FNUS75 KBOU 161300 FWSBOU SPOT FORECAST FOR EVERGREEN 6B...USFS NATIONAL WEATHER SERVICE DENVER CO 558 AM MST WED DEC 16 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...DRY AND UNSEASONABLY MILD CONDITIONS WILL REMAIN IN PLACE ALONG THE FRONT RANGE DURING THE NEXT 24 HOURS. MODERATE WESTERLY FLOW ALOFT COUPLED WITH PERIODS OF GUSTY DOWNSLOPE WINDS WILL CONTINUE TO PRODUCE GOOD TO EXCELLENT SMOKE DISPERSAL CONDITIONS DURING THE LATE MORNING AND AFTERNOON HOURS IN THE VICINITY OF THE BURN. MOISTURE STREAMING IN FROM THE WEST AT MOUNTAIN TOP LEVEL WILL ALSO CONTINUE TO PRODUCE PERIODS OF CLOUDS OVER AND EAST OF THE FRONT RANGE THROUGH THIS EVENING. THESE GUSTY DOWNSLOPE WINDS MAY BECOME MORE COMMON LATE TONIGHT FOLLOWING THE PASSAGE OF A WEAK RELATIVELY DRY UPPER LEVEL WEATHER DISTURBANCE. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(50-60%) UNTIL 1400...THEN CLOUDY UNTIL 1700...THEN PARTLY CLOUDY(50-60%). MAX TEMPERATURE.....47. MIN HUMIDITY........19%. 20-FOOT WINDS.......WEST 13-19 MPH. GUSTS UP TO 30 MPH LATE IN THE AFTERNOON. TRANSPORT WINDS.....WEST 16-24 MPH UNTIL 1200...THEN 32-36 MPH. MIXING HEIGHT.......800-1800 FT AGL UNTIL 1100...THEN 2400-3400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR UNTIL 1100...THEN GOOD. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(35-45%). MIN TEMPERATURE.....24. MAX HUMIDITY........48%. 20-FOOT WINDS.......WEST 13-23 MPH WITH GUSTS TO AROUND 30 MPH. TRANSPORT WINDS.....NORTHWEST 25-36 MPH UNTIL 2400...THEN WEST 16-20 MPH. MIXING HEIGHT.......1200-2200 FT AGL UNTIL 2300...THEN 200-400 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 2100. POOR AFTER 2300. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY... SKY/WEATHER.........PARTLY CLOUDY(50-60%) UNTIL 1100...THEN MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER 1100 UNTIL 1700. SLIGHT CHANCE OF SNOW AFTER 1100. MAX TEMPERATURE.....42. MIN HUMIDITY........28%. 20-FOOT WINDS.......WEST 10-20 MPH UNTIL 1200. UPSLOPE/UPVALLEY 4-10 MPH AFTER 1500. TRANSPORT WINDS.....WEST 16-20 MPH. MIXING HEIGHT.......3200-4200 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR UNTIL 1200...THEN GOOD UNTIL 1400...THEN VERY GOOD UNTIL 1500...THEN GOOD UNTIL 1600...THEN FAIR UNTIL 1700...THEN POOR. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 0600...THEN SLIGHT CHANCE OF SNOW SHOWERS UNTIL 1800. LOWS AROUND 17. HIGHS IN THE MID 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SATURDAY...PARTLY CLOUDY. LOWS AROUND 16. HIGHS IN THE UPPER 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...PARTLY CLOUDY. LOWS AROUND 17. HIGHS IN THE MID 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR EVERGREEN 6B. +++ 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 12/16-05 56 0 31 26 W 9 9 2 1 W41 135 W 10 1193 P 12/16-06 56 0 31 27 W 9 1 143 W 10 1324 P 12/16-07 56 0 31 27 W 10 1 151 W 12 1455 P 12/16-08 51 0 31 26 W 10 10 2 1 W40 159 W 12 1587 P 12/16-09 51 0 34 24 W 10 1 1255 W 17 30718 P 12/16-10 51 0 38 22 W 10 1 2351 W 24 59850 F 12/16-11 55 0 42 19 W 10 10 2 1 W32 3448 W 30 88982 G 12/16-12 55 0 44 19 W 10 1 3518 W 32 97556 G 12/16-13 55 0 44 19 W 12 1 3588 W 35 106131 