FNUS73 KLBF 281345 FWSLBF SPOT FORECAST FOR 2A...USFWS REFUGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 845 AM CDT THU APR 28 2011 FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON APRIL 28. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... UPPER LEVEL RIDGING WILL BUILD EAST ACROSS THE CENTRAL PLAINS TODAY...ALLOWING FOR CLEAR SKIES AND WARMER TEMPERATURES IN THE MID 60S. AT THE SURFACE...HIGH PRESSURE WILL SHIFT EAST OF THE AREA BY AFTERNOON...WITH WINDS GRADUALLY BACKING FROM NORTHWESTERLY EARLY IN THE AFTERNOON...TO SOUTHERLY BY EARLY EVENING. .TODAY... SKY/WEATHER.........SUNNY. TEMPERATURE.........60 AT IGNITION...MAX 66. RH..................31 PERCENT AT IGNITION...MIN 25 PERCENT. EYE LEVEL WINDS.....WEST WINDS 8 TO 13 MPH. WIND (20 FT)........WINDS NORTHWEST AT 13 MPH AT IGNITION...OTHERWISE WEST WINDS 8 TO 13 MPH. GUSTS UP TO 25 MPH IN THE LATE MORNING AND EARLY AFTERNOON. LAL.................1. HAINES INDEX........3 VERY LOW AT IGNITION...MAX 4. MIXING HEIGHT.......200-1400 FT AGL UNTIL 0900. 8200-8700 FT AGL AFTER 1400. TRANSPORT WINDS.....NORTHWEST 12 TO 21 MPH SHIFTING TO THE WEST 16 TO 24 MPH IN THE LATE MORNING AND AFTERNOON. SMOKE DISPERSAL.....POOR INCREASING TO VERY GOOD. TIME (CDT) 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........15 15 16 16 17 18 WEATHER COV..... WEATHER TYPE.... TEMP............60 62 64 65 65 65 RH..............31 28 25 25 25 25 20 FT WIND DIR..NW NW W W W W 20 FT WIND SPD..10 10 9 8 7 6 20 FT WIND GUST.25 20 20 15 15 15 EYE LVL WND DIR.NW NW W W W W EYE LVL WND SPD.10 10 9 8 7 6 EYE LVL WND GST.25 20 20 15 15 15 HAINES INDEX....3 3 3 3 3 2 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. TEMPERATURE.........MIN 44. RH..................MAX 65 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 7 TO 10 MPH. WIND (20 FT)........SOUTH WINDS 7 TO 10 MPH. LAL.................1. HAINES INDEX........2 TO 5 OR VERY LOW TO MODERATE. MIXING HEIGHT.......8000 FT AGL UNTIL 2000. 0-200 FT AGL AFTER 2200. TRANSPORT WINDS.....SOUTHWEST 13 TO 15 MPH SHIFTING TO THE SOUTH 8 TO 16 MPH EARLY IN THE EVENING. SMOKE DISPERSAL.....GOOD TO VERY GOOD DECREASING TO POOR TO POOR EARLY IN THE EVENING. TIME (CDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM SKY (%).........18 20 25 30 34 39 41 43 46 49 52 55 WEATHER COV..... WEATHER TYPE.... TEMP............64 61 57 54 52 51 50 49 48 47 46 46 RH..............25 28 34 38 41 44 46 48 49 51 55 55 20 FT WIND DIR..SW SW S SE S S S S S S S S 20 FT WIND SPD..6 6 6 6 6 6 7 8 8 8 7 6 20 FT WIND GUST.10 10 10 10 15 15 15 15 15 15 15 15 EYE LVL WND DIR.SW SW S SE S S S S S S S S EYE LVL WND SPD.6 6 6 6 6 6 7 8 8 8 7 6 EYE LVL WND GST.10 10 10 10 15 15 15 15 15 15 15 15 HAINES INDEX....2 2 3 3 3 4 4 4 5 5 5 4 .FRIDAY... SKY/WEATHER.........PARTLY SUNNY. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. TEMPERATURE.........MAX 66. RH..................MIN 41 PERCENT. EYE LEVEL WINDS.....SOUTHWEST WINDS 8 TO 14 MPH SHIFTING TO THE NORTH 12 TO 14 MPH EARLY IN THE AFTERNOON. WIND (20 FT)........SOUTHWEST WINDS 8 TO 14 MPH WITH GUSTS TO AROUND 25 MPH SHIFTING TO THE NORTH 12 TO 14 MPH WITH GUSTS TO AROUND 25 MPH EARLY IN THE AFTERNOON. LAL.................1 INCREASING TO 3 IN THE AFTERNOON. HAINES INDEX........3 TO 5 OR VERY LOW TO MODERATE. MIXING HEIGHT.......300-2200 FT AGL UNTIL 1300...THEN 3100 FT AGL UNTIL 1400...THEN 5500 FT AGL UNTIL 1500...THEN 7600-9100 FT AGL UNTIL 1800...THEN 4900 FT AGL. TRANSPORT WINDS.....SOUTH 17 TO 25 MPH INCREASING TO 21 TO 28 MPH LATE IN THE MORNING...THEN BECOMING WEST 8 TO 15 MPH IN THE AFTERNOON INCREASING TO NORTHWEST AROUND 23 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....POOR TO FAIR INCREASING TO FAIR TO GOOD IN THE AFTERNOON. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........56 56 55 54 53 52 51 55 61 67 74 80 WEATHER COV..... CHC CHC CHC CHC CHC CHC WEATHER TYPE.... RW RW RW RW RW RW TEMP............45 47 50 54 57 59 62 63 64 65 65 64 RH..............58 56 50 45 42 40 38 36 37 37 37 38 20 FT WIND DIR..S S S S S S SW SW NW N N N 20 FT WIND SPD..6 8 10 11 11 10 9 10 10 10 10 11 20 FT WIND GUST.15 15 20 25 25 25 20 20 25 25 25 25 EYE LVL WND DIR.S S S S S S SW SW NW N N N EYE LVL WND SPD.6 8 10 11 11 10 9 10 10 10 10 11 EYE LVL WND GST.15 15 20 25 25 25 20 20 25 25 25 25 HAINES INDEX....4 4 5 5 5 4 4 4 3 3 3 3 $$ FORECASTER...JACOBS REQUESTED BY...TROY DAVIS TYPE OF REQUEST...PRESCRIBED .TAG 20110428.2A___.01/LBF