FNUS75 KBOU 151219 FWSBOU SPOT FORECAST FOR COW CREEK...NPS NATIONAL WEATHER SERVICE DENVER CO 613 AM MDT WED SEP 15 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A WEAK UPPER LEVEL TROUGH WILL BRING STRONGER WINDS TODAY. IT WILL BE SLIGHTLY COOLER WITH HIGHER HUMIDITIES THIS MORNING BUT DRYING CONSIDERABLY THIS AFTERNOON. AFTER TODAY WE WILL ENTER A LONG PERIOD OF SOUTHWEST FLOW ALOFT. SURFACE WINDS WILL BE FAIRLY LIGHT ON THURSDAY...BUT INCREASE A BIT OVER THE WEEKEND WITH A WARMING TREND. HUMIDITIES WILL REMAIN QUITE LOW. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....60-66. MIN HUMIDITY........14-18%. 20-FOOT WINDS.......WEST WINDS 12-22 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....WEST 16-24 MPH. MIXING HEIGHT.......8200-9200 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN VERY GOOD UNTIL 1200... THEN EXCELLENT UNTIL 1600...THEN VERY GOOD. HAINES INDEX........5 MODERATE. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....43-49. MAX HUMIDITY........45-53%. 20-FOOT WINDS.......SOUTHWEST WINDS 8-12 MPH WITH GUSTS TO 20 MPH UNTIL 2100...THEN 11-17 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....SOUTHWEST AROUND 12 MPH. MIXING HEIGHT.......9000 FT AGL UNTIL 1900. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2100. HAINES INDEX........5 MODERATE. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....60-66. MIN HUMIDITY........15-20%. 20-FOOT WINDS.......WEST WINDS 8-13 MPH. GUSTS UP TO 20 MPH LATE IN THE AFTERNOON. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......10200-11200 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000. EXCELLENT AFTER 1200. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 13 MPH WITH GUSTS TO 30 MPH. .SATURDAY...PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH. .SUNDAY...MOSTLY CLEAR. WARMER. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. WEST WINDS AROUND 8 MPH. FIRE WEATHER TABLE FOR COW CREEK. +++ 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 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 09/15-06 23 0 41 52 W 20 31 3 1 W55 174 W 16 2521 P 09/15-07 23 0 43 48 W 21 1 246 W 16 3545 P 09/15-08 23 0 45 43 W 20 1 318 W 16 4568 P 09/15-09 27 0 48 38 W 18 30 3 1 W48 390 W 16 5592 P 09/15-10 27 0 52 31 W 18 1 2782 W 20 58480 F 09/15-11 27 0 56 25 W 17 1 5175 W 22 111368 V 09/15-12 8 0 59 21 W 17 28 4 1 W41 7568 W 25 164257 E 09/15-13 8 0 61 18 W 17 1 8116 W 23 162815 E 09/15-14 8 0 61 16 W 17 1 8664 W 22 161374 E 09/15-15 23 0 62 16 W 17 28 5 1 W32 9212 W 20 159933 E 09/15-16 23 0 62 16 W 16 1 9137 W 17 139996 V 09/15-17 23 0 61 16 W 14 1 9062 W 15 120059 V 09/15-18 12 0 60 18 W 12 18 5 1 W22 8987 W 13 100122 V 09/15-19 12 0 58 22 SW 10 