FNUS75 KBOU 011442 FWSBOU SPOT FORECAST FOR SHADED FUEL BREAK...USFS NATIONAL WEATHER SERVICE DENVER CO 742 AM MST WED FEB 1 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN UPPER RIDGE WILL MOVE ACROSS THE FORECAST AREA TODAY WITH DRY WEATHER AND TEMPERATURES SLIGHTLY ABOVE NORMAL. BY THURSDAY...AN UPPER TROUGH WILL DEVELOP AND MOVE INTO COLORADO BY THE END OF THE DAY. COLD AIR AND SNOW ARE EXPECTED THURSDAY NIGHT INTO FRIDAY NIGHT. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1000...THEN PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....45-52. MIN HUMIDITY........10-20%. 20-FOOT WINDS.......SOUTH WINDS 11-17 MPH. TRANSPORT WINDS.....WEST 9-20 MPH. MIXING HEIGHT.......1200-2200 FT AGL UNTIL 1000...THEN 6200-7200 FT AGL UNTIL 1600...THEN 3200-4200 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1200...THEN FAIR UNTIL 1300...THEN GOOD UNTIL 1600...THEN FAIR UNTIL 1700...THEN POOR. HAINES INDEX........5 MODERATE. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 2400...THEN MOSTLY CLOUDY. CHANCE OF SNOW AFTER 0500. MIN TEMPERATURE.....24-30. MAX HUMIDITY........45-55%. 20-FOOT WINDS.......WEST WINDS 7-11 MPH. TRANSPORT WINDS.....SOUTHWEST 1-12 MPH. MIXING HEIGHT.......1400-2000 FT AGL UNTIL 2000...THEN BELOW 1000 FT AGL UNTIL 0400...THEN 1000-1400 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........5 MODERATE. .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW UNTIL 1100...THEN SNOW LIKELY. MAX TEMPERATURE.....30-37. MIN HUMIDITY........40-50%. 20-FOOT WINDS.......WEST WINDS 6-7 MPH UNTIL 0900...THEN SOUTHEAST 5-12 MPH UNTIL 1200...THEN NORTHEAST 9-13 MPH. TRANSPORT WINDS.....NORTHEAST AROUND 4 MPH UNTIL 1200...THEN 5-16 MPH. MIXING HEIGHT.......2600-3600 FT AGL UNTIL 1100...THEN 5200-6200 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1500. GOOD AFTER 1700. HAINES INDEX........4 LOW. 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 02/01-07 12 0 0 20 50 W15 22 2 1 NW26 967 W21 17407 P 02/01-08 12 0 0 25 40 W14 21 3 1 NW31 1027 W18 16929 P 02/01-09 17 0 0 31 32 W10 15 4 1 NW32 2411 NW15 21673 P 02/01-10 27 0 0 35 27 SW 6 6 4 1 NW30 3796 NW12 26417 P 02/01-11 38 0 0 39 22 S 3 3 5 1 NW28 5180 NW 7 31161 P 02/01-12 38 0 0 44 19 S 5 5 5 1 NW28 6059 NW 8 46367 F 02/01-13 42 0 0 44 18 S 8 8 5 1 W26 6938 W10 61573 G 02/01-14 42 0 0 45 18 S10 16 5 1 W26 7817 W12 76778 G 02/01-15 43 0 0 44 19 S10 15 5 1 W26 6159 W12 61557 G 02/01-16 43 0 0 39 23 S 9 14 4 1 W25 4501 SW13 46336 F 02/01-17 39 0 0 34 29 S 8 8 4 1 W26 2842 SW13 31115 P 02/01-18 39 0 0 30 34 SW 7 7 4 1 W29 2098 SW12 22152 P 02/01-19 39 0 0 30 36 SW 7 7 5 1 SW33 1353 W 9 13190 P 02/01-20 39 0 0 29 38 W 7 7 5 1 SW36 609 W 8 4227 P 02/01-21 39 0 0 28 40 W 8 8 5 1 SW33 575 W 7 3742 P 02/01-22 39 0 0 28 42 W 8 8 5 1 SW31 541 W 7 3257 P 02/01-23 66 0 0 28 42 W 9 14 5 1 SW28 507 W 6 2773 P 02/02-00 66 0 0 27 44 W 9 14 5 1 SW26 496 W 6 2407 P 02/02-01 66 0 0 27 46 W 9 14 4 1 SW25 484 W 5 2041 P 02/02-02 66 0 0 27 46 W 9 14 4 1 SW24 473 SW 5 1676 P 02/02-03 66 0 0 28 46 W 