FNUS75 KBOU 061317 FWSBOU SPOT FORECAST FOR GORE LAKES PILE BURNING...USFS NATIONAL WEATHER SERVICE DENVER/BOULDER CO 615 AM MST THU DEC 6 2012 FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON DECEMBER 06. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... THERE WILL BE A FEW LIGHT SNOW SHOWERS AROUND THIS MORNING...BUT ANY ACCUMULATION WILL BE LIGHT. THIS AFTERNOON THERE WILL ONLY BE A SLIGHT CHANCE OF SNOW SHOWERS. MIXING AND WINDS WILL BOTH BE LIMITED...BUT THERE IS NOT MUCH OF A SURFACE INVERSION THIS MORNING...SO SMOKE DISPERSAL SHOULD BE FAIR AFTER 1000. FRIDAY WILL BE A BIT MORE UNSTABLE WITH A BIT MORE WIND. ANY SNOW THAT FALLS SHOULD BE LIGHT. THERE IS A BETTER CHANCE OF SIGNIFICANT SNOWFALL OVER THE WEEKEND...IT SHOULD STILL BE A BIT UNSTABLE ON SATURDAY. STABILITY IS MORE QUESTIONABLE ON SUNDAY AND VALLEY INVERSIONS SHOULD BE IN PLACE BY MONDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........CLOUDY. SNOW SHOWERS LIKELY UNTIL 1100...THEN CHANCE OF SNOW SHOWERS UNTIL 1400...THEN SLIGHT CHANCE OF SNOW SHOWERS. MAX TEMPERATURE.....37-40. WIND (20 FT)........VARIABLE 0-5 MPH BECOMING SOUTHWEST 4-8 MPH. MIXING HEIGHT.......3000 FT AGL RISING TO 5000 FT AGL. TRANSPORT WINDS.....WEST 10 MPH INCREASING TO 15 MPH. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR UNTIL 1600...THEN POOR. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 2300. WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 2-8 MPH. MIXING HEIGHT.......2500-3300 FT AGL UNTIL 1900...THEN 1000-1700 FT AGL UNTIL 2100...THEN BELOW 1000 FT AGL UNTIL 0400...THEN 1000 FT AGL. TRANSPORT WINDS.....WEST AROUND 10 MPH. SMOKE DISPERSAL.....POOR. .FRIDAY... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW. MAX TEMPERATURE.....34-37. WIND (20 FT)........VARIABLE 0-5 MPH UNTIL 0900...THEN WEST 5-10 MPH. MIXING HEIGHT.......2500-3500 FT AGL UNTIL 1000...THEN 5500-6500 FT AGL. TRANSPORT WINDS.....WEST 15-25 MPH. SMOKE DISPERSAL.....POOR UNTIL 0800...THEN FAIR UNTIL 0900...THEN GOOD UNTIL 1000...THEN VERY GOOD UNTIL 1500...THEN GOOD. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...SNOW LIKELY. LOWS AROUND 17. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS 8-12 MPH. .SUNDAY...COLDER. SNOW LIKELY. LOWS AROUND 8. HIGHS AROUND 17. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .MONDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW. LOWS AROUND 1. HIGHS AROUND 19. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. FIRE WEATHER TABLE FOR GORE LAKES PILE BURNING. +++ 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 TF RH 20FT G H L MIXG TRAN VENTL AJTV VALID AT % % % F % WIND S I A HGT WIND RATE RATNG MPH T L AGL MPH KT-FT 12/06-05 96 60 38 30 83 W 2 2 3738 W 8 26120 P 12/06-06 96 60 38 27 92 W 2 2 3536 W 7 20950 P 12/06-07 96 60 38 27 90 SW 3 3 3333 W 6 15780 P 12/06-08 96 60 38 28 85 SW 3 3 3131 SW 3 10611 P 12/06-09 96 60 38 30 78 SW 3 3 4028 W 6 21969 P 12/06-10 96 60 38 32 72 SW 5 5 4925 W 7 33327 P 12/06-11 91 26 6 34 66 SW 5 5 5821 W 9 44686 12/06-12 91 26 6 36 62 SW 5 5 5952 W 9 48937 12/06-13 91 26 6 36 62 SW 6 6 6082 W 10 53189 12/06-14 86 24 5 35 64 SW 6 6 6212 W 10 