FNUS73 KOAX 031105 FWSOAX SPOT FORECAST FOR LOESS HILLS BENGLE...IOWA DNR NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 605 AM CDT TUE MAY 3 2011 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MAY 03. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL PREVAIL EARLY THIS MORNING WITH LIGHT AND VARIABLE WINDS AND MOSTLY CLEAR SKIES. WINDS WILL EVENTUALLY BECOME SOUTHEAST AT 5 TO 10 MPH...WITH TEMPERATURES RISING INTO THE LOWER 60S THIS AFTERNOON AND MINIMUM RELATIVE HUMIDITY VALUES DROPPING TO AROUND 20 PERCENT. .TODAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). PATCHY FROST EARLY IN THE MORNING. MAX TEMPERATURE.....47 AT IGNITION...MAX 62. MIN HUMIDITY........43 PERCENT AT IGNITION...MIN 19 PERCENT. 20-FOOT WINDS.......WINDS NORTH AT 5 MPH AT IGNITION...OTHERWISE EAST WINDS 5 TO 6 MPH SHIFTING TO THE SOUTHEAST 6 TO 8 MPH EARLY IN THE AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 6. MIXING HEIGHT.......300-1500 FT AGL INCREASING TO 6000-7200 FT AGL. TRANSPORT WINDS.....NORTHEAST 3 TO 10 MPH. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........10 4 4 0 2 3 WEATHER COV.....PATCHY WEATHER TYPE....FROST NONE NONE NONE NONE NONE TEMP............30 41 52 58 61 62 RH..............81 54 35 26 21 19 20 FT WIND......N 5 N 6 NE 5 E 5 SE 6 S 7 20 FT WIND GUST. HAINES INDEX....4 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). MIN TEMPERATURE.....MIN 36. MAX HUMIDITY........MAX 75 PERCENT. 20-FOOT WINDS.......SOUTHEAST WINDS 6 TO 8 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.......3700-5500 FT AGL DECREASING TO 300-2000 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....SOUTHEAST 3 TO 12 MPH INCREASING TO 13 TO 18 MPH IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........4 5 4 2 9 20 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............59 50 43 41 38 36 RH..............24 43 57 53 63 74 20 FT WIND......SE 8 SE 7 SE 6 SE 8 SE 8 SE 8 20 FT WIND GUST.10 10 10 10 HAINES INDEX....6 5 5 5 5 5 .WEDNESDAY... SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). MAX TEMPERATURE.....MAX 70. MIN HUMIDITY........MIN 30 PERCENT. 20-FOOT WINDS.......SOUTHEAST WINDS 9 TO 17 MPH SHIFTING TO THE SOUTH 20 TO 22 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.......300-2200 FT AGL INCREASING TO 2700-3100 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTHEAST 18 TO 23 MPH INCREASING TO SOUTH 28 TO 36 MPH EARLY IN THE MORNING. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........32 43 57 67 72 77 WEATHER COV..... S CHC S CHC S CHC WEATHER TYPE....NONE NONE NONE RNSHWR RNSHWR RNSHWR TEMP............37 47 58 66 69 70 RH..............71 49 34 30 31 33 20 FT WIND......SE 9 SE 17 S 22 S 22 S 22 S 21 20 FT WIND GUST.10 25 30 30 30 30 HAINES INDEX....4 3 3 4 4 4 .FORECAST DAYS 3 THROUGH 5... .THURSDAY... MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. WEST WINDS AROUND 12 MPH. .FRIDAY... PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S. SOUTH WINDS AROUND 10 MPH. .SATURDAY... PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS AROUND 70. NORTH WINDS AROUND 8 MPH. $$ FORECASTER...NWS OMAHA/VALLEY REQUESTED BY...BRIAN HICKMAN TYPE OF REQUEST...PRESCRIBED .TAG 20110503.LOESS.01/OAX