FNUS73 KOAX 020952 FWSOAX SPOT FORECAST FOR HITCHCOCK NATURE CENTER...POTTAWATTAMIE COUNTY CONSERVATION NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 452 AM CDT TUE NOV 2 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... LIGHT WINDS THIS MORNING WITH HIGH PRESSURE IN THE AREA WILL GIVE WAY TO LIGHT SOUTH WINDS BY THIS AFTERNOON. THE LIGHT WINDS WILL LIMIT AFTERNOON MIXING AND SMOKE DISPERSAL. A COLD FRONT WILL MOVE THROUGH THE AREA TONIGHT ALLOWING FOR THE WINDS TO BECOME WEST AND THEN NORTHWEST THROUGH THE DAY ON WEDNESDAY LEADING TO BETTER MIXING. .TODAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). MAX TEMPERATURE.....AROUND 61. MIN HUMIDITY........33 PERCENT. 20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH IN THE AFTERNOON. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300-2100 FT AGL INCREASING TO 1000-2600 FT AGL EARLY IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH 2 TO 9 MPH. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........9 6 4 2 10 18 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............36 40 46 54 60 60 RH..............72 67 55 43 35 35 20 FT WIND......SE 1 SE 1 SE 2 SE 5 S 6 S 6 20 FT WIND GUST. HAINES INDEX....4 4 4 4 4 4 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING PARTLY CLOUDY (40-50 PERCENT). MIN TEMPERATURE.....AROUND 39. MAX HUMIDITY........85 PERCENT. 20-FOOT WINDS.......SOUTH WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING NORTHWEST 5 TO 9 MPH AFTER MIDNIGHT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300 FT AGL. TRANSPORT WINDS.....NORTHWEST 6 TO 14 MPH. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........28 37 48 57 52 45 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............54 48 44 44 42 40 RH..............43 54 60 60 67 79 20 FT WIND......S 5 S 3 S 3 SW 3 W 6 W 8 20 FT WIND GUST. 5 5 5 10 HAINES INDEX....4 4 4 4 4 4 .WEDNESDAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....AROUND 61. MIN HUMIDITY........35 PERCENT. 20-FOOT WINDS.......NORTHWEST WINDS 5 TO 13 MPH INCREASING TO 16 TO 22 MPH IN THE LATE MORNING AND AFTERNOON. 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 INCREASING TO 2400-4000 FT AGL IN THE AFTERNOON...THEN DECREASING TO 1500 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....NORTHWEST 9 TO 13 MPH INCREASING TO 20 TO 29 MPH EARLY IN THE MORNING. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........40 22 11 5 4 3 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............39 43 50 56 61 60 RH..............85 76 58 47 36 35 20 FT WIND......N 5 NW 10 NW 16 N 20 NW 22 NW 20 20 FT WIND GUST. 15 25 30 30 30 HAINES INDEX....4 5 5 5 5 5 $$ FORECASTER...BOUSTEAD REQUESTED BY...CHAD GRAEVE TYPE OF REQUEST...PRESCRIBED .TAG 20101102.HITCH.01/OAX