FNUS75 KBOU 131644 FWSBOU SPOT FORECAST FOR SUGARLOAF 109...USFS NATIONAL WEATHER SERVICE DENVER CO 930 AM MST FRI FEB 13 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...THERE IS A WEAK INVERSION THIS MORNING BUT APPEARS TO BE ENOUGH WIND IN THE INVERSION LAYER FOR AT LEAST FAIR SMOKE DISPERSAL. SOME BREAKS IN THE CLOUDS MAY HELP WITH HEATING A LITTLE TODAY. WIND DIRECTION IS A DIFFICULT FORECAST TODAY AS THERE WILL BE EAST TO SOUTHEAST WINDS ON THE PLAINS...WITH WEST TO NORTHWEST WINDS ALOFT. BEST GUESS IS THAT MIXING WILL CAUSE THE WESTERLIES TO MIX DOWN A LITTLE...BUT SURFACE WINDS MAY SIMPLY REMAIN LIGHT AND VARIABLE TODAY. THERE IS A GOOD CHANCE OF LIGHT SNOW OVERNIGHT. CONDITIONS ON SATURDAY WILL BE SIMILAR TO TODAY WITH CLOUD COVER AND LIMITED MIXING...PERHAPS MORE MARGINAL ON THE SMOKE DISPERSAL. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TODAY... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW UNTIL 1100...THEN SLIGHT CHANCE OF SNOW. MAX TEMPERATURE.....26-30. MIN HUMIDITY........55-65%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 0-5 MPH UNTIL 1200...THEN WEST 5-10 MPH. TRANSPORT WINDS.....NORTHWEST 12-20 MPH. MIXING HEIGHT.......3000 FT AGL RISING TO 6000 FT AGL BY 1200. SMOKE DISPERSAL.....FAIR UNTIL 1200...THEN GOOD. .TONIGHT... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW. MIN TEMPERATURE.....8-12. MAX HUMIDITY........100%. 20-FOOT WINDS.......SOUTH 5-10 MPH. TRANSPORT WINDS.....SOUTH 10 MPH. MIXING HEIGHT.......LOWERING TO 3000 FT AGL BY 2000 AND 1000 FT AGL BY 2400. SMOKE DISPERSAL.....FAIR UNTIL 2000...THEN POOR. .SATURDAY... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW. MAX TEMPERATURE.....23-27. MIN HUMIDITY........50-60%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 3-6 MPH. TRANSPORT WINDS.....SOUTHWEST 10 MPH UNTIL 1200...THEN WEST 15-20 MPH. MIXING HEIGHT.......RISING TO 2000 FT AGL BY 1000 AND 4000 FT AGL BY 1400. SMOKE DISPERSAL.....POOR UNTIL 1200...THEN FAIR. .FORECAST DAYS 3 THROUGH 5... .SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 0600. LOWS AROUND 14. HIGHS IN THE UPPER 20S. WEST WINDS 10-20 MPH WITH GUSTS TO 40 MPH. .PRESIDENTS DAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 1800. LOWS AROUND 16. HIGHS IN THE MID 30S. WEST WINDS AROUND 8 MPH. .TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 1800...THEN SLIGHT CHANCE OF SNOW SHOWERS. LOWS AROUND 17. HIGHS IN THE MID 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR SUGARLOAF 109. +++ 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 02/13-09 71 30 21 68 W 7 1 3185 W 14 42525 F 02/13-10 71 30 25 58 W 7 1 4761 W 15 68421 G 02/13-11 84 18 27 54 W 7 7 2 1 W31 6337 W 17 94318 G 02/13-12 84 18 28 52 W 8 1 6495 W 18 102854 V 02/13-13 84 18 28 53 W 9 1 6654 W 20 111391 V 02/13-14 84 18 28 53 W 9 9 2 1 W38 6813 W 21 119928 V 02/13-15 84 18 27 56 W 8 1 6015 W 20 101678 V 02/13-16 84 18 25 63 W 6 1 5216 W 18 83428 G 02/13-17 100 50 20 77 W 3 3 2 1 W43 4418 W 17 65178 G 02/13-18 