FNUS75 KBOU 061607 FWSBOU SPOT FORECAST FOR SLACK WEISS RX...USFS NATIONAL WEATHER SERVICE DENVER CO 907 AM MST TUE DEC 6 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...ARCTIC HIGH PRESSURE WILL BE OVER THE AREA THROUGH WEDNESDAY. A FAIRLY STRONG SURFACE INVERSION WILL KEEP THE AIRMASS STABLE...WITH POOR SMOKE DISPERSION PREVAILING THROUGH MUCH OF THE DAY WEDNESDAY. THERE WILL BE AN INCREASE IN TRANSPORT WINDS AFTER 1200 WEDNESDAY...WHICH COULD PRODUCE A FEW HOURS OF FAIR DISPERSION DURING THE AFTERNOON. HIGH PRESSURE WILL REMAIN OVER THE AREA THROUGH SATURDAY WITH A SLOW WARMING TREND. THERE IS A POSSIBILITY THAT THE INVERSION WILL BREAK DURING THE AFTERNOON THURSDAY...WHICH COULD ALLOW FOR BETTER SMOKE DISPERSION. OTHERWISE...THE SMOKE DISPERSION WILL BE LIMITED THROUGH THE PERIOD. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1100...THEN PARTLY CLOUDY(35-45%). MAX TEMPERATURE.....7-12. MIN HUMIDITY........43-47%. 20-FOOT WINDS.......SOUTHWEST TO WEST 4-6 MPH. TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000...THEN 1000-1400 FT AGL UNTIL 1600...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....-1 TO +4. MAX HUMIDITY........90-100%. 20-FOOT WINDS.......SOUTH WINDS 4-8 MPH. TRANSPORT WINDS.....SOUTHWEST 4-8 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1700...THEN PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....24-29. MIN HUMIDITY........38-43%. 20-FOOT WINDS.......SOUTHWEST WINDS 8-14 MPH. GUSTS UP TO 25 MPH AFTER 1000. TRANSPORT WINDS.....SOUTHWEST 9-20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1100...THEN 1000-2000 FT AGL UNTIL 1700...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. POSSIBLY FAIR BETWEEN 1300 AND 1500. .FORECAST DAYS 3 THROUGH 5... .THURSDAY...PARTLY CLOUDY. LOWS AROUND 9. HIGHS IN THE MID 20S. SOUTHWEST WINDS AROUND 9 MPH WITH GUSTS TO 20 MPH. .FRIDAY...MOSTLY CLEAR. LOWS AROUND 8. HIGHS IN THE MID 20S. SOUTHWEST WINDS AROUND 5 MPH. .SATURDAY...MOSTLY CLEAR. LOWS AROUND 10. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS AROUND 5 MPH. FIRE WEATHER TABLE FOR SLACK WEISS. +++ 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 12/06-09 6 0 0 -3 82 SW 5 5 2 1 N69 580 SW 7 4683 P 12/06-10 6 0 0 3 63 SW 6 6 2 1 N67 983 W 9 8497 P 12/06-11 34 0 0 9 56 W 6 6 2 1 N64 1386 W10 12311 P 12/06-12 34 0 0 11 49 W 6 6 2 1 N60 1423 W10 13164 P 12/06-13 34 0 0 12 44 W 6 6 2 1 N56 1459 W12 14017 P 12/06-14 34 0 0 12 43 W 6 6 2 1 N53 1495 W12 14870 P 12/06-15 34 0 0 12 44 W 6 6 2 1 N52 1125 W10 10903 P 12/06-16 34 0 0 8 56 W 6 6 2 1 N52 755 W 9 6936 P 12/06-17 42 0 0 5 51 W 6 6 2 1 N52 385 SW 9 2969 P 12/06-18 42 0 0 3 56 SW 5 5 2 1 N52 319 SW 8 2293 P 12/06-19 42 0 0 2 59 SW 5 5 2 1 N52 253 SW 7 1617 P 12/06-20 42 0 0 2 61 SW 3 3 2 1 N51 186 SW 6 942 P 12/06-21 42 0 0 1 59 SW 3 3 2 1 N49 167 SW 6 839 P 12/06-22 42 0 0 1 60 SW 5 5 2 1 N48 148 SW 6 736 P 12/06-23 14 0 0 0 60 SW 5 5 2 1 N47 128 SW 6 634 P 12/07-00 14 0 0 -1 60 SW 5 5 2 1 N45 131 SW 6 643 P 