FNUS75 KBOU 051534 FWSBOU SPOT FORECAST FOR COLUMBINE T...USFS NATIONAL WEATHER SERVICE DENVER CO 835 AM MST MON JAN 5 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A TROUGH AXIS IN THE UPPER ATMOSPHERE WILL PUSH ACROSS COLORADO THROUGH THE DAY TODAY. MODERATELY STRONG WESTERLY FLOW ALOFT CAN BE EXPECTED. ON TUESDAY VERY STRONG NORTHERLY FLOW ALOFT WILL MOVE INTO COLORADO AND CONTINUE OVER THE STATE THROUGH WEDNESDAY. PLENTY OF MOISTURE IS EXPECTED TO MOVE INTO THE NORTH CENTRAL COLORADO MOUNTAINS LATER TODAY AND CONTINUE IN PLACE THROUGH MUCH OF WEDNESDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........SUNNY UNTIL 1100...THEN PARTLY CLOUDY(40-50%) UNTIL 1400...THEN CLOUDY BY 1600. SNOW BECOMING LIKELY WITH AREAS OF BLOWING SNOW AFTER 1700. MAX TEMPERATURE.....24-30. MIN HUMIDITY........25-35%. 20-FOOT WINDS.......WEST 20-40 MPH. TRANSPORT WINDS.....WEST 24-32 MPH UNTIL 1200...THEN 36-52 MPH. MIXING HEIGHT.......2200-3200 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1400. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. AREAS OF BLOWING SNOW. SNOW LIKELY. MIN TEMPERATURE.....15-20. MAX HUMIDITY........70-80%. 20-FOOT WINDS.......WEST 25-40 MPH UNTIL 2400...THEN 20-30 MPH. TRANSPORT WINDS.....WEST 44-52 MPH UNTIL 2400...THEN NORTHWEST 29-40 MPH. MIXING HEIGHT.......2200-3200 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 0200. FAIR AFTER 0500. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TUESDAY... SKY/WEATHER.........CLOUDY. AREAS OF BLOWING SNOW. SNOW LIKELY. MAX TEMPERATURE.....25-30. MIN HUMIDITY........45-60%. 20-FOOT WINDS.......WEST 26-36 MPH. TRANSPORT WINDS.....NORTHWEST 25-36 MPH. MIXING HEIGHT.......3600-4600 FT AGL. SMOKE DISPERSAL.....GOOD UNTIL 1000...THEN VERY GOOD UNTIL 1700...THEN GOOD. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...AREAS OF BLOWING SNOW UNTIL 1800. SNOW LIKELY UNTIL 1800...THEN CHANCE OF SNOW. LOWS IN THE LOWER 20S. HIGHS IN THE LOWER 30S. WINDY. WEST WINDS AROUND 37 MPH WITH GUSTS TO AROUND 60 MPH. .THURSDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 0600. LOWS IN THE LOWER 20S. HIGHS IN THE LOWER 40S. WEST WINDS AROUND 18 MPH WITH GUSTS TO AROUND 35 MPH. .FRIDAY...MOSTLY CLOUDY. CHANCE OF SNOW AFTER 0600. COLDER. LOWS AROUND 17. HIGHS IN THE UPPER 20S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR COLUMBINE T. +++ 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 01/05-08 4 0 3 61 W 20 31 4 1 NW25 196 W 24 4003 P 01/05-09 4 0 8 48 W 21 1 710 W 29 20874 P 01/05-10 4 0 13 38 W 22 1 1226 W 32 37746 P 01/05-11 45 3 18 32 W 23 37 4 1 NW35 1740 W 37 54617 F 01/05-12 45 3 21 28 W 25 1 2171 W 38 70923 G 01/05-13 45 3 24 27 W 29 1 2601 W 39 87230 G 01/05-14 80 3 25 26 W 31 51 3 1 W32 3033 W 39 103536 V 01/05-15 80 3 25 27 W 33 1 3018 W 44 113261 V 01/05-16 80 3 24 28 W 36 1 3003 W 47 122985 V 01/05-17 96 58 23 29 W 37 60 2 1 W24 2989 W 52 132710 V 01/05-18 96 58 22 35 W 36 1 2936 W 51 128187 V 01/05-19 96 58 21 41 W 35 1 2882 W 49 123665 V 01/05-20 96 