FNUS75 KBOU 101318 FWSBOU SPOT FORECAST FOR JAMES CREEK...USFS NATIONAL WEATHER SERVICE DENVER CO 620 AM MST THU DEC 10 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...STRONG NORTHWEST TO WESTERLY FLOW ALOFT WILL CONTINUE THROUGH THE DAY. STRONG WINDS COUPLED WITH A FAVORABLE MIXING LAYER SHOULD BE ENOUGH TO PRODUCE GOOD TO VERY GOOD SMOKE DISPERSAL CONDITIONS THIS AFTERNOON. THE FLOW ALOFT WILL WEAKEN TONIGHT AND FRIDAY AS UPPER LEVEL RIDGE MOVES INTO COLORADO FROM THE WEST. WEAKER WINDS AND LESS OF A MIXING LAYER WILL RESULT IN ONLY FAIR SMOKE DISPERSAL CONDITIONS WILL BE POOR FOR FRIDAY AFTERNOON. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(35-45%). AREAS OF BLOWING SNOW UNTIL 1100. MAX TEMPERATURE.....21-26. MIN HUMIDITY........32-37%. 20-FOOT WINDS.......VERY WINDY. WEST 32-44 MPH UNTIL 1200...THEN 22-32 MPH. TRANSPORT WINDS.....WEST 41-52 MPH. MIXING HEIGHT.......1800-2800 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 0900...THEN GOOD UNTIL 1100...THEN VERY GOOD UNTIL 1600...THEN GOOD. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(35-45%). MIN TEMPERATURE.....8-13. MAX HUMIDITY........50-55%. 20-FOOT WINDS.......WINDY. WEST 20-30 MPH. TRANSPORT WINDS.....WEST 37-48 MPH UNTIL 2400...THEN 25-36 MPH. MIXING HEIGHT.......400-1400 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 1900...THEN POOR. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY... SKY/WEATHER.........PARTLY CLOUDY(50-60%). MAX TEMPERATURE.....24-28. MIN HUMIDITY........37-41%. 20-FOOT WINDS.......BREEZY. WEST 15-25 MPH. TRANSPORT WINDS.....WEST 21-32 MPH. MIXING HEIGHT.......400-1400 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...MOSTLY CLOUDY. LOWS AROUND 15. HIGHS IN THE LOWER 30S. BREEZY. WEST WINDS AROUND 28 MPH WITH GUSTS TO AROUND 50 MPH. .SUNDAY...MOSTLY CLOUDY. LOWS AROUND 18. HIGHS IN THE LOWER 30S. WEST WINDS AROUND 19 MPH WITH GUSTS TO AROUND 45 MPH. .MONDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 0600 UNTIL 1800. LOWS AROUND 15. HIGHS IN THE UPPER 20S. WEST WINDS AROUND 20 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 12/10-05 62 0 5 44 W 40 64 3 1 NW77 1112 W 53 51494 F 12/10-06 62 0 5 47 W 40 1 1128 W 49 48771 F 12/10-07 62 0 6 49 W 39 1 1144 W 46 46048 F 12/10-08 62 0 7 48 W 38 61 3 1 NW81 1160 W 43 43326 F 12/10-09 62 0 12 42 W 38 1 1657 W 44 62639 G 12/10-10 62 0 16 36 W 38 1 2153 W 44 81953 G 12/10-11 62 0 20 32 W 36 58 3 1 W81 2650 W 44 101266 V 12/10-12 62 0 22 30 W 32 1 2726 W 46 107930 V 12/10-13 62 0 23 30 W 26 1 2802 W 47 114593 V 12/10-14 62 0 23 29 W 21 33 3 1 W81 2878 W 48 121256 V 12/10-15 62 0 23 30 W 23 1 2535 W 47 105311 V 12/10-16 62 0 22 31 W 25 1 2192 W 47 89365 G 12/10-17 42 0 18 37 W 28 44 3 1 W82 1848 W 46 73420 G 12/10-18 42 0 16 40 W 28 1 1620 W 44 62369 G 12/10-19 42 0 15 41 W 26 1 1392 W 41 51317 F 12/10-20 