FNUS75 KBOU 210945 FWSBOU SPOT FORECAST FOR STAUNTON SP PILES...USFS NATIONAL WEATHER SERVICE DENVER CO 343 AM MDT TUE APR 21 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE ALOFT WILL BUILD ACROSS THE GREAT BASIN WITH A DECREASING NORTHWEST FLOW PATTERN. THE AIRMASS WILL REMAIN DRY. TEMPERATURES WILL CONTINUE TO WARM WITH SLIGHTLY LOWER RELATIVE HUMIDITY LEVELS. THERE WILL BE A SLIGHT CHANCE OF AFTERNOON AND EVENING HIGH BASED THUNDERSTORMS ON WEDNESDAY WITH WARMER TEMPERATURES AND LOWER HUMIDITY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....57-59. MIN HUMIDITY........23-27%. 20-FOOT WINDS.......NORTHWEST 9-15 MPH. TRANSPORT WINDS.....NORTHWEST 12-16 MPH. MIXING HEIGHT.......800-1800 FT AGL UNTIL 1100...THEN 7000-8000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1400. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....34-38. MAX HUMIDITY........53-57%. 20-FOOT WINDS.......WEST 10-16 MPH. TRANSPORT WINDS.....WEST 9-16 MPH. MIXING HEIGHT.......6800 FT AGL UNTIL 1900. 200-1200 FT AGL AFTER 2100. SMOKE DISPERSAL.....GOOD UNTIL 1900. POOR AFTER 2100. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(50-60%). ISOLATED THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....59-62. MIN HUMIDITY........18-21%. 20-FOOT WINDS.......WEST 10-16 MPH. TRANSPORT WINDS.....WEST 9-20 MPH. MIXING HEIGHT.......200-1000 FT AGL UNTIL 1000. 11600-12600 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000. EXCELLENT AFTER 1300. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .THURSDAY...PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID 60S. WEST WINDS AROUND 13 MPH WITH GUSTS TO AROUND 25 MPH. .FRIDAY...PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SATURDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AFTER 0600. SLIGHT CHANCE OF SNOW SHOWERS AFTER 1800. LOWS IN THE LOWER 30S. HIGHS IN THE MID 50S. SOUTHWEST WINDS AROUND 19 MPH WITH GUSTS TO AROUND 40 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR STAUNTON SP PILES. +++ 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 04/21-03 21 0 30 67 W 15 24 3 1 NW30 199 W 15 2624 P 04/21-04 21 0 30 69 W 15 1 212 W 15 2752 P 04/21-05 21 0 30 68 W 15 1 224 W 15 2880 P 04/21-06 12 0 30 67 W 15 24 3 1 NW26 236 W 15 3008 P 04/21-07 12 0 31 65 W 13 1 372 W 14 4149 P 04/21-08 12 0 35 58 W 10 1 507 W 13 5291 P 04/21-09 12 0 39 50 W 9 9 2 1 NW26 643 W 12 6432 P 04/21-10 12 0 44 42 NW 7 1 2499 NW 13 28613 P 04/21-11 12 0 49 37 NW 7 1 4355 NW 13 50794 F 04/21-12 12 0 52 34 NW 6 6 2 1 NW26 6211 NW 14 72975 G 04/21-13 12 0 54 30 NW 6 1 7035 NW 15 91492 G 04/21-14 12 0 56 28 NW 6 1 7858 NW 16 110010 V 04/21-15 12 0 57 27 NW 6 6 2 1 NW26 8681 NW 17 128527 V 04/21-16 12 0 57 27 NW 8 1 8022 NW 17 118392 V 04/21-17 12 0 56 27 W 9 1 7362 W 17 108256 V 04/21-18 21 1 54 29 W 10 10 3 1 W25 6703 W 17 98121 G 04/21-19 21 1 52 31 W 12 1 4892 W 15 70128 G 04/21-20 21 1 49 36 W 12 1 