FNUS73 KOAX 040950 FWSOAX SPOT FORECAST FOR TROXEL SOUTH...POTTAWATTAMIE COUNTY CONSERVATION NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 450 AM CDT THU NOV 4 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... GUSTY NORTHWEST WINDS WILL ONCE AGAIN DEVELOP THIS MORNING AND CONTINUE THROUGH MOST OF THE AFTERNOON BEFORE DIMINISHING THIS EVENING. THE STRONGER WINDS WILL LEAD TO DEEP VERTICAL MIXING TODAY AND RELATIVE HUMIDITY FALLING TO NEAR 30 PERCENT BY LATE AFTERNOON FOR MOST AREAS. THE WINDS ARE EXPECTED TO QUICKLY DIMINISH THIS EVENING AS HIGH PRESSURE BUILDS INTO THE AREA LEADING TO A QUICK RECOVERY IN RELATIVE HUMIDITY. A WARM-UP IS IN STORE FOR THE WEEKEND AS WINDS BECOME SOUTHERLY. .TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....AROUND 52. MIN HUMIDITY........39 PERCENT. 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 16 MPH INCREASING TO 20 TO 23 MPH WITH GUSTS TO AROUND 35 MPH IN THE LATE MORNING AND AFTERNOON. HAINES INDEX........3 TO 5 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-1400 FT AGL INCREASING TO 2300-4100 FT AGL LATE IN THE MORNING...THEN INCREASING TO 3100-4500 FT AGL LATE IN THE AFTERNOON DECREASING TO 1700 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....NORTHWEST 20 TO 29 MPH INCREASING TO 29 TO 35 MPH IN THE LATE MORNING AND AFTERNOON. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........5 18 24 36 26 17 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............35 37 42 48 51 50 RH..............78 72 60 38 33 39 20 FT WIND......NW 10 NW 16 N 20 N 21 NW 23 NW 22 20 FT WIND GUST.15 25 30 30 30 30 HAINES INDEX....5 4 4 5 5 5 .TONIGHT... SKY/WEATHER.........CLEAR (0-10 PERCENT). MIN TEMPERATURE.....AROUND 29. MAX HUMIDITY........85 PERCENT. 20-FOOT WINDS.......NORTH WINDS 8 TO 16 MPH BECOMING LIGHT. 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.......300-400 FT AGL. TRANSPORT WINDS.....NORTH 16 TO 25 MPH DECREASING TO 10 TO 15 MPH AFTER MIDNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........8 0 4 4 5 0 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............46 40 35 33 30 29 RH..............43 55 66 72 81 85 20 FT WIND......NW 16 N 12 N 9 N 8 N 5 N 5 20 FT WIND GUST.25 15 10 10 HAINES INDEX....5 4 4 5 5 5 .FRIDAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). MAX TEMPERATURE.....AROUND 50. MIN HUMIDITY........37 PERCENT. 20-FOOT WINDS.......LIGHT WINDS BECOMING WEST 5 TO 6 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.......300-2100 FT AGL INCREASING TO 2500-3600 FT AGL IN THE AFTERNOON...THEN DECREASING TO 1400 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....WEST 6 TO 13 MPH. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........2 0 6 6 8 9 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............29 31 37 45 49 49 RH..............85 78 61 45 39 39 20 FT WIND......N 3 N 5 N 5 NW 6 NW 6 W 5 20 FT WIND GUST.5 HAINES INDEX....5 4 4 5 5 5 $$ FORECASTER...BOUSTEAD REQUESTED BY...CHAD GRAEVE TYPE OF REQUEST...PRESCRIBED .TAG 20101104.TROXE.02/OAX