FNUS73 KLOT 171645 AAA FWSLOT SPOT FORECAST FOR NELSON PILES...UPDATED NATIONAL WEATHER SERVICE CHICAGO IL 1145 AM CDT WED JUN 17 2009 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON JUNE 17. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...WEAK LOW PRESSURE OVER NORTHERN INDIANA WILL MOVE OFF TO THE EAST TODAY. SKIES WILL THEN BECOME PARTLY CLOUDY AS HIGH PRESSURE MOVES IN. ANOTHER LOW WILL MOVE FROM THE CENTRAL PLAINS NORTHEASTWARD TO THE UPPER MISSISSIPPI VALLEY THURSDAY. AS VERY WARM AND HUMID AIR SURGES NORTHWARD AHEAD OF THIS APPROACHING LOW...THUNDERSTORMS WILL RETURN TO THE REGION BY LATE THURSDAY NIGHT AND FRIDAY MORNING. .REST OF TODAY... SKY/WEATHER.........MOSTLY CLOUDY. AREAS OF FOG EARLY IN THE AFTERNOON. TEMPERATURE.........63 AT IGNITION...MAX 73. RH..................93 PERCENT AT IGNITION...MIN 62 PERCENT. WIND (20 FT)........WINDS NORTHWEST AT 5 MPH AT IGNITION...OTHERWISE NORTH WINDS 5 TO 9 MPH. CHANCE OF PCPN......10 PERCENT. LAL.................NO TSTMS. MIXING HEIGHT.......1100 FT AGL AT IGNITION...OTHERWISE 1100 FT AGL INCREASING TO 2600 FT AGL. TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH. SMOKE DISPERSAL.....POOR /16800 KNOT-FT/ AT IGNITION. MAX...POOR /38800 KNOT-FT/. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........83 81 78 76 73 71 68 66 63 WEATHER COV.....PTY PTY PTY ARS ARS WEATHER TYPE....FOG FOG FOG FOG FOG TEMP............63 65 67 68 70 71 73 73 73 RH..............93 89 85 81 78 75 70 66 62 20 FT WIND DIR..300 300 310 310 320 340 350 350 350 20 FT WIND SPD..4 5 6 7 7 7 6 6 5 20 FT WIND GUST.5 10 10 10 10 10 10 10 MIX HGT (KFT)...1.1 1.3 1.5 1.7 1.9 2.2 2.4 2.6 2.6 TRANSP WIND DIR.270 290 300 300 310 310 320 330 330 TRANSP WIND SPD.15 17 18 18 20 20 20 18 17 CWR.............10 10 10 10 10 10 10 10 10 LAL.............1 1 1 1 1 1 1 1 1 VRATE KT-FT/100017 21 24 27 31 34 37 38 39 .TONIGHT... CHANCE OF PCPN......10 PERCENT. SMOKE DISPERSAL.....POOR (0-37500 KNOT-FT). TIME (CDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM CWR.............10 10 10 10 10 10 10 10 10 10 10 10 VRATE KT-FT/100038 33 27 21 14 7 2 0 0 0 0 0 .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. TEMPERATURE.........MAX 79. RH..................MIN 57 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 9 MPH IN THE LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. CHANCE OF PCPN......30 PERCENT. MIXING HEIGHT.......500 FT AGL INCREASING TO 900 FT AGL EARLY IN THE MORNING...THEN INCREASING TO 1300 FT AGL IN THE MORNING INCREASING TO 1800 FT AGL LATE IN THE MORNING INCREASING TO 2300 FT AGL INCREASING TO 2600 FT AGL INCREASING TO 2800 FT AGL DECREASING TO 2500 FT AGL DECREASING TO 2200 FT AGL DECREASING TO 1800 FT AGL LATE IN THE AFTERNOON DECREASING TO 1500 FT AGL. TRANSPORT WINDS.....SOUTHEAST 7 TO 16 MPH INCREASING TO 17 TO 18 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (3000-30200 KNOT-FT). TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........67 67 68 68 68 68 69 71 73 74 76 78 WEATHER COV.....SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC CHC WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TEMP............62 66 69 72 74 76 78 78 78 79 78 77 RH..............83 75 68 64 61 60 57 58 58 58 60 63 20 FT WIND DIR..110 130 160 170 160 120 110 100 100 100 100 100 20 FT WIND SPD..2 2 2 3 4 5 5 5 6 6 6 7 20 FT WIND GUST.5 5 10 10 10 10 10 15 15 15 15 15 MIX HGT (KFT)...0.5 0.9 1.3 1.8 2.3 2.6 2.8 2.8 2.5 2.2 1.8 1.5 TRANSP WIND DIR.110 110 120 120 130 140 140 140 130 120 120 110 TRANSP WIND SPD.7 8 8 9 10 12 13 14 15 16 17 18 CWR.............20 20 20 20 20 20 40 40 40 40 40 40 VRATE KT-FT/10003 7 12 17 23 27 30 30 29 27 24 21 $$ FORECASTER...BRUMER REQUESTED BY...MARYELLEN LOTHSCHUTZ TYPE OF REQUEST...PRESCRIBED .TAG 20090617.NELSO.01/LOT