FNUS73 KFSD 091419 FWSFSD SPOT FORECAST FOR STEELE PRAIRIE STATE PRESERVE...CHEROKEE COUNTY CONSERVATION BOARD NATIONAL WEATHER SERVICE SIOUX FALLS SD 919 AM CDT MON MAY 9 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...TLATE TODAY...A SLIGHT CHANCE OF THUNDERSTORMS EXISTS PRIMARILY NORTH OF I 90 AGAIN NORTH OF A WARM FRONT. LOW CLOUDS WILL LIKELY HANG AROUND IN MANY AREAS FOR AT LEAST PART OF THE DAY...AND SOUTHEAST WINDS WILL BE 15 TO 30 MPH ALONG AND EAST OF THE JAMES RIVER VALLEY. TONIGHT...ANY THUNDERSTORM ACTIVITY IS ANTICIPATED TO BE PRETTY SPOTTY...AND SHOULD BE CONFINED TO EAST CENTRAL SOUTH DAKOTA AND SOUTH CENTRAL SOUTH DAKOTA...AS CAPPING RULES ELSEWHERE. TUESDAY WILL FEATURE MUCH ABOVE NORMAL TEMPERATURES FOR THIS TIME OF YEAR AS DRY SLOTTING MOVES INTO THIS AREA. MINIMUM HUMIDITY VALUES ON TUESDAY WILL BE ABOUT 20 PERCENT LOWER THAN THEY WILL BE TODAY. FURTHER OUT...THE LARGE UPPER LOW WHICH IS CURRENTLY SITUATED ACROSS THE INTER MOUNTAIN WEST WILL MOVE EASTWARD INTO THE AREA. THIS LOW WILL LIKELY GIVE WIDESPREAD RAINY CONDITIONS WEDNESDAY NIGHT...WITH SOME OF THE AMOUNTS POSSIBLY ON THE HEAVY SIDE. SCATTERED SHOWERS WILL PROBABLY LINGER INTO THURSDAY WITH TEMPERATURES COOLING DOWN. .TODAY... MAX TEMPERATURE.....79-84. MIN HUMIDITY........53 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY COVER.......CDY CDY CDY MC MC MC MC MC MC MC MC MC % SKY COVER.....100 95 91 86 83 80 76 72 67 62 57 52 WEATHER COV..... WEATHER TYPE.... TEMP............64 62 65 67 71 75 77 79 80 81 82 81 RH..............73 73 78 75 66 62 60 58 56 54 53 54 DEWPOINT........55 57 58 59 59 61 62 63 63 63 63 63 20 FT WIND DIR..ESE E E ESE SE SE SE SE SE SE SE SE 20 FT WIND SPD..13 8 14 17 20 20 20 21 21 20 18 16 20 FT WIND GUST.15 10 20 25 30 30 30 30 30 30 30 25 SMOKE DISPERSAL.GD GD GD GD GD GD EX EX EX EX EX EX CHC OF PCPN (%).10 10 10 10 10 10 10 10 10 10 10 10 MIX HGT (KFT)...1.3 1.4 1.5 1.6 2.1 2.5 3.0 3.2 3.4 3.7 3.4 3.1 TRANSP WIND DIR.ESE SE SE SE SE SE SSE SSE SE SE SE SE TRANSP WIND SPD.31 31 31 31 31 30 30 30 30 30 29 26 HAINES INDEX....3 3 2 2 2 3 3 3 2 2 2 3 .TONIGHT... MIN TEMPERATURE.....62-67. MAX HUMIDITY........87 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY COVER.......PCLDY PCLDY PCLDY MCLEAR MCLEAR MCLEAR % SKY COVER.....47 39 32 24 24 23 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............80 75 72 70 68 66 RH..............56 66 71 76 81 87 DEWPOINT........63 63 62 62 62 62 20 FT WIND......SE 14 SE 13 ESE 12 ESE 10 SE 12 SE 13 20 FT WIND GUST.20 15 15 15 15 15 SMOKE DISPERSAL.GOOD FAIR POOR POOR POOR POOR .TUESDAY... MAX TEMPERATURE.....86-91. MIN HUMIDITY........36 PERCENT. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR % SKY COVER.....23 23 24 22 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............66 78 84 88 RH..............87 58 46 36 DEWPOINT........62 62 61 58 20 FT WIND......SSE 14G20 S 13G15 SSW 13G15 SW 16G25 SMOKE DISPERSAL.POOR GOOD GOOD EXCEL $$ FORECASTER...WEISSER REQUESTED BY...GINGER WALKER DIRECTOR TYPE OF REQUEST...PRESCRIBED .TAG 20110509.STEEL.01/FSD