FNUS75 KBOU 240323 FWSBOU SPOT FORECAST FOR TAHOSA...NPS NATIONAL WEATHER SERVICE DENVER CO 930 PM MDT SUN OCT 23 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...EXPECTING A GRADUAL INCREASE IN WESTERLY WINDS OVERNIGHT...WITH STRONGER WINDS MONDAY MORNING. BY MONDAY AFTERNOON WINDS AND HUMIDITIES WILL APPROACH RED FLAG CONDITIONS. IT WILL STAY BREEZY MONDAY NIGHT...THEN A COLD FRONT WILL MOVE IN TUESDAY WITH SNOW LIKELY TUESDAY NIGHT. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....35-40. MAX HUMIDITY........42-47%. 20-FOOT WINDS.......WEST WINDS 7-14 MPH. TRANSPORT WINDS.....WEST AROUND 12 MPH. MIXING HEIGHT.......1000-1200 FT AGL UNTIL 2300...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........4 LOW. .MONDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....59-63. MIN HUMIDITY........16-20%. 20-FOOT WINDS.......WEST WINDS 12-22 MPH WITH GUSTS TO 35 MPH AFTER 1200. TRANSPORT WINDS.....WEST 20 MPH INCREASING TO 40 MPH. MIXING HEIGHT.......RISING TO 3000 FT AGL BY 1100 AND 5000 FT AGL BY 1400. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN GOOD. EXCELLENT AFTER 1400. HAINES INDEX........4 LOW. .MONDAY NIGHT... SKY/WEATHER.........PARTLY CLOUDY(30-40%). MIN TEMPERATURE.....35-40. MAX HUMIDITY........50-60%. 20-FOOT WINDS.......NORTHWEST WINDS 13-19 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....WEST 29-40 MPH UNTIL 2400...THEN 20-28 MPH. MIXING HEIGHT.......3400-4400 FT AGL UNTIL 2000...THEN 1200-2200 FT AGL. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100. HAINES INDEX........4 LOW. .TUESDAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 1200...THEN CHANCE OF RAIN OR SNOW. MAX TEMPERATURE.....41-45. MIN HUMIDITY........44-48%. 20-FOOT WINDS.......SOUTHWEST WINDS 8-14 MPH WITH GUSTS TO 20 MPH UNTIL 1500...THEN UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....WEST 13-24 MPH. MIXING HEIGHT.......4000-5000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN GOOD. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...OCCASIONAL SNOW UNTIL 0600...THEN SNOW LIKELY UNTIL 1800...THEN CHANCE OF SNOW. COLDER. LOWS IN THE MID 20S. HIGHS IN THE UPPER 20S. NORTHEAST WINDS AROUND 6 MPH. .THURSDAY...MOSTLY CLEAR. LOWS AROUND 14. HIGHS IN THE MID 30S. WEST WINDS AROUND 7 MPH. .FRIDAY...MOSTLY CLEAR. LOWS AROUND 20. HIGHS IN THE LOWER 40S. WEST WINDS AROUND 7 MPH. .SATURDAY...MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE MID 40S. WEST WINDS AROUND 9 MPH WITH GUSTS TO 20 MPH. FIRE WEATHER TABLE FOR TAHOSA. +++ 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 10/23-21 0 0 0 46 31 W 6 6 4 1 W31 1270 W12 12253 P 10/23-22 0 0 0 44 33 W 7 7 4 1 W31 946 W12 9175 P 10/23-23 0 0 0 43 36 W 9 14 4 1 W31 623 W12 6096 P 10/24-00 0 0 0 41 39 W10 16 4 1 W32 299 W12 3018 P 10/24-01 4 0 0 40 40 W12 17 4 1 W32 266 W12 2764 P 10/24-02 4 0 0 39 40 W12 18 3 1 W33 234 W13 2510 P 10/24-03 11 0 0 38 40 W12 18 3 1 W33 201 W13 2256 P 10/24-04 11 0 0 38 40 W12 20 3 1 W33 192 W14 2232 P 10/24-05 16 0 0 37 40 W13 20 3 1 W33 183 W14 2208 P 10/24-06 16 0 0 37 40 W13 21 3 1 W33 175 W14 2184 P 10/24-07 19 0 0 38 40 W13 21 3 1 W36 220 W15 2976 P 10/24-08 19 0 0 38 41 W14 22 4 1 W37 265 W16 3768 P 10/24-09 19 0 0 40 40 W14 22 4 1 W37 311 W17 4560 P 10/24-10 19 0 0 44 34 W14 22 4 1 W36 