FNUS75 KBOU 281638 FWSBOU SPOT FORECAST FOR UPPER CO RIVER...USFS NATIONAL WEATHER SERVICE DENVER CO 938 AM MST MON NOV 28 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A STRONG MORNING INVERSION WILL KEEP THE AIRMASS STABLE THIS MORNING. THE INVERSION WILL LIFT THIS AFTERNOON DUE TO NORMAL DAYTIME WARMING. AN UPPER LEVEL SYSTEM WILL PUSH ACROSS THE AREA TONIGHT. THIS WILL BRING AN INCREASE IN CLOUDS TODAY AND TONIGHT. THERE IS A SLIGHT CHANCE FOR SNOW. IF ANY SNOW FALLS... ACCUMULATION WILL BE LIGHT. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY BECOMING MOSTLY CLOUDY(50-60%) AFTER 1200. MAX TEMPERATURE.....35-40. MIN HUMIDITY........30-35%. 20-FOOT WINDS.......LIGHT AND VARIABLE BECOMING WEST WINDS 6-12 MPH AFTER 1200. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1100. 3400-4200 FT AGL AFTER 1400. SMOKE DISPERSAL.....POOR UNTIL 1200...THEN FAIR UNTIL 1300...THEN GOOD UNTIL 1600...THEN FAIR. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 0500. MIN TEMPERATURE.....5-12. MAX HUMIDITY........95-95%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-6 MPH TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......1600-2400 FT AGL UNTIL 2000...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. .TUESDAY... SKY/WEATHER.........PARTLY CLOUDY UNTIL 0800. MAX TEMPERATURE.....32-36. MIN HUMIDITY........35-40%. 20-FOOT WINDS.......WEST WINDS 6-11 MPH. TRANSPORT WINDS.....WEST 9-20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000...THEN 1800-2800 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1300...THEN FAIR. 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 11/28-09 53 0 0 14 71 W 8 8 4 1 W47 456 W15 7408 P 11/28-10 53 0 0 21 64 W 9 9 3 1 W46 726 W18 12952 P 11/28-11 54 0 0 30 49 W10 10 3 1 W46 995 W22 18496 P 11/28-12 54 0 0 37 39 W10 10 3 1 W47 2074 W23 43235 F 11/28-13 54 0 0 40 32 W10 10 3 1 W48 3153 W24 67974 G 11/28-14 54 0 0 40 31 W 9 9 3 1 W51 4232 W25 92714 G 11/28-15 54 0 0 40 31 W 7 7 3 1 W52 3959 NW22 75953 G 11/28-16 54 0 0 40 30 W 6 6 3 1 W54 3686 NW18 59193 F 11/28-17 64 10 2 37 33 W 3 3 3 1 W55 3414 NW14 42432 F 11/28-18 64 10 2 32 42 W 2 2 3 1 W56 2476 NW10 28906 P 11/28-19 64 10 2 28 50 CALM 1 2 1 W55 1539 NW 7 15381 P 11/28-20 64 10 2 26 57 CALM 1 2 1 W53 602 NW 3 1855 P 11/28-21 64 10 2 24 64 NW 2 2 2 1 W46 478 NW 5 1669 P 11/28-22 64 10 2 22 73 NW 5 5 2 1 NW38 354 W 6 1483 P 11/28-23 64 10 2 20 81 W 6 6 2 1 NW31 230 W 7 1297 P 11/29-00 64 10 2 19 81 W 6 6 2 1 NW29 214 W 7 1277 P 11/29-01 64 10 2 18 80 W 6 6 2 1 NW29 199 W 7 1258 P 11/29-02 64 10 2 17 80 W 6 6 2 1 NW29 184 W 8 1238 P 11/29-03 64 10 2 16 83 W 6 6 3 1 NW29 185 W 8 1279 P 11/29-04 64 10 2 14 90 W 5 5 4 1 N30 186 W 8 1319 P 11/29-05 27 0 0 14 88 