V 12/16-14 82 0 44 20 W 12 12 3 1 W18 3659 W 36 114706 V 12/16-15 82 0 43 22 W 14 1 3131 W 37 99220 G 12/16-16 82 0 42 24 W 16 1 2603 NW 37 83735 G 12/16-17 56 0 41 26 W 18 31 3 1 NW17 2076 NW 38 68249 G 12/16-18 56 0 40 26 W 23 1 2113 NW 35 62866 G 12/16-19 56 0 40 26 W 17 1 2150 NW 31 57484 F 12/16-20 49 0 40 26 W 16 28 3 1 NW20 2187 NW 28 52101 F 12/16-21 49 0 37 29 NW 20 1 1616 NW 26 38122 P 12/16-22 49 0 34 34 NW 18 1 1044 NW 25 24142 P 12/16-23 26 0 31 38 W 15 25 3 1 NW24 472 NW 25 10162 P 12/17-00 26 0 29 43 W 15 1 380 NW 22 7770 P 12/17-01 26 0 28 46 W 15 1 288 W 20 5378 P 12/17-02 19 0 28 48 W 15 25 4 1 NW37 197 W 17 2986 P 12/17-03 19 0 27 48 W 15 1 202 W 17 3017 P 12/17-04 19 0 27 47 W 14 1 207 W 17 3048 P 12/17-05 55 0 27 48 W 18 30 4 1 NW44 183 W 20 3145 P 12/17-06 55 0 26 44 W 18 1 182 W 18 2928 P 12/17-07 55 0 25 46 W 17 1 181 W 17 2711 P 12/17-08 55 0 27 43 W 16 25 3 1 NW36 180 W 16 2493 P 12/17-09 55 0 31 37 W 15 1 1147 W 17 18951 P 12/17-10 55 0 34 33 W 13 1 2114 W 18 35409 P 12/17-11 73 15 37 30 W 10 10 3 1 NW28 3082 W 20 51867 F 12/17-12 73 15 40 28 W 8 1 3876 W 20 68464 G 12/17-13 73 15 41 28 W 6 1 4671 W 21 85061 G 12/17-14 73 15 41 28 W 5 5 2 1 NW38 5466 NW 22 101658 V 12/17-15 73 15 41 29 W 5 1 4491 NW 20 79434 G 12/17-16 73 15 39 30 W 5 1 3516 W 17 57209 F 12/17-17 73 20 34 36 W 6 6 2 1 NW43 2541 W 16 34984 P 12/17-18 73 20 32 40 W 7 1 1856 W 14 24727 P 12/17-19 73 20 30 42 W 9 1 1171 W 12 14470 P 12/17-20 73 20 29 44 W 10 10 2 1 NW45 485 W 10 4213 P 12/17-21 73 20 28 44 W 10 1 431 W 9 3593 P 12/17-22 73 20 27 44 W 9 1 377 W 9 2974 P 12/17-23 73 20 26 44 W 9 9 2 1 NW48 322 W 8 2354 P 12/18-00 73 20 25 46 W 9 1 291 W 8 2171 P 12/18-01 73 20 24 47 W 10 1 260 W 9 1988 P 12/18-02 73 20 23 49 W 10 10 2 1 NW48 229 W 9 1804 P 12/18-03 73 20 22 50 W 10 1 215 W 9 1728 P 12/18-04 73 20 21 52 W 10 1 200 W 9 1652 P 12/18-05 56 10 20 53 W 10 10 2 1 NW45 186 W 9 1576 P 12/18-06 56 10 20 53 W 10 1 191 W 9 1444 P 12/18-07 56 10 19 55 W 10 1 196 W 8 1312 P 12/18-08 56 10 20 52 W 9 9 2 1 NW40 202 W 7 1179 P 12/18-09 56 10 24 46 NW 7 1 1156 W 8 8938 P 12/18-10 56 10 27 42 N 5 1 2110 NW 8 16697 P 12/18-11 41 10 30 38 NE 2 2 2 1 NW35 3064 NW 9 24456 P 12/18-12 41 10 32 35 NE 2 1 3649 NW 10 31629 P 12/18-13 41 10 33 34 E 3 1 4235 NW 10 38801 P 12/18-14 41 10 33 36 E 5 5 2 1 NW28 4821 NW 12 45973 F 12/18-15 41 10 33 38 E 5 1 4001 NW 9 33685 P 12/18-16 41 10 32 41 E 3 1 3181 NW 7 21396 P 12/18-17 33 3 28 49 NE 2 2 2 1 NW24 2361 NW 5 9108 P 12/18-18 33 3 26 53 N 2 1 1742 W 3 6451 P 12/18-19 33 3 25 55 W 2 1 1123 W 3 3793 P 12/18-20 33 3 24 56 W 2 2 2 1 N18 504 W 2 1136 P 12/18-21 33 3 23 56 W 2 1 425 W 3 1064 P 12/18-22 33 3 22 56 W 3 1 347 W 3 993 P 12/18-23 33 3 22 56 W 5 5 2 1 NW12 269 W 3 921 P 12/19-00 33 3 21 57 W 6 1 235 W 5 921 P 12/19-01 33 3 20 59 W 7 1 201 W 6 920 P 12/19-02 33 3 19 61 W 8 8 2 1 NW12 166 W 7 920 P 12/19-03 33 3 19 62 W 9 1 154 W 7 932 P 12/19-04 33 3 18 63 W 9 1 142 W 8 944 P 12/19-05 56 5 17 65 W 9 9 4 1 NW20 130 W 8 956 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...BAKER WFO BOULDER REQUESTED BY...BILL ALAKAI REASON FOR REQUEST...PRESCRIBED .TAG 20091216.EVERG.01/BOU