100 50 16 91 W 2 1 3133 SW 13 43950 F 02/13-19 100 50 15 98 SW 2 1 1848 SW 8 22721 P 02/13-20 100 50 14 100 S 2 2 2 1 W39 564 S 3 1492 P 02/13-21 100 50 12 100 S 3 1 453 S 3 1368 P 02/13-22 100 50 12 100 E 5 1 342 SE 5 1243 P 02/13-23 100 49 11 100 E 6 6 2 1 SW36 232 E 6 1118 P 02/14-00 100 49 10 100 E 6 1 268 E 5 1122 P 02/14-01 100 49 10 100 E 5 1 305 E 5 1127 P 02/14-02 100 49 11 96 E 3 3 2 1 SW41 341 E 3 1131 P 02/14-03 100 49 10 96 E 3 1 480 SE 3 1475 P 02/14-04 100 49 10 92 NE 2 1 619 S 3 1820 P 02/14-05 81 39 12 74 NE 2 2 2 1 W48 764 SW 3 2214 P 02/14-06 81 39 12 80 NE 2 1 717 SW 3 2239 P 02/14-07 81 39 11 88 NE 3 1 670 SW 3 2265 P 02/14-08 81 39 13 85 NE 3 3 3 1 SW28 623 SW 5 2290 P 02/14-09 81 39 17 70 E 3 1 1949 SW 8 24456 P 02/14-10 81 39 21 58 E 2 1 3275 SW 13 46621 F 02/14-11 85 39 24 51 SE 2 2 3 1 SW23 4601 SW 17 68786 G 02/14-12 85 39 25 50 E 2 1 4713 SW 17 69956 G 02/14-13 85 39 25 51 E 2 1 4824 W 17 71125 G 02/14-14 85 39 25 53 NE 3 3 3 1 SW22 4936 W 17 72295 G 02/14-15 85 39 25 53 N 3 1 4066 W 17 61289 G 02/14-16 85 39 23 59 NW 5 1 3196 W 18 50283 F 02/14-17 85 30 20 63 W 6 6 3 1 W28 2327 W 20 39277 P 02/14-18 85 30 17 72 W 8 1 1710 W 21 29270 P 02/14-19 85 30 16 77 W 12 1 1094 W 22 19263 P 02/14-20 85 30 16 80 W 15 24 3 1 W17 477 W 22 9256 P 02/14-21 85 30 15 82 W 16 1 721 W 26 17980 P 02/14-22 85 30 15 81 W 17 1 965 W 30 26704 P 02/14-23 66 23 14 81 W 18 30 3 1 W17 1209 W 33 35428 P 02/15-00 66 23 14 80 W 20 1 1465 W 35 43783 F 02/15-01 66 23 14 82 W 20 1 1721 W 35 52138 F 02/15-02 66 23 15 78 W 21 33 2 1 W21 1977 W 36 60493 G 02/15-03 66 23 14 82 W 21 1 2059 W 36 63168 G 02/15-04 66 23 14 86 W 22 1 2142 W 36 65842 G 02/15-05 50 9 14 91 W 22 35 2 1 NW45 2224 W 36 68517 G 02/15-06 50 9 14 94 W 23 1 2219 W 36 69874 G 02/15-07 50 9 13 95 W 24 1 2214 W 37 71231 G 02/15-08 50 9 15 86 W 25 40 2 1 NW54 2209 W 38 72589 G 02/15-09 50 9 20 70 W 25 1 3121 W 37 96409 G 02/15-10 50 9 24 58 W 25 1 4034 W 35 120228 V 02/15-11 50 9 27 52 W 24 39 3 1 NW56 4947 W 33 144048 V 02/15-12 50 9 28 51 W 23 1 4883 W 32 136725 V 02/15-13 50 9 28 52 W 21 1 4820 W 31 129403 V 02/15-14 50 9 29 51 W 17 28 3 1 NW49 4756 W 30 122080 V 02/15-15 50 9 28 52 W 13 1 4159 W 26 97710 G 02/15-16 50 9 26 57 W 9 1 3562 W 23 73340 G 02/15-17 56 9 23 64 W 6 6 2 1 W41 2965 W 20 48970 F 02/15-18 56 9 21 71 SE 5 1 2237 W 15 34332 P 02/15-19 56 9 19 76 SE 5 1 1509 SW 12 19695 P 02/15-20 56 9 19 76 S 6 6 2 1 W38 782 SW 7 5058 P 02/15-21 56 9 18 75 SW 6 1 611 SW 8 4036 P 02/15-22 56 9 18 72 SW 7 1 441 W 8 3015 P 02/15-23 56 9 17 71 W 8 8 2 1 W45 271 W 8 1994 P 02/16-00 56 9 17 70 W 8 1 266 W 10 2267 P 02/16-01 56 9 17 71 W 9 1 261 W 12 2541 P 02/16-02 56 9 18 67 W 9 9 2 1 W55 257 W 13 2814 P 02/16-03 56 9 17 71 W 9 1 248 W 14 3006 P 02/16-04 56 9 17 76 W 9 1 238 W 16 3197 P 02/16-05 76 3 17 79 W 10 10 2 1 W69 229 W 17 3389 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...GIMMESTAD REQUESTED BY...TIM EGAN REASON FOR REQUEST...PRESCRIBED .TAG 20090213.SUGAR.01/BOU