FNUS73 KFSD 011125 FWSFSD SPOT FORECAST FOR MOUNTAIN LAKE...U.S. FISH & WILDLIFE SERVICE NATIONAL WEATHER SERVICE SIOUX FALLS SD 625 AM CDT FRI MAY 1 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL BE THE MAIN WEATHER INFLUENCE TODAY. GRADIENT WINDS GENERALLY FROM THE WEST AROUND 10 MPH EARLY THIS MORNING WILL INCREASE THROUGH THE MORNING AND INTO THE AFTERNOON WHILE SHIFTING TOWARDS THE NORTHWEST. CLOUD DECK SHOULD CLEAR BY THIS AFTERNOON...PROMOTING BETTER MIXING AND PRODUCING WINDS GUSTS IN THE 25 TO 30 MPH RANGE. ALTHOUGH RADAR ECHOS INDICATE SOME LIGHT RAIN INTO NORTHWEST IOWA THIS MORNING...NONE OF THIS PRECIPITATION IS REACHING THE GROUND. RAINFALL OVER NEBRASKA TO CONTINUE MOVING SOUTH THROUGH THE MORNING. .TODAY... MAX TEMPERATURE.....56-61. MIN HUMIDITY........30 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY.............PC PC PC PC PC PC PC MCR MCR MCR MCR WEATHER COV..... WEATHER TYPE.... TEMP (F)........39 44 47 49 51 54 55 57 58 58 58 RH (%)..........85 62 58 56 50 43 40 35 34 33 32 DEWPOINT (F)....35 32 33 34 33 32 31 30 30 29 28 20 FT WIND DIR..W W W W WNW WNW WNW NW WNW WNW WNW 20 FT WIND SPD..8 9 12 13 14 15 15 16 17 18 20 20 FT WIND GUST.10 10 15 16 18 20 22 22 25 28 29 DISPERSAL INDEX.PR FR GD EX EX EX EX EX EX EX EX .TONIGHT... MIN TEMPERATURE.....33-38. MAX HUMIDITY........79 PERCENT. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY.............MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR CLEAR WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP (F)........58 55 48 44 41 39 RH (%)..........30 37 54 62 70 76 DEWPOINT (F)....27 29 32 32 32 32 20 FT WIND......WNW 18 WNW 14 W 9 W 9 W 10 W 9 20 FT WIND GUST.30 20 10 10 10 DISPERSAL INDEX.EXCEL EXCEL POOR POOR POOR POOR .SATURDAY... MAX TEMPERATURE.....62-67. MIN HUMIDITY........23 PERCENT. TIME (CDT) 6 AM 9 AM NOON 3 PM SKY.............CLEAR CLEAR MCLEAR MCLEAR WEATHER TYPE....NONE NONE NONE NONE TEMP (F)........37 48 59 64 RH (%)..........79 54 33 24 DEWPOINT (F)....31 32 30 27 20 FT WIND......W 8G10 W 12G15 WNW 16G25 WNW 17G25 DISPERSAL INDEX.POOR FAIR EXCEL EXCEL $$ FORECASTER...LIEBL REQUESTED BY...ERIC EARHART TYPE OF REQUEST...PRESCRIBED .TAG 20090501.MOUNT.01/FSD