FNUS73 KFSD 041130 FWSFSD SPOT FORECAST FOR STEELE PRAIRIE PRESERVE...CHEROKEE CCB NATIONAL WEATHER SERVICE SIOUX FALLS SD 630 AM CDT TUE MAY 4 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A COLD FRONT WILL MOVE INTO THE AREA EARLY THIS AFTERNOON...ALTHOUGH WINDS WILL BEGIN TO INCREASE THROUGH THE MORNING AND SWITCH TO THE SOUTHWEST AHEAD OF THE FRONT...THEN BECOMING WEST TO WEST-NORTHWEST WITH FRONTAL PASSAGE. THERE IS A SMALL CHANCE FOR SHOWERS AND AN ISOLATED THUNDERSTORM FROM MID AFTERNOON INTO THE EVENING. ALTHOUGH THUNDERSTORM CHANCES ARE VERY LOW...IF A STORM DOES DEVELOP IT COULD PRODUCE ERRATIC WINDS AND VERY STRONG GUSTS. .TODAY... MAX TEMPERATURE.....73-78. MIN HUMIDITY........32 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY COVER.......MCR MCR CLR CLR CLR MCR MCR PC PC PC MC MC % SKY COVER.....8 10 5 4 8 16 18 28 38 49 55 62 WEATHER COV..... CHC CHC CHC CHC WEATHER TYPE.... RN RN RN RN TEMP............47 52 57 63 66 71 72 74 75 75 75 73 RH..............77 66 57 48 45 38 37 34 32 32 32 33 DEWPOINT........40 41 42 43 44 44 44 44 43 43 43 42 20 FT WIND DIR..S SSW SSW SW SW WSW WSW W W W W WNW 20 FT WIND SPD..9 13 14 16 20 23 25 26 26 26 26 24 20 FT WIND GUST.10 15 20 25 30 30 33 34 35 35 35 30 SMOKE DISPERSAL.PR PR FR FR GD EX EX EX EX EX EX EX CHC OF PCPN (%).10 10 10 10 10 10 10 10 30 30 30 30 MIX HGT (KFT)...0.3 0.7 1.1 1.6 2.6 3.6 4.7 5.1 5.5 6.0 5.5 4.9 TRANSP WIND DIR.S SSW SSW SW SW WSW WSW WSW W W W WNW TRANSP WIND SPD.12 14 17 21 24 29 32 36 38 39 36 31 HAINES INDEX....6 6 6 6 5 5 4 4 4 4 5 5 .TONIGHT... MIN TEMPERATURE.....38-43. MAX HUMIDITY........79 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY COVER.......MCLDY MCLDY MCLDY MCLDY PCLDY PCLDY % SKY COVER.....69 72 70 63 49 34 WEATHER COV.....CHANCE CHANCE CHANCE S CHC S CHC WEATHER TYPE....RAIN RAIN RAIN RAIN RAIN NONE TEMP............70 59 51 48 44 42 RH..............36 53 66 68 73 79 DEWPOINT........42 42 40 38 36 36 20 FT WIND......WNW 18 NW 12 WNW 8 WNW 8 WNW 7 WNW 9 20 FT WIND GUST.25 15 10 10 10 SMOKE DISPERSAL.EXCEL GOOD FAIR POOR POOR POOR CHC OF PCPN (%).40 40 40 20 20 10 MIX HGT (FT)....4400 2600 1200 300 300 300 TRANSPORT WIND..WNW 26 NW 29 NW 23 WNW 9 WNW 7 WNW 10 HAINES INDEX....6 4 3 4 5 5 .WEDNESDAY... MAX TEMPERATURE.....57-62. MIN HUMIDITY........29 PERCENT. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR % SKY COVER.....19 20 21 19 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............41 52 58 60 RH..............79 48 34 31 DEWPOINT........35 33 30 29 20 FT WIND......W 15G20 W 23G30 W 28G35 WNW 28G40 SMOKE DISPERSAL.POOR EXCEL EXCEL EXCEL CHC OF PCPN (%).10 10 10 10 MIX HGT (FT)....300 3400 7300 8400 TRANSPORT WIND..W 17 WNW 31 W 35 W 38 HAINES INDEX....5 4 5 5 $$ FORECASTER...LIEBL REQUESTED BY...LUCAS STRAW TYPE OF REQUEST...PRESCRIBED .TAG 20100504.STEEL.01/FSD