FNUS73 KFSD 181125 FWSFSD SPOT FORECAST FOR DENEIU...FWS NATIONAL WEATHER SERVICE SIOUX FALLS SD 625 AM CDT WED MAY 18 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... LOW PRESSURE WILL DEVELOP OVER THE WESTERN HIGH PLAINS TONIGHT INTO THURSDAY WITH AN INCREASING THREAT FOR RAIN AND THUNDERSTORMS THURSDAY INTO FRIDAY...AND A CONTINUED CHANCE THROUGH THE WEEKEND. TEMPERATURES SHOULD BE FAIRLY WARM THOUGH...BUT DEW POINTS ARE EXPECTED TO MAKE A BIG JUMP THURSDAY INTO FRIDAY SO AFTERNOON RELATIVE HUMIDITY VALUES WILL BE FAIRLY HIGH FRIDAY INTO THE WEEKEND. FOR TODAY...AN EAST TO SOUTHEAST WIND WILL KEEP RELATIVELY DRY AIR IN PLACE. .TODAY... MAX TEMPERATURE.....65-70. MIN HUMIDITY........29 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY COVER.......MCR MCR MCR MCR MCR MCR MCR MCR PC PC PC PC % SKY COVER.....23 22 22 21 21 20 20 24 29 34 38 43 WEATHER COV..... WEATHER TYPE.... TEMP............44 48 53 57 59 62 63 65 66 66 67 67 RH..............65 58 52 47 44 38 35 33 31 30 29 30 DEWPOINT........33 34 36 37 37 36 35 35 34 34 34 34 20 FT WIND DIR..ESE ESE ESE SE SE ESE ESE ESE SE SE ESE ESE 20 FT WIND SPD..7 9 12 14 15 15 15 15 15 15 15 14 20 FT WIND GUST. 10 15 20 20 20 20 20 20 20 20 20 SMOKE DISPERSAL.PR PR PR FR GD GD EX EX EX EX EX EX CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0 MIX HGT (KFT)...0.3 0.6 0.9 1.3 2.4 3.4 4.5 4.9 5.3 5.7 5.7 5.6 TRANSP WIND DIR.E ESE SE SE SE SE ESE ESE ESE ESE ESE ESE TRANSP WIND SPD.9 10 15 20 20 20 20 20 20 20 20 20 HAINES INDEX....5 5 5 5 5 4 4 4 4 4 4 4 .TONIGHT... MIN TEMPERATURE.....48-53. MAX HUMIDITY........71 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY COVER.......PCLDY MCLDY MCLDY MCLDY MCLDY MCLDY % SKY COVER.....48 58 69 79 82 85 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............66 61 57 54 52 51 RH..............31 40 54 64 68 68 DEWPOINT........35 37 40 42 42 41 20 FT WIND......ESE 14 E 9 E 8 E 9 E 9 E 9 20 FT WIND GUST.20 10 10 10 10 10 SMOKE DISPERSAL.EXCEL POOR POOR POOR POOR POOR $$ FORECASTER...WEISSER REQUESTED BY...FMS TYPE OF REQUEST...PRESCRIBED .TAG 20110518.DENEI.01/FSD