FNUS75 KBOU 152209 FWSBOU SPOT FORECAST FOR ELK SURVEY...OTHER NATIONAL WEATHER SERVICE DENVER CO 307 PM MST THU JAN 15 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A DRIER AND MORE STABLE AIRMASS ASSOCIATED WITH A LARGE UPPER LEVEL HIGH PRESSURE RIDGE OVER THE WEST COAST AND GREAT BASIN WILL SLOWLY MIGRATE EASTWARD OVER COLORADO AND THE CENTRAL ROCKY MOUNTAIN REGION DURING THE NEXT SEVERAL DAYS. MOSTLY SUNNY DAYS AND CLEAR...SEASONABLY COLD NIGHTS ARE EXPECTED FOR THE COLORADO FRONT RANGE RIGHT THROUGH THE WEEKEND. THE RELATIVELY STRONG NORTHWEST FLOW ALOFT WILL ALSO SHIFT EASTWARD AS THIS FAIR WEATHER HIGH PRESSURE SYSTEM MOVES EASTWARD. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........CLEAR. MIN TEMPERATURE.....13-17. MAX HUMIDITY........92%. 20-FOOT WINDS.......WEST 8-13 MPH. TRANSPORT WINDS.....WEST 13-24 MPH UNTIL 2400...THEN 8-12 MPH. MIXING HEIGHT.......400-1400 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 1900...THEN POOR. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....39-44. MIN HUMIDITY........26%. 20-FOOT WINDS.......WEST 8-13 MPH. TRANSPORT WINDS.....WEST 8-12 MPH UNTIL 1200...THEN NORTHWEST 16-24 MPH. MIXING HEIGHT.......1600-2600 FT AGL UNTIL 1400...THEN 2200-3200 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1300...THEN GOOD UNTIL 1600...THEN FAIR UNTIL 1700...THEN POOR. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY NIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....17-24. MAX HUMIDITY........57%. 20-FOOT WINDS.......WEST 11-16 MPH. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......200-1200 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....42-48. MIN HUMIDITY........21%. 20-FOOT WINDS.......WEST 8-12 MPH UNTIL 1200...THEN UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....NORTH 9-16 MPH. MIXING HEIGHT.......1200-2200 FT AGL UNTIL 1100...THEN 4400-5400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .SUNDAY...MOSTLY CLEAR. LOWS AROUND 18. HIGHS 45 TO 50. WEST WINDS AROUND 8 MPH. .MARTIN LUTHER KING JR DAY...PARTLY CLOUDY. LOWS AROUND 19. HIGHS AROUND 50. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .TUESDAY...MOSTLY CLEAR. LOWS AROUND 17. HIGHS IN THE UPPER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .WEDNESDAY...MOSTLY CLOUDY. COLDER. LOWS AROUND 16. HIGHS IN THE UPPER 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR ELK SURVEY. +++ 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 01/15-14 35 0 33 50 W 8 8 2 1 N48 4832 NW 26 111964 V 01/15-15 35 0 33 51 W 7 1 4130 NW 26 96104 G 01/15-16 35 0 31 54 W 6 1 3428 NW 26 80244 G 01/15-17 12 5 27 59 W 6 6 2 1 NW53 2725 NW 28 64384 G 01/15-18 12 5 25 64 W 7 1 2085 NW 23 46646 F 01/15-19 12 5 23 68 W 7 1 1445 W 20 28907 P 01/15-20 12 5 21 71 W 8 8 2 1 N54 804 W 16 11169 P 01/15-21 12 5 20 74 W 8 1 608 W 14 8084 P 01/15-22 12 5 18 76 W 8 1 412 W 13 5000 P 01/15-23 8 0 17 79 W 8 8 2 1 N41 216 W 10 1916 P 01/16-00 8 0 16 84 W 8 1 193 W 10 1688 P 01/16-01 8 0 15 88 W 8 1 169 W 10 1461 P 01/16-02 8 0 14 92 W 8 8 2 1 N36 146 W 9 1233 P 01/16-03 