FNUS73 KFSD 151309 FWSFSD SPOT FORECAST FOR BROKEN KETTLE...THE NATURE CONSERVANCY NATIONAL WEATHER SERVICE SIOUX FALLS SD 809 AM CDT SUN APR 15 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING... .DISCUSSION... VERY WINDY SOUTH WINDS WILL BEGIN TO SETTLE IN ACROSS YOUR AREA BY MIDDAY...WITH SPEEDS OF 25 TO 35 MPH BECOMING COMMON BY EARLY TO MID AFTERNOON. IN ADDITION...A LOW PRESSURE SYSTEM WILL BE TRACKING JUST TO THE NORTH OF YOUR AREA. NEAR THIS LOW...LIGHT SHOWERS MAY ALSO FORM IN THE AFTERNOON HOURS...WITH A 60 PERCENT CHANCE OF RAIN IN THE MID AFTERNOON HOURS. RAINFALL AMOUNTS SHOULD BE LESS THAN A TENTH OF AN INCH. THIS MORNING WILL BE DRIER...BUT THE HUMIDITY VALUES WILL BE QUITE HIGH WITH MOSTLY CLOUDY SKIES IN PLACE INHIBITING A RAPID TEMPERATURE RISE. BECAUSE OF THE STOUT WINDS TODAY...SMOKE DISPERSION WILL RISE TO THE FAIR CATEGORY BY 10 AM...WITH A WIND SHIFT TO THE SOUTHWEST BEGINNING IN THE MID AFTERNOON HOURS. THE HARD WIND SHIFT TO THE NORTHWEST WILL NOT OCCUR UNTIL LATER THIS EVENING BEHIND THE LOW PRESSURE CELL. .TODAY... MAX TEMPERATURE.....65-70. MIN HUMIDITY........45 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY COVER.......MC MC MC MC MC MC PC MC MC MC MC MC % SKY COVER.....87 78 70 61 56 51 46 56 65 74 80 86 WEATHER COV..... SCT SCT SCT NUM NUM NUM SCT SCT SCT WEATHER TYPE.... RW RW RW RW RW RW RW RW RW TEMP............54 56 58 61 63 65 67 67 66 64 62 59 RH..............93 93 93 87 78 65 56 52 52 54 58 62 DEWPOINT........52 54 56 57 56 53 51 49 48 47 47 46 20 FT WIND DIR..SSE SSE SSE SSE S S S S SSW SSW SW WSW 20 FT WIND SPD..15 15 16 16 17 20 21 23 26 29 28 25 20 FT WIND GUST.20 20 25 25 25 30 30 30 35 40 35 35 SMOKE DISPERSAL.PR PR PR FR FR GD EX EX EX EX EX GD CHC OF PCPN (%).10 10 10 40 40 40 60 60 60 50 50 50 MIX HGT (KFT)...0.3 0.5 0.8 1.1 1.8 2.5 3.2 3.3 3.5 3.7 2.7 1.6 TRANSP WIND DIR.SSE SSE SSE SSE SSE S S S S SSW SW WSW TRANSP WIND SPD.17 18 18 21 22 24 26 31 35 36 33 30 HAINES INDEX....3 3 3 3 3 3 3 4 4 5 5 5 .TONIGHT... MIN TEMPERATURE.....35-40. MAX HUMIDITY........86 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY COVER.......CLOUDY CLOUDY CLOUDY CLOUDY MCLDY MCLDY % SKY COVER.....93 91 92 95 85 76 WEATHER COV.....SCTTRD SCTTRD SCTTRD CHANCE CHANCE S CHC WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............55 46 44 43 42 40 RH..............72 86 82 82 82 79 DEWPOINT........46 42 39 38 37 34 20 FT WIND......W 24 WNW 25 NW 29 NW 30 NW 28 NW 24 20 FT WIND GUST.35 35 40 40 35 30 SMOKE DISPERSAL.POOR GOOD GOOD FAIR POOR FAIR CHC OF PCPN (%).40 40 50 40 40 20 .MONDAY... MAX TEMPERATURE.....51-56. MIN HUMIDITY........45 PERCENT. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY COVER.......MCLDY MCLDY PCLDY PCLDY PCLDY PCLDY % SKY COVER.....67 53 40 27 38 49 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............38 39 44 49 53 54 RH..............76 73 62 54 46 45 DEWPOINT........31 31 32 33 33 33 20 FT WIND......NW 22 NW 20 NW 18 NW 16 NW 15 NW 14 20 FT WIND GUST.30 30 25 25 20 20 SMOKE DISPERSAL.GOOD GOOD GOOD GOOD GOOD GOOD CHC OF PCPN (%).10 10 10 10 10 10 MIX HGT (FT)....1400 2100 2700 3100 3500 4000 TRANSPORT WIND..NW 39 NW 33 NW 26 NW 24 NW 21 NW 18 HAINES INDEX....3 3 3 3 3 3 WEATHER TYPE ABBREVIATIONS 1) T = THUNDERSTORMS 2) R = RAIN 3) RW = RAIN SHOWERS 4) L = DRIZZLE 5) ZR = FREEZING RAIN 6) ZL = FREEZING DRIZZLE 7) S = SNOW 8) SW = SNOW SHOWERS 9) IP = ICE PELLETS 10) F = FOG 11) ZF = FREEZING FOG 12) IC = ICE CRYSTALS 13) H = HAZE 14) BS = BLOWING SNOW 15) K = SMOKE 16) BD = BLOWING DUST 17) FR = FROST $$ FORECASTER...MJF REQUESTED BY...CHARLES SWEET TYPE OF REQUEST...PRESCRIBED .TAG 20120415.BROKE.01/FSD