FNUS75 KBOU 101053 FWSBOU SPOT FORECAST FOR COW CREEK...USFS NATIONAL WEATHER SERVICE DENVER CO 449 AM MDT FRI SEP 10 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...SOME MID LEVEL MOISTURE WILL MOVE ACROSS THE AREA THROUGH 1200 WITH AN ISOLATED RAIN OR SNOW SHOWER POSSIBLE OVER THE HIGHER PEAKS OTHERWISE IT WILL BE DRY. WINDS WILL BE WEST AT 15 TO 25 MPH WITH GUSTS TO 40 MPH AROUND 10000 FEET. WINDS BELOW 9000 FEET WILL NOT BE AS STRONG. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(35-45%). ISOLATED RAIN SHOWERS AND SNOW SHOWERS UNTIL 1200 ABOVE 10000 FEET. MAX TEMPERATURE.....54. MIN HUMIDITY........22%. 20-FOOT WINDS.......BREEZY. WEST WINDS 17-26 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....WEST 33-44 MPH. MIXING HEIGHT.......4800-5800 FT AGL UNTIL 1100...THEN 8200-9200 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 0700. EXCELLENT AFTER 1500. HAINES INDEX........2 VERY LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....33. MAX HUMIDITY........64%. 20-FOOT WINDS.......BREEZY. WEST WINDS 16-26 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....WEST 25-36 MPH UNTIL 2400...THEN 12-20 MPH. MIXING HEIGHT.......7200-8200 FT AGL UNTIL 2000. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2400. HAINES INDEX........4 LOW. .SATURDAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....59. MIN HUMIDITY........15%. 20-FOOT WINDS.......WEST WINDS 8-13 MPH. GUSTS UP TO 20 MPH EARLY IN THE MORNING. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......8000-9000 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 0900...THEN FAIR UNTIL 1000...THEN GOOD UNTIL 1100...THEN VERY GOOD. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .SUNDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH. .MONDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. WEST WINDS AROUND 9 MPH WITH GUSTS TO 20 MPH. .TUESDAY...MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 8 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR COW CREEK. +++ 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 09/10-04 14 1 47 24 W 31 1 2727 W 41 97792 G 09/10-05 14 1 47 24 W 26 1 3203 W 41 114728 V 09/10-06 18 10 47 24 W 23 37 2 1 SW43 3679 W 41 131663 V 09/10-07 18 10 48 24 W 22 1 4302 SW 41 155499 E 09/10-08 18 10 48 25 W 22 1 4926 SW 41 179336 E 09/10-09 29 10 50 24 W 22 35 2 1 SW51 5550 SW 43 203172 E 09/10-10 29 10 51 24 W 22 1 6455 SW 39 215332 E 09/10-11 29 10 52 23 W 22 1 7361 W 37 227491 E 09/10-12 38 0 53 23 W 22 35 2 1 SW60 8266 W 33 239651 E 09/10-13 38 0 53 23 W 21 1 8682 W 35 258114 E 09/10-14 38 0 53 22 W 20 1 9097 W 35 276578 E 09/10-15 38 0 53 22 W 18 30 2 1 W61 9513 W 36 295042 E 09/10-16 38 0 53 22 W 20 1 9067 W 36 277322 E 09/10-17 38 0 52 23 W 21 1 8621 W 35 259602 E 09/10-18 25 0 51 23 W 22 35 2 1 W41 8174 W 35 241882 E 09/10-19 25 0 48 27 W 23 1 6935 W 33 200499 E 09/10-20 25 