FNUS75 KBOU 101314 FWSBOU SPOT FORECAST FOR SHADED FUELS BREAK...USFS NATIONAL WEATHER SERVICE DENVER CO 714 AM MDT TUE MAR 10 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A LINGERING FLURRY UNTIL 9 AM IS POSSIBLE...THEN THE SUN WILL COME OUT BUT GUSTY NORTHWEST WINDS WILL ALSO INCREASE IN THE WAKE OF THE EARLY MORNING DISTURBANCE THAT MOVED ACROSS THE FRONT RANGE. DRIER AIR WITH LOWER HUMIDITIES WILL RETURN AS WELL TODAY...EVEN WITH THE COOLER TEMPERATURES. GUSTY WINDS AND GOOD MIXING HEIGHTS WILL PROVIDE FOR EXCELLENT SMOKE DISPERSION. SOMEWHAT WARMER TEMPERATURES AND LOWER HUMIDITIES CAN BE EXPECTED WEDNESDAY...BUT WINDS WILL BE LIGHTER. A SLIGHT CHANCE OF PRECIPITATION WILL ENTER THE PICTURE AGAIN BY THURSDAY AND FRIDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(50-60%) UNTIL 0900...THEN MOSTLY SUNNY. SLIGHT CHANCE OF A FLURRY UNTIL 0900. MAX TEMPERATURE.....39. MIN HUMIDITY........20-22%. 20-FOOT WINDS.......WEST 12-22 MPH. GUSTS UP TO 32 MPH. TRANSPORT WINDS.....WEST 29-40 MPH UNTIL 1200...THEN 45-56 MPH. MIXING HEIGHT.......600-1600 FT AGL UNTIL 0800...THEN 4600-5600 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0700...THEN GOOD UNTIL 0800...THEN VERY GOOD UNTIL 0900...THEN EXCELLENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLEAR. MIN TEMPERATURE.....14. MAX HUMIDITY........51%. 20-FOOT WINDS.......WEST 8-14 MPH. TRANSPORT WINDS.....WEST 32-40 MPH UNTIL 2400...THEN 13-24 MPH. MIXING HEIGHT.......2400-3400 FT AGL UNTIL 2200...THEN 600-1600 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2300. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....45. MIN HUMIDITY........19%. 20-FOOT WINDS.......SOUTHWEST 4-10 MPH UNTIL 1500...THEN NORTHWEST 5-6 MPH. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......600-1600 FT AGL UNTIL 1100...THEN 5000-6000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN GOOD. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .THURSDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AFTER 1200 UNTIL 1800...THEN SLIGHT CHANCE OF SNOW. LOWS AROUND 17. HIGHS IN THE UPPER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .FRIDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. SLIGHT CHANCE OF RAIN AFTER 1200. LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SATURDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 0600. WARMER. LOWS IN THE MID 20S. HIGHS IN THE LOWER 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR SHADED FUELS BREAK. +++ 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 03/10-07 60 23 20 63 W 10 1 1730 W 26 61507 G 03/10-08 60 23 21 59 W 12 1 3215 W 35 119053 V 03/10-09 29 10 24 50 W 12 17 2 1 SW81 4701 W 44 176599 E 03/10-10 29 10 27 43 W 13 1 5427 W 46 218432 E 03/10-11 29 10 30 36 W 15 1 6152 W 48 260264 E 03/10-12 0 5 33 31 W 16 29 2 1 W79 6878 W 51 302097 E 03/10-13 0 5 35 27 W 17 1 6271 W 49 270429 E 03/10-14 0 5 37 23 W 17 1 5664 W 48 238762 E 03/10-15 11 1 37 21 W 18 32 4 1 W69 5058 W 47 207094 E 03/10-16 11 1 37 21 W 16 1 4590 W 46 185744 