FNUS75 KBOU 061559 FWSBOU SPOT FORECAST FOR UPPER CO RIVER...NPS NATIONAL WEATHER SERVICE DENVER CO 857 AM MST TUE DEC 6 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...ARCTIC HIGH PRESSURE OVER THE STATE WILL GRADUALLY LOOSEN ITS GRIP ON THE AREA THIS WEEK WITH A GRADUAL MODERATION IN TEMPERATURES. UNTIL THEN...INVERSIONS ARE EXPECTED TO HOLD STRONG TODAY...WITH ONLY SLIGHT WEAKENING WEDNESDAY. BY THURSDAY...AN APPROACHING UPPER LEVEL DISTURBANCE AND INCREASE IN CLOUD COVER SHOULD WEAKEN THE INVERSIONS ENOUGH TO ALLOW FOR FAIR TO POSSIBLY GOOD SMOKE DISPERSION. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........SUNNY UNTIL 1100...THEN PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....14. MIN HUMIDITY........37%. 20-FOOT WINDS.......SOUTHWEST WINDS 4-7 MPH. TRANSPORT WINDS.....WEST 6-10 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1100...THEN 1000-1600 FT AGL UNTIL 1700...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 VERY LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....-3. MAX HUMIDITY........100%. 20-FOOT WINDS.......NORTHWEST 3-6 MPH. TRANSPORT WINDS.....NORTHWEST 3-8 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........2 VERY LOW. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1700...THEN PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....29. MIN HUMIDITY........36%. 20-FOOT WINDS.......SOUTHWEST 4-8 MPH. TRANSPORT WINDS.....SOUTHWEST 7-12 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1100...THEN 1400-2400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1300...THEN FAIR UNTIL 1600...THEN POOR. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .THURSDAY...PARTLY CLOUDY. LOWS AROUND 7. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 8 MPH WITH GUSTS TO 20 MPH. .FRIDAY...MOSTLY CLEAR. LOWS AROUND 5. HIGHS IN THE UPPER 20S. WEST WINDS AROUND 7 MPH. .SATURDAY...MOSTLY CLEAR. LOWS AROUND 7. HIGHS IN THE LOWER 30S. WEST WINDS AROUND 8 MPH. FIRE WEATHER TABLE FOR UPPER CO RIVER. +++ 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 12/06-08 3 0 0 -11 62 NW 3 6 2 1 NE75 250 NW10 2282 P 12/06-09 3 0 0 -5 81 W 4 7 2 1 NE74 560 NW10 7670 P 12/06-10 3 0 0 2 71 SW 5 8 2 1 NE71 871 NW10 13059 P 12/06-11 31 0 0 9 54 SW 6 9 2 1 NE70 1181 NW10 18448 P 12/06-12 31 0 0 13 41 SW 6 9 2 1 N67 1320 NW10 21833 P 12/06-13 31 0 0 14 37 SW 6 9 2 1 N62 1459 NW12 25217 P 12/06-14 31 0 0 14 37 SW 6 9 2 1 N60 1599 NW12 28602 P 12/06-15 31 0 0 12 38 SW 6 9 2 1 N58 1273 NW12 21987 P 12/06-16 31 0 0 12 44 SW 7 10 2 1 N56 947 NW10 15373 P 12/06-17 43 0 0 9 38 SW 7 10 2 1 N55 621 NW10 8759 P 12/06-18 43 0 0 6 44 W 6 9 2 1 N54 480 NW10 6422 P 12/06-19 43 0 0 4 46 NW 5 8 2 1 N54 339 W10 4084 P 12/06-20 43 0 0 2 48 NW 5 7 2 1 N53 197 W10 1747 P 12/06-21 43 0 0 1 48 NW 5 7 2 1 N51 175 W 9 1499 P 12/06-22 43 0 0 0 50 NW 5 7 2 1 N49 153 W 9 1251 P 12/06-23 17 0 0 -1 49 NW 5 7 2 1 N47 131 W 9 1003 P 12/07-00 17 0 0 -1 47 NW 4 6 2 1 N47 125 W 8 872 P 12/07-01 17 