0 45 32 W 23 1 5695 W 31 159117 E 09/10-21 25 0 44 36 W 22 35 4 1 W18 4455 W 30 117734 V 09/10-22 25 0 42 40 W 20 1 3425 W 28 86797 G 09/10-23 25 0 41 44 W 17 1 2394 W 24 55859 F 09/11-00 5 0 38 50 W 15 24 4 1 W17 1363 W 21 24922 P 09/11-01 5 0 37 55 W 15 1 1011 W 20 18027 P 09/11-02 5 0 36 60 W 16 1 658 W 17 11133 P 09/11-03 5 0 35 63 W 17 28 4 1 W30 305 W 16 4239 P 09/11-04 5 0 34 64 W 16 1 287 W 15 3711 P 09/11-05 5 0 34 63 W 14 1 268 W 14 3184 P 09/11-06 3 0 34 60 W 12 18 3 1 NW35 249 W 13 2657 P 09/11-07 3 0 35 52 W 10 1 1290 W 14 19305 P 09/11-08 3 0 40 38 W 10 1 2330 W 16 35953 P 09/11-09 3 0 45 27 W 10 16 4 1 NW33 3370 W 18 52601 F 09/11-10 3 0 50 23 W 10 1 4932 W 18 78405 G 09/11-11 3 0 52 21 W 9 1 6493 W 18 104208 V 09/11-12 3 0 55 19 W 9 9 4 1 W36 8055 W 18 130012 V 09/11-13 3 0 56 17 W 9 1 8477 W 18 136350 V 09/11-14 3 0 57 16 W 8 1 8899 W 18 142689 V 09/11-15 3 0 58 15 W 8 8 3 1 NW35 9322 W 18 149027 V 09/11-16 3 0 58 15 W 8 1 8530 W 17 131018 V 09/11-17 3 0 57 16 W 9 1 7739 W 16 113008 V 09/11-18 3 0 57 17 W 9 9 4 1 NW30 6948 W 16 94998 G 09/11-19 3 0 54 20 W 9 1 5387 W 16 73949 G 09/11-20 3 0 52 22 W 10 1 3825 W 16 52900 F 09/11-21 3 0 50 25 W 10 10 5 1 W28 2264 W 16 31850 P 09/11-22 3 0 49 26 W 10 1 1662 W 15 23039 P 09/11-23 3 0 48 28 W 12 1 1060 W 15 14228 P 09/12-00 3 0 46 30 W 12 18 5 1 W29 458 W 14 5417 P 09/12-01 3 0 44 31 W 12 1 386 W 14 4604 P 09/12-02 3 0 43 31 W 13 1 313 W 14 3790 P 09/12-03 3 0 42 31 W 13 21 5 1 W26 241 W 14 2977 P 09/12-04 3 0 42 31 W 13 1 235 W 14 2937 P 09/12-05 3 0 42 30 W 13 1 230 W 15 2896 P 09/12-06 3 0 42 30 W 13 21 5 1 W25 224 W 15 2856 P 09/12-07 3 0 43 28 W 13 1 811 W 15 10909 P 09/12-08 3 0 47 24 W 12 1 1397 W 15 18961 P 09/12-09 3 0 51 21 W 12 18 5 1 W25 1984 W 16 27014 P 09/12-10 3 0 56 18 W 12 1 3537 W 15 45371 F 09/12-11 3 0 58 17 W 10 1 5091 W 15 63729 G 09/12-12 23 0 60 16 W 10 10 5 1 W23 6645 W 14 82087 G 09/12-13 23 0 61 15 W 9 1 7501 W 14 92229 G 09/12-14 23 0 62 15 W 9 1 8358 W 14 102371 V 09/12-15 23 0 63 15 W 8 8 5 1 W25 9215 W 14 112513 V 09/12-16 23 0 62 15 W 8 1 8492 W 14 98820 G 09/12-17 23 0 61 15 W 7 1 7769 W 13 85126 G 09/12-18 23 0 61 15 W 7 7 3 1 W24 7047 W 12 71433 G 09/12-19 23 0 58 16 W 7 1 5505 W 10 53349 F 09/12-20 23 0 56 18 W 6 1 3964 W 9 35266 P 09/12-21 23 0 54 20 W 6 6 3 1 W26 2422 W 8 17182 P 09/12-22 23 0 53 22 W 6 1 1705 W 8 12017 P 09/12-23 23 0 52 25 W 6 1 988 SW 8 6851 P 09/13-00 23 0 50 28 W 7 7 3 1 W28 272 SW 7 1686 P 09/13-01 23 0 48 30 W 8 1 241 SW 8 1590 P 09/13-02 23 0 47 31 W 9 1 209 W 8 1495 P 09/13-03 23 0 46 31 W 9 9 4 1 W32 178 W 9 1399 P 09/13-04 23 0 46 31 W 9 1 179 W 9 1381 P 09/13-05 23 0 46 31 W 8 1 179 W 9 1362 P 09/13-06 23 0 45 30 W 8 8 4 1 W25 180 W 8 1343 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 $$ WFO BOULDER REQUESTED BY...NATE WILLIAMSON REASON FOR REQUEST...WILDFIRE .TAG 20100909.COWCR.01/BOU