E 03/10-17 11 1 35 22 W 14 1 4121 W 46 164393 E 03/10-18 3 0 33 25 W 13 24 4 1 W60 3653 W 45 143042 V 03/10-19 3 0 31 27 W 10 1 3159 W 40 114740 V 03/10-20 3 0 27 31 W 10 1 2664 W 36 86438 G 03/10-21 0 0 24 36 W 8 15 4 1 W62 2169 W 31 58136 F 03/10-22 0 0 22 39 W 8 1 1769 W 29 45742 F 03/10-23 0 0 20 42 W 8 1 1368 W 26 33347 P 03/11-00 6 0 19 44 W 8 8 3 1 W62 968 W 25 20952 P 03/11-01 6 0 18 47 W 8 1 824 W 22 16523 P 03/11-02 6 0 17 48 W 8 1 680 W 20 12093 P 03/11-03 5 0 16 50 W 8 8 3 1 W58 536 W 16 7664 P 03/11-04 5 0 16 51 W 8 1 478 W 15 6440 P 03/11-05 5 0 16 50 W 8 1 420 W 14 5216 P 03/11-06 19 0 16 49 W 8 8 2 1 W58 197 W 10 1838 P 03/11-07 19 0 16 49 W 8 1 305 W 12 3070 P 03/11-08 19 0 19 47 W 8 1 412 W 12 4302 P 03/11-09 19 0 24 42 W 7 7 3 1 W53 520 W 13 5534 P 03/11-10 19 0 29 35 SW 6 1 2004 W 15 34295 P 03/11-11 19 0 33 30 SW 6 1 3487 W 18 63056 G 03/11-12 19 0 37 26 S 5 5 3 1 W47 4971 W 21 91817 G 03/11-13 19 0 40 22 SW 5 1 5420 W 21 95468 G 03/11-14 19 0 42 20 W 5 1 5869 W 20 99120 G 03/11-15 19 0 43 19 NW 5 5 3 1 W38 6318 W 18 102771 V 03/11-16 19 0 43 20 NW 3 1 5535 W 16 82302 G 03/11-17 19 0 41 22 W 2 1 4752 W 14 61833 G 03/11-18 14 0 38 25 W 2 2 3 1 W32 3968 W 12 41363 F 03/11-19 14 0 36 28 W 3 1 2775 W 10 28304 P 03/11-20 14 0 32 33 W 5 1 1583 SW 8 15244 P 03/11-21 14 0 28 38 W 6 6 3 1 W33 390 SW 7 2185 P 03/11-22 14 0 26 42 W 7 1 318 SW 8 1963 P 03/11-23 14 0 24 45 SW 8 1 246 SW 9 1741 P 03/12-00 34 0 22 47 SW 9 9 4 1 W39 174 SW 10 1519 P 03/12-01 34 0 20 49 SW 10 1 165 SW 10 1488 P 03/12-02 34 0 20 50 SW 10 1 155 SW 10 1458 P 03/12-03 34 0 19 51 W 10 10 3 1 W32 145 SW 12 1428 P 03/12-04 34 0 18 51 W 10 1 140 W 12 1389 P 03/12-05 34 0 18 49 W 10 1 135 W 12 1349 P 03/12-06 57 0 19 48 W 10 10 2 1 W21 130 W 12 1310 P 03/12-07 57 0 19 48 W 9 1 162 W 10 1415 P 03/12-08 57 0 22 45 W 8 1 195 W 9 1520 P 03/12-09 57 0 26 39 W 7 7 2 1 W23 228 W 8 1625 P 03/12-10 57 0 31 34 SW 5 1 1867 W 8 11077 P 03/12-11 57 0 36 30 S 3 1 3507 W 7 20528 P 03/12-12 57 10 39 27 SE 2 2 3 1 W20 5146 W 7 29980 P 03/12-13 57 10 42 25 SE 3 1 6257 SW 7 40808 F 03/12-14 57 10 45 23 E 6 1 7369 SW 8 51636 F 03/12-15 57 10 46 23 E 7 7 3 1 SW18 8481 S 8 62464 G 03/12-16 57 10 45 23 E 6 1 7453 S 9 58641 F 03/12-17 57 10 44 25 SE 3 1 6425 S 10 54818 F 03/12-18 76 16 41 28 CALM 1 3 1 SW23 5397 SW 10 50995 F 03/12-19 76 16 39 30 CALM 1 4787 S 12 48323 F 03/12-20 76 16 36 35 CALM 1 4178 S 13 45651 F 03/12-21 76 16 32 41 E 2 2 2 1 W22 3568 S 14 42979 F 03/12-22 76 16 30 47 SE 2 1 3064 S 12 33564 P 03/12-23 76 16 28 51 CALM 1 2560 S 10 24149 P 03/13-00 76 16 27 55 CALM 1 2 1 SW24 2056 S 8 14734 P 03/13-01 76 16 25 59 CALM 1 1679 S 8 11573 P 03/13-02 76 16 25 61 SW 2 1 1302 SW 7 8412 P 03/13-03 76 16 24 63 SW 2 2 2 1 SW20 925 SW 7 5250 P 03/13-04 76 16 23 65 SW 2 1 907 S 7 5069 P 03/13-05 76 16 24 64 SE 2 1 889 S 6 4887 P 03/13-06 79 20 24 64 SE 2 2 2 1 SW33 870 S 6 4706 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...KRIS HEINY REASON FOR REQUEST...PRESCRIBED .TAG 20090310.SHADE.01/BOU