FNUS73 KLMK 071412 FWSLMK SPOT FORECAST FOR UNIT 8 BLOCK...US FISH & WILDLIFE SERVICE NATIONAL WEATHER SERVICE LOUISVILLE KY 1012 AM EDT THU APR 7 2011 FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON APRIL 07. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A LOW PRESSURE SYSTEM OVER THE SOUTHERN PLAINS HAS PUSHED ITS WARM FRONT INTO SOUTH-CENTRAL INDIANA THIS MORNING. CURRENTLY...THE BURN SPOT IS SOUTH OF THE WARM FRONT WITH A SOUTHWEST WIND BUT IF THE FRONT WAVERS A LITTLE SOUTH...SURFACE WINDS COULD QUICKLY SHIFT AROUND TO THE NORTH-NORTHEAST. HOWEVER...ALL WINDS ABOVE THE BOUNDARY LAYER ARE OUT OF THE SOUTH OR SOUTHWEST. LATER THIS EVENING AND OVERNIGHT...THE WARM FRONT WILL BE THE FOCUS FOR SHOWERS AND ISOLATED THUNDERSTORMS. ALTHOUGH THERE IS AN OUTSIDE CHANCE FOR AN AFTERNOON SHOWER...REALLY THINK THAT MOST OF THE ACTIVITY WILL REMAIN NORTH OF THE BURN SITE...AND NOT UNTIL THE EVENING HOURS AND LATER. RELATIVE HUMIDITIES WILL BE HIGHER TODAY AS MOISTURE INCREASES/POOLS ALONG THE WARM FRONT. OVERNIGHT AND INTO FRIDAY...THE WARM FRONT WILL STILL BE LOCATED VERY CLOSE TO THE BURN SITE. THUS SHOWERS AND A FEW STORMS WILL STILL BE POSSIBLE...AS WELL AS VARIABLE WINDS AT THE SURFACE FROM SOUTHERLY WINDS SOUTH OF THE WARM FRONT TO NORTHEAST WINDS NORTH OF THE WARM FRONT. WINDS AGAIN SHOULD REMAIN MIXY OVERNIGHT. .TODAY... SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE EVENING. MAX TEMPERATURE.....64 AT IGNITION...MAX 72. MIN HUMIDITY........39 PERCENT AT IGNITION...MIN 36 PERCENT. 20-FOOT WINDS.......WINDS SOUTH AT 7 MPH AT IGNITION...OTHERWISE LIGHT SOUTHWEST WINDS AROUND 5-8 MPH IN THE AFTERNOON. MIXING HEIGHT.......1300-1900 FT AGL INCREASING TO 4200-4800 FT AGL. TRANSPORT WINDS.....SOUTH 5 TO 10 MPH. TIME (EDT) 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM SKY (%).........16 23 27 32 42 48 51 59 WEATHER COV..... SCH SCH SCH WEATHER TYPE.... RW RW RW TEMP............64 66 68 70 71 71 71 69 RH..............41 40 39 37 37 39 42 47 20 FT WIND DIR..S SE SE SE SE SE SE E 20 FT WIND SPD..3 4 5 5 5 5 5 5 20 FT WIND GUST.5 5 10 10 10 10 10 10 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS UNTIL MIDNIGHT. SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE NIGHT. RAIN SHOWERS LIKELY AFTER MIDNIGHT. MIN TEMPERATURE.....MIN 55. MAX HUMIDITY........MAX 83 PERCENT. 20-FOOT WINDS.......SOUTHEAST WINDS 5 TO 7 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. TIME (EDT) 8 PM 10 PM MIDNGT 2 AM 4 AM 6 AM SKY (%).........63 82 90 90 87 84 WEATHER COV.....CHANCE CHANCE CHANCE LIKELY LIKELY LIKELY WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............67 63 61 59 58 57 RH..............54 65 67 72 77 80 20 FT WIND......E 5 E 5 E 5 E 6 SE 6 SE 5 20 FT WIND GUST.10 10 10 10 10 10 .FRIDAY... SKY/WEATHER.........PARTLY SUNNY. CHANCE OF SHOWERS AND THUNDERSTORMS. MAX TEMPERATURE.....MAX 72. MIN HUMIDITY........MIN 56 PERCENT. 20-FOOT WINDS.......WEST WINDS 5 TO 6 MPH SHIFTING TO THE NORTH AROUND 5 MPH EARLY IN THE EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. MIXING HEIGHT.......2700-3200 FT AGL. TRANSPORT WINDS.....WEST 7 TO 12 MPH. TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM SKY (%).........81 69 68 67 62 56 WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............56 62 66 69 71 71 RH..............77 71 57 59 57 59 20 FT WIND......SE 5 S 5 SW 5 SW 5 W 5 N 5 20 FT WIND GUST. $$ FORECASTER...LESE REQUESTED BY...BRIAN WINTERS TYPE OF REQUEST...PRESCRIBED .TAG 20110407.UNIT8.01/LMK