FNUS73 KOAX 080954 FWSOAX SPOT FORECAST FOR ST-BAR UNIT 6 RX...BIA NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 454 AM CDT THU SEP 8 2011 FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON SEPTEMBER 08. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... TEMPERATURES NEAR 50 AT SUNRISE WILL RISE TO BETWEEN 55 AND 60 AT INGNITION TIME...WITH LIGHT NORTH NORTHEAST WINDS INCREASING ONLY INTO THE 5 TO 10 MPH RANGE. RELATIVE HUMIDITY NEAR 90 PERCENT AT SUNRISE SHOULD DROP TO 75 PERCENT AT IGNITION TIME...THEN TO NEAR 50 PERCENT BY SHORTLY AFTER NOON. .TODAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....56 AT IGNITION...MAX 77. MIN HUMIDITY........83 PERCENT AT IGNITION...MIN 45 PERCENT. 20-FOOT WINDS.......WINDS EAST AT 5 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING NORTHEAST 5 TO 7 MPH EARLY IN THE MORNING. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 5. MIXING HEIGHT.......300-1800 FT AGL INCREASING TO 3300-5100 FT AGL LATE IN THE MORNING...THEN INCREASING TO 3900-5700 FT AGL EARLY IN THE AFTERNOON DECREASING TO 2100 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....NORTHEAST 2 TO 10 MPH INCREASING TO AROUND 12 MPH LATE IN THE AFTERNOON. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........15 15 15 15 15 15 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............50 56 65 72 76 77 RH..............100 83 62 50 46 46 20 FT WIND......SE 2 E 5 E 7 NE 7 NE 7 NE 7 20 FT WIND GUST. HAINES INDEX....5 4 4 4 5 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). MIN TEMPERATURE.....MIN 56. MAX HUMIDITY........MAX 86 PERCENT. 20-FOOT WINDS.......NORTH WINDS 5 TO 6 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING NORTHWEST AROUND 5 MPH EARLY IN THE MORNING. 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 FT AGL. TRANSPORT WINDS.....NORTHWEST 5 TO 12 MPH. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........15 15 15 15 15 15 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............73 66 63 60 59 57 RH..............51 63 71 74 78 83 20 FT WIND......NE 6 N 5 N 3 NW 2 NW 3 NW 3 20 FT WIND GUST. 5 5 5 HAINES INDEX....5 5 5 5 4 4 .FRIDAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....MAX 80. MIN HUMIDITY........MIN 44 PERCENT. 20-FOOT WINDS.......NORTH WINDS 6 TO 13 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 FT AGL INCREASING TO 2500 FT AGL LATE IN THE MORNING...THEN INCREASING TO 4700 FT AGL LATE IN THE MORNING INCREASING TO 6900-7200 FT AGL EARLY IN THE AFTERNOON DECREASING TO 4900 FT AGL DECREASING TO 2600 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....NORTH 12 TO 18 MPH. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........20 20 20 20 20 20 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............56 61 70 76 79 80 RH..............86 74 58 48 45 44 20 FT WIND......NW 6 N 8 N 12 N 13 N 13 N 12 20 FT WIND GUST. 10 15 15 15 15 HAINES INDEX....4 4 4 5 5 5 $$ FORECASTER...DERGAN REQUESTED BY...DUWAYNE TRAVERSIE-FMS TYPE OF REQUEST...PRESCRIBED .TAG 20110908.STBAR.01/OAX