FNUS75 KBOU 130916 FWSBOU SPOT FORECAST FOR COW CREEK...NPS NATIONAL WEATHER SERVICE DENVER CO 300 AM MDT MON SEP 13 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WITH WARM AND DRY AIR WILL REMAIN OVER THE AREA THROUGH TUESDAY. THERE WILL BE A BIT MORE MOISTURE ON TUESDAY. DIURNAL WINDS WILL PREVAIL. THERE WILL BE A WEAK FRONT MOVING THROUGH WEDNESDAY WHICH WILL CAUSE A PERIOD OF WEST WINDS AND LOWER HUMIDITIES...THEN SLIGHTLY COOLER AND STILL DRY WITH LIGHT WINDS AFTER THAT. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(35-45%). MAX TEMPERATURE.....64-70. MIN HUMIDITY........10-14%. 20-FOOT WINDS.......WEST WINDS 4-10 MPH...BECOMING UPSLOPE/ UPVALLEY 4-10 MPH AT LOWER ELEVATIONS BY 1200. TRANSPORT WINDS.....WEST 10 MPH INCREASING TO 20 MPH. MIXING HEIGHT.......RISING TO 3000 FT AGL BY 1000 AND 11 THOUSAND FT AGL BY 1300. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN GOOD. EXCELLENT AFTER 1200. HAINES INDEX........4 LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....40-46. MAX HUMIDITY........33-39%. 20-FOOT WINDS.......WEST WINDS 4-10 MPH. TRANSPORT WINDS.....WEST AROUND 12 MPH UNTIL 2400...THEN LIGHT. MIXING HEIGHT.......LOWERING TO 2000 FT AGL BY 2400...LOWER IN THE VALLEY FLOOR. SMOKE DISPERSAL.....FAIR UNTIL 2100...THEN POOR. HAINES INDEX........4 LOW. .TUESDAY... SKY/WEATHER.........SUNNY UNTIL 1200...THEN PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....62-68. MIN HUMIDITY........17-23%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....LIGHT WINDS UNTIL 1200...THEN SOUTHWEST AROUND 12 MPH. MIXING HEIGHT.......RISING TO 3000 FT AGL BY 1000 AND 10 THOUSAND FT AGL BY 1300. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN GOOD. VERY GOOD AFTER 1500. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...PARTLY CLOUDY. LOWS IN THE 40S. HIGHS IN THE UPPER 50S. WEST WINDS AROUND 12 MPH WITH GUSTS TO 25 MPH. .THURSDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE 40S. HIGHS AROUND 60. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .FRIDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE 40S. HIGHS IN THE LOWER 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 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 09/13-02 21 0 49 23 W 8 9 1 277 W 7 1449 P 09/13-03 41 0 49 22 W 9 15 2 1 SW41 249 W 8 1841 P 09/13-04 41 0 49 21 W 9 1 243 W 8 1760 P 09/13-05 41 0 48 21 W 9 1 237 W 8 1679 P 09/13-06 20 0 48 20 W 8 13 2 1 SW38 231 W 8 1597 P 09/13-07 20 0 49 19 W 7 1 1908 W 10 25000 P 09/13-08 20 0 53 16 W 7 1 3585 W 13 48403 F 09/13-09 20 0 56 14 W 6 6 3 1 W38 5262 W 16 71806 G 09/13-10 20 0 60 12 W 6 1 7289 W 16 108954 V 09/13-11 20 0 62 12 W 6 1 9316 W 17 146102 V 09/13-12 34 0 64 11 W 6 6 3 1 W39 11344 W 18 183250 E 09/13-13 34 0 65 11 W 7 1 12129 W 18 190888 E 09/13-14 34 0 65 12 W 8 1 12915 W 17 198526 E 09/13-15 41 0 66 12 W 9 15 3 1 W23 13700 W 17 206165 E 09/13-16 41 0 66 13 W 10 1 13511 W 16 192050 E 09/13-17 41 0 64 15 W 10 1 13321 W 15 177936 E 09/13-18 41 0 65 16 W 