FNUS75 KBOU 181243 FWSBOU SPOT FORECAST FOR JAMES CREEK...USFS NATIONAL WEATHER SERVICE DENVER CO 545 AM MST FRI DEC 18 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK UPPER LEVEL DISTURBANCE WILL MOVE EAST OF THE AREA THIS AFTERNOON AS HIGH PRESSURE ALOFT BUILDS ACROSS THE REGION TONIGHT AND SATURDAY. LINGERING MOISTURE WILL ALLOW FOR A FEW FLURRIES THIS MORNING. TEMPERATURES WILL BE COOLER TODAY BEHIND THE DISTURBANCE. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1100...THEN PARTLY CLOUDY(35-45%). SLIGHT CHANCE OF SNOW UNTIL 1100. MAX TEMPERATURE.....33-35 MIN HUMIDITY........47%. 20-FOOT WINDS.......NORTHWEST 2-5 MPH UNTIL 1200...THEN WEST 6-12 MPH. GUSTS TO 20 MPH. TRANSPORT WINDS.....NORTHWEST 9-20 MPH. MIXING HEIGHT.......800-1800 FT AGL UNTIL 1000...THEN 3600-4600 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR UNTIL 1100...THEN GOOD UNTIL 1600...THEN FAIR. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(35-45%). MIN TEMPERATURE.....18. MAX HUMIDITY........57%. 20-FOOT WINDS.......WEST 9-15 MPH. TRANSPORT WINDS.....WEST 8-12 MPH. MIXING HEIGHT.......400-1400 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........PARTLY CLOUDY(35-45%). MAX TEMPERATURE.....36. MIN HUMIDITY........32%. 20-FOOT WINDS.......WEST 12-21 MPH. TRANSPORT WINDS.....WEST 13-24 MPH. MIXING HEIGHT.......600-1600 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .SUNDAY...PARTLY CLOUDY. LOWS AROUND 20. HIGHS IN THE LOWER 40S. WEST WINDS AROUND 21 MPH WITH GUSTS TO AROUND 45 MPH. .MONDAY...MOSTLY CLOUDY. LOWS AROUND 19. HIGHS IN THE LOWER 40S. WEST WINDS AROUND 15 MPH WITH GUSTS TO AROUND 45 MPH. .TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 0600. LOWS AROUND 17. HIGHS IN THE LOWER 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR JAMES 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 12/18-05 69 20 23 60 W 9 9 2 1 NW61 642 W 9 4903 P 12/18-06 69 20 23 60 W 10 1 669 W 9 5258 P 12/18-07 69 20 22 61 W 10 1 696 W 9 5612 P 12/18-08 78 20 23 59 W 10 10 2 1 NW52 722 W 9 5967 P 12/18-09 78 20 25 54 W 9 1 2073 NW 12 27792 P 12/18-10 78 20 27 50 W 8 1 3423 NW 15 49617 F 12/18-11 41 0 29 48 W 7 7 2 1 NW43 4774 NW 17 71442 G 12/18-12 41 0 31 47 W 6 1 4946 NW 18 77400 G 12/18-13 41 0 31 47 W 5 1 5118 NW 18 83359 G 12/18-14 41 0 31 48 W 5 5 2 1 NW36 5290 NW 20 89318 G 12/18-15 41 0 31 48 W 5 1 4576 NW 18 74212 G 12/18-16 41 0 30 48 W 6 1 3862 NW 17 59105 F 12/18-17 38 0 27 52 W 7 7 2 1 N36 3148 NW 16 43999 F 12/18-18 38 0 26 53 W 7 1 2537 NW 13 31840 P 12/18-19 38 0 25 54 NW 7 1 1926 NW 9 19681 P 12/18-20 38 0 24 54 NW 7 7 2 1 N37 1315 NW 7 7522 P 12/18-21 38 0 24 53 NW 7 1 1141 NW 7 6807 P 12/18-22 38 0 23 53 W 7 1 967 W 7 6091 P 12/18-23 38 0 