FNUS73 KLBF 180933 FWSLBF SPOT FORECAST FOR POWDERHORN...USFS NATIONAL WEATHER SERVICE NORTH PLATTE NE 433 AM CDT FRI MAY 18 2012 FORECAST IS BASED ON REQUEST TIME OF 0319 MDT ON MAY 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SUSTAINED SOUTH WIND AT 10 TO 15 MPH IS LIKELY EARLY WITH INCREASES TO 15 TO 25 MPH LATE MORNING. NO PRECIPITATION IS EXPECTED THIS MORNING...BUT THERE IS A SLIGHT CHANCE OF THUNDERSTORMS THIS EVENING. .TODAY... SKY/WEATHER.........PARTLY SUNNY. MAX TEMPERATURE.....AROUND 90. MIN HUMIDITY........20 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 7 TO 15 MPH INCREASING TO 17 TO 18 MPH LATE IN THE AFTERNOON. WIND (20 FT)........SOUTH WINDS 7 TO 15 MPH INCREASING TO 17 TO 18 MPH WITH GUSTS TO AROUND 30 MPH LATE IN THE AFTERNOON. LAL.................1. HAINES INDEX........5 TO 6 OR MODERATE TO HIGH. MIXING HEIGHT.......1100-2300 FT AGL UNTIL 0900. 8500-10100 FT AGL AFTER 1300. TRANSPORT WINDS.....SOUTH 16 TO 24 MPH INCREASING TO 26 TO 29 MPH LATE IN THE AFTERNOON. SMOKE DISPERSAL.....GOOD INCREASING TO EXCELLENT. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........41 42 44 44 44 44 44 46 50 52 57 68 WEATHER COV..... WEATHER TYPE.... TEMP............58 63 68 73 77 81 84 86 87 89 89 88 RH..............57 50 43 37 31 26 23 21 21 20 20 22 20 FT WIND DIR..SW SW S S S S S S S S S S 20 FT WIND SPD..6 6 8 9 10 10 10 11 11 12 14 14 20 FT WIND GUST.10 15 15 20 20 20 25 25 25 25 30 30 EYE LVL WND DIR.SW SW S S S S S S S S S S EYE LVL WND SPD.6 6 8 9 10 10 10 11 11 12 14 14 EYE LVL WND GST.10 15 15 20 20 20 25 25 25 25 30 30 HAINES INDEX....5 5 5 5 5 5 5 5 5 6 6 6 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING...THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE EVENING. CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 54. MAX HUMIDITY........80 PERCENT. EYE LEVEL WINDS.....SOUTHEAST WINDS 10 TO 19 MPH SHIFTING TO THE NORTH 5 TO 14 MPH LATE IN THE EVENING...THEN INCREASING TO 17 TO 18 MPH EARLY IN THE MORNING. WIND (20 FT)........SOUTHEAST WINDS 10 TO 19 MPH WITH GUSTS TO AROUND 35 MPH SHIFTING TO THE NORTH 5 TO 14 MPH WITH GUSTS TO AROUND 25 MPH LATE IN THE EVENING...THEN INCREASING TO 17 TO 18 MPH WITH GUSTS TO AROUND 30 MPH EARLY IN THE MORNING. LAL.................3. HAINES INDEX........2 TO 6 OR VERY LOW TO HIGH. MIXING HEIGHT.......9500-10500 FT AGL UNTIL 2100. 2600-3400 FT AGL AFTER 0400. TRANSPORT WINDS.....SOUTH 22 TO 30 MPH BECOMING WEST 8 TO 17 MPH LATE IN THE EVENING...THEN DECREASING TO 7 TO 15 MPH AFTER MIDNIGHT INCREASING TO NORTHWEST 22 TO 29 MPH EARLY IN THE MORNING INCREASING TO AROUND 35 MPH. SMOKE DISPERSAL.....EXCELLENT DECREASING TO GOOD LATE IN THE EVENING...THEN DECREASING TO POOR LATE IN THE EVENING INCREASING TO GOOD EARLY IN THE MORNING. TIME (MDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........73 73 72 73 76 81 WEATHER COV.....CHANCE CHANCE S CHC CHANCE CHANCE CHANCE WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............86 76 68 64 60 58 RH..............23 34 49 58 69 75 20 FT WIND......S 15 SE 14 E 8 N 4 N 8 N 14 20 FT WIND GUST.35 30 15 5 15 30 EYE LEVEL WIND..S 15 SE 14 E 8 N 4 N 8 N 14 EYE LEVEL WIND..35 30 15 5 15 30 HAINES INDEX....6 6 5 4 3 3 .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE MORNING. CHANCE OF SHOWERS THROUGH THE DAY. MAX TEMPERATURE.....AROUND 61. MIN HUMIDITY........55 PERCENT. EYE LEVEL WINDS.....NORTH WINDS 16 TO 21 MPH. WIND (20 FT)........NORTH WINDS 16 TO 21 MPH WITH GUSTS TO AROUND 35 MPH. LAL.................4 DECREASING TO 3 IN THE AFTERNOON. HAINES INDEX........2 TO 4 OR VERY LOW TO LOW. MIXING HEIGHT.......2200-3800 FT AGL UNTIL 1600...THEN 4200-5000 FT AGL. TRANSPORT WINDS.....NORTH 32 TO 40 MPH DECREASING TO 25 TO 30 MPH IN THE AFTERNOON. SMOKE DISPERSAL.....VERY GOOD. TIME (MDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........84 85 87 88 84 79 WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....TSTORM TSTORM TSTORM RNSHWR RNSHWR RNSHWR TEMP............55 56 58 60 60 60 RH..............80 74 67 64 60 58 20 FT WIND......N 16 N 17 N 17 N 16 N 14 N 14 20 FT WIND GUST.35 35 35 35 30 30 EYE LEVEL WIND..N 16 N 17 N 17 N 16 N 14 N 14 EYE LEVEL WIND..35 35 35 35 30 30 HAINES INDEX....2 2 2 2 3 3 $$ FORECASTER...SPRINGER REQUESTED BY...TED TEAHON TYPE OF REQUEST...WILDFIRE .TAG 20120518.POWDE.01/LBF