FNUS73 KFSD 231309 FWSFSD SPOT FORECAST FOR PONCA...YANKTON AGENCY NATIONAL WEATHER SERVICE SIOUX FALLS SD 809 AM CDT WED MAR 23 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WINDS WILL BE QUITE STRONG TODAY FROM THE NORTHWEST TO NORTH TO NORTHWEST AVERAGING A STOUT 20 TO 35 MPH. AS FAR SOUTH AS THE MISSOURI RIVER CORRIDOR...ACCUMULATING LIGHT SNOW OR RAIN WILL BE TOUGH TO FIND... WITH MEASURABLE CHANCES ONLY 20 TO 30 PERCENT. BUT SURFACE TEMPERATURES WILL BE STEADY TO POSSIBLY EVEN SLOWLY FALLING TODAY...WHICH WILL KEEP RELATIVE HUMIDITY VALUES HIGH. THURSDAY SHOULD BE A DRIER DAY...AND AS THE SURFACE RIDGE OF HIGH PRESSURE MOVES EASTWARD...WINDS WILL SWING AROUND TO THE EAST TO SOUTHEAST. .TODAY... MAX TEMPERATURE.....30-35. MIN HUMIDITY........69 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY COVER.......CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY % SKY COVER.....96 96 97 98 98 97 97 97 97 97 97 98 WEATHER COV.....SCH SCH SCH CHC CHC CHC CHC CHC CHC SCH SCH SCH WEATHER TYPE....RN RN RN SN SN SN SN SN SN SN SN SN TEMP............33 33 33 33 33 32 32 31 31 31 30 30 RH..............85 89 89 89 85 85 81 85 81 81 78 75 DEWPOINT........29 30 30 30 29 28 27 27 26 26 24 23 20 FT WIND DIR..NW NW NW NW NW NW NW NW NNW NNW NNW NNW 20 FT WIND SPD..21 22 23 24 25 26 26 26 26 25 24 23 20 FT WIND GUST.30 30 30 35 35 35 35 35 35 35 35 30 SMOKE DISPERSAL.PR PR PR FR GD GD EX EX EX EX EX EX CHC OF PCPN (%).20 20 20 40 40 40 30 30 30 20 20 20 MIX HGT (KFT)...0.3 0.4 0.6 0.8 1.4 2.0 2.6 3.0 3.3 3.6 3.4 3.1 TRANSP WIND DIR.NW NW NW NW NW NNW NNW NNW NNW NNW NNW N TRANSP WIND SPD.24 25 28 29 30 31 31 32 32 31 31 30 HAINES INDEX....2 2 2 2 2 2 2 2 2 2 2 2 .TONIGHT... MIN TEMPERATURE.....16-21. MAX HUMIDITY........88 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY COVER.......CLOUDY CLOUDY CLOUDY MCLDY MCLDY MCLDY % SKY COVER.....98 93 89 86 70 60 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............30 28 26 24 22 20 RH..............69 75 78 81 81 84 DEWPOINT........21 21 20 19 17 16 20 FT WIND......NNW 21 NNW 16 NNW 13 N 10 N 8 N 6 20 FT WIND GUST.30 25 15 15 10 SMOKE DISPERSAL.EXCEL POOR POOR POOR POOR POOR CHC OF PCPN (%).10 10 10 10 10 10 .THURSDAY... MAX TEMPERATURE.....36-41. MIN HUMIDITY........50 PERCENT. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY COVER.......MCLDY PCLDY PCLDY PCLDY % SKY COVER.....55 36 49 48 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............19 25 34 38 RH..............88 71 51 50 DEWPOINT........16 17 18 21 20 FT WIND......NE 3G5 E 3G5 E 7 ESE 13G15 SMOKE DISPERSAL.POOR POOR FAIR GOOD CHC OF PCPN (%).10 10 10 10 MIX HGT (FT)....300 2100 2600 3100 TRANSPORT WIND..NE 5 E 7 SE 10 E 16 HAINES INDEX....3 3 2 2 $$ FORECASTER...MJF REQUESTED BY...HEATH ESTEY TYPE OF REQUEST...PRESCRIBED .TAG 20110323.PONCA.01/FSD