FNUS75 KBOU 141536 FWSBOU SPOT FORECAST FOR BIG CREEK PILES...USFS NATIONAL WEATHER SERVICE DENVER CO 836 AM MST TUE DEC 14 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...SKIES WILL MOSTLY CLOUDY TODAY AND A STORM SYSTEM APPROACHES THE REGION. WEST TO SOUTHWEST WINDS WILL INCREASE THIS AFTERNOON AHEAD OF A COLD FRONT. COLD FRONT WILL ASS THROUGH THE AREA WEDNESDAY MORNING. THE CHANCE FOR SNOW WILL INCREASE TONIGHT AND SNOW WILL BE LIKELY WEDNESDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 1100. MAX TEMPERATURE.....39-44. MIN HUMIDITY........40-48%. 20-FOOT WINDS.......SOUTHWEST WINDS 4-8 MPH WITH GUSTS TO 14 MPH BECOMING 10-16 MPH WITH GUSTS TO 25 MPH AFTER 1100. TRANSPORT WINDS.....SOUTHWEST 21-32 MPH UNTIL 1200...THEN WEST 32-48 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900...THEN 3400-4400 FT AGL UNTIL 1700...THEN 1400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0900...THEN FAIR UNTIL 1000...THEN GOOD UNTIL 1100...THEN VERY GOOD UNTIL 1300...THEN EXCELLENT UNTIL 1600...THEN VERY GOOD UNTIL 1700...THEN FAIR. .TONIGHT... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW. MIN TEMPERATURE.....22-27. MAX HUMIDITY........90-100%. 20-FOOT WINDS.......SOUTHWEST WINDS 10-20 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....SOUTHWEST 29-40 MPH. MIXING HEIGHT.......1200-2200 FT AGL UNTIL 0500...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 2100...THEN GOOD UNTIL 0100...THEN FAIR UNTIL 0200...THEN POOR. .WEDNESDAY... SKY/WEATHER.........CLOUDY. SNOW LIKELY. MAX TEMPERATURE.....28-33. MIN HUMIDITY........58-66%. 20-FOOT WINDS.......BREEZY. WEST WINDS 10-20 MPH WITH GUSTS TO 30 MPH UNTIL 1500...THEN NORTHWEST 10-14 MPH. TRANSPORT WINDS.....WEST 20-28 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900...THEN 3600-4600 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1100. 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 TF 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 12/14-08 50 2 31 71 SW 12 18 2 1 W56 381 SW 17 5863 P 12/14-09 50 2 35 59 SW 13 1 1460 SW 23 40136 F 12/14-10 50 2 38 53 SW 14 1 2539 W 29 74408 G 12/14-11 84 10 40 51 SW 15 24 2 1 W71 3618 W 35 108681 V 12/14-12 84 10 42 47 SW 15 1 4209 W 39 147157 V 12/14-13 84 10 43 45 SW 15 1 4801 W 44 185633 E 12/14-14 84 10 43 44 SW 15 24 2 1 W68 5392 W 48 224109 E 12/14-15 84 10 42 48 SW 15 1 4073 W 43 162846 E 12/14-16 84 10 40 55 SW 15 1 2754 W 38 101583 V 12/14-17 86 42 33 73 SW 15 24 2 1 W62 1435 W 32 40320 F 12/14-18 86 42 31 79 SW 15 1 1570 W 33 45986 F 12/14-19 86 42 30 78 SW 15 1 1706 W 35 51652 F 12/14-20 86 42 32 71 SW 15 24 2 1 W52 1841 W 36 57318 F 12/14-21 86 42 31 71 SW 16 1 1980 W 37 63509 G 12/14-22 86 42 31 71 SW 16 1 2119 SW 38 69700 G 12/14-23 99 73 30 72 SW 17 28 2 1 