FNUS75 KBOU 311440 FWSBOU SPOT FORECAST FOR SHADED FUEL BREAK...USFS NATIONAL WEATHER SERVICE DENVER CO 740 AM MST TUE JAN 31 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK UPPER TROUGH WILL MOVE ACROSS THE FORECAST AREA TODAY WITH SLIGHTLY COOLER TEMPERATURES AND BREEZY CONDITIONS EXPECTED. ON WEDNESDAY...A WEAK UPPER RIDGE WILL MOVE ACROSS WITH SLIGHTLY WARMER TEMPERATURES AND CONTINUED DRY WEATHER. BY THURSDAY ...AN UPPER TROUGH WILL MOVE INTO THE FOUR CORNERS AREA BRINGING A COLDER AIRMASS AND SNOW TO THE FORECAST AREA. THIS WILL CONTINUE THROUGH FRIDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....42-48. MIN HUMIDITY........18-25%. 20-FOOT WINDS.......SOUTHWEST WINDS 7-13 MPH UNTIL 1200...THEN SOUTHEAST. TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......2000-3000 FT AGL UNTIL 1000...THEN 6400-7400 FT AGL UNTIL 1400...THEN 7800-8800 FT AGL UNTIL 1600...THEN 4600-5600 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1300...THEN GOOD UNTIL 1600...THEN FAIR UNTIL 1700...THEN POOR. HAINES INDEX........4 LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(30-40%). MIN TEMPERATURE.....20-25. MAX HUMIDITY........60-70%. 20-FOOT WINDS.......WEST WINDS 7-13 MPH. TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......1800-2800 FT AGL UNTIL 2000...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........4 LOW. .WEDNESDAY... SKY/WEATHER.........PARTLY CLOUDY(30-40%) UNTIL 1700...THEN MOSTLY CLOUDY(50-60%). MAX TEMPERATURE.....45-50. MIN HUMIDITY........15-25%. 20-FOOT WINDS.......WEST WINDS 7-12 MPH. TRANSPORT WINDS.....WEST 8-16 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800...THEN 2000-3000 FT AGL UNTIL 1100...THEN 3800-4800 FT AGL UNTIL 1700...THEN 2000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1200...THEN FAIR UNTIL 1300...THEN GOOD UNTIL 1500...THEN FAIR UNTIL 1600...THEN POOR. HAINES INDEX........5 MODERATE. FIRE WEATHER TABLE FOR SHADED FUEL BREAK. +++ 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 01/31-07 37 0 0 26 45 W 8 8 4 1 NW29 1689 W13 17834 P 01/31-08 34 0 0 28 43 W 8 8 4 1 NW24 1717 W10 15309 P 01/31-09 34 0 0 32 37 SW 7 7 4 1 NW22 3183 W 8 15865 P 01/31-10 34 0 0 37 31 SW 7 7 4 1 NW20 4650 W 6 16420 P 01/31-11 34 0 0 41 28 SW 6 6 4 1 NW20 6116 W 3 16975 P 01/31-12 34 0 0 44 26 S 7 7 4 1 W18 7107 W 6 38874 P 01/31-13 34 0 0 45 26 SE 7 7 4 1 W17 8097 W 8 60774 G 01/31-14 39 0 0 45 26 SE 8 8 4 1 W17 9087 W10 82673 G 01/31-15 39 0 0 42 30 SE 8 8 3 1 W17 7476 SW 9 62580 G 01/31-16 39 0 0 37 37 SE 7 7 3 1 W17 5864 SW 8 42486 F 01/31-17 40 0 0 31 47 SE 6 6 2 1 W17 4253 SW 6 22392 P 01/31-18 40 0 0 27 57 S 5 5 2 1 W18 2935 SW 6 15237 P 01/31-19 40 0 0 25 61 SW 5 5 2 1 W21 1616 SW 5 8083 P 01/31-20 40 0 0 24 64 W 5 5 2 1 W22 298 W 3 928 P 01/31-21 40 0 0 22 67 W 5 5 3 1 W21 271 W 5 1043 P 01/31-22 40 0 0 21 70 W 6 6 3 1 NW20 244 W 6 1157 P 01/31-23 30 0 0 21 68 W 7 7 4 1 NW20 217 W 7 1272 P 02/01-00 30 0 0 20 68 W 8 8 4 1 NW22 235 W 8 1550 P 02/01-01 30 0 0 20 66 W 8 