FNUS75 KBOU 271952 FWSBOU SPOT FORECAST FOR O BRIEN RX...USFS NATIONAL WEATHER SERVICE DENVER CO 143 PM MDT WED OCT 27 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A DRY WEST TO SOUTHWESTERLY FLOW ALOFT WILL BE OVER THE AREA ON THURSDAY AS A RIDGE OF HIGH PRESSURE BUILDS OVER THE STATE. ALTHOUGH IT WILL NOT BE AS WINDY AS THE LAST FEW DAYS...THE WIND WILL REMAIN STRONG ENOUGH FOR VERY GOOD SMOKE DISPERSAL IN THE AFTERNOON. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .THURSDAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....61-63. MIN HUMIDITY........10-12%. 20-FOOT WINDS.......SOUTHWEST WINDS 7-13 MPH. TRANSPORT WINDS.....WEST 8-16 MPH UNTIL 1200...THEN 20-28 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000. 5200-6200 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR UNTIL 1200...THEN VERY GOOD UNTIL UNTIL 1700...THEN GOOD. HAINES INDEX........4 LOW. .THURSDAY NIGHT... SKY/WEATHER.........CLEAR. MIN TEMPERATURE.....18-210. MAX HUMIDITY........78-83%. 20-FOOT WINDS.......WEST WINDS 7-13 MPH. TRANSPORT WINDS.....WEST 8-16 MPH. MIXING HEIGHT.......2600-3600 FT AGL UNTIL 2000. BELOW 1000 FT AGL AFTER 2100. SMOKE DISPERSAL.....FAIR UNTIL 1900...THEN POOR. HAINES INDEX........4 LOW. .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....65-68. MIN HUMIDITY........12-16%. 20-FOOT WINDS.......WEST WINDS 11-17 MPH. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000. 5800-6800 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR 1000-1200...THEN GOOD. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE MID 60S. SOUTHWEST WINDS AROUND 8 MPH. .SUNDAY...PARTLY CLOUDY. COOLER. LOWS IN THE MID 20S. HIGHS IN THE MID 50S. WEST WINDS AROUND 9 MPH WITH GUSTS TO 20 MPH. .MONDAY...PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID 50S. NORTHWEST WINDS AROUND 5 MPH. .TUESDAY...MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE MID 60S. NORTHWEST WINDS AROUND 5 MPH. FIRE WEATHER TABLE FOR O BRIEN RX. +++ 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 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 10/27-13 7 0 43 20 NW 16 1 8874 NW 30 231383 E 10/27-14 7 0 43 20 NW 15 1 8709 NW 25 190946 E 10/27-15 7 0 44 19 NW 14 23 3 1 NW54 8543 NW 21 150509 E 10/27-16 7 0 43 20 NW 13 1 7485 NW 18 124222 V 10/27-17 7 0 41 22 NW 10 1 6428 NW 17 97936 G 10/27-18 10 0 36 28 NW 9 15 3 1 NW66 5880 NW 13 66578 G 10/27-19 10 0 29 36 NW 8 1 4219 NW 13 47318 F 10/27-20 10 0 24 44 W 7 1 2558 W 12 28057 P 10/27-21 10 0 22 48 W 6 6 4 1 NW73 898 W 12 8797 P 10/27-22 10 0 19 53 W 5 1 677 W 9 6293 P 10/27-23 10 0 18 56 W 5 1 456 W 8 3790 P 10/28-00 8 0 16 59 W 5 5 4 1 NW64 236 W 6 1286 P 10/28-01 8 0 15 60 W 6 1 204 W 7 1164 P 10/28-02 8 0 14 60 W 6 1 172 W 7 1042 P 10/28-03 8 0 12 60 W 7 7 4 1 NW52 140 W 8 919 