FNUS75 KBOU 071113 FWSBOU SPOT FORECAST FOR LOWER CO RIVER...USFS NATIONAL WEATHER SERVICE DENVER CO 413 AM MST WED DEC 7 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A HIGH PRESSURE SYSTEM OVER THE REGION WILL AGAIN BRING COOL AND DRY CONDITIONS TODAY. LIGHT WINDS AND A STABLE AIRMASS WILL LIMIT SMOKE DISPERSION TODAY. A WEAK COLD FRONT WILL PUSH THROUGH THE AREA EARLY THURSDAY. THIS WILL HELP BREAK THE INVERSION AND IMPROVE SMOKE DISPERSION. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....28-33. MIN HUMIDITY........28-35%. 20-FOOT WINDS.......SOUTH WINDS 5-13 MPH. TRANSPORT WINDS.....WEST 9-20 MPH UNTIL 1200...THEN 20-24 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1100...THEN 1600-2600 FT AGL UNTIL 1700...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........2 VERY LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(30-40%). MIN TEMPERATURE.....ZERO TO 5 ABOVE. MAX HUMIDITY........90-100%. 20-FOOT WINDS.......NORTH WINDS 2-6 MPH. TRANSPORT WINDS.....NORTH 2-10 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........2 VERY LOW. .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. MAX TEMPERATURE.....24-29. MIN HUMIDITY........48-56%. 20-FOOT WINDS.......LIGHT WINDS IN THE MORNING BECOMING WEST 7-14 MPH WITH GUSTS TO 30 MPH AFTER 1200. TRANSPORT WINDS.....WEST 16-24 MPH UNTIL 1200...THEN NORTHWEST AROUND 28 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900. 3400-4400 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN GOOD AFTER 1200. HAINES INDEX........4 LOW. FIRE WEATHER TABLE FOR LOWER CO RIVER. +++ 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 12/07-04 18 0 0 -6 55 N 2 2 2 1 NW40 106 W 8 670 P 12/07-05 2 0 0 -9 51 W 8 8 2 1 NW43 92 W 9 695 P 12/07-06 2 0 0 -9 50 W 6 6 2 1 NW43 94 W 8 628 P 12/07-07 2 0 0 -9 54 W 3 3 2 1 NW43 96 W 7 561 P 12/07-08 2 0 0 -8 57 W 3 3 2 1 NW43 98 W 6 494 P 12/07-09 2 0 0 3 71 W 3 3 2 1 NW44 376 W 9 4501 P 12/07-10 2 0 0 15 82 W 6 6 2 1 NW45 653 W13 8507 P 12/07-11 3 0 0 23 59 W 7 7 2 1 NW45 931 W15 12514 P 12/07-12 3 0 0 27 45 W 7 7 2 1 NW45 1603 W16 22437 P 12/07-13 3 0 0 30 42 W 7 7 2 1 NW44 2230 W17 33454 P 12/07-14 3 0 0 33 41 W 7 7 2 1 NW43 2530 W18 40480 F 12/07-15 3 0 0 33 41 W 7 7 2 1 NW44 2206 W17 33090 P 12/07-16 3 0 0 31 48 W 7 7 2 1 W44 1681 W18 26890 P 12/07-17 30 0 1 23 45 W 6 6 2 1 W45 947 W18 15149 P 12/07-18 30 0 1 17 55 W 5 5 2 1 W44 1022 W14 12260 P 12/07-19 30 0 1 17 54 W 3 3 2 1 W41 567 W 9 4533 P 12/07-20 30 0 1 13 55 W 2 2 2 1 W41 480 W 8 3360 P 12/07-21 30 0 1 11 56 W 2 2 2 1 W41 388 W 8 2901 P 12/07-22 30 0 1 10 56 W 3 3 2 1 W44 295 W 7 2012 P 12/07-23 36 0 1 9 55 SW 3 3 2 1 W45 203 W 7 1122 P 12/08-00 36 0 1 7 54 SW 3 3 2 1 W46 190 W 7 1059 P 12/08-01 36 0 1 6 62 W 3 3 2 1 W47 177 W 7 995 P 12/08-02 36 0 1 5 61 W 5 5 2 1 W48 165 W 7 932 P 12/08-03 36 0 1 7 63 W 5 