FNUS73 KOAX 250942 FWSOAX SPOT FORECAST FOR OMAHA 385N...BIA-WINNEBAGO AGENCY NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 442 AM CDT TUE AUG 25 2009 IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A COLD FRONT WILL MOVE SOUTHEAST THROUGH THE AREA TODAY. WINDS WILL SHIFT TO THE NORTH AFTER THE FRONT MOVES THROUGH. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS. MAX TEMPERATURE.....AROUND 81. MIN HUMIDITY........54 PERCENT. 20-FOOT WINDS.......NORTH WINDS 6 TO 10 MPH. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-1900 FT AGL INCREASING TO 2500-3700 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....NORTHWEST 9 TO 18 MPH SHIFTING TO THE NORTHEAST AROUND 16 MPH LATE IN THE AFTERNOON. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........89 85 79 76 78 81 WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............65 69 74 78 80 81 RH..............100 97 78 64 57 55 20 FT WIND......W 9 NW 9 N 9 N 9 N 8 N 6 20 FT WIND GUST.10 10 10 10 10 HAINES INDEX....3 3 3 3 3 3 .TONIGHT... SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 60. MAX HUMIDITY........96 PERCENT. 20-FOOT WINDS.......NORTH WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING NORTH AROUND 5 MPH EARLY IN THE MORNING. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1000-2800 FT AGL DECREASING TO 300-700 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....NORTH 9 TO 16 MPH DECREASING TO 5 TO 9 MPH LATE IN THE EVENING. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........84 86 89 91 89 86 WEATHER COV.....CHANCE CHANCE CHANCE S CHC S CHC S CHC WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............78 71 67 65 63 61 RH..............63 79 87 88 90 96 20 FT WIND......N 5 NE 3 NE 3 N 2 N 3 N 5 20 FT WIND GUST. 5 5 5 HAINES INDEX....2 2 2 2 2 3 .WEDNESDAY... SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). MAX TEMPERATURE.....AROUND 78. MIN HUMIDITY........52 PERCENT. 20-FOOT WINDS.......NORTHEAST WINDS 5 TO 9 MPH. HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-2200 FT AGL INCREASING TO 2800-4000 FT AGL IN THE AFTERNOON...THEN DECREASING TO 1500 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....NORTHEAST 9 TO 15 MPH. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........84 83 82 81 75 68 WEATHER COV.....S CHC S CHC S CHC WEATHER TYPE....RNSHWR RNSHWR RNSHWR NONE NONE NONE TEMP............60 64 71 75 77 78 RH..............96 82 69 59 53 53 20 FT WIND......NE 5 NE 6 NE 8 NE 9 NE 8 NE 8 20 FT WIND GUST. 10 10 10 10 HAINES INDEX....4 5 5 5 4 4 .FORECAST DAYS 3 THROUGH 5... .THURSDAY... MOSTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH. .FRIDAY... PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. NORTH WINDS AROUND 7 MPH. .SATURDAY... NOT AS WARM. MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS AROUND 70. NORTHWEST WINDS AROUND 8 MPH. $$ FORECASTER...NWS OMAHA/VALLEY REQUESTED BY...DUWAYNE TRAVERSIE TYPE OF REQUEST...PRESCRIBED .TAG 20090825.OMAHA.01/OAX