FNUS75 KBOU 290335 CCA FWSBOU SPOT FORECAST FOR LOWER CO RIVER...NPS NATIONAL WEATHER SERVICE DENVER CO 825 PM MST MON NOV 28 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN UPPER LEVEL RIDGE BUILDING OVER COLORADO WILL BRING DRY AND MAINLY SUNNY WEATHER ON TUESDAY. TEMPERATURES WILL BE JUST A DEGREE OR TWO COOLER THAN MONDAY...WITH MODERATE HUMIDITY READINGS AND LIGHT WINDS. ENOUGH DAYTIME HEATING SHOULD OCCUR FOR A SHORT PERIOD OF GOOD SMOKE DISPERSION TUESDAY AFTERNOON. THE NEXT STORM SYSTEM WILL BRING INCREASING WINDS BY WEDNESDAY... AND THEN COLDER TEMPERATURES AND A GOOD CHANCE OF SNOWFALL WEDNESDAY NIGHT INTO THURSDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0500...THEN PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS UNTIL 0500. MIN TEMPERATURE.....19. MAX HUMIDITY........77%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-8 MPH. TRANSPORT WINDS.....WEST 0-8 MPH. MIXING HEIGHT.......1000-1400 FT AGL UNTIL 2200...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........2 VERY LOW. .TUESDAY... SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900...THEN MOSTLY SUNNY. MAX TEMPERATURE.....41-42. MIN HUMIDITY........38-40%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 3-7 MPH. TRANSPORT WINDS.....WEST 9-20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000...THEN 2600-3600 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR UNTIL 1300...THEN GOOD UNTIL 1500...THEN FAIR UNTIL 1600...THEN POOR. HAINES INDEX........4 LOW. .TUESDAY NIGHT... SKY/WEATHER.........PARTLY CLOUDY(35-45%). MIN TEMPERATURE.....20. MAX HUMIDITY........68%. 20-FOOT WINDS.......SOUTHWEST WINDS 9-15 MPH. TRANSPORT WINDS.....WEST 9-20 MPH. MIXING HEIGHT.......1000-1800 FT AGL UNTIL 2000...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........4 LOW. .WEDNESDAY... SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1200...THEN MOSTLY CLOUDY. SNOW LIKELY AFTER 1700. MAX TEMPERATURE.....43. MIN HUMIDITY........32%. 20-FOOT WINDS.......WEST WINDS 13-21 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....WEST 32-52 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900. 5400-6400 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 0900...THEN GOOD UNTIL 1000...THEN EXCELLENT UNTIL 1700...THEN VERY GOOD. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .THURSDAY...SNOW LIKELY UNTIL 1200...THEN CHANCE OF SNOW UNTIL 1800...THEN SLIGHT CHANCE OF SNOW. COLDER. LOWS AROUND 11. HIGHS IN THE MID 20S. NORTH WINDS AROUND 10 MPH WITH GUSTS TO 25 MPH. .FRIDAY...PARTLY CLOUDY. LOWS AROUND 10. HIGHS IN THE LOWER 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. LOWS AROUND 14. HIGHS IN THE UPPER 20S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW. LOWS AROUND 13. HIGHS IN THE UPPER 20S. WEST WINDS AROUND 6 MPH. FIRE WEATHER TABLE FOR LOWER 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 11/28-20 74 10 2 31 47 N 2 2 2 1 W40 1378 CALM 1984 P 11/28-21 74 10 2 30 51 N 2 2 2 1 W40 1076 W 3 2057 P 11/28-22 74 10 2 29 54 N 3 3 2 1 W40 775 W 5 2131 P 11/28-23 71 10 2 27 58 N 3 3 2 1 W39 473 W 6 2204 P 11/29-00 71 10 2 26 60 N 3 3 2 1 NW33 397 W 6 1956 P 11/29-01 71 10 2 24 63 N 3 3 2 1 NW28 320 W 7 1708 P 11/29-02 71 10 2 23 63 N 3 3 2 1 NW22 244 W 7 1460 P 11/29-03 71 10 2 22 64 N 3 3 2 1 NW22 226 W 7 1361 P 11/29-04 71 10 2 21 65 N 3 3 2 1 N23 207 W 7 1261 P 11/29-05 32 0 0 20 68 N 3 3 2 1 N25 188 W 7 1162 