5 2 1 W51 181 W 7 1145 P 12/08-04 36 0 1 6 63 W 6 6 2 1 W52 197 W 8 1359 P 12/08-05 65 10 2 7 61 W 7 7 2 1 W53 214 W 8 1572 P 12/08-06 65 10 2 6 84 W 8 13 2 1 W53 345 W 9 3137 P 12/08-07 65 10 2 7 82 W 9 15 2 1 W52 475 W10 4702 P 12/08-08 65 10 2 9 78 W10 16 2 1 W51 606 W12 6267 P 12/08-09 65 10 2 15 69 W12 18 2 1 W51 2062 W17 42842 F 12/08-10 65 10 2 22 61 W14 22 2 1 W49 3519 W22 79416 G 12/08-11 66 15 3 27 55 W15 24 2 1 W48 4975 W26 115991 V 12/08-12 66 15 3 28 53 W16 26 3 1 W45 4943 W28 120133 V 12/08-13 66 15 3 28 53 W18 29 3 1 NW43 4911 W29 124275 V 12/08-14 66 15 3 26 54 W18 30 4 1 NW40 4880 W30 128418 V 12/08-15 66 15 3 26 54 W17 28 4 1 NW41 4458 NW30 114885 V 12/08-16 66 15 3 25 57 W16 25 3 1 NW45 4037 NW29 101353 V 12/08-17 58 10 2 22 63 W14 22 3 1 NW47 3616 NW28 87820 G 12/08-18 58 10 2 17 79 W13 21 3 1 NW48 2581 NW24 60830 G 12/08-19 58 10 2 11 100 W13 20 2 1 NW47 1547 W20 33840 P 12/08-20 58 10 2 6 100 W12 18 2 1 NW47 512 W15 6849 P 12/08-21 58 10 2 4 100 W10 17 2 1 NW46 486 W15 6296 P 12/08-22 58 10 2 4 100 W10 16 2 1 NW45 459 W14 5742 P 12/08-23 22 5 1 4 97 W 9 15 2 1 NW44 433 W14 5189 P 12/09-00 22 5 1 4 93 W 8 13 2 1 NW45 419 W13 4777 P 12/09-01 22 5 1 4 91 W 7 7 2 1 NW45 406 W13 4366 P 12/09-02 22 5 1 4 89 W 7 7 2 1 NW45 392 W12 3955 P 12/09-03 22 5 1 4 84 W 8 13 2 1 NW45 391 W13 4256 P 12/09-04 22 5 1 4 80 W 9 15 3 1 N44 389 W14 4558 P 12/09-05 9 6 1 5 76 W10 16 3 1 N43 388 W15 4859 P 12/09-06 9 6 1 4 78 W10 16 3 1 N39 402 W14 4833 P 12/09-07 9 6 1 5 80 NW 9 15 4 1 N36 416 W14 4806 P 12/09-08 9 6 1 6 81 NW 9 15 4 1 N33 430 W13 4780 P 12/09-09 9 6 1 11 76 W10 17 4 1 N36 1082 W15 16553 P 12/09-10 9 6 1 18 69 W13 20 3 1 NW40 1734 W17 28325 P 12/09-11 9 3 1 23 63 W14 22 3 1 NW44 2386 W20 40098 F 12/09-12 9 3 1 26 56 W15 23 3 1 NW45 2557 W21 45889 F 12/09-13 9 3 1 27 52 W15 23 2 1 NW46 2728 W22 51679 F 12/09-14 9 3 1 26 51 W14 22 2 1 NW46 2899 W23 57470 F 12/09-15 9 3 1 22 61 W13 21 2 1 NW45 2191 W21 41933 F 12/09-16 9 3 1 17 77 W12 17 2 1 NW44 1483 W18 26396 P 12/09-17 16 2 0 12 94 W 9 15 2 1 NW41 775 W16 10859 P 12/09-18 16 2 0 10 99 W 8 8 2 1 NW39 612 W14 7859 P 12/09-19 16 2 0 9 95 W 6 6 2 1 NW37 449 W10 4858 P 12/09-20 16 2 0 9 88 NW 5 5 2 1 NW33 286 W 7 1857 P 12/09-21 16 2 0 9 81 NW 3 3 2 1 NW32 268 W 7 1561 P 12/09-22 16 2 0 9 74 NW 2 2 2 1 NW31 249 W 6 1265 P 12/09-23 9 2 0 10 68 NW 2 2 2 1 NW30 231 W 5 968 P 12/10-00 9 2 0 10 62 NW 2 2 2 1 NW29 225 W 5 894 P 12/10-01 9 2 0 10 58 NW 2 2 2 1 NW28 219 W 5 819 P 12/10-02 9 2 0 10 55 NW 2 2 2 1 NW28 213 NW 3 745 P 12/10-03 9 2 0 11 52 N 2 2 2 1 NW28 210 NW 3 712 P 12/10-04 9 2 0 11 51 N 2 2 2 1 NW28 206 NW 3 678 P 12/10-05 7 2 0 12 52 N 2 2 2 1 NW26 202 NW 3 645 P 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...WFO BOULDER REQUESTED BY...JEFF SINGER REASON FOR REQUEST...PRESCRIBED .TAG 20111207.LOWER.01/BOU