FNUS73 KFSD 181445 FWSFSD SPOT FORECAST FOR LOST LAKE...USFWS NATIONAL WEATHER SERVICE SIOUX FALLS SD 945 AM CDT MON MAY 18 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A RIDGE OF HIGH PRESSURE OVER THE REGION WILL CONTINUE TO PUSH TO THE EAST TODAY...WITH MODERATE SOUTH TO SOUTHWESTERLY WINDS DEVELOPING ACROSS THE AREA DURING THE AFTERNOON. WITH THE STRONG SOUTHERLY FLOW...TEMPERATURES WILL CLIMB INTO THE MID 80S OVER SOUTHEASTERN SD. ALONG WITH THE WARM AND WINDY CONDITIONS...RH VALUES WILL DROP INTO THE LOWER 30S BY MID AFTERNOON. .TODAY... MAX TEMPERATURE.....83-88. MIN HUMIDITY........29 PERCENT. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY.............MCR MCR MCR MCR MCR MCR MCR MCR WEATHER TYPE.... TEMP (F)........67 72 77 80 83 85 86 86 RH (%)..........49 42 37 34 32 30 30 30 DEWPOINT (F)....47 48 49 49 50 50 51 51 20 FT WIND DIR..S S SSW SSW SSW SSW SSW SSW 20 FT WIND SPD..14 14 14 15 15 14 14 14 20 FT WIND GUST.20 20 20 20 20 20 20 20 DISPERSAL INDEX.PR FR FR FR GD EX EX EX CHC OF PCPN (%).0 0 0 0 0 0 0 0 MIX HGT (KFT)...0.7 1.0 1.4 1.7 2.9 4.1 5.3 4.7 TRANSP WIND DIR.SSW SSW SSW SSW SSW SSW SSW S TRANSP WIND SPD.20 21 21 20 20 20 20 22 HAINES INDEX....6 6 6 6 6 6 6 6 .TONIGHT... MIN TEMPERATURE.....54-59. MAX HUMIDITY........65 PERCENT. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY.............MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP (F)........86 83 74 68 64 61 RH (%)..........29 31 40 51 60 65 DEWPOINT (F)....50 49 48 49 50 49 20 FT WIND......S 13 S 14 SSE 15 SE 13 SE 12 SE 10 20 FT WIND GUST.20 20 20 15 15 DISPERSAL INDEX.EXCEL GOOD POOR POOR POOR POOR CHC OF PCPN (%).0 10 10 10 10 10 MIX HGT (FT)....4200 2500 300 300 300 300 TRANSPORT WIND..S 24 S 24 SSE 17 SE 14 SE 13 SE 12 HAINES INDEX....6 6 6 6 6 6 $$ FORECASTER...JM REQUESTED BY...KYLE KELSEY TYPE OF REQUEST...PRESCRIBED .TAG 20090518.LOSTL.01/FSD