FNUS75 KBOU 051542 FWSBOU SPOT FORECAST FOR PHANTOM CANYON UNIT 3 BLACKLINING...NATURE CONSERVANCY. NATIONAL WEATHER SERVICE DENVER CO 940 AM MDT MON APR 5 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN UPPER LEVEL DISTURBANCE WILL MOVE INTO THE GREAT BASIN TODAY WITH INCREASING SOUTHWEST FLOW ALOFT AHEAD OF THE STORM. THE MAIN CONCERN WILL BE GUSTY WINDS TODAY...WITH A WINDOW OF WINDS EXPECTED THIS AFTERNOON. THERE MAY ALSO BE A FEW RAIN SHOWERS THIS AFTERNOON AS MOISTURE ALSO INCREASES. THE RED FLAG CONCERNS WILL BE SOUTH OF THE BURN AREA WITH HUMIDITY LEVELS ABOVE 20%. A COLD FRONT WILL MOVE INTO THE AREA LATER THIS EVENING AS WINDS SHIFT TO THE NORTHWEST AND INCREASE ON TUESDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(50-60%). ISOLATED RAIN SHOWERS AFTER 1200. MAX TEMPERATURE.....52. MIN HUMIDITY........27%. WIND (20 FT)........SOUTHEAST 4-10 MPH UNTIL 1200...THEN SOUTHWEST 12-18 MPH WITH GUSTS TO AROUND 30 MPH. TRANSPORT WINDS.....SOUTHWEST 16-24 MPH UNTIL 1200...THEN 28-32 MPH. MIXING HEIGHT.......5000-5200 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR. VERY GOOD AFTER 1200. HAINES INDEX........2 VERY LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND SNOW SHOWERS. MIN TEMPERATURE.....32. MAX HUMIDITY........56%. WIND (20 FT)........NORTHWEST WINDS 12-18 MPH. TRANSPORT WINDS.....WEST 13-24 MPH. MIXING HEIGHT.......3800-4800 FT AGL UNTIL 2000...THEN 1400-2400 FT AGL UNTIL 2200...THEN 1000-1400 FT AGL AFTER 0400. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900...THEN GOOD UNTIL 2000...THEN FAIR UNTIL 2100...THEN POOR UNTIL 0500...THEN FAIR. HAINES INDEX........3 VERY LOW. .TUESDAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. MAX TEMPERATURE.....37. MIN HUMIDITY........37%. WIND (20 FT)........WINDY. WEST WINDS 20-26 MPH UNTIL 0900...THEN 26-36 MPH WITH GUSTS TO AROUND 50 MPH. TRANSPORT WINDS.....WEST 33-52 MPH. MIXING HEIGHT.......2200-3200 FT AGL UNTIL 1000...THEN 7200-8200 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 0700...THEN GOOD UNTIL 0900...THEN VERY GOOD UNTIL 1000...THEN EXCELLENT. HAINES INDEX........3 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...PARTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 1200... THEN ISOLATED RAIN SHOWERS AND SNOW SHOWERS UNTIL 1800. LOWS IN THE LOWER 20S. HIGHS IN THE LOWER 40S. NORTHWEST WINDS AROUND 13 MPH WITH GUSTS TO AROUND 30 MPH. .THURSDAY...MOSTLY CLEAR. WARMER. LOWS IN THE UPPER 20S. HIGHS IN THE MID 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .FRIDAY...PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID 50S. WEST WINDS AROUND 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR PHANTOM CANYON UNIT 3 BLACKLINING. +++ 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 04/05-09 54 3 37 52 S 7 7 2 1 SW56 1448 SW 20 24595 P 04/05-10 54 3 41 45 S 12 1 2623 SW 24 62302 G 04/05-11 54 3 44 39 SW 15 1 3798 SW 28 100009 V 04/05-12 46 20 46 36 SW 18 30 2 1 SW63 4974 SW 32 137716 V 04/05-13 46 20 49 33 SW 18 1 5078 SW 31 138894 V 04/05-14 46 20 50 32 SW 18 1 5181 SW 31 140071 V 04/05-15 46 20 51 30 SW 16 25 2 1 SW63 5285 SW 31 141248 V 04/05-16 46 20 51 28 SW 14 1 5128 SW 30 134657 V 04/05-17 46 20 50 27 SW 12 1 4971 SW 