FNUS75 KBOU 190929 FWSBOU SPOT FORECAST FOR BOBCAT RIDGE RX UNIT 5...USFS NATIONAL WEATHER SERVICE DENVER CO 328 AM MDT WED OCT 19 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A RIDGE OF HIGH PRESSURE OVER COLORADO WILL ALLOW FOR DRY...STABLE AND SLIGHTLY WARMER CONDITIONS OVER THE AREA TODAY. THE WINDS AT THE SURFACE AND ALOFT HOWEVER WILL BE MUCH WEAKER TODAY SO THE SMOKE DISPERSAL IS EXPECTED TO BE POOR. TEMPERATURES ARE EXPECTED CONTINUE TO WARM ON WEDNESDAY WITH THE FLOW ALOFT INCREASING AS WELL. AS A RESULT...THERE WILL BE WITH BETTER MIXING AND MUCH BETTER SMOKE DISPERSAL...VERY GOOD TO EXCELLENT...BY THE AFTERNOON. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....61-63. MIN HUMIDITY........19-21%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 4-7 MPH UNTIL 1200...THEN SOUTHEAST AROUND 5 MPH. TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000. 4400-5400 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 VERY LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....38. MAX HUMIDITY........59%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 2400...THEN NORTHWEST 5-6 MPH. TRANSPORT WINDS.....SOUTHWEST AROUND 4 MPH UNTIL 2400...THEN WEST 4-8 MPH. MIXING HEIGHT.......2600-3600 FT AGL UNTIL 2000. BELOW 1000 FT AGL AFTER 2100. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 VERY LOW. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....69. MIN HUMIDITY........21%. 20-FOOT WINDS.......NORTHWEST WINDS 6-12 MPH. TRANSPORT WINDS.....NORTHWEST 13-24 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000...THEN 3400-4400 FT AGL UNTIL 1200...THEN 7600-8600 FT AGL UNTIL 1500...THEN 9000-10000 FT AGL UNTIL 1700...THEN 7000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR UNTIL 1100...THEN VERY GOOD UNTIL 1200...THEN EXCELLENT UNTIL 1700...THEN VERY GOOD. HAINES INDEX........3 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS AROUND 70. WEST WINDS AROUND 5 MPH. .SATURDAY...MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE MID 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH. FIRE WEATHER TABLE FOR BOBCAT RIDGERX UNIT 5. +++ DATA IN THE FOLLOWING TABLE HAS BEEN SAMPLED DIRECTLY FROM THE FORECAST DATABASE. VALUES IN THE TABLE MAY VARY SLIGHTLY FROM INFORMATION IN THE NARRATIVE FORECAST. PLEASE PROVIDE FEEDBACK IF THE INFORMATION IN THIS TABLE HAS BEEN REPRESENTATIVE AND/OR USEFUL. +++ FORECAST SC PP WR AT 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 10/19-02 4 0 0 31 73 W 2 2 2 1 N46 208 W 2 380 P 10/19-03 4 0 0 30 75 NW 2 2 2 1 N46 172 W 2 374 P 10/19-04 4 0 0 30 75 NW 2 2 2 1 N44 166 W 2 313 P 10/19-05 9 0 0 29 76 CALM 1 3 1 N41 159 W 2 252 P 10/19-06 9 0 0 28 78 CALM 1 3 1 N39 153 CALM 192 P 10/19-07 9 0 0 28 78 W 2 2 3 1 N37 390 W 2 978 P 10/19-08 9 0 0 30 69 SW 2 2 3 1 N33 628 W 2 1764 P 10/19-09 9 0 0 41 45 SW 3 3 3 1 N31 865 W 3 2551 P 10/19-10 9 0 0 47 34 S 3 3 3 1 N29 2247 W 6 16741 P 10/19-11 9 0 0 52 28 S 2 2 3 1 NW26 3628 NW 8 30931 P 10/19-12 9 0 0 57 23 SE 2 2 3 1 NW24 5010 NW10 45121 F 10/19-13 9 0 0 59 21 SE 3 3 3 1 NW22 5166 NW 9 41913 F 10/19-14 9 0 0 61 19 SE 5 5 3 1 NW21 5323 NW 8 38706 P 10/19-15 9 0 0 62 19 SE 5 5 3 1 NW21 5479 W 7 35498 P 10/19-16 9 0 0 62 19 SE 3 3 3 1 NW21 4821 W 7 28665 P 10/19-17 9 0 0 60 20 E 2 2 2 1 NW22 4163 W 6 21832 P 10/19-18 13 0 0 56 24 CALM 1 2 1 NW23 3504 SW 5 14998 P 10/19-19 13 0 0 50 30 CALM 1 2 1 NW24 2446 SW 5 10330 P 10/19-20 13 0 0 47 34 CALM 1 3 1 NW25 1388 SW 3 