FNUS75 KBOU 031454 FWSBOU SPOT FORECAST FOR SHADED FUELS BREAK...USFS NATIONAL WEATHER SERVICE DENVER CO 741 AM MST TUE FEB 3 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE ALOFT WILL BUILD OVER THE REGION THROUGH WEDNESDAY. A MODERATE NORTHWESTERLY FLOW ALOFT WILL CONTINUE OVER THE AREA TODAY...BUT THE FLOW ALOFT WILL DECREASE SOMEWHAT TONIGHT AND BECOME MORE WEST/NORTHWESTERLY ON WEDNESDAY. THE AIRMASS WILL BE DRY WITH LITTLE IF ANY CLOUD COVER EXPECTED BY THIS AFTERNOON. THE RELATIVE HUMIDITIES SHOULD BE LOWER TODAY WITH THE LACK OF CLOUD COVER...EVEN LOWER STILL ON WEDNESDAY WITH WARMER TEMPERATURES AND SUNNY SKIES EXPECTED. THANKS FOR THE FEEDBACK. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....49-52. MIN HUMIDITY........18-23%. 20-FOOT WINDS.......NORTH 6-12 MPH. TRANSPORT WINDS.....NORTHWEST 12-20 MPH. MIXING HEIGHT.......1200-2200 FT AGL UNTIL 1000...THEN 6000-7000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0900...THEN FAIR UNTIL 1000...THEN GOOD UNTIL 1700...THEN FAIR. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....24-28. MAX HUMIDITY........52-56%. 20-FOOT WINDS.......WEST 6-12 MPH. TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......3000-4000 FT AGL UNTIL 2000...THEN 400-1400 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .WEDNESDAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....55-58. MIN HUMIDITY........12-17%. 20-FOOT WINDS.......WEST 6-12 MPH. TRANSPORT WINDS.....NORTHWEST 8-16 MPH. MIXING HEIGHT.......1000-2000 FT AGL UNTIL 1100...THEN 4400-5400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1200...THEN FAIR UNTIL 1600...THEN POOR. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .THURSDAY...PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS AROUND 60. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .FRIDAY...PARTLY CLOUDY. COOLER. LOWS IN THE MID 20S. HIGHS AROUND 50. SOUTHWEST WINDS AROUND 19 MPH WITH GUSTS TO AROUND 35 MPH. .SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 1800. LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR SHADED FUELS BREAK. +++ DATA IN THE FOLLOWING TABLE HAS BEEN SAMPLED DIRECTLY FROM THE DIGITAL DATABASE. VALUES IN THE TABLE MAY NOT AGREE WITH INFORMATION IN THE NARRATIVE FORECAST. INFORMATION CONTAINED IN THIS TABLE SHOULD NOT BE CONSIDERED AN OFFICIAL 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 02/03-07 39 0 28 54 W 10 1 889 NW 18 14105 P 02/03-08 39 0 31 45 W 10 10 2 1 NW28 1102 NW 18 17093 P 02/03-09 39 0 36 37 W 10 1 2882 NW 17 42771 F 02/03-10 39 0 39 31 NW 9 1 4662 N 17 68449 G 02/03-11 23 0 43 26 NW 9 9 2 1 NW35 6442 N 17 94127 G 02/03-12 23 0 46 23 N 9 1 7015 N 15 90827 G 02/03-13 23 0 48 22 N 9 1 7587 N 14 87527 G 02/03-14 23 0 49 21 N 8 8 2 1 NW37 8160 NW 12 84226 G 02/03-15 23 0 49 22 N 6 1 7244 NW 12 74925 G 02/03-16 23 0 47 24 N 3 1 6329 NW 12 65624 G 02/03-17 12 0 43 28 N 2 2 2 1 N45 5414 N 12 56322 