12/07-01 14 0 0 0 77 S 5 5 2 1 NW44 133 SW 6 652 P 12/07-02 14 0 0 2 73 S 5 5 2 1 NW43 135 S 6 662 P 12/07-03 14 0 0 1 75 S 5 5 2 1 NW41 120 S 7 647 P 12/07-04 14 0 0 0 73 S 5 5 2 1 NW41 104 S 7 632 P 12/07-05 17 0 0 1 100 S 8 13 2 1 NW43 88 S 8 617 P 12/07-06 17 0 0 0 100 S 7 7 2 1 NW44 93 S 8 637 P 12/07-07 17 0 0 1 100 S 7 7 2 1 NW45 98 S 8 657 P 12/07-08 17 0 0 4 90 S 7 7 2 1 NW45 102 S 8 678 P 12/07-09 17 0 0 11 71 S 8 14 2 1 NW45 402 S10 4661 P 12/07-10 17 0 0 17 59 SW10 17 2 1 NW45 701 SW13 8644 P 12/07-11 24 0 0 22 50 SW13 21 2 1 NW45 1000 SW15 12627 P 12/07-12 24 0 0 25 43 SW14 22 2 1 NW45 1351 SW16 19761 P 12/07-13 24 0 0 27 40 SW14 23 2 1 NW45 1701 W17 26896 P 12/07-14 24 0 0 28 38 SW14 22 2 1 NW46 2052 W20 34030 P 12/07-15 24 0 0 27 40 SW13 21 2 1 NW46 1546 W17 24885 P 12/07-16 24 0 0 26 44 SW12 18 2 1 NW46 1040 SW16 15740 P 12/07-17 37 4 1 23 51 SW10 16 2 1 NW46 535 SW14 6596 P 12/07-18 37 4 1 21 55 SW10 16 2 1 NW47 434 SW14 5185 P 12/07-19 37 4 1 19 56 S10 16 2 1 NW47 334 SW13 3775 P 12/07-20 37 4 1 18 56 S10 16 2 1 NW47 233 SW12 2365 P 12/07-21 37 4 1 18 57 S10 16 2 1 W47 213 SW12 2109 P 12/07-22 37 4 1 17 58 S10 16 2 1 W47 192 S12 1853 P 12/07-23 25 4 1 17 60 S10 16 2 1 W47 172 S10 1597 P 12/08-00 25 4 1 16 63 S10 17 2 1 W47 159 S10 1475 P 12/08-01 25 4 1 15 67 S10 17 2 1 W47 146 S10 1354 P 12/08-02 25 4 1 14 71 S10 16 2 1 W48 134 S10 1232 P 12/08-03 25 4 1 13 73 S 9 15 2 1 W49 127 S10 1095 P 12/08-04 25 4 1 13 75 S 8 13 2 1 W52 121 S 9 957 P 12/08-05 47 9 2 12 76 S 7 7 2 1 W53 114 SW 8 820 P 12/08-06 47 9 2 12 76 S 6 6 2 1 W53 130 SW 8 916 P 12/08-07 47 9 2 11 75 S 6 6 2 1 W53 147 SW 8 1013 P 12/08-08 47 9 2 12 70 S 6 6 2 1 W53 163 SW 8 1110 P 12/08-09 47 9 2 16 66 SW 7 7 2 1 W54 806 SW10 11052 P 12/08-10 47 9 2 18 64 SW 9 15 2 1 W54 1448 W14 20994 P 12/08-11 49 7 1 21 61 W12 18 2 1 W52 2090 W17 30935 P 12/08-12 49 7 1 22 56 W13 20 2 1 NW47 2668 W17 41483 F 12/08-13 49 7 1 23 51 W12 20 2 1 NW43 3246 W18 52031 F 12/08-14 49 7 1 23 49 W12 18 2 1 N39 3824 NW18 62579 G 12/08-15 49 7 1 23 53 W12 17 2 1 N40 3162 W17 48735 F 12/08-16 49 7 1 22 59 W10 16 2 1 N44 2500 W15 34890 P 12/08-17 43 6 1 18 71 W 9 15 2 1 N47 1839 W13 21046 P 12/08-18 43 6 1 16 76 W 8 13 2 1 NW47 1488 W13 16374 P 12/08-19 43 6 1 15 76 SW 7 7 3 1 NW47 1137 W12 11703 P 12/08-20 43 6 1 14 75 SW 6 6 3 1 NW46 787 SW10 7031 P 12/08-21 43 6 1 14 78 SW 6 6 3 1 NW46 690 SW10 6046 P 12/08-22 43 6 1 13 82 S 6 6 2 1 NW45 593 SW 9 5061 P 12/08-23 23 5 1 13 85 S 6 6 2 1 NW44 497 SW 9 4076 P 12/09-00 23 5 1 12 86 S 5 5 2 1 NW44 440 SW 9 3508 P 12/09-01 23 5 1 11 85 SW 5 5 2 1 NW44 384 SW 9 2940 P 12/09-02 23 5 1 10 83 W 3 3 2 1 NW44 328 W 8 2372 P 12/09-03 23 5 1 10 81 W 3 3 2 1 NW44 294 W 8 2024 P 12/09-04 23 5 1 9 80 SW 3 3 2 1 NW44 261 SW 7 1676 P 12/09-05 12 4 1 8 81 SW 3 3 2 1 NW44 227 SW 7 1329 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...LESZCYNSKI...WFO BOULDER REQUESTED BY...CASEY CHEESBROUGH REASON FOR REQUEST...PRESCRIBED .TAG 20111206.SLACK.01/BOU