9 9 4 1 SW23 767 SW 3 1738 P 02/02-04 66 0 0 28 46 W 9 9 4 1 SW22 1061 SW 2 1801 P 02/02-05 72 30 9 29 46 W 8 8 4 1 SW21 1356 CALM 1863 P 02/02-06 72 30 9 27 50 W 7 7 4 1 SW20 1616 W 2 3437 P 02/02-07 72 30 9 26 55 W 5 5 4 1 SW18 1876 N 3 5010 P 02/02-08 72 30 9 28 50 W 5 5 4 1 SW17 2137 NE 3 6584 P 02/02-09 85 30 9 31 43 SW 6 6 4 1 SW16 3216 E 5 14025 P 02/02-10 85 30 9 33 38 SE 7 7 3 1 SW15 4295 E 6 21466 P 02/02-11 85 60 38 35 33 E 8 8 3 1 S14 5375 E 6 28908 P 02/02-12 85 60 38 37 30 E 9 14 3 1 S12 5815 E 6 31148 P 02/02-13 91 60 38 38 31 E10 16 2 1 S 8 6256 E 6 33387 P 02/02-14 91 60 38 38 32 NE12 17 2 1 SW 5 6697 NE 6 35627 P 02/02-15 91 60 38 37 37 NE12 17 2 1 S 5 6053 NE 9 45275 F 02/02-16 91 60 38 32 49 NE10 16 2 1 E 5 5410 NE13 54923 F 02/02-17 100 70 53 28 64 NE10 16 2 1 NE 6 4767 NE16 64570 G 02/02-18 100 70 53 24 82 NE12 17 2 1 NE 6 4288 NE18 66975 G 02/02-19 100 70 53 24 91 N14 20 2 1 NE 8 3809 N22 69380 G 02/02-20 100 70 53 23 97 N15 23 2 1 NE 9 3329 N25 71786 G 02/02-21 100 70 53 22 99 N16 24 2 1 NE 9 3127 N24 66737 G 02/02-22 100 70 53 22 95 N17 25 2 1 NE10 2925 N24 61689 G 02/02-23 100 70 53 22 90 N17 26 2 1 NE10 2722 N24 56641 F 02/03-00 100 70 53 21 90 N17 25 2 1 NE12 2485 N24 52665 F 02/03-01 100 70 53 21 91 N16 24 2 1 NE14 2248 N25 48690 F 02/03-02 100 70 53 21 90 N15 23 2 1 NE14 2011 N25 44714 F 02/03-03 100 70 53 21 93 N15 22 2 1 NE14 2326 N26 53514 F 02/03-04 100 70 53 22 91 N15 22 2 1 NE14 2642 N26 62313 G 02/03-05 100 70 53 23 89 N15 23 2 1 NE13 2958 N28 71113 G 02/03-06 100 70 53 21 99 N15 23 2 1 NE12 2877 N26 65791 G 02/03-07 100 70 53 20 100 N15 23 2 1 NE 9 2795 N25 60470 G 02/03-08 100 70 53 21 100 N15 23 2 1 N 8 2713 NE23 55148 F 02/03-09 100 70 53 23 88 N14 22 2 1 N 6 3496 NE21 59773 F 02/03-10 100 70 53 25 72 N14 20 2 1 N 3 4279 NE18 64399 G 02/03-11 100 70 53 26 61 N13 20 2 1 NW 2 5062 NE16 69024 G 02/03-12 100 70 53 27 57 NE13 20 2 1 NW 3 5152 NE14 62367 G 02/03-13 100 70 53 28 58 NE13 20 2 1 W 6 5242 NE13 55711 F 02/03-14 100 70 53 28 59 NE13 20 2 1 W 7 5332 NE10 49054 F 02/03-15 100 70 53 27 60 NE12 17 2 1 W 7 4768 NE10 41436 F 02/03-16 100 70 53 24 67 NE 9 15 2 1 W 5 4204 NE 9 33817 P 02/03-17 77 40 18 21 75 NE 8 8 2 1 W 3 3639 NE 8 26198 P 02/03-18 77 40 18 18 88 NE 7 7 2 1 W 3 3187 NE 8 22788 P 02/03-19 77 40 18 18 94 NE 6 6 2 1 SW 3 2735 NE 8 19378 P 02/03-20 77 40 18 17 100 N 5 5 2 1 SW 3 2282 NE 8 15969 P 02/03-21 77 40 18 17 100 N 5 5 2 1 SW 5 2178 NE 7 13541 P 02/03-22 77 40 18 16 97 N 5 5 2 1 SW 7 2074 NE 6 11113 P 02/03-23 58 20 4 16 92 N 5 5 2 1 SW 8 1969 NE 5 8685 P 02/04-00 58 20 4 16 93 N 5 5 2 1 SW10 1865 NE 5 6907 P 02/04-01 58 20 4 16 93 NW 5 5 2 1 SW13 1760 NE 3 5130 P 02/04-02 58 20 4 16 93 NW 5 5 2 1 SW14 1655 NE 2 3352 P 02/04-03 58 20 4 15 97 NW 5 5 2 1 SW14 1942 NE 2 4856 P 02/04-04 58 20 4 16 96 NW 5 5 2 1 SW13 2228 NE 3 6361 P 02/04-05 48 18 4 17 94 NW 5 5 2 1 SW13 2515 NE 3 7866 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...DOUG BROMBERGER REASON FOR REQUEST...PRESCRIBED .TAG 20120201.SHADE.01/BOU