FNUS75 KBOU 140438 FWSBOU SPOT FORECAST FOR MOUNT FALCON SLASH PILES...COUNTY NATIONAL WEATHER SERVICE DENVER CO 905 PM MST TUE JAN 13 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...STRONG NORTHWEST FLOW ALOFT WILL GRADUALLY WEAKEN THROUGH WEDNESDAY...ALLOWING GUSTY DOWNSLOPE WINDS TO DECREASE. THERE IS A THREAT OF A COLD FRONT BACKING INTO THE BURN AREA BY LATE WEDNESDAY...SO THAT COULD SWITCH WINDS AROUND TO THE EAST LATE IN THE DAY. SMOKE DISPERSION WILL BE LIMITED BY POOR MIXING HEIGHTS. MAINLY DRY WEATHER WILL PREVAIL...WITH ONLY A SLIGHT CHANCE OF SNOW WEDNESDAY NIGHT INTO THURSDAY MORNING. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .WEDNESDAY... SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 1200...THEN MOSTLY CLOUDY(50-60%). MAX TEMPERATURE.....39. MIN HUMIDITY........27%. 20-FOOT WINDS.......WEST 12-20 MPH WITH GUSTS UP TO 30 MPH UNTIL 1000...THEN NORTHWEST 4-10 MPH. TRANSPORT WINDS.....NORTHWEST 12-20 MPH. MIXING HEIGHT.......2000-3000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .WEDNESDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 2400...THEN PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF SNOW. MIN TEMPERATURE.....14. MAX HUMIDITY........98%. 20-FOOT WINDS.......WEST 5-11 MPH. TRANSPORT WINDS.....WEST 5-12 MPH. MIXING HEIGHT.......200-400 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY... SKY/WEATHER.........PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF SNOW UNTIL 1100. MAX TEMPERATURE.....40. MIN HUMIDITY........33%. 20-FOOT WINDS.......WEST 5-9 MPH. TRANSPORT WINDS.....NORTHWEST 5-16 MPH. MIXING HEIGHT.......400-1400 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...MOSTLY CLEAR. LOWS AROUND 18. HIGHS IN THE UPPER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SATURDAY...MOSTLY CLEAR. LOWS AROUND 19. HIGHS AROUND 50. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...MOSTLY CLEAR. LOWS AROUND 20. HIGHS IN THE LOWER 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .MARTIN LUTHER KING JR DAY...MOSTLY CLEAR. LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR MOUNT FALCON SLASH PILES. +++ 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 01/14-05 38 0 26 57 W 20 30 3 1 NW28 185 W 20 3116 P 01/14-06 38 0 26 55 W 18 1 198 W 18 3232 P 01/14-07 38 0 26 51 W 17 1 211 W 18 3348 P 01/14-08 38 0 26 47 W 15 23 3 1 NW33 224 W 17 3464 P 01/14-09 38 0 29 40 W 13 1 752 NW 18 13005 P 01/14-10 38 0 32 33 W 10 1 1280 NW 20 22545 P 01/14-11 38 6 35 29 NW 9 9 2 1 NW45 1808 NW 21 32086 P 01/14-12 62 6 