FNUS75 KBOU 090103 FWSBOU SPOT FORECAST FOR PHANTOM CANYON UNIT 2 BLACKLINING...NATURE CONSERVANCY NATIONAL WEATHER SERVICE DENVER CO 703 PM MDT SAT MAY 8 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK UPPER LEVEL RIDGE WILL MOVE OVER THE REGION TODAY BRINGING WARMER AND DRIER CONDITIONS. WINDS BY AFTERNOON WILL BECOME SOUTHERLY AND PERHAPS A LITTLE WEST OF DUE SOUTH. THERE IS A SLIGHT CHANCE THAT WINDS COULD SHIFT TO THE SOUTHEAST FOR A SHORT TIME DURING THE AFTERNOON. THE AIR MASS WILL BECOME SLIGHTLY UNSTABLE DURING THE AFTERNOON AND A FEW THUNDERSTORMS MAY FORM. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400...THEN PARTLY CLOUDY(40-50%). SLIGHT CHANCE OF RAIN SHOWERS UNTIL 2400. MIN TEMPERATURE.....35. MAX HUMIDITY........70%. WIND (20 FT)........SOUTHEAST WINDS 10-16 MPH WITH GUSTS TO AROUND 25 MPH UNTIL 2400...THEN DOWNSLOPE/DOWNVALLEY 2-8 MPH. TRANSPORT WINDS.....SOUTH 16-20 MPH UNTIL 2400...THEN WEST AROUND 12 MPH. MIXING HEIGHT.......4000-5000 FT AGL UNTIL 2100. SMOKE DISPERSAL.....GOOD UNTIL 2100. POOR AFTER 2200. HAINES INDEX........3 VERY LOW. .SUNDAY... SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1200...THEN MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....60-65. MIN HUMIDITY........15-20%. WIND (20 FT)........WEST WINDS 6-12 MPH UNTIL 1200...THEN SOUTH TO SOUTHWEST 8-14 MPH WITH GUSTS TO AROUND 20 MPH. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......9200-10200 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR UNTIL 1100...THEN GOOD UNTIL 1200...THEN VERY GOOD UNTIL 1400...THEN EXCELLENT UNTIL 1600...THEN VERY GOOD. HAINES INDEX........3 VERY LOW. .SUNDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....34-39. MAX HUMIDITY........65-75%. WIND (20 FT)........SOUTHERLY WINDS 6-12 MPH UNTIL 2100...THEN VARIABLE 2-8 MPH. TRANSPORT WINDS.....SOUTH AROUND 12 MPH UNTIL 2400...THEN LIGHT. MIXING HEIGHT.......7600 FT AGL UNTIL 1900. SMOKE DISPERSAL.....GOOD UNTIL 1900. POOR AFTER 2100. HAINES INDEX........3 VERY LOW. .MONDAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1500...THEN PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF RAIN SHOWERS UNTIL 1500...THEN SLIGHT CHANCE OF THUNDERSTORMS. MAX TEMPERATURE.....50-55. MIN HUMIDITY........32-40%. WIND (20 FT)........WEST 13-22 MPH WITH GUSTS TO AROUND 30 MPH. TRANSPORT WINDS.....WEST 12-20 MPH UNTIL 1200...THEN 36-52 MPH. MIXING HEIGHT.......4000-5000 FT AGL AFTER 0700. SMOKE DISPERSAL.....POOR UNTIL 1000. EXCELLENT AFTER 1400. HAINES INDEX........3 VERY LOW. EXPERIMENTAL FIRE WEATHER TABLE FOR PHANTOM CANYON UNIT 2 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 05/08-18 70 10 50 39 SE 15 24 2 1 W53 5048 S 20 84908 G 05/08-19 70 10 49 40 SE 14 1 4501 S 18 73355 G 05/08-20 70 10 48 42 SE 12 1 3954 S 17 61802 G 05/08-21 70 10 46 46 SE 9 15 3 1 W43 3407 S 17 50249 F 05/08-22 70 10 45 49 E 8 1 2787 S 16 39564 P 05/08-23 70 10 43 53 E 7 1 2166 S 15 28880 P 05/09-00 43 0 42 57 NE 6 6 3 1 W40 1546 S 14 18195 P 05/09-01 43 0 40 61 NE 5 1 1169 S 10 12733 P 05/09-02 43 0 39 64 N 3 1 791 W 8 7272 P 05/09-03 43 0 38 66 NW 3 3 3 1 W59 414 NW 5 1810 P 05/09-04 43 0 36 68 NW 3 1 334 NW 6 1489 