FNUS75 KBOU 171212 FWSBOU SPOT FORECAST FOR JAMES CREEK...USFS NATIONAL WEATHER SERVICE DENVER CO 510 AM MST THU DEC 17 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK UPPER LEVEL DISTURBANCE WILL MOVE ACROSS THE AREA TODAY WITH CONSIDERABLE AMOUNTS OF CLOUDINESS BUT ONLY A SLIGHT CHANCE FOR SNOW. GOOD MIXING AND MODERATE NORTHWEST FLOW ALOFT WILL RESULT IN EXCELLENT DISPERSION BY MID AFTERNOON. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........CLOUDY UNTIL 1600...THEN PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF SNOW AFTER 1100. MAX TEMPERATURE.....41. MIN HUMIDITY........30%. 20-FOOT WINDS.......BREEZY. NORTHWEST 5-10 MPH UNTIL 1100...THEN INCREASING TO 15-25 MPH. TRANSPORT WINDS.....NORTHWEST 24-32 MPH. MIXING HEIGHT.......1000-2000 FT AGL UNTIL 1000. 5800-6800 FT AGL AFTER 1400. SMOKE DISPERSAL.....POOR UNTIL 0900...THEN FAIR UNTIL 1000...THEN GOOD UNTIL 1100...THEN VERY GOOD UNTIL 1300...THEN EXCELLENT UNTIL 1600...THEN VERY GOOD. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF VERY LIGHT SNOW UNTIL 0500. MIN TEMPERATURE.....22. MAX HUMIDITY........57%. 20-FOOT WINDS.......WEST 6-12 MPH. TRANSPORT WINDS.....NORTHWEST 20-28 MPH UNTIL 2400...THEN 12-16 MPH. MIXING HEIGHT.......3200-4200 FT AGL UNTIL 2000...THEN 1000-2000 FT AGL. SMOKE DISPERSAL.....GOOD UNTIL 1900. POOR AFTER 2200. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY... SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1100...THEN PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....32. MIN HUMIDITY........36%. 20-FOOT WINDS.......WEST 8-14 MPH. TRANSPORT WINDS.....NORTHWEST 12-20 MPH. MIXING HEIGHT.......2800-3800 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR UNTIL 1300...THEN GOOD UNTIL 1600...THEN FAIR UNTIL 1700...THEN POOR. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...PARTLY CLOUDY. LOWS AROUND 18. HIGHS IN THE MID 30S. WEST WINDS AROUND 14 MPH WITH GUSTS TO AROUND 30 MPH. .SUNDAY...PARTLY CLOUDY. LOWS AROUND 20. HIGHS IN THE MID 30S. WEST WINDS AROUND 13 MPH WITH GUSTS TO AROUND 35 MPH. .MONDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS AFTER 0600 UNTIL 1800...THEN SLIGHT CHANCE OF SNOW. LOWS IN THE LOWER 20S. HIGHS IN THE MID 30S. WEST WINDS AROUND 18 MPH WITH GUSTS TO AROUND 35 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 12/17-04 66 0 30 53 W 18 1 400 W 22 7647 P 12/17-05 83 0 30 47 W 22 35 3 1 W21 417 W 22 8091 P 12/17-06 83 0 30 48 W 22 1 587 W 23 11995 P 12/17-07 83 0 30 48 W 22 1 756 W 24 15899 P 12/17-08 83 0 31 46 W 22 35 3 1 NW30 926 W 24 19803 P 12/17-09 83 0 34 40 W 22 1 2318 W 25 52436 F 12/17-10 83 0 36 35 W 22 1 3710 NW 26 85069 G 12/17-11 83 10 38 31 W 21 33 3 1 NW30 5101 NW 26 117703 V 12/17-12 83 10 40 30 W 20 1 5992 NW 26 140918 V 12/17-13 83 10 41 30 W 17 1 6882 NW 28 164134 E 12/17-14 83 10 41 31 W 16 25 3 1 NW32 7772 NW 28 187349 E 12/17-15 83 10 41 32 W 16 1 6881 NW 28 164843 E 12/17-16 83 10 40 34 W 17 1 5990 NW 28 142337 V 12/17-17 53 10 35 40 