FNUS73 KFSD 101158 FWSFSD SPOT FORECAST FOR MT LAKE...USFWS NATIONAL WEATHER SERVICE SIOUX FALLS SD 658 AM CDT SAT APR 10 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... DRY HIGH PRESSURE WILL BUILD INTO THE AREA TODAY ALLOWING A FAIR AMOUNT OF MIXING TODAY...AND MAY BECOME SOMEWHAT GUSTY THIS AFTERNOON ALONG THE BUFFALO RIDGE. SOUTHEASTERLY FLOW WILL DEVELOP ACROSS THE AREA ON SUNDAY AS THE HIGH PRESSURE CENTER SHIFTS TO THE EAST AND LOW PRESSURE DEVELOPS IN EASTERN WYOMING. AS THIS AREA OF LOW PRESSURE DEEPENS...IT WILL CREATE A MILD UNSETTLED WEATHER PATTERN ACROSS THE NORTHERN PLAINS FOR MUCH OF NEXT WEEK. .TODAY... MAX TEMPERATURE.....57-62. MIN HUMIDITY........27 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.....78 76 74 72 72 73 73 69 64 60 57 53 WEATHER COV..... WEATHER TYPE.... TEMP............41 42 44 48 51 53 55 58 59 60 59 57 RH..............73 70 62 54 46 43 38 32 29 27 28 31 DEWPOINT........33 33 32 32 31 31 30 28 27 26 26 27 20 FT WIND DIR..NW NW NW WNW WNW W W W WNW WNW WNW W 20 FT WIND SPD..7 6 5 5 5 5 6 7 8 8 8 7 20 FT WIND GUST. 10 15 15 15 15 10 SMOKE DISPERSAL.PR PR PR PR PR FR FR FR FR FR FR FR CHC OF PCPN (%).10 10 10 10 10 10 10 10 10 10 10 10 MIX HGT (KFT)...0.3 0.6 1.0 1.4 2.0 2.5 3.1 3.1 3.2 3.2 3.2 3.2 TRANSP WIND DIR.NW NW NW NW NW WNW WNW WNW WNW WNW WNW WNW TRANSP WIND SPD.8 8 9 9 8 8 7 8 9 10 9 8 HAINES INDEX....4 4 4 4 4 4 4 4 4 4 4 4 .TONIGHT... MIN TEMPERATURE.....31-36. MAX HUMIDITY........82 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY COVER.......PCLDY PCLDY PCLDY PCLDY PCLDY MCLEAR % SKY COVER.....50 43 37 30 26 23 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............55 48 42 39 36 34 RH..............34 49 65 70 75 82 DEWPOINT........27 30 31 30 29 29 20 FT WIND......W 6 WSW 3 WSW 2 W 3 WNW 3 NNW 3 20 FT WIND GUST. 5 5 5 5 SMOKE DISPERSAL.FAIR POOR POOR POOR POOR POOR CHC OF PCPN (%).0 0 0 0 0 0 MIX HGT (FT)....3200 300 300 300 300 300 TRANSPORT WIND..W 7 WSW 3 WSW 2 W 3 WNW 5 NNW 3 HAINES INDEX....4 4 4 5 5 5 $$ FORECASTER...BT REQUESTED BY...ERIC EARHART TYPE OF REQUEST...PRESCRIBED .TAG 20100410.MTLAK.01/FSD