FNUS73 KFSD 061241 FWSFSD SPOT FORECAST FOR RAVENBERG...USFWS NATIONAL WEATHER SERVICE SIOUX FALLS SD 741 AM CDT FRI MAY 6 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...TEMPERATURES WILL TOP OUT IN THE LOWER 70S AT THE BURN SITE BY LATE AFTERNOON...AND COMBINE WITH DEW POINTS IN THE UPPER 30S TO YIELD MINIMUM RELATIVE HUMIDITY VALUES IN THE MID 30S. 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 DURING THE MID TO LATE AFTERNOON AND EVENING AS A WEAK DISTURBANCE PASSES. .TODAY... MAX TEMPERATURE.....69-74. MIN HUMIDITY........34 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY COVER.......MC MC MC MC MC MC MC MC MC MC MC MC % SKY COVER.....54 59 63 65 66 64 62 61 59 58 59 61 WEATHER COV..... SCH SCH SCH WEATHER TYPE.... RW RW RW TEMP............47 50 53 56 59 61 64 66 68 70 72 72 RH..............60 56 50 47 44 40 38 37 36 35 34 34 DEWPOINT........34 35 35 36 37 37 38 39 40 41 42 42 20 FT WIND DIR..S S S S S S S S S S SSW W 20 FT WIND SPD..12 13 13 14 15 15 15 16 17 17 16 14 20 FT WIND GUST.15 15 15 20 20 20 25 25 25 25 25 20 SMOKE DISPERSAL.PR PR FR FR GD GD EX EX EX EX EX GD MIX HGT (KFT)...0.3 0.5 0.8 1.1 1.9 2.7 3.5 4.2 4.9 5.5 4.8 4.1 TRANSP WIND DIR.SSE SSE S S S S S S S S S SSW TRANSP WIND SPD.8 16 23 28 30 29 29 29 28 25 22 16 .TONIGHT... MIN TEMPERATURE.....41-46. MAX HUMIDITY........86 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY COVER.......MCLDY MCLDY MCLDY PCLDY PCLDY PCLDY % SKY COVER.....63 62 54 35 30 32 WEATHER COV.....S CHC S CHC WEATHER TYPE....RNSHWR RNSHWR NONE NONE NONE NONE TEMP............71 64 57 53 48 44 RH..............35 41 54 64 77 84 DEWPOINT........42 40 41 41 41 40 20 FT WIND......WNW 12 WNW 8 WNW 6 WNW 5 WNW 3 NW 3 20 FT WIND GUST.15 10 5 5 SMOKE DISPERSAL.GOOD POOR POOR POOR POOR POOR .SATURDAY... MAX TEMPERATURE.....67-72. MIN HUMIDITY........36 PERCENT. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY COVER.......PCLDY PCLDY PCLDY PCLDY % SKY COVER.....36 37 39 37 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............45 59 67 70 RH..............82 53 42 38 DEWPOINT........40 42 43 43 20 FT WIND......NW 6 NNW 14G20 NNW 14G20 NW 14G20 SMOKE DISPERSAL.POOR FAIR EXCEL EXCEL $$ FORECASTER...SCHMIT REQUESTED BY...PFS TYPE OF REQUEST...PRESCRIBED .TAG 20110506.RAVEN.01/FSD