FNUS75 KBOU 111552 FWSBOU SPOT FORECAST FOR BIG CREEK PILES...USFS NATIONAL WEATHER SERVICE DENVER/BOULDER CO 836 AM MST TUE DEC 11 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...THE SNOW WILL GRADUALLY DECREASE ACROSS THE AREA DURING THE MORNING WITH MOST OF THE SNOW OCCURRING ACROSS THE MOUNTAINS. ADDITIONAL ACCUMULATIONS WILL BE LESS THAN AN INCH. WEST WINDS WILL CONTINUE TO INCREASE...WITH SOME GUSTS TO 30 MPH BY THE AFTERNOON. THOUGH MIXING HEIGHTS WILL BE FAIRLY LOW...TRANSPORT WINDS WILL BE STRONG ENOUGH TO PROVIDE DECENT SMOKE DISPERSION FOR MUCH OF THE DAY. THE AIRMASS WILL QUICKLY STABILIZE BY THE EVENING WHICH WILL LIMIT SMOKE DISPERSION. DRY CONDITIONS WILL PREVAIL ACROSS THE AREA WEDNESDAY...WITH GUSTY WINDS CONTINUING. ALTHOUGH MIXING HEIGHTS WILL BE LIMITED...TRANSPORT WINDS WILL PROVIDE DECENT SMOKE DISPERSION BY THE AFTERNOON. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW UNTIL 1100...THEN SLIGHT CHANCE OF SNOW. MAX TEMPERATURE.....10-21. MIN HUMIDITY........59-62%. WIND (20 FT)........WEST WINDS 10-16 MPH WITH SOME GUSTS TO 30 MPH. MIXING HEIGHT.......2400-3400 FT AGL. TRANSPORT WINDS.....WEST 25-30 MPH. SMOKE DISPERSAL.....GOOD UNTIL 1600...THEN FAIR. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2300...THEN PARTLY CLOUDY(40-50%). MIN TEMPERATURE.....10-15. MAX HUMIDITY........85-89%. WIND (20 FT)........WEST WINDS 11-13 MPH WITH GUSTS TO 25 MPH. MIXING HEIGHT.......1000-1500 FT AGL UNTIL 2000...THEN BELOW 1000 FT AGL. TRANSPORT WINDS.....SOUTHWEST 20-25 MPH. SMOKE DISPERSAL.....POOR. .WEDNESDAY... SKY/WEATHER.........PARTLY CLOUDY(35-45%). MAX TEMPERATURE.....26-32. MIN HUMIDITY........46-51%. WIND (20 FT)........SOUTHWEST WINDS 13-20 MPH WITH SOME GUSTS TO 30 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900...THEN 2500-3500 FT AGL. TRANSPORT WINDS.....SOUTHWEST 25-35 MPH UNTIL 1100...THEN 40-45 MPH. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN GOOD UNTIL 1200...THEN VERY GOOD UNTIL 1400...THEN EXCELLENT UNTIL 1500...THEN VERY GOOD UNTIL 1600...THEN GOOD. FIRE WEATHER TABLE FOR BIG CREEK PILES. +++ 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 12/11-08 74 35 13 12 73 W 13 21 3726 W 26 85314 G 12/11-09 74 35 13 14 70 W 14 22 3613 W 26 82656 G 12/11-10 74 35 13 17 64 W 14 23 3499 W 26 79998 G 12/11-11 69 25 5 19 62 W 15 24 3386 W 26 77340 G 12/11-12 69 25 5 20 61 W 16 25 3332 W 28 79672 G 12/11-13 69 25 5 21 59 W 17 26 3278 W 29 82004 G 12/11-14 69 25 5 21 59 SW 17 28 3225 W 30 84336 G 12/11-15 69 25 5 19 65 SW 17 26 2640 W 29 67536 G 12/11-16 69 25 5 16 74 SW 16 25 2056 W 28 50736 12/11-17 64 8 2 13 84 SW 15 24 1472 SW 26 33936 P 12/11-18 64 8 2 12 86 SW 14 23 1230 SW 25 27330 P 12/11-19 64 8 2 11 89 SW 14 22 988 SW 23 20724 P 12/11-20 64 8 2 11 