FNUS73 KFSD 141136 FWSFSD SPOT FORECAST FOR KNODEL GPA...SDGF&P NATIONAL WEATHER SERVICE SIOUX FALLS SD 636 AM CDT THU MAY 14 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... BREEZY NORTH TO NORTHWEST WINDS WILL DECREASE THIS MORNING AS WINDS TRASITION TO WEST TO SOUTHWEST. A BATCH OF STRATOCUMULUS CLOUDS WILL WORK SOUTHEASTWARD ALONG AND EAST OF THE JAMES RIVER VALLEY PRODUCING CLOUDY SKIES THROUGH MID TO LATE MORNING. AS WINDS SWITCH AROUND TO THE SOUTHWEST...THESE CLOUDS WILL SHIFT OFF TO THE EAST GIVING WAY TO PARTLY TO MOSTLY SUNNY SKIES. SOUTHERLY WINDS WILL INCREASE TONIGHT AHEAD OF A COLD FRONT MOVING THROUGH THE AREA ON FRIDAY. THE FRONT WILL NOT HAVE A LOT OF MOISTURE TO WORK WITH...SO EXPECT ONLY SPOTTY SHOWERS WITH FRONTAL PASSAGE. BEST CHANCES FOR LIGHT PRECIPITATION APPEAR TO BE ACROSS NORTHWEST IOWA. EXTREMELY DRY AND COOL CONDITIONS ARE EXPECTED ON SATURDAY AS CANADIAN HIGH PRESSURE BUILDS INTO THE NORTHERN PLAINS. TEMPERATURES WILL BEGIN TO MODERATE ON SUNDAY INTO MONDAY...HOWEVER WITH MEAGER MOISTURE RETURN AND INCREASING WINDS...THE FIRE DANGER WILL BE ELEVATED. .TODAY... MAX TEMPERATURE.....64-69. MIN HUMIDITY........33 PERCENT. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY............. MC PC PC PC PC PC MCR MCR PC PC PC WEATHER COV..... WEATHER TYPE.... TEMP (F)........ 40 42 46 50 54 58 61 64 65 66 67 RH (%).......... 73 70 61 54 49 42 39 36 35 34 33 DEWPOINT (F).... 32 33 33 34 35 35 36 36 37 37 37 20 FT WIND DIR.. NW NW WNW WNW W WSW SW SSW S S S 20 FT WIND SPD.. 12 8 6 5 6 7 9 10 12 12 12 20 FT WIND GUST. 15 10 10 15 15 15 15 DISPERSAL INDEX. PR PR FR PR FR FR GD GD GD GD GD CHC OF PCPN (%). 0 0 0 0 0 0 0 0 0 0 0 MIX HGT (KFT)... 0.6 1.3 2.0 2.8 3.3 3.8 4.3 4.3 4.4 4.4 4.1 TRANSP WIND DIR. NW NW NW NW WNW WSW SW SSW SSW S S TRANSP WIND SPD. 18 13 8 6 6 8 10 12 13 13 15 HAINES INDEX.... 4 4 4 4 4 4 5 5 5 5 5 .TONIGHT... MIN TEMPERATURE.....50-55. MAX HUMIDITY........71 PERCENT. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY.............PCLDY PCLDY PCLDY PCLDY PCLDY PCLDY WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP (F)........67 63 57 57 56 54 RH (%)..........35 40 52 55 57 64 DEWPOINT (F)....38 38 40 41 41 42 20 FT WIND......SSE 12 SSE 12 SSE 13 SSE 14 SSE 14 SSE 14 20 FT WIND GUST.15 15 15 20 20 20 DISPERSAL INDEX.GOOD GOOD POOR POOR POOR POOR CHC OF PCPN (%).0 10 10 10 10 10 MIX HGT (FT)....3700 2400 300 300 300 300 TRANSPORT WIND..S 17 SSE 17 SSE 15 SSE 16 SSE 16 SSE 15 HAINES INDEX....5 4 4 4 4 4 .FRIDAY... MAX TEMPERATURE.....67-72. MIN HUMIDITY........42 PERCENT. TIME (CDT) 6 AM 9 AM NOON 3 PM SKY.............MCLDY PCLDY PCLDY PCLDY WEATHER COV..... S CHC S CHC S CHC WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR TEMP (F)........53 59 66 69 RH (%)..........69 60 51 43 DEWPOINT (F)....43 45 47 46 20 FT WIND......SSE 15G20 S 17G25 SW 14G20 WNW 17G25 DISPERSAL INDEX.POOR FAIR GOOD EXCEL $$ FORECASTER...BT REQUESTED BY...ANDY GABBBERT TYPE OF REQUEST...PRESCRIBED .TAG 20090514.KNODE.01/FSD