P 05/09-05 43 0 36 70 NW 3 1 255 NW 6 1168 P 05/09-06 43 0 36 69 NW 5 5 3 1 W47 175 NW 6 846 P 05/09-07 43 0 37 66 NW 7 1 1032 NW 7 7544 P 05/09-08 43 0 43 54 NW 9 1 1890 W 8 14242 P 05/09-09 43 0 47 46 NW 10 16 3 1 W46 2747 W 9 20939 P 05/09-10 43 0 52 40 W 9 1 5010 W 10 55801 F 05/09-11 43 0 55 35 SW 8 1 7273 W 13 90662 G 05/09-12 63 20 58 32 S 7 7 3 3 W43 9536 SW 15 125523 V 05/09-13 63 20 60 31 S 8 3 9988 SW 16 142809 V 05/09-14 63 20 61 30 S 10 3 10440 SW 17 160095 E 05/09-15 71 20 62 29 SE 12 18 3 3 SW46 10892 SW 18 177381 E 05/09-16 71 20 62 29 SE 12 3 9784 SW 17 146892 V 05/09-17 71 20 61 30 SE 9 3 8675 SW 15 116403 V 05/09-18 63 20 59 32 SE 8 13 3 3 SW39 7566 S 13 85914 G 05/09-19 63 20 57 35 SE 7 3 5602 S 12 61153 G 05/09-20 63 20 53 41 SE 6 3 3638 S 9 36393 P 05/09-21 63 20 49 48 SE 5 5 3 3 W43 1674 S 8 11633 P 05/09-22 63 20 46 55 E 3 3 1334 SE 7 8651 P 05/09-23 63 20 44 60 N 3 3 994 SE 6 5668 P 05/10-00 63 0 42 65 N 3 3 2 1 S30 653 E 5 2686 P 05/10-01 63 0 41 68 NW 5 1 558 NE 6 2756 P 05/10-02 63 0 39 70 NW 7 1 462 NW 8 2826 P 05/10-03 63 0 38 71 NW 8 8 3 1 SW44 367 W 9 2896 P 05/10-04 63 0 37 71 NW 7 1 372 W 8 2485 P 05/10-05 63 0 37 70 NW 5 1 378 W 7 2074 P 05/10-06 63 20 37 69 NW 3 3 3 1 SW29 384 W 5 1663 P 05/10-07 63 20 39 63 W 3 1 1049 W 8 10810 P 05/10-08 63 20 40 61 SW 3 1 1714 W 12 19958 P 05/10-09 63 20 43 56 SW 5 5 3 1 W16 2379 W 14 29106 P 05/10-10 63 20 45 50 SW 7 1 3282 W 22 72043 G 05/10-11 63 20 47 46 W 9 1 4184 W 29 114981 V 05/10-12 63 20 49 44 W 13 13 2 1 W15 5086 W 36 157919 E 05/10-13 63 20 50 44 W 16 1 5086 W 41 181663 E 05/10-14 63 20 50 44 W 18 1 5087 W 46 205408 E 05/10-15 57 20 51 45 W 20 30 3 3 W32 5087 W 52 229152 E 05/10-16 57 20 51 46 NW 20 3 5058 W 49 217775 E 05/10-17 57 20 50 48 NW 18 3 5029 W 47 206397 E 05/10-18 57 20 49 50 NW 17 17 3 3 NW46 5000 NW 45 195020 E 05/10-19 57 20 48 53 NW 16 3 4644 NW 41 170339 E 05/10-20 57 20 45 58 NW 16 3 4289 NW 39 145659 V 05/10-21 57 20 42 63 NW 15 15 2 3 W33 3933 NW 36 120979 V 05/10-22 57 20 40 66 NW 15 3 3686 NW 31 102973 V 05/10-23 57 20 39 69 NW 15 3 3440 NW 28 84967 G 05/11-00 48 0 38 71 NW 15 15 2 1 W28 3193 NW 24 66962 G 05/11-01 48 0 37 73 NW 14 1 2968 NW 22 57209 F 05/11-02 48 0 35 76 NW 13 1 2743 NW 20 47456 F 05/11-03 48 0 35 78 NW 12 12 2 1 W23 2517 NW 17 37703 P 05/11-04 48 0 34 78 NW 10 1 2587 NW 15 32108 P 05/11-05 48 0 34 79 NW 9 1 2657 NW 12 26514 P 05/11-06 48 0 34 79 NW 8 8 2 1 W24 2727 NW 9 20920 P 05/11-07 48 0 36 75 N 8 1 3380 NW 7 18646 P 05/11-08 48 0 36 73 N 8 1 4032 N 6 16372 P 05/11-09 74 0 38 68 NE 8 8 2 1 W20 4684 N 3 14097 P 05/11-10 74 0 40 64 NE 9 1 5043 N 5 21700 P 05/11-11 74 0 42 62 NE 9 1 5402 E 6 29302 P 05/11-12 74 40 43 60 E 10 10 2 1 SW18 5761 E 7 36905 P 05/11-13 74 40 44 60 E 12 1 5877 E 9 47310 F 05/11-14 74 40 44 61 NE 12 1 5993 E 12 57715 F 05/11-15 74 40 44 62 NE 12 12 2 1 S15 6108 E 13 68120 G 05/11-16 74 40 45 64 NE 10 1 5843 E 14 69313 G 05/11-17 74 40 44 66 NE 10 1 5578 E 15 70506 G 05/11-18 91 50 43 70 NE 9 9 2 1 S23 5313 E 15 71699 G 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 REQUESTED BY...ERICK STAHLIN REASON FOR REQUEST...PRESCRIBED .TAG 20100509.PHANT.01/BOU