FNUS73 KFSD 040953 FWSFSD SPOT FORECAST FOR LAKE ANDES RX...YANKTON AGENCY NATIONAL WEATHER SERVICE SIOUX FALLS SD 353 AM CST WED JAN 4 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... THE WIND WILL LARGELY EXHIBIT A WESTERLY COMPONENT TODAY... POSSIBLY BECOMING A BIT SOUTH OF WEST DURING THE MIDDAY HOURS... THEN A LITTLE NORTH OF WEST BY LATE AFTERNOON. THIS IS DUE TO A WEAK SURFACE TROUGH OF LOW PRESSURE MOVING THROUGH THIS AREA. WITH RESERVOIRS IN THE VICINITY...IT IS POSSIBLE THE SURFACE WINDS MAY BEND A LITTLE MORE TO THE SOUTHWEST DURING MIDDAY THAN FORECAST DUE TO LOCAL TERRAIN. SURFACE WINDS WILL AVERAGE 10 TO 15 MPH THIS AFTERNOON. HOWEVER WITH DRY AIR IN PLACE...A FEW GUSTS UP TO 22 MPH ARE POSSIBLE IN THIS UN-SHELTERED FIRE AS SOME OF THE MIXED LAYER WINDS COME DOWN TO THE SURFACE. SMOKE DISPERSION WILL BE FAIR TO GOOD THIS AFTERNOON. .TODAY... MAX TEMPERATURE.....57-62. MIN HUMIDITY........27 PERCENT. TIME (CST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY COVER.......MCR MCR MCR MCR MCR MCR MCR MCR MCR MCR MCR % SKY COVER.....9 11 13 15 17 19 19 20 20 20 20 WEATHER COV..... WEATHER TYPE.... TEMP............32 31 33 38 45 52 55 58 60 59 53 RH..............72 78 72 62 47 38 34 29 27 28 35 DEWPOINT........24 25 25 26 26 27 27 26 26 26 26 20 FT WIND DIR..W W W W WSW SW WSW W W W WNW 20 FT WIND SPD..13 14 14 13 12 12 12 13 13 12 10 20 FT WIND GUST.15 20 20 15 15 15 15 15 15 15 15 SMOKE DISPERSAL.PR PR PR PR PR PR FR GD GD FR PR CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 MIX HGT (KFT)...0.3 0.3 0.3 0.4 0.6 0.8 1.4 1.9 2.5 1.7 1.0 TRANSP WIND DIR.W W W W W WSW W W WNW WNW W TRANSP WIND SPD.15 15 16 16 17 18 22 25 25 22 16 HAINES INDEX....4 4 4 4 5 5 5 5 5 5 4 .TONIGHT... MIN TEMPERATURE.....29-34. MAX HUMIDITY........75 PERCENT. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR % SKY COVER.....21 19 18 17 13 10 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............46 43 41 38 36 34 RH..............43 51 55 62 67 72 DEWPOINT........25 26 26 26 26 26 20 FT WIND......WNW 9 W 8 W 8 W 9 W 9 W 9 20 FT WIND GUST.10 10 10 10 10 10 SMOKE DISPERSAL.POOR POOR POOR POOR POOR POOR CHC OF PCPN (%).0 0 0 0 0 0 .THURSDAY... MAX TEMPERATURE.....63-68. MIN HUMIDITY........27 PERCENT. TIME (CST) 6 AM 9 AM NOON 3 PM SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR % SKY COVER.....7 13 18 23 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............32 36 57 66 RH..............75 69 35 27 DEWPOINT........25 27 30 31 20 FT WIND......W 8G10 WSW 7 WSW 10G15 W 9G10 SMOKE DISPERSAL.POOR POOR POOR POOR CHC OF PCPN (%).0 0 0 0 MIX HGT (FT)....300 300 800 1900 TRANSPORT WIND..W 9 WSW 8 W 13 W 8 HAINES INDEX....5 5 5 5 WEATHER TYPE ABBREVIATIONS 1) T = THUNDERSTORMS 2) R = RAIN 3) RW = RAIN SHOWERS 4) L = DRIZZLE 5) ZR = FREEZING RAIN 6) ZL = FREEZING DRIZZLE 7) S = SNOW 8) SW = SNOW SHOWERS 9) IP = ICE PELLETS 10) F = FOG 11) ZF = FREEZING FOG 12) IC = ICE CRYSTALS 13) H = HAZE 14) BS = BLOWING SNOW 15) K = SMOKE 16) BD = BLOWING DUST 17) FR = FROST $$ FORECASTER...MJF REQUESTED BY...HEATH ESTEY TYPE OF REQUEST...PRESCRIBED .TAG 20120104.LAKEA.01/FSD