30 128066 V 04/05-18 67 22 48 28 SW 10 10 2 1 SW61 4813 SW 29 121475 V 04/05-19 67 22 46 31 W 10 1 3597 W 24 85668 G 04/05-20 67 22 43 38 W 12 1 2380 W 18 49860 F 04/05-21 67 22 40 46 W 13 13 3 1 SW48 1163 W 14 14053 P 04/05-22 67 22 38 50 W 10 1 892 W 12 10103 P 04/05-23 67 22 37 53 W 9 1 622 W 9 6154 P 04/06-00 67 22 36 54 W 7 7 3 1 SW47 351 W 7 2204 P 04/06-01 67 22 35 56 W 8 1 349 W 9 2913 P 04/06-02 67 22 34 56 W 10 1 347 W 12 3622 P 04/06-03 67 22 34 55 W 13 13 2 1 S24 345 W 15 4331 P 04/06-04 67 22 33 52 W 15 1 912 W 21 22793 P 04/06-05 67 22 33 48 W 17 1 1478 W 28 41256 F 04/06-06 65 20 34 44 W 20 31 3 1 SW31 2045 W 33 59718 F 04/06-07 65 20 34 41 W 23 1 2460 W 36 76409 G 04/06-08 65 20 33 41 W 26 1 2876 W 37 93099 G 04/06-09 65 20 34 38 W 30 48 3 1 S20 3292 W 38 109789 V 04/06-10 65 20 34 37 W 31 1 6680 W 41 241722 E 04/06-11 65 20 35 37 W 31 1 7416 W 43 277997 E 04/06-12 65 20 36 38 W 31 49 2 1 W45 8152 W 45 314271 E 04/06-13 65 20 36 38 W 31 1 8188 W 45 319881 E 04/06-14 65 20 36 38 W 31 1 8225 W 46 325491 E 04/06-15 65 20 36 39 W 31 49 2 1 NW47 8262 W 46 331102 E 04/06-16 65 20 36 41 W 31 1 7605 W 46 306171 E 04/06-17 65 20 35 43 NW 30 1 6948 NW 47 281241 E 04/06-18 74 30 34 47 NW 29 46 2 1 NW49 6291 NW 47 256311 E 04/06-19 74 30 33 50 NW 26 1 6136 NW 46 246198 E 04/06-20 74 30 31 54 NW 24 1 5981 NW 45 236085 E 04/06-21 74 30 29 60 NW 22 35 2 1 N45 5827 NW 45 225972 E 04/06-22 74 30 27 64 NW 21 1 5267 NW 44 202933 E 04/06-23 74 30 26 67 NW 20 1 4708 NW 44 179893 E 04/07-00 74 50 26 69 NW 18 30 2 1 N41 4148 N 44 156854 E 04/07-01 74 50 25 71 NW 18 1 3922 N 41 142959 V 04/07-02 74 50 25 71 N 18 1 3696 N 40 129064 V 04/07-03 74 50 24 71 N 18 30 2 1 N38 3470 N 38 115169 V 04/07-04 74 50 24 71 N 17 1 3646 N 37 115642 V 04/07-05 74 50 24 70 N 17 1 3823 N 35 116116 V 04/07-06 76 25 24 69 N 16 25 2 1 N35 3999 N 33 116589 V 04/07-07 76 25 25 68 N 15 1 4668 N 32 127750 V 04/07-08 76 25 27 62 N 15 1 5337 N 30 138912 V 04/07-09 76 25 29 56 N 14 22 2 1 N31 6006 N 29 150073 E 04/07-10 76 25 32 50 N 13 1 6970 N 28 161612 E 04/07-11 76 25 35 45 N 12 1 7934 N 25 173151 E 04/07-12 57 10 37 42 N 10 10 2 1 N28 8898 NW 24 184689 E 04/07-13 57 10 39 39 N 10 1 9194 NW 24 188537 E 04/07-14 57 10 40 37 NW 10 1 9489 NW 23 192386 E 04/07-15 57 10 41 36 NW 12 12 2 1 NW26 9784 NW 23 196234 E 04/07-16 57 10 41 35 NW 13 1 9388 NW 23 184167 E 04/07-17 57 10 40 37 NW 13 1 8992 NW 22 172100 E 04/07-18 29 0 39 39 NW 13 13 2 1 NW25 8595 NW 22 160034 E 04/07-19 29 0 38 42 NW 12 1 7647 NW 22 143304 V 04/07-20 29 0 36 48 NW 10 1 6699 NW 22 126573 V 04/07-21 29 0 33 55 NW 9 9 2 1 NW33 5751 NW 22 109843 V 04/07-22 29 0 32 61 NW 8 1 4884 NW 21 90583 G 04/07-23 29 0 31 65 NW 7 1 4017 W 20 71323 G 04/08-00 29 0 30 69 W 6 6 2 1 N41 3150 W 20 52063 F 04/08-01 29 0 29 71 W 6 1 2590 W 17 41091 F 04/08-02 29 0 29 72 W 7 1 2030 W 16 30119 P 04/08-03 29 0 28 71 W 7 7 2 1 N37 1470 W 15 19147 P 04/08-04 29 0 28 72 W 7 1 1443 W 15 18528 P 04/08-05 29 0 28 70 W 7 1 1417 W 15 17909 P 04/08-06 22 0 29 69 W 7 7 2 1 N33 1391 W 14 17289 P 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...WFO BOULDER/ENTREKIN REQUESTED BY...ERICK STAHLIN REASON FOR REQUEST...PRESCRIBED .TAG 20100405.PHANT.01/BOU