58 20 49 W 32 52 2 1 W26 2829 W 49 119142 V 01/05-21 96 58 20 51 W 31 1 2793 W 47 114759 V 01/05-22 96 58 19 53 W 29 1 2756 W 46 110376 V 01/05-23 96 58 18 53 W 28 44 2 1 W30 2720 W 45 105992 V 01/06-00 96 58 18 57 W 26 1 2742 NW 40 95926 G 01/06-01 96 58 17 58 W 25 1 2764 NW 36 85859 G 01/06-02 96 58 17 59 W 25 41 2 1 NW23 2786 NW 31 75792 G 01/06-03 96 58 17 59 W 28 1 2574 NW 31 68150 G 01/06-04 96 58 16 59 W 29 1 2361 NW 30 60509 G 01/06-05 95 62 16 67 W 31 43 3 1 NW30 2149 NW 29 52867 F 01/06-06 95 62 16 67 W 31 1 2485 NW 29 62417 G 01/06-07 95 62 17 67 W 31 1 2821 NW 30 71967 G 01/06-08 93 62 18 63 W 31 43 3 1 N31 3157 NW 30 81517 G 01/06-09 93 62 19 59 W 31 1 3792 NW 29 93823 G 01/06-10 93 62 21 55 W 31 1 4426 NW 28 106130 V 01/06-11 92 55 23 52 W 31 43 2 1 N30 5061 NW 26 118438 V 01/06-12 92 55 24 50 W 31 1 5019 NW 30 131874 V 01/06-13 92 55 25 48 W 31 1 4976 NW 33 145310 V 01/06-14 92 55 25 48 W 31 43 2 1 N44 4934 NW 37 158745 E 01/06-15 92 55 25 48 W 29 1 4266 NW 36 134469 V 01/06-16 92 55 25 49 W 24 1 3598 NW 35 110193 V 01/06-17 96 57 24 52 W 22 30 4 1 N38 2930 NW 33 85916 G 01/06-18 96 57 24 53 W 22 1 2800 NW 33 82014 G 01/06-19 96 57 23 54 W 22 1 2670 NW 33 78111 G 01/06-20 96 57 23 55 W 24 35 2 1 NW51 2540 NW 33 74209 G 01/06-21 96 57 23 55 W 28 1 2584 NW 39 88558 G 01/06-22 96 57 23 56 W 30 1 2628 NW 45 102908 V 01/06-23 96 57 22 56 W 32 46 2 1 NW58 2672 NW 51 117257 V 01/07-00 96 57 22 56 W 35 1 2538 NW 52 112948 V 01/07-01 96 57 22 57 W 36 1 2403 W 52 108639 V 01/07-02 96 57 22 57 W 37 52 2 1 NW70 2268 W 53 104330 V 01/07-03 96 57 22 57 W 38 1 2057 W 55 98093 G 01/07-04 96 57 22 57 W 39 1 1845 W 58 91857 G 01/07-05 92 56 22 58 W 40 56 2 1 NW71 1633 NW 61 85621 G 01/07-06 92 56 22 59 W 41 1 1589 W 60 81938 G 01/07-07 92 56 22 60 W 41 1 1544 W 59 78257 G 01/07-08 92 56 23 59 W 41 58 2 1 NW53 1499 W 58 74575 G 01/07-09 92 56 25 57 W 41 1 1635 W 58 81698 G 01/07-10 92 56 27 55 W 41 1 1771 W 58 88821 G 01/07-11 92 56 28 52 W 41 58 2 1 NW58 1906 W 59 95944 G 01/07-12 92 56 29 50 W 41 1 1866 W 59 94721 G 01/07-13 92 56 30 48 W 40 1 1825 W 59 93499 G 01/07-14 92 40 31 46 W 39 55 2 1 NW61 1785 W 60 92277 G 01/07-15 65 40 30 45 W 39 1 1572 W 61 82093 G 01/07-16 65 40 30 46 W 38 1 1359 W 61 71909 G 01/07-17 65 40 28 50 W 37 51 2 1 NW60 1147 W 62 61725 G 01/07-18 65 40 27 52 W 36 1 998 W 61 52887 F 01/07-19 65 40 27 54 W 33 1 848 W 60 44048 F 01/07-20 65 20 26 55 W 32 45 3 1 NW49 699 W 58 35209 P 01/07-21 65 20 25 56 W 31 1 683 W 55 33139 P 01/07-22 65 20 25 57 W 29 1 666 W 54 31068 P 01/07-23 65 20 24 58 W 28 39 2 1 NW47 649 W 52 28998 P 01/08-00 65 20 24 59 W 26 1 664 W 48 27553 P 01/08-01 65 20 24 60 W 25 1 678 W 45 26109 P 01/08-02 44 20 23 61 W 24 35 2 1 NW44 693 W 41 24664 P 01/08-03 44 20 23 62 W 23 1 696 W 40 24205 P 01/08-04 44 20 23 62 W 22 1 699 W 39 23746 P 01/08-05 44 0 23 63 W 21 30 2 1 NW52 702 W 38 23287 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...CHAD SEWELL REASON FOR REQUEST...PRESCRIBED .TAG 20090105.COLUM.01/BOU