F 02/03-18 12 0 40 31 N 3 1 4078 NW 9 39370 P 02/03-19 12 0 37 34 W 6 1 2743 NW 7 22417 P 02/03-20 12 0 35 37 W 8 8 2 1 N45 1407 W 5 5464 P 02/03-21 12 0 28 48 W 8 1 997 W 6 4029 P 02/03-22 12 0 27 50 W 8 1 587 W 7 2594 P 02/03-23 12 0 27 49 W 8 8 3 1 N37 177 W 8 1159 P 02/04-00 12 0 26 52 W 9 1 161 W 8 1170 P 02/04-01 12 0 24 55 W 9 1 146 W 9 1181 P 02/04-02 12 0 24 53 W 10 10 4 1 N30 131 W 10 1192 P 02/04-03 12 0 24 53 W 10 1 127 W 10 1141 P 02/04-04 12 0 24 52 W 10 1 123 W 10 1090 P 02/04-05 4 0 25 48 W 10 10 5 1 N26 119 W 10 1039 P 02/04-06 4 0 26 48 W 10 1 141 W 10 1220 P 02/04-07 4 0 28 44 W 10 1 162 W 10 1401 P 02/04-08 4 0 32 37 W 9 9 5 1 N20 184 W 10 1582 P 02/04-09 4 0 38 29 W 8 1 1384 W 10 11942 P 02/04-10 4 0 42 24 W 6 1 2584 NW 10 22301 P 02/04-11 4 0 47 20 W 5 5 5 1 NW14 3784 NW 10 32661 P 02/04-12 4 0 51 17 W 5 1 4817 NW 9 40542 F 02/04-13 4 0 54 16 W 5 1 5850 NW 9 48423 F 02/04-14 4 0 55 15 W 5 5 5 1 W10 6882 NW 9 56304 F 02/04-15 4 0 54 16 W 5 1 5781 NW 9 47883 F 02/04-16 4 0 52 17 W 6 1 4680 W 10 39463 P 02/04-17 4 0 48 19 W 6 6 5 1 W14 3579 W 10 31042 P 02/04-18 4 0 44 23 W 7 1 2489 W 10 21628 P 02/04-19 4 0 41 25 W 9 1 1398 W 10 12214 P 02/04-20 4 0 39 27 W 10 10 5 1 W15 307 W 10 2799 P 02/04-21 4 0 36 29 W 10 1 253 W 10 2325 P 02/04-22 4 0 34 31 W 10 1 199 W 10 1850 P 02/04-23 4 0 33 31 W 10 10 5 1 W17 145 W 10 1376 P 02/05-00 4 0 31 33 W 10 1 134 W 12 1281 P 02/05-01 4 0 30 34 W 10 1 123 W 12 1186 P 02/05-02 4 0 29 36 W 10 10 5 1 W21 112 W 12 1091 P 02/05-03 4 0 28 37 W 10 1 113 W 12 1115 P 02/05-04 4 0 28 37 W 10 1 114 W 12 1138 P 02/05-05 23 0 28 37 W 10 10 5 1 W24 115 W 12 1162 P 02/05-06 23 0 29 36 W 10 1 154 W 12 1640 P 02/05-07 23 0 30 34 W 10 1 194 W 13 2119 P 02/05-08 23 0 35 29 W 10 10 5 1 NW15 234 W 13 2598 P 02/05-09 23 0 41 23 W 12 1 1837 W 15 28402 P 02/05-10 23 0 45 20 W 10 1 3440 W 16 54205 F 02/05-11 23 0 51 17 W 9 9 5 1 W13 5042 W 18 80009 G 02/05-12 23 0 54 14 W 12 1 6380 W 17 91089 G 02/05-13 23 0 57 12 W 12 1 7718 W 16 102169 V 02/05-14 23 0 58 12 W 13 13 4 1 SW15 9055 W 15 113249 V 02/05-15 23 0 57 13 W 12 1 7771 W 16 106765 V 02/05-16 23 0 55 14 W 12 1 6486 W 18 100281 V 02/05-17 46 0 50 16 W 12 12 3 1 SW25 5201 W 21 93797 G 02/05-18 46 0 47 18 W 12 1 3966 W 21 71293 G 02/05-19 46 0 44 21 W 12 1 2731 W 21 48789 F 02/05-20 46 0 41 23 W 12 12 3 1 SW37 1495 W 21 26285 P 02/05-21 46 0 38 25 W 12 1 1123 W 18 19125 P 02/05-22 46 0 36 28 W 12 1 751 W 16 11966 P 02/05-23 46 0 34 30 W 12 12 3 1 SW45 379 SW 15 4807 P 02/06-00 46 0 32 32 W 12 1 334 SW 14 4149 P 02/06-01 46 0 31 33 SW 12 1 289 SW 14 3491 P 02/06-02 46 0 30 34 SW 12 12 2 1 SW48 244 SW 14 2834 P 02/06-03 46 0 29 35 SW 13 1 248 SW 16 3415 P 02/06-04 46 0 29 36 SW 14 1 252 SW 18 3996 P 02/06-05 46 0 29 35 SW 16 16 2 1 SW47 255 SW 21 4578 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...KRIS HEINY REASON FOR REQUEST...PRESCRIBED .TAG 20090203.SHADE.01/BOU