5661 P 10/19-21 13 0 0 45 37 CALM 1 3 1 NW26 330 S 3 992 P 10/19-22 13 0 0 44 40 NW 2 2 3 1 NW26 296 SW 3 873 P 10/19-23 13 0 0 43 43 NW 3 3 3 1 NW25 263 W 3 755 P 10/20-00 13 0 0 42 45 NW 5 5 3 1 NW25 229 W 3 636 P 10/20-01 13 0 0 42 47 NW 5 5 3 1 NW26 202 W 5 697 P 10/20-02 13 0 0 41 50 NW 5 5 2 1 NW28 176 W 6 759 P 10/20-03 13 0 0 40 53 W 5 5 2 1 NW29 149 W 7 820 P 10/20-04 13 0 0 40 55 W 6 6 2 1 NW29 146 W 7 907 P 10/20-05 13 0 0 39 58 W 6 6 3 1 NW29 142 W 8 994 P 10/20-06 10 0 0 39 61 W 7 7 3 1 NW29 130 W 9 998 P 10/20-07 10 0 0 38 64 W 7 7 3 1 NW28 359 W13 5165 P 10/20-08 10 0 0 40 61 W 7 7 2 1 NW28 587 W16 9331 P 10/20-09 10 0 0 49 44 W 6 6 2 1 NW26 816 W20 13498 P 10/20-10 10 0 0 55 36 NW 6 6 2 1 NW25 2760 NW21 57889 F 10/20-11 10 0 0 59 32 NW 7 7 3 1 NW24 4705 NW23 102281 V 10/20-12 10 0 0 64 27 NW 8 8 3 1 NW22 6649 NW25 146672 V 10/20-13 10 0 0 66 25 NW 9 9 3 1 NW22 7877 NW24 164403 E 10/20-14 10 0 0 68 23 NW12 12 2 1 NW22 9105 NW23 182134 E 10/20-15 10 0 0 69 21 NW12 12 2 1 NW22 10333 NW22 199865 E 10/20-16 10 0 0 68 22 NW10 10 2 1 NW21 8698 NW21 163248 E 10/20-17 10 0 0 66 23 N 8 8 2 1 NW21 7063 NW21 126631 V 10/20-18 6 0 0 61 26 N 6 6 2 1 NW20 5428 W20 90014 G 10/20-19 6 0 0 55 33 N 5 5 2 1 NW21 3700 W15 60497 G 10/20-20 6 0 0 51 39 NW 5 5 3 1 NW21 1973 W10 30979 P 10/20-21 6 0 0 49 41 W 5 5 3 1 NW22 246 W 7 1461 P 10/20-22 6 0 0 47 44 W 5 5 3 1 NW22 236 W 7 1427 P 10/20-23 6 0 0 46 46 W 6 6 3 1 NW23 225 W 7 1392 P 10/21-00 6 0 0 45 48 W 6 6 3 1 NW23 215 W 7 1357 P 10/21-01 6 0 0 44 50 W 6 6 3 1 NW23 204 W 7 1256 P 10/21-02 6 0 0 43 50 W 6 6 3 1 NW23 193 W 7 1154 P 10/21-03 6 0 0 43 50 W 6 6 3 1 NW23 182 W 7 1052 P 10/21-04 6 0 0 43 50 W 6 6 3 1 NW23 179 W 7 1020 P 10/21-05 6 0 0 42 50 W 7 7 3 1 NW22 175 W 7 988 P 10/21-06 8 0 0 41 52 W 7 7 3 1 NW22 171 W 7 956 P 10/21-07 8 0 0 41 53 W 7 7 3 1 W20 920 W 6 4268 P 10/21-08 8 0 0 43 50 W 7 7 2 1 W17 1669 W 6 7580 P 10/21-09 8 0 0 52 36 W 6 6 2 1 W16 2417 W 6 10892 P 10/21-10 8 0 0 57 30 W 5 5 2 1 W16 4596 W 8 44063 F 10/21-11 8 0 0 61 27 SW 5 5 2 1 W18 6775 W12 77234 G 10/21-12 20 2 0 66 23 SW 3 3 2 1 W21 8953 W14 110405 V 10/21-13 20 2 0 68 21 SW 2 2 2 1 W24 10807 W17 166267 E 10/21-14 20 2 0 69 20 CALM 1 2 1 W29 12660 W20 222128 E 10/21-15 20 2 0 70 19 CALM 1 2 1 W32 14513 W22 277990 E 10/21-16 20 2 0 69 19 W 2 2 2 1 W33 13002 W22 244780 E 10/21-17 20 2 0 67 21 NW 5 5 3 1 W32 11490 NW21 211570 E 10/21-18 24 4 1 62 25 N 6 6 3 1 W31 9978 NW21 178361 E 10/21-19 24 4 1 55 33 N 6 6 3 1 W32 6741 NW17 119761 V 10/21-20 24 4 1 50 40 NW 6 6 2 1 NW33 3503 NW14 61162 G 10/21-21 24 4 1 49 44 NW 6 6 2 1 NW33 266 NW12 2563 P 10/21-22 24 4 1 47 48 NW 5 5 2 1 NW31 305 NW10 2573 P 10/21-23 24 4 1 45 52 NW 5 5 2 1 NW29 345 N 9 2583 P 10/22-00 17 4 1 44 55 NW 3 3 2 1 NW26 384 N 8 2593 P 10/22-01 17 4 1 43 59 NW 2 2 2 1 NW25 497 NW 6 2184 P 10/22-02 17 4 1 42 58 W 2 2 2 1 NW26 611 SW 5 1776 P 10/22-03 17 4 1 42 60 W 2 2 2 1 NW28 725 S 2 1367 P 10/22-04 17 4 1 41 59 W 2 2 2 1 NW30 713 S 3 2082 P 10/22-05 17 4 1 41 60 W 3 3 2 1 NW32 701 SW 5 2797 P 10/22-06 17 3 1 40 62 W 3 3 2 1 NW35 689 SW 6 3512 P KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST /24-HOUR CLOCK LOCAL TIME/ VALID AT SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION 0.01 INCH /PERCENT/ WR - PROBABILITY OF WETTING RAIN 0.1 INCH /PERCENT/ AT - 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...JEFF CRANDALL REASON FOR REQUEST...PRESCRIBED .TAG 20111019.BOBCA.01/BOU