1691 W25 55793 F 10/24-11 19 0 0 50 28 W14 23 4 1 W33 3071 W33 107026 V 10/24-12 19 0 0 54 25 W15 24 4 1 W32 4451 W41 158259 E 10/24-13 19 0 0 58 21 W17 28 4 1 W33 4981 W43 184413 E 10/24-14 19 0 0 60 19 W21 32 4 1 W37 5510 W44 210568 E 10/24-15 19 0 0 61 18 W22 35 4 1 W39 6040 W45 236722 E 10/24-16 19 0 0 61 19 W21 35 4 1 W40 5517 W44 210589 E 10/24-17 19 0 0 57 22 W20 31 4 1 W40 4994 W43 184456 E 10/24-18 23 5 1 50 29 W17 28 4 1 W41 4470 W40 158323 E 10/24-19 23 5 1 46 34 W16 25 4 1 W43 3412 W37 116518 V 10/24-20 23 5 1 45 35 W14 23 3 1 W45 2353 W33 74712 G 10/24-21 23 5 1 44 36 W13 21 2 1 W47 1295 W29 32906 P 10/24-22 23 5 1 43 38 W13 18 3 1 W39 1268 W29 31944 P 10/24-23 23 5 1 42 42 W13 18 2 1 W36 1160 W30 29638 P 10/25-00 44 8 2 42 44 W13 20 2 1 W35 1053 W30 27332 P 10/25-01 44 8 2 41 45 NW12 17 2 1 W35 1128 W26 26119 P 10/25-02 44 8 2 41 46 NW10 16 2 1 W36 1204 W24 24906 P 10/25-03 44 8 2 41 47 NW10 16 2 1 W38 1279 W22 23692 P 10/25-04 44 8 2 40 50 NW12 17 2 1 W38 1334 W22 25194 P 10/25-05 44 8 2 39 51 NW14 20 2 1 W39 1390 W22 26696 P 10/25-06 54 16 3 38 54 W14 21 2 1 W39 1445 W23 28198 P 10/25-07 54 16 3 37 56 W12 16 2 1 W37 1632 W21 28949 P 10/25-08 54 16 3 38 55 W 7 7 2 1 W35 1818 W20 29699 P 10/25-09 54 16 3 39 53 SW 5 5 2 1 W33 2005 W17 30450 P 10/25-10 54 16 3 39 51 SW 6 6 2 1 W35 2841 W18 46201 F 10/25-11 54 16 3 40 49 SW 7 7 2 1 W37 3677 W20 61951 G 10/25-12 87 33 12 41 48 SW 8 8 2 1 W39 4513 W20 77702 G 10/25-13 87 33 12 42 47 SW 6 6 2 1 W39 4748 W20 82309 G 10/25-14 87 33 12 42 46 SW 3 3 2 1 W40 4982 SW20 86915 G 10/25-15 87 33 12 43 46 CALM 1 2 1 W40 5217 SW21 91522 G 10/25-16 87 33 12 42 47 CALM 0 2 1 W43 3839 SW15 62815 G 10/25-17 87 33 12 40 52 CALM 0 2 1 W44 2461 S10 34109 P 10/25-18 87 70 53 35 64 CALM 1 2 1 W46 1083 S 6 5402 P 10/25-19 87 70 53 32 74 SE 2 2 2 1 SW49 958 S 6 4809 P 10/25-20 87 70 53 31 79 E 3 3 2 1 SW52 833 SE 6 4216 P 10/25-21 87 70 53 31 81 E 5 5 2 1 SW52 708 SE 6 3623 P 10/25-22 87 70 53 30 85 E 6 6 2 1 W45 922 E 6 4644 P 10/25-23 87 70 53 29 89 E 6 6 2 1 W37 1136 NE 6 5664 P 10/26-00 90 80 68 29 91 NE 6 6 2 1 W30 1349 N 6 6684 P 10/26-01 90 80 68 29 91 NE 6 6 2 1 W31 1740 N 6 8429 P 10/26-02 90 80 68 29 90 NE 6 6 2 1 W35 2131 NE 6 10174 P 10/26-03 90 80 68 28 91 NE 6 6 2 1 W39 2522 NE 6 11919 P 10/26-04 90 80 68 28 92 NE 6 6 2 1 W43 2896 NE 5 11266 P 10/26-05 90 80 68 27 90 NE 7 7 2 1 W45 3270 E 3 10613 P 10/26-06 89 72 56 27 89 NE 7 7 2 1 W46 3644 E 3 9959 P 10/26-07 89 72 56 26 87 NE 7 7 2 1 W44 4034 E 3 10070 P 10/26-08 89 72 56 26 82 NE 7 7 2 1 W40 4424 E 2 10180 P 10/26-09 89 72 56 26 76 NE 7 7 2 1 W38 4813 NE 2 10290 P 10/26-10 89 72 56 26 72 NE 7 7 2 1 W39 5053 NE 3 14805 P 10/26-11 89 72 56 26 69 NE 7 7 2 1 W41 5292 E 5 19320 P 10/26-12 91 60 38 26 66 NE 7 7 2 1 W43 5531 E 5 23836 P 10/26-13 91 60 38 27 64 NE 7 7 2 1 W44 5748 NE 5 23722 P 10/26-14 91 60 38 27 63 NE 7 7 2 1 W45 5966 N 5 23608 P 10/26-15 91 60 38 27 62 NE 7 7 2 1 W44 6184 N 5 23493 P 10/26-16 91 60 38 26 63 NE 6 6 2 1 W41 5864 N 7 31602 P 10/26-17 91 60 38 25 67 NE 6 6 2 1 W38 5544 N 8 39710 P 10/26-18 57 31 10 21 77 NE 6 6 2 1 W35 5224 N10 47819 F 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...GIMMESTAD REQUESTED BY...FORT COLLINS DISPATCH REASON FOR REQUEST...WILDFIRE .TAG 20111023.TAHOS.01/BOU