W 18 30 2 1 NW40 5099 NW 28 119831 V 12/17-18 53 10 33 44 W 20 1 4166 NW 26 96881 G 12/17-19 53 10 32 46 W 20 1 3234 NW 26 73930 G 12/17-20 53 10 31 48 W 20 31 2 1 NW44 2302 NW 25 50980 F 12/17-21 53 10 30 49 W 18 1 2059 NW 23 42642 F 12/17-22 53 10 29 50 W 17 1 1817 W 21 34304 P 12/17-23 58 10 29 50 W 15 24 2 1 NW47 1574 W 18 25967 P 12/18-00 58 10 28 51 W 14 1 1458 W 17 21952 P 12/18-01 58 10 27 51 W 13 1 1342 NW 15 17937 P 12/18-02 58 10 26 52 W 12 12 2 1 NW54 1226 NW 13 13922 P 12/18-03 58 10 25 53 W 12 1 1089 NW 13 12056 P 12/18-04 58 10 24 55 W 12 1 951 W 13 10190 P 12/18-05 62 6 24 57 W 12 12 2 1 NW51 814 W 12 8323 P 12/18-06 62 6 23 49 W 12 1 750 W 12 7516 P 12/18-07 62 6 22 49 W 12 1 744 W 12 7332 P 12/18-08 62 6 23 49 W 12 12 2 1 NW45 738 W 12 7148 P 12/18-09 62 6 24 47 W 10 1 1577 NW 14 22882 P 12/18-10 62 6 27 43 W 10 1 2415 NW 16 38617 P 12/18-11 34 6 30 40 W 9 9 2 1 NW39 3254 NW 20 54351 F 12/18-12 34 6 31 37 W 9 1 3626 NW 20 63201 G 12/18-13 34 6 32 36 W 9 1 3998 NW 21 72050 G 12/18-14 34 6 32 40 W 9 9 2 1 NW38 4370 NW 22 80900 G 12/18-15 34 6 31 41 W 9 1 3718 NW 20 65516 G 12/18-16 34 6 29 43 W 10 1 3067 NW 18 50133 F 12/18-17 31 1 28 46 W 10 10 2 1 N36 2416 NW 16 34750 P 12/18-18 31 1 27 47 W 12 1 1960 NW 16 27284 P 12/18-19 31 1 26 49 W 13 1 1504 NW 15 19817 P 12/18-20 31 1 24 51 W 13 13 2 1 N35 1048 NW 14 12351 P 12/18-21 31 1 24 52 W 12 1 917 NW 13 10149 P 12/18-22 31 1 23 52 W 12 1 786 W 12 7947 P 12/18-23 32 1 22 53 W 10 10 3 1 N36 656 W 10 5745 P 12/19-00 32 1 22 54 W 10 1 588 W 12 5509 P 12/19-01 32 1 21 54 W 12 1 520 W 12 5273 P 12/19-02 32 1 21 55 W 13 13 3 1 N30 452 W 13 5038 P 12/19-03 32 1 20 55 W 13 1 401 W 13 4422 P 12/19-04 32 1 20 55 W 13 1 349 W 13 3806 P 12/19-05 38 0 20 55 W 13 13 4 1 NW33 298 W 13 3191 P 12/19-06 38 0 20 54 W 14 1 330 W 13 3743 P 12/19-07 38 0 19 54 W 14 1 361 W 14 4294 P 12/19-08 38 0 20 52 W 15 24 3 1 N35 392 W 14 4846 P 12/19-09 38 0 22 48 W 15 1 777 W 15 11000 P 12/19-10 38 0 26 41 W 14 1 1163 NW 16 17154 P 12/19-11 38 0 30 37 W 14 22 2 1 NW33 1548 NW 17 23308 P 12/19-12 38 0 32 34 W 14 1 1785 NW 16 24469 P 12/19-13 38 0 33 33 W 13 1 2023 NW 15 25630 P 12/19-14 38 0 34 33 W 13 13 2 1 N35 2261 NW 14 26791 P 12/19-15 38 0 33 34 W 13 1 1867 NW 14 21847 P 12/19-16 38 0 31 37 W 13 1 1473 NW 13 16902 P 12/19-17 56 5 30 40 W 13 13 4 1 NW33 1078 W 13 11957 P 12/19-18 56 5 28 41 W 14 1 873 W 14 10084 P 12/19-19 56 5 27 44 W 15 1 667 W 15 8211 P 12/19-20 56 5 25 46 W 16 25 4 1 NW33 462 W 16 6338 P 12/19-21 56 5 25 47 W 16 1 394 W 16 5481 P 12/19-22 56 5 24 48 W 17 1 325 W 16 4624 P 12/19-23 56 5 24 48 W 17 28 3 1 NW29 257 W 17 3768 P 12/20-00 56 5 23 48 W 18 1 239 W 17 3656 P 12/20-01 56 5 22 48 W 20 1 220 W 18 3544 P 12/20-02 56 5 22 48 W 21 33 3 1 NW30 202 W 20 3432 P 12/20-03 56 5 22 47 W 23 1 188 W 20 3254 P 12/20-04 56 5 21 47 W 24 1 174 W 21 3076 P 12/20-05 56 5 21 46 W 22 35 3 1 NW31 159 W 21 2899 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 20091217.JAMES.01/BOU