FNUS75 KBOU 071704 FWSBOU SPOT FORECAST FOR FOURMILE CANYON...COUNTY NATIONAL WEATHER SERVICE DENVER CO 1100 AM MDT TUE SEP 7 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... MINOR UPDATE TO THE FORECAST FOR SLIGHTLY DRIER/WARMER AND A LITTLE MORE WIND THIS AFTERNOON. ALSO INCREASED THE WIND A BIT OVERNIGHT...MAINLY AT THE HIGHER ELEVATIONS AFTER 2200. WILL PLAN ON SENDING ANOTHER FORECAST OUT BY 1600 HOURS. PLEASE CALL IF YOU NEED MORE INFORMATION OR AN EARLIER UPDATE. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....72-76. MIN HUMIDITY........9-13%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 6-12 MPH UNTIL 1500...THEN SOUTHEAST 10-15 MPH. TRANSPORT WINDS.....SOUTHWEST 12-20 MPH. MIXING HEIGHT.......4000 FT AGL UNTIL 1400...THEN 7000 FT AGL. AGL. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN GOOD UNTIL 1200...THEN VERY GOOD UNTIL 1700...THEN GOOD. HAINES INDEX........4 LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(40-50%). MIN TEMPERATURE.....50. MAX HUMIDITY........45-55%. 20-FOOT WINDS.......SOUTHEAST WINDS AROUND 10 MPH UNTIL 2000...THEN WEST 8-16 MPH WITH GUSTS TO 25 MPH ON THE RIDGES. TRANSPORT WINDS.....SOUTHWEST 12-20 MPH. MIXING HEIGHT.......6000 FT AGL UNTIL 1900...BELOW 1000 FT AGL AFTER 2100. SMOKE DISPERSAL.....FAIR UNTIL 1900. POOR AFTER 2100. HAINES INDEX........3 VERY LOW. .WEDNESDAY... SKY/WEATHER.........PARTLY CLOUDY(50-60%) UNTIL 1200...THEN MOSTLY CLOUDY(50-60%). SLIGHT CHANCE OF THUNDERSTORMS. MAX TEMPERATURE.....70-74. MIN HUMIDITY........34-38%. 20-FOOT WINDS.......SOUTHWEST WINDS 8-16 MPH BECOMING SOUTH 10-20 MPH AFTER 1200. TRANSPORT WINDS.....SOUTHWEST 16-24 MPH. MIXING HEIGHT.......8400-9400 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 0800...THEN FAIR UNTIL 0900...THEN GOOD UNTIL 1100...THEN VERY GOOD UNTIL 1600...THEN GOOD. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .THURSDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S. WEST WINDS AROUND 13 MPH WITH GUSTS TO 25 MPH. .FRIDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 1200. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. WEST WINDS AROUND 9 MPH WITH GUSTS TO 20 MPH. .SATURDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR FOURMILE CANYON. +++ 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 09/07-10 3 0 59 18 SW 5 6 1 3350 W 9 37281 P 09/07-11 3 0 63 16 S 6 5 1 4772 W 14 65493 G 09/07-12 14 0 67 13 SE 6 6 4 1 W38 6194 W 18 93704 G 09/07-13 14 0 69 12 SE 7 1 6961 W 17 103044 V 09/07-14 20 0 71 11 SE 7 1 7727 SW 17 112384 V 09/07-15 20 0 72 11 SE 6 6 4 1 W32 8494 SW 17 121724 V 09/07-16 20 0 71 11 SE 7 1 7739 SW 14 97055 G 09/07-17 20 0 70 12 SE 8 1 6983 SW 12 72386 G 09/07-18 39 3 70 13 SE 8 8 3 1 SW25 6228 SW 9 47717 F 09/07-19 39 3 67 16 SE 6 1 4529 SW 8 