3082 W 14 42136 F 04/21-21 21 1 45 42 W 13 13 3 1 W20 1272 W 13 14143 P 04/21-22 21 1 42 46 W 13 1 1046 W 13 11588 P 04/21-23 21 1 40 49 W 13 1 820 W 13 9032 P 04/22-00 22 1 39 52 W 13 13 3 1 W14 594 W 13 6477 P 04/22-01 22 1 37 54 W 13 1 494 W 13 5451 P 04/22-02 22 1 36 56 W 13 1 394 W 13 4425 P 04/22-03 22 1 36 56 W 14 22 3 1 W16 294 W 14 3399 P 04/22-04 22 1 35 57 W 14 1 291 W 13 3321 P 04/22-05 22 1 35 55 W 14 1 288 W 13 3242 P 04/22-06 17 0 36 53 W 14 22 2 1 W18 153 W 13 1745 P 04/22-07 17 0 37 52 W 12 1 453 W 13 4253 P 04/22-08 17 0 40 46 W 9 1 753 W 12 6762 P 04/22-09 17 0 44 39 W 8 8 3 1 W18 1053 W 10 9270 P 04/22-10 17 0 49 32 W 8 1 4152 W 13 55381 F 04/22-11 17 0 53 26 W 9 1 7252 W 14 101493 V 04/22-12 55 10 56 23 W 10 10 3 2 W13 10351 W 16 147604 V 04/22-13 55 10 58 21 W 12 2 11328 W 17 170539 E 04/22-14 55 10 60 20 W 12 2 12306 W 18 193474 E 04/22-15 55 10 61 21 W 13 13 3 2 W16 13284 W 18 216409 E 04/22-16 55 10 61 21 W 14 2 12345 W 20 212748 E 04/22-17 55 10 59 22 W 14 2 11407 W 22 209086 E 04/22-18 55 10 57 25 W 14 22 3 2 NW26 10469 W 23 205425 E 04/22-19 55 10 55 29 W 14 2 7180 W 21 140158 V 04/22-20 30 9 51 33 W 13 1 3891 W 20 74891 G 04/22-21 30 9 46 39 W 13 13 3 1 NW18 602 W 18 9625 P 04/22-22 30 9 43 43 W 14 1 464 W 17 7294 P 04/22-23 30 9 41 46 W 14 1 325 W 17 4964 P 04/23-00 24 0 40 47 W 15 24 5 1 NW22 186 W 16 2634 P 04/23-01 24 0 38 50 W 15 1 168 W 16 2302 P 04/23-02 24 0 37 52 W 14 1 149 W 15 1970 P 04/23-03 24 0 36 53 W 14 22 5 1 NW26 130 W 15 1639 P 04/23-04 24 0 35 53 W 14 1 131 W 14 1631 P 04/23-05 24 0 36 52 W 14 1 133 W 14 1624 P 04/23-06 21 0 36 51 W 14 22 4 1 NW21 134 W 14 1617 P 04/23-07 21 0 37 48 W 14 1 299 W 15 4300 P 04/23-08 21 0 41 43 W 13 1 465 W 16 6983 P 04/23-09 21 0 45 36 W 13 13 5 1 W17 630 W 17 9666 P 04/23-10 21 0 50 29 W 13 1 3381 W 20 66913 G 04/23-11 21 0 54 24 W 14 1 6132 W 22 124160 V 04/23-12 55 0 57 21 W 14 22 4 1 W21 8883 W 23 181407 E 04/23-13 55 0 60 19 W 15 1 10425 W 23 201175 E 04/23-14 55 0 61 18 W 15 1 11967 W 22 220943 E 04/23-15 55 0 62 17 W 15 24 3 1 W24 13509 W 21 240711 E 04/23-16 55 0 62 17 W 14 1 12018 W 22 222481 E 04/23-17 55 0 61 18 W 13 1 10528 W 23 204251 E 04/23-18 55 0 59 23 W 12 12 3 1 W18 9037 W 24 186021 E 04/23-19 55 0 57 26 W 12 1 6157 W 21 125780 V 04/23-20 45 0 52 32 W 10 1 3277 W 18 65540 G 04/23-21 45 0 48 39 W 10 10 4 1 W14 397 W 15 5299 P 04/23-22 45 0 45 44 W 10 1 316 W 14 4040 P 04/23-23 45 0 42 48 W 9 1 236 W 13 2780 P 04/24-00 45 0 41 51 W 9 9 5 1 W18 155 W 12 1520 P 04/24-01 45 0 39 54 SW 7 1 142 W 10 1291 P 04/24-02 45 0 38 56 SW 6 1 129 SW 9 1062 P 04/24-03 45 0 37 57 SW 6 6 4 1 SW22 116 SW 8 833 P 04/24-04 45 0 36 56 SW 7 1 118 SW 9 969 P 04/24-05 45 0 37 55 SW 8 1 120 SW 10 1106 P 04/24-06 61 0 37 53 SW 9 9 3 1 SW14 122 W 12 1243 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...KIRK A WILL REASON FOR REQUEST...PRESCRIBED .TAG 20090421.STAUN.01/BOU