FNUS73 KOAX 040929 FWSOAX SPOT FORECAST FOR NARROWS RIVER PARK...POTTAWATTAMIE COUNTY CONSERVATION NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 429 AM CDT WED MAY 4 2011 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON MAY 04. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SOUTHEASTERLY WINDS WILL INCREASE TODAY TO 20 TO 30 MPH...BUT COULD GUST UP TO 35 MPH THROUGH THE AFTERNOON. MINIMUM RELATIVE HUMIDITY VALUES WILL DROP TO AROUND 30 PERCENT THIS AFTERNOON...AND COULD DIP INTO THE UPPER 20S. A COLD FRONT IS EXPECTED TO MOVE ACROSS THE LOCAL AREA OVERNIGHT BRINGING A CHANCE OF SHOWERS AND THUNDERSTORMS. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT). MAX TEMPERATURE.....62 AT IGNITION...MAX 70. MIN HUMIDITY........35 PERCENT AT IGNITION...MIN 31 PERCENT. 20-FOOT WINDS.......WINDS SOUTHEAST AT 22 MPH AT IGNITION...OTHERWISE SOUTHEAST WINDS 10 TO 17 MPH INCREASING TO 20 TO 24 MPH WITH GUSTS TO AROUND 35 MPH IN THE LATE MORNING AND AFTERNOON. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 5. MIXING HEIGHT.......300-2200 FT AGL INCREASING TO 2700-4100 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTHEAST 20 TO 29 MPH INCREASING TO SOUTH 32 TO 37 MPH IN THE LATE MORNING AND AFTERNOON. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........21 30 43 52 59 64 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............38 48 58 65 69 70 RH..............59 46 37 34 31 33 20 FT WIND......SE 10 SE 17 SE 22 SE 23 SE 24 SE 24 20 FT WIND GUST.15 25 30 30 35 30 HAINES INDEX....5 4 3 4 5 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE EVENING. ISOLATED THUNDERSTORMS IN THE EVENING. CHANCE OF RAIN SHOWERS LATE IN THE EVENING. MIN TEMPERATURE.....MIN 47. MAX HUMIDITY........MAX 83 PERCENT. 20-FOOT WINDS.......SOUTH WINDS 13 TO 22 MPH SHIFTING TO THE WEST 9 TO 10 MPH AFTER MIDNIGHT. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2200-3200 FT AGL DECREASING TO 300-1200 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....SOUTHEAST 28 TO 37 MPH SHIFTING TO THE SOUTHWEST 21 TO 28 MPH IN THE LATE EVENING AND EARLY MORNING...THEN SHIFTING TO THE WEST 18 TO 20 MPH EARLY IN THE MORNING. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........73 73 73 73 70 63 WEATHER COV.....S CHC S CHC CHANCE WEATHER TYPE....RNSHWR RNSHWR RNSHWR NONE NONE NONE TEMP............67 61 56 53 50 48 RH..............43 53 64 74 83 83 20 FT WIND......SE 22 SE 18 S 15 S 14 SW 10 W 9 20 FT WIND GUST.30 25 25 20 15 10 HAINES INDEX....3 4 4 4 3 3 .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). MAX TEMPERATURE.....MAX 67. MIN HUMIDITY........MIN 30 PERCENT. 20-FOOT WINDS.......NORTHWEST WINDS 10 TO 13 MPH. 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.......300-2000 FT AGL INCREASING TO 8400-8800 FT AGL. TRANSPORT WINDS.....NORTHWEST 15 TO 21 MPH. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........47 46 45 42 49 48 WEATHER COV..... S CHC S CHC S CHC WEATHER TYPE....NONE NONE NONE RNSHWR RNSHWR RNSHWR TEMP............48 53 59 63 66 67 RH..............77 66 53 43 33 30 20 FT WIND......W 10 NW 10 NW 12 NW 13 NW 13 NW 13 20 FT WIND GUST.15 15 15 15 15 15 HAINES INDEX....3 4 4 4 5 5 .FORECAST DAYS 3 THROUGH 5... .FRIDAY... PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 9 MPH. .SATURDAY... MOSTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. NORTH WINDS AROUND 8 MPH. .SUNDAY... PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS AROUND 8 MPH. $$ FORECASTER...NWS OMAHA/VALLEY REQUESTED BY...CHAD GRAEVE TYPE OF REQUEST...PRESCRIBED .TAG 20110504.NARRO.01/OAX