W52 2258 SW 39 75891 G 12/15-00 99 73 29 76 SW 17 1 1905 SW 36 61152 G 12/15-01 99 73 28 82 SW 16 1 1551 SW 33 46414 F 12/15-02 99 73 27 87 SW 16 25 2 1 W62 1198 SW 30 31676 P 12/15-03 99 73 26 89 SW 17 1 1055 SW 30 27596 P 12/15-04 99 73 25 91 SW 18 1 913 SW 30 23516 P 12/15-05 93 70 25 93 SW 20 31 2 1 W67 771 SW 29 19436 P 12/15-06 93 70 24 96 SW 22 1 701 SW 29 17292 P 12/15-07 93 70 23 100 SW 24 1 631 SW 28 15148 P 12/15-08 93 70 23 97 SW 24 39 3 1 W60 561 SW 26 13004 P 12/15-09 93 70 25 88 SW 23 1 1557 SW 26 35445 P 12/15-10 93 70 27 80 W 20 1 2552 W 26 57885 F 12/15-11 96 59 29 73 W 17 28 2 1 W69 3548 W 26 80326 G 12/15-12 96 59 30 68 W 16 1 3953 W 24 82527 G 12/15-13 96 59 30 65 W 15 1 4358 W 23 84729 G 12/15-14 96 59 30 64 W 14 22 2 1 W62 4763 W 21 86930 G 12/15-15 96 59 30 64 W 13 1 4573 W 21 82022 G 12/15-16 96 59 29 66 NW 12 1 4382 W 21 77114 G 12/15-17 81 20 23 80 NW 10 16 2 1 W62 4192 W 20 72206 G 12/15-18 81 20 21 84 NW 9 1 3960 W 18 63820 G 12/15-19 81 20 19 84 NW 9 1 3727 W 17 55435 F 12/15-20 81 20 18 83 NW 8 13 2 1 W64 3495 W 15 47049 F 12/15-21 81 20 17 81 NW 7 1 3364 W 14 42267 F 12/15-22 81 20 16 79 NW 6 1 3234 W 14 37484 P 12/15-23 88 3 15 79 NW 5 5 2 1 W64 3104 W 13 32702 P 12/16-00 88 3 14 81 NW 3 1 2712 W 12 26900 P 12/16-01 88 3 13 84 W 2 1 2321 W 10 21098 P 12/16-02 88 3 12 87 W 2 2 2 1 SW67 1930 W 9 15296 P 12/16-03 88 3 11 91 W 2 1 1633 W 8 11583 P 12/16-04 88 3 10 96 W 2 1 1336 W 6 7870 P 12/16-05 50 21 9 100 W 2 2 2 1 W56 1040 NW 5 4157 P 12/16-06 50 21 8 100 NW 2 1 1128 NW 5 4186 P 12/16-07 50 21 8 100 NW 2 1 1217 NW 5 4215 P 12/16-08 50 21 9 100 N 2 2 2 1 W47 1305 NW 3 4244 P 12/16-09 50 21 12 94 N 2 1 2551 NW 3 9175 P 12/16-10 50 21 16 93 N 3 1 3798 W 5 14106 P 12/16-11 31 10 19 90 N 3 3 2 1 W37 5044 W 5 19037 P 12/16-12 31 10 21 84 N 3 1 5264 W 5 23005 P 12/16-13 31 10 22 79 N 3 1 5485 W 6 26973 P 12/16-14 31 10 22 75 N 3 3 2 1 W33 5706 W 6 30941 P 12/16-15 31 10 21 73 N 3 1 5498 W 6 26834 P 12/16-16 31 10 20 71 N 3 1 5290 W 5 22727 P 12/16-17 49 8 16 81 N 3 3 2 1 W32 5082 W 5 18620 P 12/16-18 49 8 14 86 NE 3 1 4563 W 3 14123 P 12/16-19 49 8 13 91 NE 2 1 4043 W 2 9625 P 12/16-20 49 8 12 94 E 2 2 2 1 NW35 3524 CALM 5128 P 12/16-21 49 8 11 97 E 2 1 3072 W 2 5412 P 12/16-22 49 8 11 99 E 2 1 2620 W 2 5696 P 12/16-23 49 9 10 100 E 2 2 2 1 NW38 2169 SW 3 5980 P 12/17-00 49 9 9 100 SE 2 1 1725 SW 3 4958 P 12/17-01 49 9 8 99 SE 3 1 1281 SW 3 3936 P 12/17-02 49 9 7 97 S 3 3 2 1 NW44 838 SW 3 2913 P 12/17-03 49 9 7 94 S 3 1 688 SW 5 2504 P 12/17-04 49 9 6 91 S 5 1 539 SW 5 2095 P 12/17-05 31 7 5 89 SW 5 5 3 1 NW44 389 SW 5 1685 P 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...WFO BOULDER REQUESTED BY...CASEY CHEESBROUGH REASON FOR REQUEST...PRESCRIBED .TAG 20101214.BIGCR.01/BOU