FNUS73 KOAX 240944 FWSOAX SPOT FORECAST FOR VINCENT BLUFF...NATURE CONSERVANCY NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 444 AM CDT TUE APR 24 2012 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 24. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A WARM FRONT WILL LIKELY PUSH INTO WESTERN IOWA ALLOWING A DRAMATIC WARM-UP ACROSS THE AREA. THIS IN TURN SHOULD ALLOW RELATIVE HUMIDITY VALUES TO PLUMMET BY EARLY AFTERNOON. THE FRONT SHOULD STALL IN WESTERN IOWA AND WINDS WILL TURN EAST TO SOUTHEAST. THIS COULD ALLOW RELATIVE HUMIDITIES TO REBOUND OVER PARTS OF THE REGION LATE THIS AFTERNOON OR EARLY THIS EVENING. .TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....AROUND 83. MIN HUMIDITY........32 PERCENT. WIND (20 FT)........NORTH WINDS 6 TO 9 MPH. HAINES INDEX........4 TO 6 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......0-800 FT AGL INCREASING TO 3700 FT AGL EARLY IN THE AFTERNOON...THEN INCREASING TO 6800-8500 FT AGL LATE IN THE AFTERNOON DECREASING TO 6500 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....NORTHWEST 9 TO 14 MPH. TIME (CDT) 1 PM 3 PM 5 PM 7 PM 9 PM 11 PM SKY (%).........18 17 16 16 19 24 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............76 81 83 80 72 65 RH..............39 34 32 35 48 63 20 FT WIND......W 6 NW 6 N 6 E 7 E 8 SE 9 20 FT WIND GUST. 10 10 HAINES INDEX....5 6 6 6 5 5 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT). MIN TEMPERATURE.....AROUND 58. MAX HUMIDITY........86 PERCENT. WIND (20 FT)........SOUTH WINDS 7 TO 9 MPH. HAINES INDEX........4 TO 6 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3200 FT AGL DECREASING TO 0-300 FT AGL. TRANSPORT WINDS.....SOUTH 14 TO 18 MPH. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). MAX TEMPERATURE.....AROUND 87. MIN HUMIDITY........31 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH EARLY IN THE MORNING BECOMING LIGHT...THEN BECOMING NORTHWEST 5 TO 7 MPH LATE IN THE AFTERNOON. HAINES INDEX........4 TO 6 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......100-1600 FT AGL INCREASING TO 2800-4500 FT AGL EARLY IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 7 TO 12 MPH SHIFTING TO THE NORTHWEST 10 TO 16 MPH EARLY IN THE AFTERNOON...THEN SHIFTING TO THE NORTH 20 TO 21 MPH LATE IN THE AFTERNOON. .FORECAST DAYS 3 THROUGH 5... .THURSDAY... NOT AS WARM. MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS AROUND 10 MPH. .FRIDAY... COOLER. CLOUDY WITH SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 50S. EAST WINDS AROUND 18 MPH. .SATURDAY... SHOWERS LIKELY. LOWS IN THE MID 40S. HIGHS IN THE UPPER 40S. NORTHEAST WINDS AROUND 12 MPH. $$ FORECASTER...NWS OMAHA/VALLEY REQUESTED BY...CHAD GRAEVE TYPE OF REQUEST...PRESCRIBED .TAG 20120424.VINCE.01/OAX