0 0 -2 60 NW 5 5 2 1 NW46 119 W 7 741 P 12/07-02 17 0 0 1 58 NW 5 5 2 1 NW46 113 W 6 610 P 12/07-03 17 0 0 0 62 NW 5 5 2 1 NW46 109 W 6 527 P 12/07-04 17 0 0 0 61 NW 6 6 2 1 NW46 104 W 5 444 P 12/07-05 17 0 0 -1 100 NW 3 3 2 1 NW46 100 W 5 361 P 12/07-06 17 0 0 -2 100 NW 3 3 2 1 NW48 108 W 5 503 P 12/07-07 17 0 0 -1 100 W 3 3 2 1 NW49 117 W 6 645 P 12/07-08 17 0 0 2 100 W 5 5 2 1 NW51 126 W 7 787 P 12/07-09 17 0 0 10 92 W 5 7 2 1 NW51 449 W10 5773 P 12/07-10 17 0 0 16 70 SW 7 10 2 1 NW49 772 W10 10760 P 12/07-11 21 0 0 22 55 SW 7 10 2 1 NW49 1096 W10 15746 P 12/07-12 21 0 0 25 45 SW 7 10 2 1 NW49 1570 W10 28722 P 12/07-13 21 0 0 27 39 SW 7 10 2 1 NW49 2044 W12 41699 F 12/07-14 21 0 0 28 36 SW 8 12 2 1 NW51 2517 W15 54675 F 12/07-15 21 0 0 27 36 SW 9 13 2 1 NW51 2160 W15 46640 F 12/07-16 21 0 0 26 39 SW 8 12 2 1 NW51 1803 W14 38605 P 12/07-17 35 4 1 22 47 SW 8 12 2 1 NW52 1446 W14 30570 P 12/07-18 35 4 1 20 54 W 7 10 2 1 NW51 1160 W12 23215 P 12/07-19 35 4 1 18 59 W 7 10 2 1 W49 873 W12 15859 P 12/07-20 35 4 1 17 63 W 7 10 2 1 W49 586 W12 8503 P 12/07-21 35 4 1 16 66 W 7 7 2 1 W49 501 W12 6796 P 12/07-22 35 4 1 15 68 SW 7 7 2 1 W49 416 W12 5089 P 12/07-23 41 4 1 15 69 SW 7 7 2 1 W51 331 W12 3381 P 12/08-00 41 4 1 14 71 SW 7 7 2 1 W52 288 W12 2829 P 12/08-01 41 4 1 13 71 SW 7 7 2 1 W52 246 SW10 2276 P 12/08-02 41 4 1 12 73 SW 7 7 2 1 W54 204 SW 9 1724 P 12/08-03 41 4 1 11 74 SW 6 6 2 1 W55 195 SW 9 1591 P 12/08-04 41 4 1 10 76 SW 6 6 2 1 W58 185 W 9 1458 P 12/08-05 50 7 1 10 79 SW 5 5 2 1 W60 176 W 9 1325 P 12/08-06 50 7 1 9 84 SW 5 5 2 1 W61 209 W 9 1777 P 12/08-07 50 7 1 8 89 W 3 3 2 1 W61 241 W10 2228 P 12/08-08 50 7 1 10 88 W 5 5 2 1 W61 274 W12 2679 P 12/08-09 50 7 1 13 81 W 7 7 2 1 W62 1314 W17 29235 P 12/08-10 50 7 1 17 75 W 9 15 2 1 W62 2355 W22 55790 F 12/08-11 58 7 1 19 68 W12 18 2 1 W60 3395 W28 82346 G 12/08-12 58 7 1 21 59 W13 20 2 1 NW52 3836 W29 95188 G 12/08-13 58 7 1 22 52 W13 21 2 1 NW44 4277 NW29 108031 V 12/08-14 58 7 1 22 47 W13 21 2 1 N37 4719 NW30 120873 V 12/08-15 58 7 1 22 49 W13 20 2 1 N39 4023 NW28 98164 G 12/08-16 58 7 1 21 55 W12 18 3 1 N44 3328 NW25 75456 G 12/08-17 46 9 2 17 68 W10 16 3 1 N48 2632 NW23 52747 F 12/08-18 46 9 2 15 76 W 9 15 3 1 NW51 2218 NW22 42722 F 12/08-19 46 9 2 13 80 W 8 13 2 1 NW52 1804 W21 32696 P 12/08-20 46 9 2 12 83 W 7 7 2 1 NW53 1389 W18 22671 P 12/08-21 46 9 2 11 86 W 6 6 2 1 NW52 1243 W18 19638 P 12/08-22 46 9 2 11 87 SW 5 5 2 1 NW49 1096 W17 16606 P 12/08-23 22 6 1 10 85 SW 5 5 2 1 NW47 950 W16 13573 P 12/09-00 22 6 1 9 78 SW 5 5 2 1 NW46 816 W16 11689 P 12/09-01 22 6 1 8 69 W 6 6 2 1 NW46 682 W16 9804 P 12/09-02 22 6 1 8 63 W 7 7 2 1 NW45 548 W16 7920 P 12/09-03 22 6 1 7 61 W 7 7 2 1 NW45 522 W16 7349 P 12/09-04 22 6 1 6 64 W 8 13 2 1 NW46 496 W16 6777 P 12/09-05 4 7 1 6 69 W 8 13 2 1 NW46 471 W15 6206 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...WFO BOULDER REQUESTED BY...JEFF SINGER REASON FOR REQUEST...PRESCRIBED .TAG 20111206.UPPER.01/BOU