1 6201 W 10 67904 G 09/15-20 12 0 55 29 S 8 1 3415 SW 8 35687 P 09/15-21 12 0 53 36 SE 8 14 5 1 SW28 629 SW 7 3469 P 09/15-22 12 0 51 40 SE 10 1 602 S 8 4176 P 09/15-23 12 0 50 43 S 14 1 575 S 10 4883 P 09/16-00 11 0 49 44 S 17 28 3 1 SW33 548 S 12 5590 P 09/16-01 11 0 48 47 S 17 1 478 S 12 4826 P 09/16-02 11 0 47 48 SW 17 1 407 SW 12 4063 P 09/16-03 11 0 47 48 SW 16 25 3 1 W30 337 SW 12 3299 P 09/16-04 11 0 47 47 SW 15 1 333 SW 10 3014 P 09/16-05 11 0 46 45 SW 13 1 330 SW 9 2730 P 09/16-06 11 0 46 42 W 10 16 4 1 W26 327 W 8 2445 P 09/16-07 11 0 48 38 W 9 1 623 W 9 5272 P 09/16-08 11 0 50 33 W 8 1 919 W 9 8099 P 09/16-09 11 0 53 28 W 8 13 4 1 W30 1216 W 10 10926 P 09/16-10 11 0 57 23 W 8 1 5833 W 17 93248 G 09/16-11 11 0 58 21 W 9 1 7943 W 18 132483 V 09/16-12 13 0 60 20 W 10 16 3 1 W29 10054 W 20 171718 E 09/16-13 13 0 60 19 W 12 1 10533 W 18 171118 E 09/16-14 13 0 61 19 W 12 1 11012 W 18 170517 E 09/16-15 13 0 62 19 W 12 18 3 1 W24 11490 W 17 169917 E 09/16-16 13 0 61 19 W 12 1 11148 W 17 163397 E 09/16-17 13 0 60 20 W 10 1 10806 W 17 156878 E 09/16-18 7 0 60 21 W 10 16 3 1 W24 10464 W 16 150359 E 09/16-19 7 0 58 24 W 10 1 7446 W 15 104685 V 09/16-20 7 0 55 26 W 9 1 4427 W 13 59011 F 09/16-21 7 0 54 28 W 9 15 2 1 W28 1408 W 10 13337 P 09/16-22 7 0 53 29 W 9 1 1026 W 10 9674 P 09/16-23 7 0 52 31 W 9 1 644 W 10 6011 P 09/17-00 5 0 50 33 W 10 16 3 1 W18 262 W 10 2348 P 09/17-01 5 0 49 33 W 12 1 239 W 12 2252 P 09/17-02 5 0 48 34 W 12 1 216 W 12 2156 P 09/17-03 5 0 47 34 W 13 21 4 1 W13 192 W 13 2060 P 09/17-04 5 0 47 33 W 13 1 187 W 13 1975 P 09/17-05 5 0 47 33 W 13 1 182 W 12 1890 P 09/17-06 18 0 46 33 W 13 21 3 1 W15 177 W 12 1805 P 09/17-07 18 0 48 33 W 12 1 905 W 14 12416 P 09/17-08 18 0 50 30 W 10 1 1634 W 15 23026 P 09/17-09 18 0 54 28 W 10 16 4 1 W17 2363 W 16 33636 P 09/17-10 18 0 57 26 W 13 1 3921 W 20 76363 G 09/17-11 18 0 59 25 W 16 1 5479 W 23 119090 V 09/17-12 21 0 60 25 W 18 30 3 1 SW20 7037 W 26 161817 E 09/17-13 21 0 61 24 W 20 1 7384 W 25 164712 E 09/17-14 21 0 62 24 W 20 1 7732 W 25 167608 E 09/17-15 21 0 62 23 W 18 30 3 1 SW24 8079 W 24 170503 E 09/17-16 21 0 62 24 W 18 1 7144 W 23 145969 V 09/17-17 21 0 61 24 W 17 1 6210 W 22 121434 V 09/17-18 21 0 61 24 W 16 25 3 1 SW25 5275 W 21 96900 G 09/17-19 21 0 58 27 SW 13 1 09/17-20 21 0 55 29 SW 9 1 09/17-21 21 0 54 30 S 7 7 1 09/17-22 21 0 53 31 S 6 1 09/17-23 21 0 52 32 S 6 1 09/18-00 42 0 50 34 S 7 7 1 09/18-01 42 0 49 35 SW 8 1 09/18-02 42 0 48 37 SW 8 1 09/18-03 42 0 47 38 SW 9 15 1 09/18-04 42 0 47 38 SW 9 1 09/18-05 42 0 47 38 SW 10 1 09/18-06 42 0 46 38 W 10 16 1 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...FIRE OPERATIONS REASON FOR REQUEST...WILDFIRE .TAG 20100914.COWCR.01/BOU