FNUS75 KBOU 051557 FWSBOU SPOT FORECAST FOR LAKE PASTURE RX...USFS NATIONAL WEATHER SERVICE DENVER CO 856 AM MST THU JAN 5 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE WILL REMAIN OVER THE AREA THROUGH TONIGHT. ALTHOUGH SURFACE WINDS WILL BE A BIT GUSTY THIS AFTERNOON...INVERSIONS AND LOW MIXING HEIGHTS WILL LIMIT THE SMOKE DISPERSION. THERE COULD BE A BRIEF PERIOD OF FAIR DISPERSION IF TEMPERATURES WARM TO INTO THE MIDDLE 50S AND PROVIDE FOR BETTER MIXING. A WEAK FRONT AND COOLER AIR WILL MOVE ACROSS THE AREA FRIDAY MORNING WITH SURFACE WINDS SHIFTING TO THE NORTH. THIS WILL INITIALLY KEEP THE AIRMASS STABLE...LIMITING THE SMOKE DISPERSION. TRANSPORT WINDS WILL INCREASE DURING THE DAY...AND DESPITE LOW MIXING HEIGHTS... DISPERSION SHOULD IMPROVE DURING THE AFTERNOON. NO PRECIPITATION IS EXPECTED. A DISTURBANCE WILL MOVE ACROSS THE AREA SATURDAY...BRINGING A CHANCE OF SNOW AND COOLER AIR TO THE REGION THROUGH SUNDAY MORNING. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1700...THEN PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....48-52. MIN HUMIDITY........23%. 20-FOOT WINDS.......DOWNSLOPE 2-5 MPH...THEN WEST 8-12 MPH. SOME GUSTS UP TO 20 MPH AFTER 1100. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1200...THEN 1400-2400 FT AGL. SMOKE DISPERSAL.....POOR. MAY BE FAIR BETWEEN 1300 AND 1500. HAINES INDEX........4 LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(30-40%). MIN TEMPERATURE.....27-33. MAX HUMIDITY........44-47%. 20-FOOT WINDS.......WEST WINDS 8-15 MPH. SOME GUSTS TO 20 MPH UNTIL 2000. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........4 LOW. .FRIDAY... SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1100...THEN PARTLY CLOUDY(35-45%). MAX TEMPERATURE.....34-38. MIN HUMIDITY........36-40%. 20-FOOT WINDS.......NORTH WINDS 9-13 MPH WITH GUSTS TO 20 MPH UNTIL 0900...THEN EAST 5-12 MPH UNTIL 1300...THEN WEST 4-8 MPH. TRANSPORT WINDS.....WEST 4-12 MPH UNTIL 1200...THEN 16-24 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900. 3600-4600 FT AGL AFTER 1400. SMOKE DISPERSAL.....POOR UNTIL 1200...THEN FAIR UNTIL 1400...THEN GOOD UNTIL 1700. HAINES INDEX........3 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 1200 UNTIL 1800...THEN CHANCE OF SNOW. LOWS AROUND 18. HIGHS IN THE LOWER 30S. NORTHWEST WINDS AROUND 9 MPH WITH GUSTS TO 25 MPH. .SUNDAY...PARTLY CLOUDY. CHANCE OF SNOW UNTIL 0600...THEN SLIGHT CHANCE OF SNOW UNTIL 1200. LOWS AROUND 19. HIGHS IN THE LOWER 30S. NORTHWEST WINDS AROUND 8 MPH. .MONDAY...MOSTLY CLEAR. NOT AS COOL. LOWS