NONE TEMP (F)........33 41 57 64 RH (%)..........89 67 38 28 DEWPOINT (F)....30 31 32 30 20 FT WIND......SE 5 SE 6 SE 12G15 SE 14G20 DISPERSAL INDEX.POOR POOR GOOD GOOD CHC OF PCPN (%).0 0 0 0 MIX HGT (FT)....300 500 3100 4800 TRANSPORT WIND..SE 2 SE 8 SE 14 ESE 15 HAINES INDEX....3 3 4 4 $$ FORECASTER...JH REQUESTED BY...ANDY GABBERT TYPE OF REQUEST...PRESCRIBED .TAG 20090413.LAKEH.01/FSD