FNUS73 KFSD 121424 FWSFSD SPOT FORECAST FOR 7 MILE REFUGE...YANKTON AGENCY NATIONAL WEATHER SERVICE SIOUX FALLS SD 924 AM CDT MON SEP 12 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... THE MAIN CHALLENGE TODAY IS A WIND SHIFT ASSOCIATED WITH A SURFACE COLD FRONT PASSAGE. THE WINDS WILL BE SHIFTING TO THE WEST SHORTLY IN YOUR AREA...THEN WILL GO THE WEST NORTHWEST BY ABOUT MIDDAY... THEN FINALLY NORTHWEST TOWARD 2 PM. ONCE THE COLD AIR ADVECTION HITS...THE WINDS WILL ALSO INCREASE TO A STOUT 15 TO 22 MPH LATER THIS AFTERNOON...BEGINNING AROUND 4 PM. SO THAT IS SOMETHING TO CERTAINLY WATCH FOR. TEMPERATURES WILL BE WELL ABOVE NORMAL TODAY WHICH WILL HELP TO PRODUCE DRY HUMIDITY VALUES...LIKELY DROPPING TO NEAR 24 PERCENT IN THE MID AND LATE AFTERNOON. SMOKE DISPERSION WILL BE FAIR TO GOOD BY EARLY THIS AFTERNOON...AND HAINES INDEX READINGS WILL BE 6 ALL DAY. AGAIN...WATCH FOR THE WIND SHIFT TODAY AND GUSTY WINDS BY MID AFTERNOON. .TODAY... MAX TEMPERATURE.....90-95. MIN HUMIDITY........24 PERCENT. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY COVER.......MCR MCR MCR MCR MCR MCR MCR MCR MCR % SKY COVER.....24 23 22 20 19 18 17 16 15 WEATHER COV..... WEATHER TYPE.... TEMP............73 78 83 89 91 92 91 88 84 RH..............46 39 32 26 24 21 21 24 29 DEWPOINT........51 51 50 50 49 47 46 47 48 20 FT WIND DIR..W W WNW WNW NW NW NNW NNW NNW 20 FT WIND SPD..9 9 9 9 9 13 15 15 22 20 FT WIND GUST.10 10 10 10 10 20 22 25 30 SMOKE DISPERSAL.PR PR FR FR FR GD GD GD FR CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 MIX HGT (KFT)...0.8 1.0 1.2 1.4 2.6 3.8 5.0 3.4 1.8 TRANSP WIND DIR.WSW W W WNW WNW NW NW NW NNW TRANSP WIND SPD.17 17 15 14 14 14 15 14 14 HAINES INDEX....6 6 6 6 6 6 6 6 6 .TONIGHT... MIN TEMPERATURE.....50-55. MAX HUMIDITY........77 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY COVER.......MCLEAR MCLEAR PCLDY PCLDY PCLDY PCLDY % SKY COVER.....14 20 26 29 29 26 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............79 71 65 61 57 54 RH..............35 44 52 58 67 74 DEWPOINT........49 48 47 46 46 46 20 FT WIND......N 23 N 16 N 12 N 8 N 6 N 6 20 FT WIND GUST.30 25 15 10 SMOKE DISPERSAL.POOR POOR POOR POOR POOR POOR CHC OF PCPN (%).0 0 0 0 0 0 .TUESDAY... MAX TEMPERATURE.....71-76. MIN HUMIDITY........39 PERCENT. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY COVER.......MCLEAR PCLDY PCLDY PCLDY % SKY COVER.....23 29 35 39 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............53 64 71 74 RH..............77 54 41 34 DEWPOINT........46 47 46 44 20 FT WIND......N 5 N 5 N 6 NNE 8G10 SMOKE DISPERSAL.POOR POOR FAIR FAIR CHC OF PCPN (%).10 10 10 10 MIX HGT (FT)....300 2000 4500 4600 TRANSPORT WIND..NNE 7 ENE 6 N 7 NNW 7 HAINES INDEX....3 3 3 4 $$ FORECASTER...MJF REQUESTED BY...JULIAN RED BUFFALO TYPE OF REQUEST...PRESCRIBED .TAG 20110912.7MILE.01/FSD