FNUS73 KOAX 171145 FWSOAX SPOT FORECAST FOR HITCHCOCK NATURE CENTER...POTTAWATTAMIE COUNTY CONSERVATION NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 645 AM CDT FRI APR 17 2009 IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SOUTHEASTERLY WINDS AND RELATIVELY DRY CONDITION ARE EXPECTED OVER THE OUTLOOK AREA THIS AFTERNOON. LEADING INTO TONIGHT...AN APPROACHING STORM SYSTEM CROSSING THE CENTRAL ROCKIES WILL BE THE FOCUS FOR WIDESPREAD SHOWERS AND OCCASIONAL THUNDERSTORMS ...AND WILL LIKELY CONTINUE WELL INTO THIS WEEKEND. .TODAY... SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). MAX TEMPERATURE.....AROUND 70. MIN HUMIDITY........42 PERCENT. 20-FOOT WINDS.......EAST WINDS 8 TO 12 MPH. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-2200 FT AGL INCREASING TO 3000-4800 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTHEAST 9 TO 17 MPH. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........72 68 64 60 64 70 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............47 52 60 65 69 70 RH..............79 71 58 50 44 42 20 FT WIND......SE 8 SE 10 SE 10 E 10 E 10 E 12 20 FT WIND GUST.10 15 15 15 HAINES INDEX....4 4 4 4 4 4 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN SHOWERS AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 51. MAX HUMIDITY........93 PERCENT. 20-FOOT WINDS.......EAST WINDS 8 TO 12 MPH. 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.......3000-4400 FT AGL DECREASING TO 300-1600 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....EAST 14 TO 20 MPH DECREASING TO 9 TO 12 MPH AFTER MIDNIGHT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........74 79 85 90 93 97 WEATHER COV..... CHANCE CHANCE CHANCE WEATHER TYPE....NONE NONE NONE RNSHWR RNSHWR RNSHWR TEMP............68 63 59 56 54 52 RH..............47 56 67 74 80 86 20 FT WIND......E 12 E 10 E 9 E 8 E 8 E 8 20 FT WIND GUST.15 15 10 10 10 10 HAINES INDEX....4 4 4 4 3 3 .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). RAIN SHOWERS AND CHANCE OF THUNDERSTORMS. MAX TEMPERATURE.....AROUND 65. MIN HUMIDITY........58 PERCENT. 20-FOOT WINDS.......EAST WINDS 6 TO 12 MPH. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-2200 FT AGL INCREASING TO 2500-3500 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHEAST 13 TO 22 MPH DECREASING TO 7 TO 12 MPH LATE IN THE AFTERNOON. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........100 97 93 90 73 73 WEATHER COV.....DEFNTE DEFNTE DEFNTE DEFNTE DEFNTE DEFNTE WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............51 54 59 62 64 65 RH..............93 86 75 70 65 58 20 FT WIND......E 9 E 10 E 12 E 12 E 9 E 7 20 FT WIND GUST.10 15 15 15 10 10 HAINES INDEX....3 2 2 3 3 3 .FORECAST DAYS 3 THROUGH 5... .SUNDAY... COOLER. SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 50S. NORTH WINDS AROUND 14 MPH. .MONDAY... PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS AROUND 60. NORTHWEST WINDS AROUND 12 MPH. .TUESDAY... PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 8 MPH. $$ FORECASTER...NWS OMAHA/VALLEY REQUESTED BY...CHAD GRAEVE TYPE OF REQUEST...PRESCRIBED .TAG 20090417.HITCH.01/OAX