FNUS75 KBOU 181018 FWSBOU SPOT FORECAST FOR COW CREEK...USFS NATIONAL WEATHER SERVICE DENVER CO 418 AM MDT SAT SEP 18 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN UPPER LEVEL RIDGE WILL REMAIN OVER THE CENTRAL ROCKIES THROUGH THE WEEKEND BRINGING VERY WARM AND VERY DRY CONDITIONS. WESTERLY WINDS ALOFT WILL MIX DOWN DURING THE AFTERNOONS AND MAY PRODUCE GUSTS UP TO 25 MPH THIS WEEKEND. AS THIS RIDGE SHIFTS TO THE EAST WINDS WILL INCREASE MONDAY. THERE WILL BE A SLIGHT CHANCE FOR A THUNDERSTORM MONDAY AS AN UPPER LEVEL DISTURBANCE MOVES OVER THE REGION. ANY STORM THAT FORMS MONDAY WILL BE HIGH BASED AND PRODUCE GUSTY WINDS AND LITTLE RAINFALL. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....73-76. MIN HUMIDITY........9-13%. 20-FOOT WINDS.......WEST WINDS 7-14 MPH. GUSTS TO 25 MPH IN THE AFTERNOON. TRANSPORT WINDS.....WEST 13-24 MPH UNTIL 1200...THEN 24-28 MPH. MIXING HEIGHT.......9400-10400 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 0800. EXCELLENT AFTER 1200. HAINES INDEX........5 MODERATE. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....48-52. MAX HUMIDITY........23-30%. 20-FOOT WINDS.......BREEZY. WEST WINDS 15-25 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....WEST 16-20 MPH. MIXING HEIGHT.......8800 FT AGL UNTIL 1900. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100. HAINES INDEX........5 MODERATE. .SUNDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....75-78. MIN HUMIDITY........5-10%. 20-FOOT WINDS.......WEST WINDS 5-12 MPH. GUSTS UP 20 MPH LATE IN THE AFTERNOON. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......7800-8800 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR UNTIL 1100...THEN GOOD UNTIL 1200...THEN VERY GOOD UNTIL 1700...THEN GOOD. HAINES INDEX........5 MODERATE. .FORECAST DAYS 3 THROUGH 5... .MONDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. WEST WINDS 10-20 MPH WITH GUSTS TO 35 MPH. .TUESDAY...PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 50S. WEST WINDS AROUND 8-15 MPH WITH GUSTS TO 30 MPH. .WEDNESDAY...MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S. NORTHWEST WINDS AROUND 8 MPH WITH GUSTS TO 20 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 09/18-03 24 0 50 34 SW 9 15 4 1 W29 220 SW 8 1631 P 09/18-04 24 0 49 35 SW 10 1 211 SW 9 1658 P 09/18-05 12 0 48 36 SW 10 1 202 SW 9 1685 P 09/18-06 12 0 48 37 W 12 12 4 1 W37 193 SW 10 1713 P 09/18-07 12 0 49 35 W 13 1 1058 W 13 15417 P 09/18-08 12 0 51 31 W 14 1 1923 W 15 29122 P 09/18-09 12 0 54 27 W 14 22 4 1 W32 2788 W 17 42827 F 09/18-10 12 0 57 23 W 13 1 4794 W 21 94291 G 09/18-11 12 0 60 19 W 12 1 6800 W 23 145756 V 09/18-12 0 0 63 16 W 10 10 5 1 W29 8805 W 25 197220 E 09/18-13 0 0 65 14 W 10 1 9438 W 26 212841 E 09/18-14 0 0 67 13 W 12 1 10071 W 26 228462 E 09/18-15 16 0 68 13 W 13 13 5 1 W32 10704 W 26 244084 E 09/18-16 16 0 69 13 W 12 1 10088 W 25 218937 E 09/18-17 16 0 69 13 W 10 1 9472 W 23 193790 E 09/18-18 16 0 67 14 W 10 10 5 1 W29 8857 W 22 168643 E 