36 27 NW 8 1 2399 NW 18 35823 P 01/14-13 62 6 37 27 NW 8 1 2989 NW 16 39560 P 01/14-14 62 6 37 28 NW 7 7 2 1 NW51 3580 NW 14 43297 F 01/14-15 62 6 36 31 NW 6 1 2898 NW 14 34583 P 01/14-16 62 6 33 36 NW 6 1 2216 NW 13 25869 P 01/14-17 62 10 31 43 NW 5 5 2 1 NW49 1534 NW 13 17154 P 01/14-18 62 10 29 49 NW 8 1 425 W 10 3771 P 01/14-19 62 10 27 56 W 8 1 300 W 10 2694 P 01/14-20 62 10 25 62 W 9 9 2 1 NW47 176 W 10 1618 P 01/14-21 62 10 23 69 W 9 1 174 W 10 1527 P 01/14-22 62 10 21 76 W 8 1 173 NW 9 1436 P 01/14-23 59 10 19 83 W 7 7 2 1 NW41 172 NW 9 1345 P 01/15-00 59 10 18 89 W 7 1 159 NW 8 1154 P 01/15-01 59 10 17 95 W 7 1 146 W 7 962 P 01/15-02 59 10 16 98 W 7 7 2 1 NW45 132 W 7 771 P 01/15-03 59 10 16 98 W 8 1 127 W 7 798 P 01/15-04 59 10 16 96 W 8 1 121 W 8 825 P 01/15-05 53 10 16 94 W 8 8 2 1 N43 115 W 8 852 P 01/15-06 53 10 16 95 W 9 1 122 W 8 804 P 01/15-07 53 10 17 94 W 6 1 129 W 7 755 P 01/15-08 53 10 20 82 W 5 5 2 1 N37 136 W 6 707 P 01/15-09 53 10 24 69 W 5 1 215 W 6 1157 P 01/15-10 53 10 28 58 W 3 1 294 W 6 1607 P 01/15-11 47 3 32 49 W 3 3 2 1 NW35 374 W 7 2057 P 01/15-12 47 3 35 42 W 3 1 694 W 9 7050 P 01/15-13 47 3 37 37 W 3 1 1014 W 12 12042 P 01/15-14 47 3 38 34 W 3 3 2 1 NW38 1334 W 15 17035 P 01/15-15 47 3 38 33 W 3 1 976 NW 13 12013 P 01/15-16 47 3 36 34 W 3 1 617 NW 10 6991 P 01/15-17 18 0 33 38 W 2 2 2 1 N37 259 NW 9 1969 P 01/15-18 18 0 30 42 W 3 1 221 NW 8 1630 P 01/15-19 18 0 28 46 W 5 1 182 W 8 1291 P 01/15-20 18 0 27 50 W 6 6 2 1 N41 144 W 8 952 P 01/15-21 18 0 25 53 W 6 1 130 W 8 890 P 01/15-22 18 0 23 56 W 7 1 115 W 8 829 P 01/15-23 20 0 22 59 W 8 8 2 1 N37 100 W 9 767 P 01/16-00 20 0 21 62 W 8 1 104 W 9 817 P 01/16-01 20 0 20 65 W 8 1 107 W 9 868 P 01/16-02 20 0 19 68 W 8 8 2 1 N32 110 W 9 919 P 01/16-03 20 0 19 70 W 8 1 104 W 9 863 P 01/16-04 20 0 19 70 W 9 1 98 W 9 807 P 01/16-05 12 0 19 69 W 9 9 2 1 NW30 92 W 9 751 P 01/16-06 12 0 19 67 W 8 1 94 W 9 732 P 01/16-07 12 0 21 60 W 8 1 95 W 9 713 P 01/16-08 12 0 25 49 W 8 8 3 1 N29 97 W 8 695 P 01/16-09 12 0 30 39 W 7 1 148 W 8 1116 P 01/16-10 12 0 34 33 W 7 1 200 W 9 1538 P 01/16-11 12 0 39 27 W 7 7 3 1 NW21 251 W 9 1959 P 01/16-12 12 0 42 23 W 7 1 570 W 12 7261 P 01/16-13 12 0 45 21 W 7 1 889 W 14 12563 P 01/16-14 12 0 46 19 W 7 7 3 1 NW18 1207 W 17 17865 P 01/16-15 12 0 46 20 W 8 1 887 W 16 12824 P 01/16-16 12 0 43 21 W 8 1 568 W 14 7783 P 01/16-17 12 0 39 25 W 8 8 4 1 NW17 248 W 13 2742 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...KEITH BOL REASON FOR REQUEST...PRESCRIBED .TAG 20090114.MOUNT.01/BOU