10 16 3 1 W18 13131 W 14 163821 E 09/13-19 41 0 63 18 W 10 1 10462 W 13 122437 V 09/13-20 41 0 60 20 W 9 1 7794 W 10 81053 G 09/13-21 28 0 57 22 W 9 15 3 1 W17 5125 W 9 39669 P 09/13-22 28 0 55 25 W 9 1 3516 W 8 27075 P 09/13-23 28 0 53 28 W 9 1 1907 W 8 14481 P 09/14-00 28 0 50 31 W 9 15 3 1 W20 298 W 7 1887 P 09/14-01 28 0 49 33 W 9 1 263 W 8 1714 P 09/14-02 28 0 47 34 W 9 1 228 W 8 1542 P 09/14-03 21 0 46 35 W 9 15 3 1 W22 193 W 8 1369 P 09/14-04 21 0 45 36 W 8 1 191 W 8 1292 P 09/14-05 21 0 44 36 W 8 1 189 W 7 1215 P 09/14-06 7 0 44 36 W 7 7 3 1 W22 187 W 7 1138 P 09/14-07 7 0 46 34 W 6 1 1701 W 8 13562 P 09/14-08 7 0 48 30 SW 6 1 3215 W 8 25987 P 09/14-09 7 0 55 24 SW 5 5 4 1 W20 4729 W 9 38411 P 09/14-10 7 0 58 22 SW 5 1 6811 W 9 56023 F 09/14-11 7 0 60 21 SW 5 1 8894 W 9 73635 G 09/14-12 34 0 62 21 SW 5 5 3 1 W21 10977 W 9 91247 G 09/14-13 34 0 62 21 SW 6 1 11690 W 10 106867 V 09/14-14 34 0 63 21 S 6 1 12402 SW 12 122486 V 09/14-15 34 0 63 22 S 7 7 3 1 SW18 13115 SW 13 138106 V 09/14-16 34 0 63 23 S 7 1 12556 SW 13 139106 V 09/14-17 34 0 62 26 S 7 1 11997 SW 14 140106 V 09/14-18 34 0 62 27 S 7 7 3 1 SW25 11438 SW 14 141107 V 09/14-19 34 0 59 31 SW 7 1 7763 SW 12 94924 G 09/14-20 34 0 56 35 SW 7 1 4088 SW 9 48741 F 09/14-21 34 0 54 38 SW 7 7 3 1 SW31 413 SW 7 2558 P 09/14-22 34 0 53 41 SW 7 1 346 SW 7 2113 P 09/14-23 34 0 52 43 SW 7 1 279 SW 7 1668 P 09/15-00 33 0 50 46 SW 7 7 3 1 SW37 211 S 7 1223 P 09/15-01 33 0 48 48 SW 8 1 194 SW 8 1298 P 09/15-02 33 0 47 49 SW 9 1 177 SW 9 1373 P 09/15-03 33 0 46 50 W 10 10 3 1 SW40 159 W 10 1447 P 09/15-04 33 0 46 50 W 12 1 157 W 10 1479 P 09/15-05 33 0 45 48 W 12 1 155 W 12 1511 P 09/15-06 33 0 45 47 W 12 18 3 1 W47 153 W 12 1542 P 09/15-07 33 0 47 44 W 12 1 568 W 14 8341 P 09/15-08 33 0 48 40 W 12 1 982 W 16 15140 P 09/15-09 33 0 51 35 W 12 18 2 1 W49 1397 W 18 21939 P 09/15-10 33 0 54 32 W 12 1 4214 W 22 96155 G 09/15-11 33 0 55 31 W 13 1 7030 W 25 170371 E 09/15-12 39 0 57 30 W 13 21 2 1 W47 9847 W 29 244586 E 09/15-13 39 0 57 29 W 13 1 9934 W 29 249069 E 09/15-14 39 0 58 28 W 14 1 10021 W 29 253551 E 09/15-15 39 0 58 28 W 14 22 2 1 W51 10108 W 30 258033 E 09/15-16 39 0 58 28 W 15 1 9465 W 30 242611 E 09/15-17 39 0 57 29 W 15 1 8822 W 30 227189 E 09/15-18 39 0 57 30 W 15 24 2 1 W44 8180 W 30 211767 E 09/15-19 39 0 55 33 W 14 1 6819 W 26 166566 E 09/15-20 39 0 53 35 W 13 1 5458 W 24 121364 V 09/15-21 39 0 52 37 W 12 18 2 1 W37 4097 W 22 76163 G 09/15-22 39 0 51 38 W 9 1 3297 W 16 53212 F 09/15-23 39 0 51 39 W 7 1 2498 W 10 30261 P 09/16-00 31 0 49 41 W 5 5 2 1 W39 1698 W 5 7310 P 09/16-01 31 0 48 43 W 5 1 1306 W 6 5765 P 09/16-02 31 0 47 44 W 5 1 915 W 6 4220 P 09/16-03 31 0 47 44 W 6 6 2 1 W37 523 W 6 2675 P 09/16-04 31 0 47 44 W 6 1 475 W 6 2456 P 09/16-05 31 0 46 43 W 7 1 426 W 6 2238 P 09/16-06 31 0 46 42 SW 7 7 3 1 W35 378 W 6 2019 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...GIMMESTAD REQUESTED BY...FIRE OPERATIONS REASON FOR REQUEST...WILDFIRE .TAG 20100912.COWCR.01/BOU