09/18-19 16 0 65 15 W 12 1 6133 W 20 115354 V 09/18-20 16 0 62 16 W 13 1 3409 W 17 62066 G 09/18-21 16 0 59 16 W 14 22 4 1 W31 685 W 15 8777 P 09/18-22 16 0 57 17 W 15 1 544 W 15 7044 P 09/18-23 16 0 56 18 W 16 1 402 W 15 5311 P 09/19-00 14 0 55 19 W 17 28 4 1 W24 261 W 16 3578 P 09/19-01 14 0 54 20 W 20 1 249 W 17 3745 P 09/19-02 14 0 53 22 W 22 1 238 W 20 3912 P 09/19-03 14 0 53 24 W 23 37 4 1 W15 227 W 21 4078 P 09/19-04 14 0 52 25 W 22 1 226 W 20 3785 P 09/19-05 14 0 52 26 W 20 1 225 W 17 3491 P 09/19-06 22 0 52 25 W 17 28 4 1 W16 224 W 16 3197 P 09/19-07 22 0 53 24 W 16 1 933 W 16 13569 P 09/19-08 22 0 56 21 W 14 1 1641 W 16 23942 P 09/19-09 14 0 60 18 W 13 21 5 1 W17 2350 W 17 34314 P 09/19-10 14 0 64 16 W 12 1 3754 W 17 57362 F 09/19-11 14 0 66 15 SW 10 1 5159 W 17 80409 G 09/19-12 10 0 67 15 SW 10 16 5 1 W20 6563 W 18 103456 V 09/19-13 10 0 68 15 SW 10 1 7562 W 17 112941 V 09/19-14 10 0 69 15 SW 12 1 8560 W 16 122427 V 09/19-15 10 0 69 16 SW 12 18 5 1 W21 9559 W 16 131912 V 09/19-16 10 0 69 17 SW 10 1 8490 W 14 108010 V 09/19-17 10 0 67 19 S 9 1 7422 SW 13 84108 G 09/19-18 10 0 67 20 S 8 13 5 1 W20 6354 SW 10 60206 G 09/19-19 10 0 63 23 S 8 1 4328 SW 10 40776 F 09/19-20 10 0 59 26 SW 8 1 2301 W 9 21346 P 09/19-21 10 0 57 28 SW 8 13 4 1 SW28 275 W 8 1916 P 09/19-22 10 0 56 30 W 9 1 242 W 9 1851 P 09/19-23 10 0 54 31 W 10 1 209 W 10 1787 P 09/20-00 10 0 52 33 W 12 18 4 1 SW29 175 W 12 1722 P 09/20-01 10 0 50 35 W 14 1 169 W 13 1843 P 09/20-02 10 0 49 36 W 16 1 163 W 14 1963 P 09/20-03 10 0 48 37 W 18 30 4 1 SW32 156 W 15 2084 P 09/20-04 10 0 47 38 W 20 1 153 W 16 2133 P 09/20-05 10 0 47 38 W 20 1 151 W 17 2183 P 09/20-06 30 2 47 38 W 20 31 4 1 SW32 148 W 17 2232 P 09/20-07 30 2 48 36 W 20 1 293 W 18 4948 P 09/20-08 30 2 50 33 W 20 1 438 W 20 7663 P 09/20-09 30 2 54 29 W 21 32 4 1 SW28 583 W 21 10378 P 09/20-10 30 2 58 26 W 21 1 2843 W 25 83999 G 09/20-11 30 2 60 24 SW 21 1 5102 W 31 157620 E 09/20-12 55 10 62 23 SW 22 35 3 2 SW25 7362 W 36 231241 E 09/20-13 55 10 63 22 W 23 2 8182 W 36 255871 E 09/20-14 55 10 63 22 W 24 2 9001 W 36 280501 E 09/20-15 55 10 64 22 W 25 40 5 2 SW37 9821 W 36 305131 E 09/20-16 55 10 63 22 W 26 2 8621 W 37 272944 E 09/20-17 55 10 62 23 W 28 2 7421 W 38 240758 E 09/20-18 30 10 62 24 W 28 44 5 2 SW44 6221 W 39 208571 E 09/20-19 30 10 58 28 W 29 2 4489 W 38 149845 V 09/20-20 30 10 55 32 W 30 2 2756 W 37 91119 G 09/20-21 30 10 53 35 W 31 49 3 2 SW37 1024 W 37 32394 P 09/20-22 30 10 52 38 W 31 2 783 W 32 23777 P 09/20-23 30 10 51 40 W 29 2 543 W 29 15160 P 09/21-00 22 8 49 43 W 26 43 3 1 W22 302 W 25 6543 P 09/21-01 22 8 47 45 W 21 1 283 W 20 4987 P 09/21-02 22 8 46 46 W 14 1 263 W 14 3432 P 09/21-03 22 8 45 48 W 9 15 3 1 W46 243 W 9 1877 P 09/21-04 22 8 45 48 W 7 1 255 W 8 1812 P 09/21-05 22 8 44 49 SW 7 1 268 SW 8 1747 P 09/21-06 22 8 44 49 SW 8 13 2 1 W51 280 SW 7 1683 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 REQUESTED BY...GERALD TUZON REASON FOR REQUEST...WILDFIRE .TAG 20100917.COWCR.01/BOU