57440 12/06-15 86 24 5 33 69 SW 6 6 5228 W 10 47804 12/06-16 86 24 5 31 73 SW 5 5 4244 SW 10 38168 P 12/06-17 78 10 2 29 78 SW 5 5 3260 SW 10 28533 P 12/06-18 78 10 2 27 83 SW 5 5 2501 SW 9 20976 P 12/06-19 78 10 2 25 87 SW 6 6 1741 W 8 13419 P 12/06-20 78 10 2 24 88 W 6 6 982 W 7 5863 P 12/06-21 78 10 2 24 85 W 6 6 827 W 7 5196 P 12/06-22 78 10 2 23 87 W 7 7 673 W 8 4529 P 12/06-23 63 23 5 22 88 W 7 7 519 W 8 3862 P 12/07-00 63 23 5 22 86 W 7 7 566 W 9 4611 P 12/07-01 63 23 5 21 89 W 8 13 613 W 10 5360 P 12/07-02 63 23 5 21 88 W 8 13 660 W 10 6109 P 12/07-03 63 23 5 21 87 W 7 7 829 W 10 7376 P 12/07-04 63 23 5 21 87 W 7 7 999 W 10 8643 P 12/07-05 77 21 4 20 92 W 6 6 1168 W 9 9910 P 12/07-06 77 21 4 19 97 W 6 6 1826 W 13 23628 P 12/07-07 77 21 4 19 98 W 7 7 2483 W 15 37346 P 12/07-08 77 21 4 21 92 W 8 13 3141 W 18 51064 12/07-09 77 21 4 24 81 W 8 8 4167 W 21 78778 G 12/07-10 77 21 4 28 69 W 9 9 5193 W 23 106492 V 12/07-11 85 21 4 31 61 W 9 9 6219 W 25 134206 V 12/07-12 85 21 4 33 56 W 9 16 6395 W 24 131617 V 12/07-13 85 21 4 33 55 W 10 16 6570 W 23 129029 V 12/07-14 85 21 4 32 56 W 10 16 6745 W 22 126440 V 12/07-15 85 21 4 31 56 W 10 16 6040 W 20 106856 V 12/07-16 85 21 4 29 59 W 9 9 5336 W 18 87272 G 12/07-17 81 29 8 27 63 W 8 8 4631 W 17 67688 G 12/07-18 81 29 8 25 68 W 7 7 3476 W 15 48975 12/07-19 81 29 8 23 74 W 7 7 2321 SW 13 30263 P 12/07-20 81 29 8 21 81 W 7 7 1166 SW 12 11550 P 12/07-21 81 29 8 21 80 W 7 7 1053 SW 12 10385 P 12/07-22 81 29 8 20 82 SW 7 7 940 SW 12 9219 P 12/07-23 81 29 8 19 84 SW 8 8 827 SW 12 8053 P 12/08-00 81 29 8 19 83 SW 9 9 714 SW 12 7087 P 12/08-01 81 29 8 18 85 SW 9 15 602 SW 12 6122 P 12/08-02 81 29 8 17 88 SW 10 16 489 SW 13 5156 P 12/08-03 81 29 8 17 87 SW 10 16 569 SW 13 6112 P 12/08-04 81 29 8 17 87 SW 10 16 649 SW 13 7068 P 12/08-05 90 49 25 17 88 SW 10 16 728 SW 13 8024 P 12/08-06 90 49 25 17 89 SW 12 18 1022 SW 15 13734 P 12/08-07 90 49 25 17 90 SW 14 21 1315 SW 16 19444 P 12/08-08 90 49 25 18 88 SW 15 24 1608 W 18 25154 P 12/08-09 90 49 25 20 82 SW 16 26 2917 W 23 70804 G 12/08-10 90 49 25 22 77 W 17 29 4226 W 29 116455 V 12/08-11 96 58 35 24 71 W 18 30 5534 W 33 162106 E 12/08-12 96 58 35 25 68 W 18 30 5953 W 33 170470 E 12/08-13 96 58 35 25 67 W 18 29 6372 W 32 178834 E 12/08-14 96 58 35 24 68 W 17 28 6791 W 32 187198 E 12/08-15 96 58 35 23 69 W 16 26 6679 W 31 181404 E 12/08-16 96 58 35 20 76 W 16 25 6566 W 31 175610 E 12/08-17 96 70 53 18 80 W 15 24 6453 W 30 169815 E 12/08-18 96 70 53 17 80 W 15 23 12/08-19 96 70 53 16 80 NW 15 23 12/08-20 96 70 53 16 77 NW 14 22 12/08-21 96 70 53 15 78 NW 12 20 12/08-22 96 70 53 14 79 NW 9 15 12/08-23 96 70 53 13 80 NW 8 8 12/09-00 96 70 53 12 80 NW 8 8 12/09-01 96 70 53 11 80 NW 9 9 12/09-02 96 70 53 11 76 NW 9 9 12/09-03 96 70 53 10 76 NW 9 9 12/09-04 96 70 53 10 73 NW 8 8 12/09-05 76 30 9 10 69 NW 7 7 KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST /24-HOUR CLOCK LOCAL TIME/ VALID AT SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION /PERCENT/ TF - 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...GIMMESTAD REQUESTED BY...DOUGLAS MYHRE TYPE OF REQUEST...PRESCRIBED .TAG 20121206.GOREL.01/BOU