FNUS73 KLOT 151458 FWSLOT SPOT FORECAST FOR FOX GLOVE PILES...USFS NATIONAL WEATHER SERVICE CHICAGO IL 858 AM CST TUE FEB 15 2011 FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON FEBRUARY 15. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A RIDGE OF HIGH PRESSURE WILL SLIDE EAST TODAY AHEAD OF A WEAK TROUGH OF LOW PRESSURE OVER THE NORTHERN PLAINS. WITH UPPER RIDGING STILL IN PLACE OVER THE FORECAST AREA...MIXING HEIGHTS WILL NOT RISE MUCH DURING THE AFTERNOON TODAY KEEPING VENT RATES POOR THROUGH THE FORECAST PERIOD DESPITE THE INCREASE IN SOUTHERLY WINDS. CLOUD COVER WILL INCREASE FROM THE WEST TODAY. MOISTURE FLUX FROM MELTING SNOW WILL HELP PROP UP RELATIVE HUMIDITY VALUES...KEEPING THEM ABOVE 50 PERCENT THROUGH THE FORECAST PERIOD. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY BECOMING PARTLY CLOUDY. TEMPERATURE.........34 AT IGNITION...MAX 44. RH..................73 PERCENT AT IGNITION...MIN 53 PERCENT. WIND (20 FT)........WINDS SOUTHEAST AT 10 MPH AT IGNITION...OTHERWISE SOUTH WINDS 7 TO 11 MPH WITH GUSTS NEAR 20 MPH THIS AFTERNOON. MIXING HEIGHT.......300-600 FT AGL INCREASING TO 800 FT AGL AT IGNITION...THEN INCREASING TO 1600 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH 18 TO 26 MPH INCREASING TO AROUND 28 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....POOR /18500 KNOT-FT/ AT IGNITION. MAX...POOR /34500 KNOT-FT/. TIME (CST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........47 50 52 54 57 59 61 64 WEATHER COV..... WEATHER TYPE.... TEMP............34 38 41 43 44 43 43 42 RH..............73 64 58 55 53 56 56 61 20FT WIND DIR...150 150 160 160 160 160 160 160 20FT SPEED(MPH).8 9 8 9 9 9 9 9 20FT SPEED(KT)..7 8 7 8 8 8 8 8 20FT GUST(MPH)..16 18 20 21 21 21 20 17 20FT GUST(KT)...14 16 17 18 18 18 17 15 MIX HGT (KFT)...0.8 1.2 1.6 1.6 1.5 1.4 1.3 1.2 TRANSP WIND DIR.150 160 160 160 160 160 160 160 TRANSP WIND SPD.26 25 24 25 26 26 28 28 VRATE KT-FT/100019 26 34 34 35 32 31 29 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. AREAS OF FOG THROUGH THE NIGHT. CHANCE OF DRIZZLE AFTER MIDNIGHT. TEMPERATURE.........MIN 34. RH..................MAX 96 PERCENT. WIND (20 FT)........SOUTH WINDS 6 TO 11 MPH. MIXING HEIGHT.......900-1300 FT AGL DECREASING TO 300-600 FT AGL LATE IN THE EVENING. TRANSPORT WINDS.....SOUTH 17 TO 26 MPH DECREASING TO AROUND 16 MPH EARLY IN THE MORNING. SMOKE DISPERSAL.....POOR (4100-30200 KNOT-FT). TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........66 70 75 79 83 88 92 89 86 83 79 76 WEATHER COV.....ARS ARS ARS ARS ARS ARS CHC CHC CHC CHC CHC CHC WEATHER TYPE....FOG FOG FOG FOG FOG FOG DZF DZF DZF DZF DZF DZF TEMP............41 40 39 38 38 37 37 36 35 35 35 35 RH..............63 66 71 74 77 80 81 86 91 92 92 96 20FT WIND DIR...170 170 170 180 190 190 190 190 200 200 200 200 20FT SPEED(MPH).9 9 8 8 7 7 6 6 6 6 5 5 20FT SPEED(KT)..8 8 7 7 6 6 6 6 5 5 4 4 20FT GUST(MPH)..16 16 15 15 16 16 16 15 14 12 10 9 20FT GUST(KT)...14 14 13 13 14 14 14 13 12 10 9 8 MIX HGT (KFT)...1.3 1.3 1.2 1.2 0.9 0.6 0.3 0.3 0.4 0.4 0.4 0.3 TRANSP WIND DIR.170 170 180 180 180 190 190 190 190 190 200 200 TRANSP WIND SPD.26 26 25 24 23 22 20 20 18 18 17 16 VRATE KT-FT/100030 29 28 25 18 10 4 4 6 8 7 5 .WEDNESDAY... SKY/WEATHER.........MOSTLY CLOUDY. TEMPERATURE.........MAX 51. RH..................MIN 59 PERCENT. WIND (20 FT)........SOUTH WINDS 6 TO 8 MPH. MIXING HEIGHT.......300-500 FT AGL INCREASING TO 800-1100 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTH 15 TO 18 MPH. SMOKE DISPERSAL.....POOR (3400-16500 KNOT-FT). TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........73 72 70 69 67 66 65 69 73 77 81 85 WEATHER COV..... WEATHER TYPE.... TEMP............34 35 36 39 43 46 48 50 51 51 50 50 RH..............100 96 96 83 76 66 63 59 59 63 64 68 20FT WIND DIR...200 200 200 190 190 190 190 190 180 180 180 170 20FT SPEED(MPH).5 5 5 5 5 5 5 5 6 6 6 6 20FT SPEED(KT)..4 4 4 4 4 4 4 4 5 5 5 6 20FT GUST(MPH)..9 9 9 10 12 13 14 14 14 15 15 16 20FT GUST(KT)...8 8 8 9 10 11 12 12 12 13 13 14 MIX HGT (KFT)...0.3 0.3 0.4 0.5 0.8 1.1 1.1 1.1 1.1 1.0 0.9 0.6 TRANSP WIND DIR.200 200 190 190 190 190 190 190 180 180 180 170 TRANSP WIND SPD.16 15 15 16 16 16 16 16 17 17 18 18 VRATE KT-FT/10003 4 5 7 10 15 15 17 17 15 14 10 $$ FORECASTER...DEUBELBEISS REQUESTED BY...JEFF MARTINA TYPE OF REQUEST...PRESCRIBED .TAG 20110215.FOXGL.02/LOT