87 SW 14 22 747 SW 22 14118 P 12/11-21 64 8 2 11 86 SW 14 23 675 SW 23 13224 P 12/11-22 64 8 2 12 81 SW 15 23 603 SW 24 12331 P 12/11-23 43 2 0 12 80 SW 15 24 531 SW 25 11437 P 12/12-00 43 2 0 12 79 SW 14 23 467 SW 24 9961 P 12/12-01 43 2 0 12 78 SW 14 21 402 SW 24 8485 P 12/12-02 43 2 0 12 76 SW 13 21 337 SW 24 7009 P 12/12-03 43 2 0 12 75 SW 13 21 370 SW 24 7884 P 12/12-04 43 2 0 12 73 SW 14 23 402 SW 25 8758 P 12/12-05 37 2 0 12 73 SW 15 24 435 SW 25 9633 P 12/12-06 37 2 0 12 73 SW 15 24 448 SW 25 9994 P 12/12-07 37 2 0 12 76 SW 15 24 462 SW 25 10354 P 12/12-08 37 2 0 14 73 SW 15 24 476 SW 26 10714 P 12/12-09 37 2 0 18 64 SW 16 26 1182 SW 30 35509 P 12/12-10 37 2 0 23 57 SW 17 29 1889 SW 33 60304 G 12/12-11 38 2 0 27 50 SW 20 31 2595 SW 38 85098 G 12/12-12 38 2 0 30 46 SW 21 32 3039 SW 40 108755 V 12/12-13 38 2 0 31 47 SW 22 32 3482 SW 43 132411 V 12/12-14 38 2 0 30 49 SW 22 31 3926 SW 46 156067 E 12/12-15 38 2 0 29 51 SW 21 30 3229 SW 45 126745 V 12/12-16 38 2 0 26 55 SW 20 29 2532 SW 44 97423 G 12/12-17 65 2 0 24 57 SW 17 28 1835 SW 43 68102 G 12/12-18 65 2 0 22 59 SW 16 26 1452 SW 37 50457 12/12-19 65 2 0 21 59 SW 16 25 1069 SW 31 32812 P 12/12-20 65 2 0 20 59 SW 15 24 686 SW 25 15167 P 12/12-21 65 2 0 19 61 SW 15 23 622 SW 24 13298 P 12/12-22 65 2 0 19 59 SW 14 23 558 SW 23 11429 P 12/12-23 48 2 0 19 59 SW 14 22 494 SW 22 9560 P 12/13-00 48 2 0 19 56 SW 13 20 495 SW 22 9261 P 12/13-01 48 2 0 19 56 S 12 17 496 SW 21 8962 P 12/13-02 48 2 0 19 54 S 10 16 497 SW 20 8663 P 12/13-03 48 2 0 19 54 S 12 18 433 SW 21 7748 P 12/13-04 48 2 0 18 56 SW 13 21 368 SW 22 6834 P 12/13-05 54 2 0 18 56 SW 14 22 303 SW 23 5920 P 12/13-06 54 2 0 18 59 SW 13 21 448 SW 22 8017 P 12/13-07 54 2 0 19 59 S 12 18 592 SW 21 10114 P 12/13-08 54 2 0 21 59 S 10 16 737 SW 20 12211 P 12/13-09 54 2 0 24 57 S 12 18 2686 SW 26 83915 G 12/13-10 54 2 0 28 50 SW 14 22 4635 SW 33 155619 E 12/13-11 76 2 0 31 47 SW 15 24 6584 SW 40 227323 E 12/13-12 76 2 0 33 43 SW 15 25 6741 SW 38 225435 E 12/13-13 76 2 0 33 43 SW 15 25 6899 SW 37 223547 E 12/13-14 76 2 0 32 45 SW 15 24 7056 SW 36 221659 E 12/13-15 76 2 0 30 49 SW 14 22 5704 SW 32 168417 E 12/13-16 76 2 0 27 55 SW 13 21 4351 SW 28 115175 V 12/13-17 84 3 1 25 60 SW 12 18 2999 SW 24 61933 G 12/13-18 84 3 1 23 62 SW 10 17 12/13-19 84 3 1 22 65 SW 10 17 12/13-20 84 3 1 21 65 SW 10 16 12/13-21 84 3 1 20 67 SW 10 16 12/13-22 84 3 1 19 67 SW 10 16 12/13-23 60 6 1 19 67 SW 10 16 12/14-00 60 6 1 19 66 SW 10 16 12/14-01 60 6 1 20 62 SW 9 15 12/14-02 60 6 1 20 62 SW 9 15 12/14-03 60 6 1 19 64 SW 9 14 12/14-04 60 6 1 18 68 S 8 14 12/14-05 54 15 3 18 70 S 8 13 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...LESZCYNSKI REQUESTED BY...CASEY CHEESBROUGH TYPE OF REQUEST...PRESCRIBED .TAG 20121211.BIGCR.01/BOU