FNUS73 KFSD 061235 FWSFSD SPOT FORECAST FOR DY LAKE...USFWS NATIONAL WEATHER SERVICE SIOUX FALLS SD 735 AM CDT FRI MAY 6 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...TEMPERATURES WILL TOP OUT AROUND 70 AT THE BURN SITE BY LATE AFTERNOON...AND COMBINE WITH DEW POINTS IN THE MID TO UPPER 30S TO YIELD MINIMUM RELATIVE HUMIDITY VALUES BETWEEN 30 AND 35 PERCENT. WINDS WILL INCREASE TO SPEEDS OF 15 TO 25 MPH AS WELL. THE FIRE DANGER WILL REACH THE VERY HIGH CATEGORY ACROSS SOUTHEAST SOUTH DAKOTA THIS AFTERNOON. THERE IS ALSO A SLIGHT CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS THIS AFTERNOON AS A WEAK DISTURBANCE PASSES. .TODAY... MAX TEMPERATURE.....67-72. MIN HUMIDITY........33 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY COVER.......PC MC MC MC MC MC MC MC MC MC MC MC % SKY COVER.....49 56 62 65 67 67 66 64 63 62 64 66 WEATHER COV..... SCH SCH SCH SCH SCH SCH WEATHER TYPE.... RW RW RW RW RW RW TEMP............48 50 53 56 58 61 63 65 67 68 70 69 RH..............64 60 54 49 47 43 41 39 36 36 34 36 DEWPOINT........36 37 37 37 38 38 39 39 39 40 40 41 20 FT WIND DIR..S S S S S S S S S S S SW 20 FT WIND SPD..10 12 13 14 15 16 16 17 18 18 16 14 20 FT WIND GUST. 15 15 20 20 25 25 25 25 25 25 20 SMOKE DISPERSAL.PR PR PR FR GD EX EX EX EX EX EX EX MIX HGT (KFT)...0.3 0.5 0.8 1.1 2.1 3.1 4.2 4.6 5.0 5.4 4.8 4.1 TRANSP WIND DIR.S S S S S S S S S S S S TRANSP WIND SPD.8 14 20 24 25 25 25 26 26 25 23 21 .TONIGHT... MIN TEMPERATURE.....41-46. MAX HUMIDITY........89 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM TEMP............68 60 54 50 47 45 RH..............39 48 60 67 76 87 DEWPOINT........42 40 40 40 40 41 20 FT WIND......WSW 10 WSW 7 W 5 WNW 5 WNW 3 NW 5 20 FT WIND GUST.15 5 SMOKE DISPERSAL.GOOD POOR POOR POOR POOR POOR $$ FORECASTER...SCHMIT REQUESTED BY...PFS TYPE OF REQUEST...PRESCRIBED .TAG 20110506.DYLAK.01/FSD