33273 P 09/07-20 39 3 64 20 NW 3 1 2829 SW 6 18828 P 09/07-21 39 3 60 25 CALM 1 3 1 SW20 1130 SW 5 4383 P 09/07-22 39 3 58 31 W 5 1 933 W 8 5536 P 09/07-23 39 3 57 37 W 8 1 737 W 13 6689 P 09/08-00 55 3 55 43 W 12 17 2 1 S37 540 W 17 7841 P 09/08-01 55 3 54 47 W 14 1 466 W 16 6723 P 09/08-02 55 3 53 49 SW 15 1 392 SW 16 5605 P 09/08-03 55 3 52 49 SW 14 22 2 1 W35 318 SW 16 4488 P 09/08-04 55 3 51 51 SW 15 1 315 SW 17 4694 P 09/08-05 55 3 51 53 W 15 1 311 W 18 4899 P 09/08-06 59 10 51 54 W 14 21 2 2 W44 308 W 20 5105 P 09/08-07 59 10 52 54 W 13 2 1105 W 22 23674 P 09/08-08 59 10 56 49 W 12 2 1903 W 24 42241 F 09/08-09 59 10 60 45 W 10 14 2 2 SW44 2700 W 26 60809 G 09/08-10 59 10 64 40 W 12 2 4352 W 25 88166 G 09/08-11 59 10 66 39 SW 12 2 6004 SW 23 115521 V 09/08-12 61 20 68 37 SW 12 17 2 3 SW44 7656 SW 22 142877 V 09/08-13 61 20 70 37 S 10 3 8262 SW 20 132541 V 09/08-14 61 20 70 36 S 9 3 8868 SW 16 122204 V 09/08-15 61 20 71 36 S 8 8 2 3 SW29 9474 SW 14 111868 V 09/08-16 61 20 71 37 S 9 3 8753 SW 12 85661 G 09/08-17 61 20 70 39 S 10 3 8031 SW 8 59455 F 09/08-18 61 20 70 39 S 12 18 2 3 W17 7453 W 9 54882 F 09/08-19 61 20 67 43 SW 10 3 5465 W 9 40341 F 09/08-20 61 20 64 47 SW 9 3 3478 W 9 25799 P 09/08-21 61 20 62 50 W 8 10 2 3 SW14 1490 W 9 11257 P 09/08-22 61 20 60 51 W 8 3 1123 W 8 8349 P 09/08-23 61 20 59 53 W 8 3 756 W 8 5442 P 09/09-00 38 5 56 56 W 9 14 2 1 SW21 389 W 8 2535 P 09/09-01 38 5 55 60 W 10 1 327 W 9 2436 P 09/09-02 38 5 53 63 W 12 1 266 W 12 2337 P 09/09-03 50 5 52 66 W 13 20 2 1 SW30 204 W 13 2239 P 09/09-04 50 5 52 68 W 13 1 205 W 13 2256 P 09/09-05 50 5 52 68 W 13 1 205 W 13 2272 P 09/09-06 50 5 52 67 W 13 20 2 1 SW37 205 W 13 2289 P 09/09-07 50 5 53 63 W 13 1 1275 W 14 18288 P 09/09-08 50 5 57 52 W 13 1 2345 SW 16 34286 P 09/09-09 29 5 62 43 W 14 23 2 1 SW46 3415 SW 17 50285 F 09/09-10 29 5 66 35 W 15 1 5064 SW 17 73310 G 09/09-11 29 5 68 31 W 16 1 6713 SW 17 96335 G 09/09-12 50 10 70 28 SW 16 25 2 2 SW51 8362 SW 17 119359 V 09/09-13 50 10 71 27 SW 15 2 8942 SW 17 132417 V 09/09-14 50 10 72 27 SW 14 2 9522 SW 18 145474 V 09/09-15 50 10 73 27 SW 13 21 2 2 S32 10103 SW 18 158531 E 09/09-16 50 10 73 28 SW 14 2 9127 SW 17 137156 V 09/09-17 50 10 71 29 W 15 2 8152 SW 16 115781 V 09/09-18 50 10 71 29 W 16 25 2 2 SW26 7177 SW 15 94406 G 09/09-19 50 10 67 32 W 16 2 09/09-20 50 10 64 34 W 15 2 09/09-21 50 10 61 34 W 14 22 2 09/09-22 50 10 60 35 W 13 2 09/09-23 50 10 58 35 W 10 2 09/10-00 54 10 55 38 W 9 15 2 09/10-01 54 10 53 41 W 8 2 09/10-02 54 10 51 44 W 6 2 09/10-03 54 10 50 46 W 6 6 2 09/10-04 54 10 50 46 W 7 2 09/10-05 54 10 49 45 W 9 2 09/10-06 54 10 49 45 W 10 16 2 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...GIMMESTAD REQUESTED BY...DISPATCH REASON FOR REQUEST...WILDFIRE .TAG 20100907.FOURM.01/BOU