8 0 14 90 W 8 1 141 W 9 1186 P 01/16-04 8 0 14 87 W 8 1 135 W 9 1139 P 01/16-05 0 0 14 83 W 8 8 2 1 N33 130 W 9 1093 P 01/16-06 0 0 14 78 W 8 1 149 W 9 1246 P 01/16-07 0 0 15 69 W 8 1 167 W 9 1399 P 01/16-08 0 0 19 57 W 8 8 3 1 N33 185 W 9 1551 P 01/16-09 0 0 23 47 W 8 1 557 W 10 5836 P 01/16-10 0 0 27 40 W 7 1 928 W 12 10121 P 01/16-11 0 0 31 35 W 7 7 2 1 NW28 1300 W 13 14405 P 01/16-12 0 0 35 30 W 7 1 2246 NW 16 38254 P 01/16-13 0 0 37 27 W 8 1 3192 NW 21 62102 G 01/16-14 0 0 38 26 W 8 8 3 1 NW28 4138 NW 24 85951 G 01/16-15 0 0 37 27 W 8 1 3220 NW 23 66015 G 01/16-16 0 0 36 29 W 8 1 2302 W 23 46080 F 01/16-17 28 0 32 34 W 9 9 3 1 NW28 1384 W 22 26145 P 01/16-18 28 0 30 38 W 13 1 1146 W 22 21393 P 01/16-19 28 0 28 42 W 14 1 907 W 21 16642 P 01/16-20 28 0 26 45 W 14 22 4 1 NW29 669 W 21 11890 P 01/16-21 28 0 25 48 W 14 1 526 W 20 9086 P 01/16-22 28 0 23 50 W 14 1 382 W 18 6283 P 01/16-23 28 0 22 53 W 14 22 4 1 NW28 239 W 17 3479 P 01/17-00 28 0 21 54 W 14 1 216 W 16 3063 P 01/17-01 28 0 20 56 W 14 1 192 W 16 2648 P 01/17-02 28 0 19 56 W 14 22 4 1 NW23 169 W 15 2232 P 01/17-03 28 0 19 57 W 13 1 169 W 14 2099 P 01/17-04 28 0 19 57 W 13 1 168 W 14 1965 P 01/17-05 30 0 19 56 W 12 12 2 1 N25 167 W 13 1831 P 01/17-06 30 0 19 54 W 10 1 222 W 13 2365 P 01/17-07 30 0 20 51 W 10 1 276 NW 13 2898 P 01/17-08 30 0 23 44 W 9 9 3 1 NE23 331 NW 12 3432 P 01/17-09 30 0 27 37 W 8 1 1601 NW 12 16137 P 01/17-10 30 0 30 31 NW 7 1 2872 N 12 28843 P 01/17-11 30 0 34 27 NW 6 6 3 1 NE22 4143 N 12 41548 F 01/17-12 30 0 37 24 NW 5 1 4577 N 12 46917 F 01/17-13 30 0 39 21 N 5 1 5011 N 12 52286 F 01/17-14 30 0 39 21 NE 3 3 3 1 N20 5446 N 13 57654 F 01/17-15 30 0 39 21 NE 2 1 5098 N 12 52936 F 01/17-16 30 0 37 22 N 2 1 4750 N 12 48218 F 01/17-17 35 0 33 25 N 2 2 3 1 N22 4403 N 12 43500 F 01/17-18 35 0 31 27 N 3 1 3308 N 10 31301 P 01/17-19 35 0 29 30 NW 5 1 2213 N 8 19102 P 01/17-20 35 0 27 31 W 6 6 3 1 N22 1119 NW 7 6902 P 01/17-21 35 0 25 33 W 6 1 821 NW 7 5054 P 01/17-22 35 0 24 35 W 7 1 522 NW 7 3206 P 01/17-23 35 0 22 37 W 7 7 3 1 N18 224 W 7 1358 P 01/18-00 35 0 21 40 W 7 1 202 W 7 1241 P 01/18-01 35 0 20 42 W 8 1 180 W 7 1123 P 01/18-02 35 0 19 44 W 8 8 3 1 N16 158 W 7 1005 P 01/18-03 35 0 19 44 W 8 1 153 W 8 1055 P 01/18-04 35 0 19 43 W 9 1 149 W 8 1106 P 01/18-05 26 0 19 43 W 9 9 4 1 N24 144 W 9 1156 P 01/18-06 26 0 19 42 W 9 1 179 W 9 1554 P 01/18-07 26 0 20 41 W 10 1 214 W 10 1953 P 01/18-08 26 0 24 36 W 10 10 4 1 N26 249 W 10 2351 P 01/18-09 26 0 29 32 W 10 1 1546 W 15 28689 P 01/18-10 26 0 33 30 W 9 1 2843 NW 18 55027 F 01/18-11 26 0 37 27 W 9 9 4 1 N16 4139 NW 23 81364 G 01/18-12 26 0 40 25 W 10 1 4555 NW 22 83548 G 01/18-13 26 0 43 22 W 12 1 4970 NW 20 85731 G 01/18-14 26 0 44 21 W 13 13 4 1 N20 5386 NW 18 87914 G 01/18-15 26 0 43 22 W 13 1 4478 NW 18 73223 G 01/18-16 26 0 41 23 W 13 1 3570 NW 18 58531 F 01/18-17 26 0 37 26 W 13 13 3 1 N21 2661 NW 18 43839 F 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...BAKER WFO BOULDER REQUESTED BY...MARK DE GREGORIO REASON FOR REQUEST...PRESCRIBED .TAG 20090116.ELKSU.01/BOU