FNUS73 KOAX 191610 FWSOAX SPOT FORECAST FOR BLACKBIRD...WINNEBAGO AGENCY NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 1110 AM CDT MON APR 19 2010 IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... MOSTLY SUNNY SKIES THIS MORNING WILL GIVE WAY TO SOME INCREASE IN CLOUDS BY EARLY AFTERNOON. LIGHT AND VARIABLE WINDS THIS MORNING WILL BECOME SOUTH AND THEN SOUTHEAST THROUGH THE DAY...BUT REMAIN LIGHT. RELATIVE HUMIDITY WILL REMAIN IN THE 70 TO 80 PERCENT RANGE THROUGH THE MORNING...BUT QUICKLY DROP INTO THE 20S BY LATE AFTERNOON. .TODAY... SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....AROUND 66. MIN HUMIDITY........27 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH LATE IN THE MORNING. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-1500 FT AGL INCREASING TO 2500-4000 FT AGL LATE IN THE MORNING...THEN INCREASING TO 3900-5000 FT AGL EARLY IN THE AFTERNOON DECREASING TO 2800 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH 5 TO 12 MPH. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........45 47 49 52 56 56 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............37 50 58 62 65 66 RH..............79 58 46 41 31 27 20 FT WIND......W 1 E 0 S 2 S 6 S 6 S 8 20 FT WIND GUST. 5 10 HAINES INDEX....5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). MIN TEMPERATURE.....AROUND 44. MAX HUMIDITY........74 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH IN THE EVENING 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.......300-1700 FT AGL. TRANSPORT WINDS.....SOUTHEAST 5 TO 12 MPH. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........53 55 57 58 64 70 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............64 56 50 47 45 44 RH..............32 44 56 63 66 72 20 FT WIND......S 10 S 7 S 5 S 3 S 2 SE 2 20 FT WIND GUST.15 10 5 5 5 HAINES INDEX....5 5 5 5 5 5 .TUESDAY... SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT). MAX TEMPERATURE.....AROUND 65. MIN HUMIDITY........39 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 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.......300-1000 FT AGL INCREASING TO 2900 FT AGL LATE IN THE MORNING...THEN INCREASING TO 4900-6800 FT AGL LATE IN THE MORNING INCREASING TO 6900-7100 FT AGL EARLY IN THE AFTERNOON DECREASING TO 4800 FT AGL DECREASING TO 2500 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 5 TO 14 MPH. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........75 74 72 71 68 63 WEATHER COV.....S CHC S CHC S CHC S CHC S CHC S CHC WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............45 52 59 62 64 65 RH..............74 59 48 42 39 39 20 FT WIND......SE 3 SE 6 SE 8 S 8 SW 9 SW 9 20 FT WIND GUST.5 10 10 10 15 15 HAINES INDEX....4 4 4 5 5 5 $$ FORECASTER...BOUSTEAD REQUESTED BY...LARRY THOMPSON TYPE OF REQUEST...PRESCRIBED .TAG 20100419.BLACK.01/OAX