8 4 1 W25 252 W 8 1829 P 02/01-02 30 0 0 21 62 W 9 14 4 1 W26 270 W 9 2108 P 02/01-03 30 0 0 21 61 W10 15 4 1 W25 317 W10 2913 P 02/01-04 30 0 0 22 58 W10 16 4 1 W22 363 W12 3719 P 02/01-05 32 0 0 22 56 W12 17 4 1 W21 410 W13 4525 P 02/01-06 32 0 0 21 57 W12 17 4 1 NW21 574 W13 6088 P 02/01-07 32 0 0 21 59 W12 17 4 1 NW21 738 W12 7651 P 02/01-08 32 0 0 25 49 W12 17 4 1 NW22 902 W12 9214 P 02/01-09 32 0 0 31 37 W10 16 4 1 NW22 2250 W10 19371 P 02/01-10 32 0 0 35 29 SW 9 9 5 1 NW22 3599 W10 29528 P 02/01-11 34 0 0 39 23 SW 8 8 5 1 W22 4948 W 9 39685 P 02/01-12 34 0 0 43 20 SW 8 8 5 1 W23 5117 W12 51627 F 02/01-13 34 0 0 43 20 SW 9 9 5 1 W24 5287 W14 63569 G 02/01-14 34 0 0 44 20 W 9 14 5 1 W26 5457 W16 75510 G 02/01-15 34 0 0 41 22 W 9 9 5 1 W28 4284 W15 57343 F 02/01-16 34 0 0 37 28 W 9 9 5 1 W29 3111 W14 39176 P 02/01-17 54 0 0 32 35 W 9 14 5 1 W30 1938 W13 21009 P 02/01-18 54 0 0 29 42 W10 16 5 1 W31 1414 W14 15767 P 02/01-19 54 0 0 27 47 W13 18 4 1 SW32 890 W15 10526 P 02/01-20 54 0 0 26 51 W14 21 4 1 SW35 366 W16 5285 P 02/01-21 54 0 0 25 55 W15 23 3 1 SW35 386 W18 6162 P 02/01-22 54 0 0 24 60 W16 25 3 1 SW36 407 W20 7040 P 02/01-23 58 0 0 24 62 W17 26 2 1 SW38 427 W22 7918 P 02/02-00 58 0 0 24 65 W17 25 2 1 SW44 401 W21 7230 P 02/02-01 58 0 0 24 66 W16 24 2 1 SW49 374 W20 6541 P 02/02-02 58 0 0 24 65 W15 23 2 1 W54 348 W20 5853 P 02/02-03 58 0 0 24 64 W14 22 2 1 W53 384 W20 6367 P 02/02-04 58 0 0 24 63 W14 21 2 1 W48 420 W18 6882 P 02/02-05 92 20 4 25 62 W13 20 2 1 W44 456 W18 7396 P 02/02-06 92 20 4 24 63 W10 16 2 1 W38 683 W18 10781 P 02/02-07 92 20 4 24 64 W 8 8 2 1 W33 910 W18 14166 P 02/02-08 92 20 4 26 56 NW 7 7 2 1 W29 1137 W17 17551 P 02/02-09 92 20 4 30 48 NW 7 7 2 1 SW26 2558 W15 27389 P 02/02-10 92 20 4 32 43 N 8 8 2 1 SW24 3978 W13 37227 P 02/02-11 84 30 9 35 38 N 9 14 2 1 SW23 5399 W10 47064 F 02/02-12 84 30 9 37 34 N 9 14 2 1 SW23 6032 W 8 39986 P 02/02-13 84 30 9 37 34 N 9 14 2 1 SW22 6665 SW 6 32908 P 02/02-14 84 30 9 38 33 N 9 14 2 1 SW21 7297 SW 5 25829 P 02/02-15 84 30 9 36 36 N 9 15 2 1 SW18 6518 W 6 32636 P 02/02-16 84 30 9 32 43 N10 15 2 1 SW16 5740 N 8 39442 P 02/02-17 88 60 38 27 52 N10 16 2 1 SW14 4961 NE10 46249 F 02/02-18 88 60 38 24 62 N10 15 2 1 S14 4820 NE17 71261 G 02/02-19 88 60 38 23 67 N 9 15 2 1 SE15 4679 NE24 96272 G 02/02-20 88 60 38 22 72 N 9 14 2 1 E15 4538 NE31 121284 V 02/02-21 88 60 38 21 77 N 9 9 2 1 E16 4505 NE30 117874 V 02/02-22 88 60 38 20 82 N 8 8 2 1 E17 4472 NE30 114463 V 02/02-23 91 60 38 20 82 N 8 8 2 1 E17 4439 NE29 111053 V 02/03-00 91 60 38 19 85 N 8 8 2 1 E14 4332 NE28 103127 V 02/03-01 91 60 38 19 85 N 8 8 2 1 E10 4225 N25 95202 G 02/03-02 91 60 38 20 83 N 8 8 2 1 NE 7 4118 N24 87277 G 02/03-03 91 60 38 20 82 N 8 8 2 1 NE 6 4248 N23 84088 G 02/03-04 91 60 38 20 80 N 8 8 2 1 N 6 4378 N22 80899 G 02/03-05 83 60 38 20 78 N 8 8 2 1 N 6 4507 N20 77711 G 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...DOUG BROMBERGER REASON FOR REQUEST...PRESCRIBED .TAG 20120131.SHADE.02/BOU