P 10/28-04 8 0 11 59 W 7 1 125 W 8 825 P 10/28-05 8 0 11 58 W 7 1 110 W 8 730 P 10/28-06 0 0 10 59 W 7 7 4 1 W46 95 W 8 635 P 10/28-07 0 0 11 57 W 7 1 213 W 9 1802 P 10/28-08 0 0 18 41 W 8 1 330 W 9 2969 P 10/28-09 0 0 30 26 W 8 13 4 1 W44 447 W 10 4136 P 10/28-10 0 0 42 17 W 8 1 1930 W 14 31716 P 10/28-11 0 0 51 13 W 7 1 3413 W 17 59297 F 10/28-12 0 0 56 11 W 7 7 4 1 W44 4896 W 21 86877 G 10/28-13 0 0 59 10 W 7 1 5593 W 23 112698 V 10/28-14 0 0 60 10 SW 8 1 6290 W 25 138518 V 10/28-15 0 0 62 10 SW 8 13 4 1 W44 6986 W 28 164339 E 10/28-16 0 0 60 11 SW 8 1 5779 W 24 126026 V 10/28-17 0 0 57 12 SW 7 1 4571 W 21 87714 G 10/28-18 10 0 53 15 S 7 7 4 1 W44 3660 W 15 47862 F 10/28-19 10 0 45 22 SW 7 1 2513 W 13 32486 P 10/28-20 10 0 40 31 SW 8 1 1366 SW 12 17109 P 10/28-21 10 0 37 38 SW 8 8 4 1 W39 219 SW 9 1732 P 10/28-22 10 0 34 46 SW 8 1 191 SW 9 1546 P 10/28-23 10 0 32 51 SW 9 1 164 SW 9 1360 P 10/29-00 10 0 30 55 W 9 9 4 1 W37 136 W 10 1174 P 10/29-01 10 0 29 56 W 9 1 126 W 10 1113 P 10/29-02 10 0 27 56 W 9 1 116 W 10 1053 P 10/29-03 10 0 26 58 W 9 9 4 1 W38 105 W 10 992 P 10/29-04 10 0 25 64 W 9 1 100 W 10 945 P 10/29-05 10 0 24 73 W 9 1 94 W 12 899 P 10/29-06 11 0 23 83 W 9 9 4 1 W36 89 W 12 852 P 10/29-07 11 0 24 82 W 9 1 164 W 13 1899 P 10/29-08 11 0 29 65 W 9 1 239 W 14 2945 P 10/29-09 11 0 39 43 W 10 10 4 1 W33 314 W 15 3992 P 10/29-10 11 0 49 30 W 12 1 1995 W 17 35435 P 10/29-11 11 0 57 24 W 13 1 3675 W 18 66878 G 10/29-12 11 0 61 20 W 14 22 4 1 W33 5355 W 21 98321 G 10/29-13 11 0 64 18 W 15 1 5987 W 20 102475 V 10/29-14 11 0 65 17 W 15 1 6619 W 18 106630 V 10/29-15 11 0 66 16 W 14 22 4 1 W37 7252 W 17 110785 V 10/29-16 11 0 65 17 W 12 1 6462 W 17 98675 G 10/29-17 11 0 62 18 W 8 1 5672 W 17 86564 G 10/29-18 11 0 58 21 W 6 6 4 1 W31 4882 W 17 74454 G 10/29-19 11 0 51 28 W 6 1 3492 W 16 52172 F 10/29-20 11 0 46 34 W 7 1 2103 W 14 29891 P 10/29-21 11 0 44 38 W 8 8 4 1 W36 713 W 13 7609 P 10/29-22 11 0 41 44 W 8 1 561 W 12 5772 P 10/29-23 11 0 39 47 W 8 1 409 W 10 3936 P 10/30-00 11 0 37 52 W 8 8 4 1 W38 256 W 9 2099 P 10/30-01 11 0 36 55 W 8 1 229 W 9 1895 P 10/30-02 11 0 35 58 W 8 1 201 W 9 1692 P 10/30-03 11 0 34 61 W 8 8 4 1 W39 173 W 10 1488 P 10/30-04 11 0 33 65 W 8 1 159 W 10 1360 P 10/30-05 11 0 32 69 W 8 1 144 W 10 1232 P 10/30-06 12 0 31 72 W 8 8 4 1 W40 130 W 10 1104 P 10/30-07 12 0 31 71 W 8 1 10/30-08 12 0 35 62 SW 8 1 10/30-09 12 0 42 46 SW 8 8 1 10/30-10 12 0 50 34 SW 7 1 10/30-11 12 0 56 27 SW 7 1 10/30-12 12 0 59 23 SW 7 7 1 10/30-13 12 0 61 21 SW 7 1 10/30-14 12 0 62 20 SW 7 1 10/30-15 12 0 63 19 SW 7 7 1 10/30-16 12 0 62 19 SW 7 1 10/30-17 12 0 59 21 SW 7 1 10/30-18 37 0 55 24 SW 7 7 1 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...DAVE HOWARD REASON FOR REQUEST...PRESCRIBED .TAG 20101028.OBRIE.01/BOU