IN THE LOWER 20S. HIGHS IN THE LOWER 40S. WEST WINDS AROUND 7 MPH. FIRE WEATHER TABLE FOR LAKEPASTURE. +++ DATA IN THE FOLLOWING TABLE HAS BEEN SAMPLED DIRECTLY FROM THE FORECAST DATABASE. VALUES IN THE TABLE MAY VARY SLIGHTLY FROM INFORMATION IN THE NARRATIVE FORECAST. PLEASE PROVIDE FEEDBACK IF THE INFORMATION IN THIS TABLE HAS BEEN REPRESENTATIVE AND/OR USEFUL. +++ FORECAST SC PP WR AT RH 20FT G H L 10K MIXG TRAN VENTL AJTV VALID AT % % % F % WIND S I A WIND HGT WIND RATE RATNG MPH T L MPH AGL MPH KT-FT 01/05-08 8 0 0 35 36 W10 16 4 1 W13 182 W12 1797 P 01/05-09 8 0 0 38 33 W12 17 4 1 W15 410 W13 4658 P 01/05-10 8 0 0 41 31 W12 20 4 1 W17 639 W13 7520 P 01/05-11 18 0 0 44 29 W13 21 4 1 W20 867 W14 10382 P 01/05-12 18 0 0 46 26 W14 22 4 1 W21 1358 W15 19667 P 01/05-13 18 0 0 48 25 W14 23 4 1 W21 1848 W17 28953 P 01/05-14 18 0 0 48 23 W15 24 4 1 W20 2339 W18 38238 P 01/05-15 18 0 0 48 23 W16 25 4 1 W20 1928 W20 31973 P 01/05-16 18 0 0 46 24 W16 26 4 1 W18 1518 W20 25709 P 01/05-17 34 0 0 41 28 W17 28 4 1 W17 1107 W21 19445 P 01/05-18 34 0 0 39 30 W17 28 4 1 W18 883 W20 15196 P 01/05-19 34 0 0 37 33 W17 28 4 1 W20 658 W18 10946 P 01/05-20 34 0 0 35 35 W17 28 4 1 W22 434 W17 6697 P 01/05-21 34 0 0 34 37 W17 28 4 1 W24 365 W17 5514 P 01/05-22 34 0 0 32 39 W16 26 3 1 W28 295 W16 4331 P 01/05-23 36 0 0 31 41 W16 25 3 1 W30 226 W16 3148 P 01/06-00 36 0 0 30 42 W16 25 3 1 W32 209 W16 2851 P 01/06-01 36 0 0 29 43 W15 24 3 1 W35 193 W15 2554 P 01/06-02 36 0 0 28 44 W15 24 3 1 W36 177 W15 2256 P 01/06-03 36 0 0 27 45 W14 23 3 1 W36 225 W14 2719 P 01/06-04 36 0 0 27 45 W14 22 3 1 W37 274 W14 3182 P 01/06-05 55 0 0 31 39 W13 21 3 1 W37 323 W13 3644 P 01/06-06 55 0 0 30 41 NW12 18 3 1 W37 354 W 9 2785 P 01/06-07 55 0 0 28 45 N10 17 3 1 W38 386 NW 6 1926 P 01/06-08 55 0 0 28 47 NE 9 15 3 1 W40 417 NW 3 1066 P 01/06-09 55 0 0 29 46 NE 8 8 3 1 W40 932 NW 6 6678 P 01/06-10 55 0 0 31 43 E 7 7 2 1 W40 1447 W 8 12290 P 01/06-11 41 0 0 33 40 E 6 6 2 1 W41 1962 W10 17902 P 01/06-12 41 0 0 35 38 SE 6 6 2 1 W43 2949 W15 47619 F 01/06-13 41 0 0 36 37 SW 7 7 3 1 W45 3936 W21 77336 G 01/06-14 41 0 0 36 36 W 8 8 3 1 W46 4924 W25 107053 V 01/06-15 41 0 0 35 37 W 8 8 3 1 W45 4353 W23 89052 G 01/06-16 41 0 0 34 40 W 8 8 3 1 W44 3782 W21 71050 G 01/06-17 35 0 0 32 42 W 8 8 3 1 W43 3211 W20 53049 F 01/06-18 35 0 0 30 45 W 8 8 3 1 W40 2508 W17 39314 P 01/06-19 35 0 0 28 48 W 9 9 3 1 W38 1805 W15 25579 P 01/06-20 35 0 0 26 50 W 9 9 3 1 W37 1102 W13 11843 P 01/06-21 35 0 0 25 50 W 9 9 3 1 W37 975 W13 10486 P 01/06-22 35 0 0 24 50 