23 52 W 8 8 3 1 N33 793 W 8 5376 P 12/19-00 38 0 22 53 W 9 1 667 W 9 5003 P 12/19-01 38 0 21 54 W 10 1 540 W 10 4630 P 12/19-02 38 0 21 55 W 12 12 4 1 N30 413 W 12 4258 P 12/19-03 38 0 20 56 W 13 1 355 W 13 3771 P 12/19-04 38 0 20 56 W 13 1 297 W 13 3284 P 12/19-05 38 0 19 57 W 13 13 5 1 N31 239 W 14 2797 P 12/19-06 38 0 19 56 W 13 1 232 W 14 2752 P 12/19-07 38 0 19 56 W 14 1 225 W 14 2707 P 12/19-08 38 0 20 52 W 14 22 5 1 N31 217 W 14 2663 P 12/19-09 38 0 24 44 W 14 1 642 W 16 10243 P 12/19-10 38 0 28 39 W 15 1 1067 W 17 17822 P 12/19-11 38 0 31 35 W 15 24 5 1 N30 1491 NW 20 25402 P 12/19-12 38 0 33 32 W 15 1 1514 NW 20 25491 P 12/19-13 38 0 34 32 W 16 1 1537 NW 20 25579 P 12/19-14 38 0 35 32 W 16 25 5 1 NW24 1560 NW 18 25668 P 12/19-15 38 0 34 32 W 17 1 1398 W 20 23367 P 12/19-16 38 0 34 34 W 17 1 1237 W 20 21067 P 12/19-17 44 0 31 38 W 18 30 4 1 NW24 1076 W 20 18766 P 12/19-18 44 0 29 40 W 20 1 852 W 21 14994 P 12/19-19 44 0 28 42 W 21 1 627 W 21 11221 P 12/19-20 44 0 27 43 W 22 35 4 1 NW26 403 W 21 7449 P 12/19-21 44 0 26 44 W 22 1 375 W 21 6831 P 12/19-22 44 0 26 44 W 21 1 347 W 21 6213 P 12/19-23 44 0 25 45 W 21 33 3 1 NW29 319 W 21 5595 P 12/20-00 44 0 24 45 W 21 1 301 W 21 5498 P 12/20-01 44 0 24 46 W 22 1 284 W 22 5402 P 12/20-02 44 0 23 45 W 23 37 2 1 NW44 266 W 23 5306 P 12/20-03 44 0 23 46 W 24 1 234 W 23 4686 P 12/20-04 44 0 22 46 W 25 1 202 W 23 4067 P 12/20-05 47 0 21 46 W 25 40 3 1 NW25 169 W 23 3448 P 12/20-06 47 0 21 47 W 24 1 175 W 22 3329 P 12/20-07 47 0 21 47 W 22 1 181 W 21 3211 P 12/20-08 47 0 23 44 W 20 31 3 1 NW25 186 W 20 3092 P 12/20-09 47 0 27 37 W 17 1 588 W 18 9278 P 12/20-10 47 0 31 32 W 16 1 990 W 18 15464 P 12/20-11 47 0 35 28 W 15 24 3 1 NW24 1392 W 18 21650 P 12/20-12 47 0 38 25 W 14 1 1659 W 18 27573 P 12/20-13 47 0 39 24 W 14 1 1926 W 20 33497 P 12/20-14 47 0 40 24 W 15 24 3 1 W28 2193 W 21 39421 P 12/20-15 47 0 39 25 W 16 1 1823 W 23 34668 P 12/20-16 47 0 38 26 W 18 1 1453 W 24 29916 P 12/20-17 38 0 34 35 W 21 33 3 1 NW20 1082 W 26 25163 P 12/20-18 38 0 32 40 W 23 1 813 W 26 18891 P 12/20-19 38 0 30 41 W 25 1 543 W 26 12620 P 12/20-20 38 0 29 40 W 26 43 4 1 W41 273 W 26 6348 P 12/20-21 38 0 28 41 W 26 1 264 W 26 6119 P 12/20-22 38 0 28 42 W 26 1 256 W 26 5889 P 12/20-23 38 0 27 43 W 26 43 3 1 W52 247 W 26 5660 P 12/21-00 38 0 26 45 W 26 1 222 W 26 5031 P 12/21-01 38 0 25 47 W 28 1 196 W 25 4402 P 12/21-02 38 0 24 48 W 26 43 2 1 W49 171 W 25 3773 P 12/21-03 38 0 23 50 W 23 1 162 W 23 3213 P 12/21-04 38 0 23 52 W 20 1 154 W 20 2653 P 12/21-05 57 0 22 54 W 16 25 2 1 W48 145 W 16 2093 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/ENTREKIN REQUESTED BY...ED LEBLANC REASON FOR REQUEST...PRESCRIBED .TAG 20091218.JAMES.01/BOU