FNUS73 KFSD 051218 FWSFSD SPOT FORECAST FOR HIEB HFR09...USFWS NATIONAL WEATHER SERVICE SIOUX FALLS SD 718 AM CDT TUE MAY 5 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... TODAY WILL BE MAINLY DRY ACROSS THE AREA WITH TEMPERATURES A LITTLE ABOVE NORMAL FOR THIS TIME OF YEAR. THE WARM TEMPERATURES...IN COMBINATION WITH BRISK SOUTHWESTERLY WINDS AND AFTERNOON RH VALUES IN THE LOWER 30S WILL RESULT IN A VERY HIGH FIRE DANGER OVER PORTIONS OF SOUTHWESTERN MINNESOTA THIS AFTERNOON. BY TONIGHT...ANOTHER DISTURBANCE WILL BRING SHOWERS AND THUNDERSTORMS TO PARTS OF THE AREA THROUGH WEDNESDAY MORNING. WEDNESDAY AFTERNOON WILL BE DRY...WITH WARM TEMPERATURES ONCE AGAIN. .TODAY... MAX TEMPERATURE.....69-74. MIN HUMIDITY........36 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY.............MCR MCR MCR MCR PC PC PC PC PC PC PC WEATHER COV..... SCH SCH WEATHER TYPE.... TSM TSM TEMP (F)........42 50 59 64 68 70 71 72 72 72 72 RH (%)..........100 77 59 52 44 40 37 36 37 38 39 20 FT WIND DIR..SW SW SW SW SW WSW WSW SW SW SW SSW 20 FT WIND SPD..3 5 7 8 8 8 9 9 9 8 8 20 FT WIND GUST.5 10 10 10 10 10 10 10 10 DISPERSAL INDEX.PR PR PR PR FR GD GD GD GD GD FR MIX HGT (KFT)...0.3 0.4 0.5 0.6 1.9 3.1 4.4 4.4 4.5 4.5 3.1 TRANSP WIND DIR.SW SW WSW WSW WSW WSW W WSW WSW WSW SW TRANSP WIND SPD.9 9 12 13 14 14 14 13 12 10 10 HAINES INDEX....5 5 5 5 5 5 5 5 6 6 6 .TONIGHT... MIN TEMPERATURE.....47-52. MAX HUMIDITY........90 PERCENT. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY.............PCLDY PCLDY PCLDY PCLDY PCLDY PCLDY WEATHER COV.....S CHC S CHC CHANCE CHANCE CHANCE S CHC WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP (F)........72 67 59 56 54 53 RH (%)..........40 48 63 72 79 83 20 FT WIND......S 9 SSE 8 SE 8 SSE 8 S 8 SW 8 20 FT WIND GUST.10 10 10 10 10 10 DISPERSAL INDEX.POOR POOR POOR POOR POOR POOR .WEDNESDAY... MAX TEMPERATURE.....71-76. MIN HUMIDITY........32 PERCENT. TIME (CDT) 6 AM 9 AM NOON 3 PM SKY.............PCLDY PCLDY PCLDY PCLDY WEATHER COV.....S CHC WEATHER TYPE....TSTORM NONE NONE NONE TEMP (F)........51 57 65 72 RH (%)..........90 70 50 36 20 FT WIND......W 5 NW 13G15 NNW 17G25 NNW 15G20 DISPERSAL INDEX.POOR POOR GOOD EXCEL $$ FORECASTER...WEISSER REQUESTED BY...CHARLES FROHME TYPE OF REQUEST...PRESCRIBED .TAG 20090505.HIEBH.01/FSD