W10 10 3 1 W37 849 W13 9129 P 01/06-23 49 0 0 24 49 W10 10 3 1 W38 723 W13 7771 P 01/07-00 49 0 0 23 49 W10 10 3 1 W40 611 W13 6728 P 01/07-01 49 0 0 22 49 W12 12 4 1 W44 500 W14 5684 P 01/07-02 49 0 0 22 48 W12 18 4 1 W45 388 W14 4641 P 01/07-03 49 0 0 21 48 W13 21 4 1 W44 346 W15 4409 P 01/07-04 49 0 0 21 47 W14 23 4 1 W41 305 W16 4176 P 01/07-05 49 0 0 21 47 W15 24 4 1 W38 263 W17 3944 P 01/07-06 49 0 0 21 48 W15 23 4 1 W35 274 W16 3699 P 01/07-07 49 0 0 20 50 W13 21 4 1 W30 286 W14 3455 P 01/07-08 49 0 0 20 50 W12 18 4 1 W28 297 W13 3210 P 01/07-09 49 0 0 22 48 W10 10 4 1 W29 1082 W12 9411 P 01/07-10 49 0 0 25 44 W 8 8 3 1 W31 1868 W10 15611 P 01/07-11 64 10 2 28 41 W 7 7 3 1 W35 2654 W 9 21811 P 01/07-12 64 10 2 30 39 W 7 7 3 1 W36 3454 W10 32114 P 01/07-13 64 10 2 31 38 N 7 7 3 1 W37 4254 W12 42417 F 01/07-14 64 10 2 32 39 N 7 7 3 1 W37 5055 W12 52720 F 01/07-15 64 10 2 31 41 NE 7 7 3 1 W36 4843 W 9 40212 F 01/07-16 64 10 2 30 45 NE 6 6 3 1 W33 4632 SW 7 27703 P 01/07-17 83 39 17 28 48 NE 6 6 3 1 W32 4420 SW 3 15195 P 01/07-18 83 39 17 27 52 NE 6 6 3 1 SW35 4382 S 6 20153 P 01/07-19 83 39 17 25 56 NE 7 7 3 1 SW37 4343 SE 7 25112 P 01/07-20 83 39 17 24 59 NE 8 8 3 1 SW37 4304 SE 8 30071 P 01/07-21 83 39 17 23 60 NE 9 9 3 1 SW33 4355 SE 8 28973 P 01/07-22 83 39 17 23 61 NE 9 9 3 1 SW29 4405 E 7 27874 P 01/07-23 78 39 17 23 61 NE10 10 3 1 SW23 4455 E 7 26776 P 01/08-00 78 39 17 22 62 NE10 10 3 1 SW20 4461 E 7 27809 P 01/08-01 78 39 17 22 63 NE10 10 2 1 SW17 4467 E 7 28842 P 01/08-02 78 39 17 21 64 NE10 10 2 1 SW14 4473 E 8 29875 P 01/08-03 78 39 17 21 64 NE10 10 2 1 SW12 4556 NE 9 37110 P 01/08-04 78 39 17 21 64 NE 9 9 2 1 SW 8 4640 NE12 44345 F 01/08-05 60 15 3 21 64 NE 9 9 2 1 SW 6 4723 NE13 51581 F KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST /24-HOUR CLOCK LOCAL TIME/ VALID AT SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION 0.01 INCH /PERCENT/ WR - PROBABILITY OF WETTING RAIN 0.1 INCH /PERCENT/ AT - TEMPERATURE /DEGREES F/ RH - RELATIVE HUMIDITY /PERCENT/ 20FT WIND - 20-FOOT WIND /MPH/ GST - 20-FOOT WIND GUST /MPH/ HI - HAINES INDEX LAL - LIGHTNING ACTIVITY LEVEL 10K WIND - 10000 FEET ABOVE GROUND LEVEL FREE-AIR WINDS /MPH/ MIXG HGT - MIXING HEIGHT /FEET ABOVE GROUND LEVEL/ TRAN WIND - TRANSPORT WINDS /MPH/ VENTL RATE - VENTILATION RATE /KNOT-FEET/ AJTV RATNG - SMOKE DISPERSION ADJECTIVE RATING P - POOR F - FAIR G - GOOD V - VERY GOOD E- EXCELLENT $$ FORECASTER...LESZCYNSKI...WFO BOULDER REQUESTED BY...JAMES WHITE REASON FOR REQUEST...PRESCRIBED .TAG 20120105.LAKEP.01/BOU