P 11/29-06 32 0 0 20 67 N 3 3 3 1 N28 192 W 7 1172 P 11/29-07 32 0 0 19 74 N 3 3 3 1 N30 195 W 7 1182 P 11/29-08 11 0 0 19 77 W 3 3 4 1 N32 198 W 7 1192 P 11/29-09 11 0 0 22 74 W 3 3 4 1 N35 848 W10 12483 P 11/29-10 11 0 0 25 68 S 5 5 3 1 N37 1498 W15 23775 P 11/29-11 11 0 0 30 59 S 5 5 3 1 N38 2148 W18 35067 P 11/29-12 11 0 0 36 49 S 5 5 3 1 N36 2759 W18 45719 F 11/29-13 11 0 0 38 46 S 6 6 4 1 N33 3370 W20 56371 F 11/29-14 11 0 0 39 43 S 6 6 4 1 NW31 3982 NW20 67023 G 11/29-15 11 0 0 41 40 S 6 6 4 1 NW31 3537 W21 61420 G 11/29-16 11 0 0 40 40 SW 7 7 4 1 NW32 3093 W21 55818 F 11/29-17 48 0 0 37 42 SW 7 7 4 1 NW36 2648 W22 50215 F 11/29-18 48 0 0 32 48 SW 7 7 4 1 NW38 1842 W17 34120 P 11/29-19 48 0 0 26 57 SW 6 6 3 1 NW41 1035 W14 18026 P 11/29-20 48 0 0 20 68 SW 6 6 3 1 NW45 228 SW 9 1931 P 11/29-21 48 0 0 20 62 SW 6 6 4 1 NW44 246 SW10 2310 P 11/29-22 48 0 0 20 61 SW 6 6 4 1 NW45 244 SW12 2481 P 11/29-23 29 0 0 20 60 SW 7 7 4 1 NW45 243 SW13 2651 P 11/30-00 29 0 0 20 56 SW 8 13 4 1 W45 246 SW14 2965 P 11/30-01 29 0 0 20 52 SW 9 15 4 1 W46 249 W15 3278 P 11/30-02 29 0 0 20 50 SW10 16 4 1 W47 252 W16 3592 P 11/30-03 29 0 0 21 48 SW12 18 4 1 W47 263 W17 4080 P 11/30-04 29 0 0 21 48 W13 20 4 1 W48 273 W20 4568 P 11/30-05 45 3 1 21 50 W14 22 4 1 W49 283 W21 5057 P 11/30-06 45 3 1 21 55 W15 24 4 1 W52 352 W24 7834 P 11/30-07 45 3 1 21 61 W17 28 4 1 W55 421 W28 10611 P 11/30-08 45 3 1 23 64 W18 30 4 1 W59 490 W31 13388 P 11/30-09 45 3 1 28 59 W20 31 3 1 W61 2080 W39 91707 G 11/30-10 45 3 1 35 51 W20 31 3 1 W63 3670 W47 170025 E 11/30-11 87 7 1 40 44 W20 31 2 1 W66 5260 W54 248343 E 11/30-12 87 7 1 42 38 W21 32 2 1 W70 5618 W53 254998 E 11/30-13 87 7 1 41 34 W21 33 2 1 W75 5976 W51 261652 E 11/30-14 87 7 1 40 32 W21 33 2 1 W77 6334 W48 268307 E 11/30-15 87 7 1 38 36 W18 29 2 1 W76 6157 W41 224090 E 11/30-16 87 7 1 35 43 W15 24 2 1 SW73 5980 W35 179874 E 11/30-17 94 60 38 32 50 W13 21 2 1 SW66 5802 W26 135657 V 11/30-18 94 60 38 31 55 W13 20 2 1 SW55 6080 W25 130422 V 11/30-19 94 60 38 29 57 NW13 20 2 1 SW44 6358 NW23 125187 V 11/30-20 94 60 38 28 58 NW13 21 2 1 SW33 6636 NW21 119952 V 11/30-21 94 60 38 27 60 NW13 20 2 1 SW26 6312 NW21 113777 V 11/30-22 94 60 38 26 60 NW12 18 2 1 W22 5987 NW21 107601 V 11/30-23 92 71 54 25 61 NW12 18 2 1 W20 5662 NW21 101426 V 12/01-00 92 71 54 24 62 NW12 18 2 1 W18 5667 NW23 113070 V 12/01-01 92 71 54 22 63 NW12 20 2 1 W17 5672 N25 124715 V 12/01-02 92 71 54 21 65 NW13 21 2 1 NW18 5677 N28 136359 V 12/01-03 92 71 54 19 68 N14 22 2 1 NW18 5514 N31 147447 V 12/01-04 92 71 54 18 72 N14 23 2 1 NW18 5351 N35 158534 E 12/01-05 94 70 53 16 76 N15 24 2 1 NW18 5188 N38 169622 E 12/01-06 94 70 53 15 82 N15 25 2 1 N20 5133 N39 171982 E 12/01-07 94 70 53 14 85 N16 25 2 1 N21 5079 N39 174342 E 12/01-08 94 70 53 14 87 N15 24 2 1 N22 5025 N40 176703 E 12/01-09 94 70 53 14 89 N13 21 2 1 N22 5475 N39 182188 E 12/01-10 94 70 53 16 84 N10 16 2 1 N22 5926 N37 187673 E 12/01-11 90 53 28 18 80 N 8 13 2 1 N22 6377 N35 193158 E 12/01-12 90 53 28 19 79 N 8 14 2 1 N22 6419 N32 181100 E 12/01-13 90 53 28 19 80 N 9 15 2 1 N21 6460 N30 169042 E 12/01-14 90 53 28 19 85 N10 16 2 1 N22 6502 N28 156984 E 12/01-15 90 53 28 16 100 N 9 15 2 1 N23 5873 N26 136136 V 12/01-16 90 53 28 11 100 N 7 7 2 1 N24 5244 N25 115289 V 12/01-17 60 19 4 9 100 N 6 6 2 1 N26 4614 N23 94441 G 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 20111129.LOWER.03/BOU