42 0 14 42 W 25 40 3 1 W76 1164 W 40 40266 F 12/10-21 42 0 13 41 W 25 1 1000 W 40 34603 P 12/10-22 42 0 13 41 W 25 1 836 W 40 28940 P 12/10-23 42 0 12 41 W 24 39 3 1 W74 672 W 40 23277 P 12/11-00 42 0 11 41 W 23 1 532 W 36 17413 P 12/11-01 42 0 10 40 W 22 1 392 W 31 11549 P 12/11-02 42 0 10 40 W 22 35 4 1 NW58 252 W 26 5685 P 12/11-03 42 0 9 41 W 22 1 228 W 25 4951 P 12/11-04 42 0 8 42 W 22 1 203 W 24 4218 P 12/11-05 47 0 7 44 W 22 35 4 1 NW56 179 W 23 3484 P 12/11-06 47 0 7 56 W 22 1 175 W 22 3357 P 12/11-07 47 0 7 68 W 22 1 172 W 22 3230 P 12/11-08 47 0 9 73 W 22 33 4 1 W52 168 W 21 3103 P 12/11-09 47 0 13 67 W 21 1 601 W 25 16226 P 12/11-10 47 0 20 54 W 18 1 1034 W 29 29348 P 12/11-11 47 0 27 43 W 17 26 5 1 W41 1467 W 33 42470 F 12/11-12 47 0 28 44 W 16 1 1411 W 32 39781 P 12/11-13 47 0 28 45 W 16 1 1355 W 31 37092 P 12/11-14 47 0 26 49 W 16 24 5 1 W44 1300 W 30 34403 P 12/11-15 47 0 25 52 W 16 1 956 W 28 24597 P 12/11-16 47 0 20 64 W 17 1 612 W 24 14791 P 12/11-17 51 1 17 73 W 17 26 3 1 W41 268 W 22 4984 P 12/11-18 51 1 15 74 W 17 1 249 W 20 4286 P 12/11-19 51 1 15 72 W 16 1 229 W 17 3587 P 12/11-20 51 1 16 68 W 16 24 2 1 W41 209 W 16 2888 P 12/11-21 51 1 14 74 W 16 1 192 W 16 2620 P 12/11-22 51 1 14 77 W 16 1 175 W 15 2351 P 12/11-23 51 2 13 81 W 16 24 2 1 W41 158 W 15 2082 P 12/12-00 51 2 13 81 W 17 1 199 W 17 3123 P 12/12-01 51 2 15 76 W 18 1 239 W 20 4163 P 12/12-02 51 2 16 70 W 20 30 2 1 W44 280 W 22 5203 P 12/12-03 51 2 16 73 W 21 1 274 W 23 5510 P 12/12-04 51 2 16 73 W 22 1 269 W 25 5817 P 12/12-05 68 4 14 79 W 23 35 2 1 W41 263 W 26 6124 P 12/12-06 68 4 13 83 W 25 1 297 W 30 8057 P 12/12-07 68 4 13 86 W 28 1 331 W 35 9991 P 12/12-08 68 4 14 84 W 29 44 3 1 SW32 365 W 38 11925 P 12/12-09 68 4 19 72 W 30 1 1036 W 39 36549 P 12/12-10 68 4 24 61 W 30 1 1708 W 40 61174 G 12/12-11 68 4 30 52 W 30 45 3 1 W26 2379 W 41 85799 G 12/12-12 68 4 30 52 W 30 1 2345 W 43 87503 G 12/12-13 68 4 31 52 W 30 1 2310 W 45 89206 G 12/12-14 68 4 29 55 W 30 45 4 1 W24 2276 W 46 90910 G 12/12-15 68 4 29 57 W 31 1 1789 W 47 72164 G 12/12-16 68 4 25 67 W 32 1 1303 W 48 53418 F 12/12-17 69 4 22 73 W 32 48 4 1 NW38 816 W 48 34673 P 12/12-18 69 4 21 74 W 32 1 773 W 48 32801 P 12/12-19 69 4 21 73 W 31 1 730 W 48 30928 P 12/12-20 69 4 21 71 W 30 45 4 1 W22 688 W 48 29056 P 12/12-21 69 4 20 75 W 30 1 557 W 46 22839 P 12/12-22 69 4 20 77 W 30 1 427 W 43 16621 P 12/12-23 69 4 20 80 W 30 45 4 1 W28 297 W 40 10404 P 12/13-00 69 4 20 80 W 30 1 330 W 41 11770 P 12/13-01 69 4 21 77 W 30 1 362 W 41 13137 P 12/13-02 69 4 22 74 W 29 44 3 1 W52 394 W 43 14503 P 12/13-03 69 4 21 76 W 26 1 340 W 38 11569 P 12/13-04 69 4 22 77 W 24 1 287 W 33 8635 P 12/13-05 77 4 20 82 W 22 33 3 W62 233 W 28 5702 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...DEVIN STEAKLEY REASON FOR REQUEST...PRESCRIBED .TAG 20091210.JAMES.01/BOU