W 5 5 5 1 N31 188 W 8 1360 P 11/29-06 27 0 0 14 89 W 5 5 5 1 N33 212 W 8 1586 P 11/29-07 27 0 0 14 86 W 5 5 5 1 N36 236 W 9 1813 P 11/29-08 13 0 0 17 73 W 5 5 5 1 N38 260 W 9 2039 P 11/29-09 13 0 0 13 91 W 6 6 5 1 N38 833 W13 12620 P 11/29-10 13 0 0 19 77 W 6 6 4 1 N37 1405 W16 23201 P 11/29-11 21 0 0 27 59 W 7 7 4 1 N35 1978 W20 33781 P 11/29-12 21 0 0 33 47 W 8 8 4 1 N31 2350 W20 38855 P 11/29-13 21 0 0 36 41 W 8 8 5 1 NW28 2721 W18 43928 F 11/29-14 21 0 0 36 40 W 9 9 5 1 NW26 3093 W18 49002 F 11/29-15 21 0 0 36 39 W 9 9 5 1 NW28 2770 W20 46291 F 11/29-16 21 0 0 36 37 W 9 9 4 1 NW32 2447 W21 43580 F 11/29-17 41 0 0 34 39 W 9 9 4 1 NW37 2124 W22 40870 F 11/29-18 41 0 0 29 45 W 9 9 4 1 NW39 1661 W21 31354 P 11/29-19 41 0 0 26 49 W10 10 4 1 NW41 1199 W21 21839 P 11/29-20 41 0 0 24 51 W10 10 4 1 NW44 736 W20 12324 P 11/29-21 41 0 0 23 53 W10 10 5 1 NW33 544 W20 9233 P 11/29-22 41 0 0 21 55 W10 10 4 1 NW32 419 W18 6818 P 11/29-23 41 0 0 19 58 W10 10 4 1 NW31 293 W17 4404 P 11/30-00 41 0 0 18 59 W10 10 4 1 NW33 279 W17 4136 P 11/30-01 41 0 0 18 59 W10 10 4 1 NW37 265 W17 3868 P 11/30-02 41 0 0 18 57 W10 10 4 1 NW38 250 W16 3600 P 11/30-03 41 0 0 18 56 W12 12 4 1 NW38 231 W17 3450 P 11/30-04 41 0 0 17 59 W13 18 3 1 W36 212 W18 3301 P 11/30-05 31 4 1 16 64 W14 20 3 1 W36 193 W18 3152 P 11/30-06 31 4 1 16 69 W14 20 3 1 W37 198 W20 3285 P 11/30-07 31 4 1 15 75 W14 20 4 1 W39 202 W20 3418 P 11/30-08 31 4 1 15 82 W14 20 4 1 W43 206 W20 3551 P 11/30-09 31 4 1 16 81 W15 21 4 1 W47 1002 W29 38297 P 11/30-10 31 4 1 22 67 W16 22 3 1 W52 1797 W38 73044 G 11/30-11 33 10 2 29 50 W16 23 3 1 W56 2592 W48 107790 V 11/30-12 33 10 2 34 40 W16 22 3 1 W62 3666 W47 149232 V 11/30-13 33 10 2 37 36 W15 21 2 1 W67 4740 W46 190673 E 11/30-14 33 10 2 37 35 W14 20 2 1 W70 5815 W46 232115 E 11/30-15 33 10 2 37 35 W12 16 2 1 W71 5941 W40 207867 E 11/30-16 33 10 2 37 35 W 9 9 2 1 SW70 6068 W35 183618 E 11/30-17 84 37 15 34 38 W 7 7 2 1 SW67 6194 W30 159370 E 11/30-18 84 37 15 28 48 W 6 6 2 1 SW61 5641 W24 121724 V 11/30-19 84 37 15 25 57 NW 5 5 2 1 SW54 5088 W17 84077 G 11/30-20 84 37 15 22 62 N 3 3 2 1 SW48 4534 W12 46431 F 11/30-21 84 37 15 20 68 N 3 3 2 1 SW44 4309 W13 46647 F 11/30-22 84 37 15 18 74 NE 3 3 2 1 S40 4084 W14 46864 F 11/30-23 86 45 22 16 80 NE 3 3 2 1 S37 3859 W14 47080 F 12/01-00 86 45 22 15 83 NE 5 5 2 1 S31 4090 NW18 65606 G 12/01-01 86 45 22 14 85 NE 6 6 2 1 S26 4321 N22 84131 G 12/01-02 86 45 22 15 82 NE 7 7 2 1 S21 4551 N26 102656 V 12/01-03 86 45 22 15 79 NE 9 9 2 1 SW16 4431 N26 102013 V 12/01-04 86 45 22 14 80 NE12 12 2 1 W12 4311 NE28 101371 V 12/01-05 87 44 21 12 84 NE13 17 2 1 NW 7 4191 NE28 100728 V 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 20111128.UPPER.01/BOU