FNUS75 KBOU 271349 FWSBOU SPOT FORECAST FOR MOUNT FALCON SLASH PILES...USFS NATIONAL WEATHER SERVICE DENVER CO 749 AM MDT MON APR 27 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN UPPER LEVEL DISTURBANCE PRODUCING SNOW SHOWERS THIS MORNING WILL MOVE EASTWARD BY AFTERNOON AS HIGH PRESSURE RIDGING AND DRIER AIR MOVES INTO THE STATE FROM THE WEST. DRY SOUTHWESTERLY FLOW ALOFT WILL CONTINUE ON TUESDAY AND WEDNESDAY WITH TEMPERATURES RETURNING TO SEASONAL NORMALS. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SNOW SHOWERS LIKELY UNTIL 1200...THEN SLIGHT CHANCE OF RAIN SHOWERS AND SNOW SHOWERS. MAX TEMPERATURE.....43-4-. MIN HUMIDITY........46-54%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....WEST 5-16 MPH. MIXING HEIGHT.......2400-3400 FT AGL UNTIL 1100...THEN 5800-6800 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1100. GOOD AFTER 1200. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(50-60%). MIN TEMPERATURE.....32-38. MAX HUMIDITY........74-82%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 2400...THEN SOUTHWEST 8-11 MPH. TRANSPORT WINDS.....SOUTH 12-16 MPH. MIXING HEIGHT.......4400-5200 FT AGL UNTIL 2000. 500-1000 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. .TUESDAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200...THEN PARTLY CLOUDY(50-60%). ISOLATED THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....55-60. MIN HUMIDITY........28-34%. 20-FOOT WINDS.......SOUTH 8-13 MPH UNTIL 1200...THEN UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....SOUTHWEST 9-16 MPH. MIXING HEIGHT.......3400-4400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1200...THEN FAIR UNTIL 1400...THEN GOOD UNTIL 1600...THEN FAIR UNTIL 1800...THEN POOR. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID 60S. WEST WINDS AROUND 13 MPH WITH GUSTS TO AROUND 25 MPH. .THURSDAY...PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AFTER 0600. CHANCE OF SNOW SHOWERS AFTER 1800. LOWS IN THE MID 30S. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS AROUND 9 MPH WITH GUSTS TO AROUND 20 MPH. .FRIDAY...PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SNOW SHOWERS UNTIL 0600...THEN SLIGHT CHANCE OF RAIN SHOWERS UNTIL 1800...THEN CHANCE OF RAIN SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR MOUNT FALCON SLASH 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 04/27-07 92 58 28 98 E 2 1 2120 S 8 14883 P 04/27-08 92 58 29 98 NE 2 1 2542 W 8 18112 P 04/27-09 92 58 32 88 NE 3 3 3 1 W23 2964 W 8 21341 P 04/27-10 92 58 35 76 NE 5 1 4055 W 9 32784 P 04/27-11 92 58 38 66 NE 6 1 5146 W 9 44226 F 04/27-12 61 10 40 58 NE 7 7 2 1 W20 6236 W 10 55669 F 04/27-13 61 10 42 53 E 7 1 6461 W 10 61466 G 04/27-14 61 10 44 50 E 7 1 6685 W 12 67263 G 04/27-15 61 10 46 46 E 7 7 2 1 W43 6909 SW 13 73060 G 04/27-16 61 10 46 46 E 7 1 6372 SW 13 70995 G 04/27-17 61 10 46 46 E 7 1 5834 SW 14 68930 G 04/27-18 55 0 46 46 E 6 6 2 1 W38 5296 SW 15 66865 G 04/27-19 55 0 44 50 SE 5 1 4488 S 14 54840 F 04/27-20 55 0 42 54 S 3 1 3681 S 13 42815 F 04/27-21 55 0 40 59 SW 2 2 2 1 SW44 2873 S 13 30790 P 04/27-22 55 0 38 62 SW 2 1 2145 S 13 23209 P 04/27-23 55 0 37 63 SW 3 1 1417 S 13 15627 P 04/28-00 53 0 37 63 SW 5 5 2 1 SW46 688 S 14 8046 P 04/28-01 53 0 36 64 SW 6 1 579 S 14 6967 P 04/28-02 53 0 35 65 SW 8 1 469 S 15 5888 P 04/28-03 53 0 35 66 SW 9 9 3 1 SW47 360 SW 15 4809 P 04/28-04 53 0 34 66 SW 9 1 363 SW 14 4507 P 04/28-05 53 0 34 65 SW 9 1 367 SW 13 4204 P 04/28-06 68 0 34 65 SW 9 9 3 1 SW49 370 SW 13 3902 P 04/28-07 68 0 35 76 SW 9 1 733 SW 13 7757 P 04/28-08 68 0 39 64 S 8 1 1097 SW 13 11613 P 04/28-09 68 0 43 55 S 8 8 3 1 W35 1460 S 13 15468 P 04/28-10 68 0 47 46 S 8 1 2222 SW 13 26574 P 04/28-11 68 0 50 40 S 7 1 2984 SW 14 37680 P 04/28-12 59 10 53 35 S 7 7 5 2 SW28 3746 SW 15 48786 F 04/28-13 59 10 55 33 S 7 2 4308 SW 15 57437 F 04/28-14 59 10 56 32 S 7 2 4870 SW 16 66089 G 04/28-15 59 10 57 31 S 7 7 4 2 SW28 5432 SW 16 74740 G 04/28-16 59 10 57 32 SW 6 2 3988 SW 15 53780 F 04/28-17 59 10 56 33 SW 5 2 2544 SW 14 32821 P 04/28-18 62 10 54 36 W 5 5 3 2 SW35 1100 SW 13 11861 P 04/28-19 62 10 53 40 W 6 2 796 SW 12 8530 P 04/28-20 62 10 49 47 SW 7 2 493 SW 12 5200 P 04/28-21 62 10 46 54 SW 8 8 3 2 SW46 190 SW 12 1869 P 04/28-22 62 10 44 58 SW 9 2 172 SW 13 1813 P 04/28-23 62 10 42 61 W 12 2 154 SW 14 1757 P 04/29-00 47 0 41 64 W 13 13 3 1 SW39 136 SW 14 1702 P 04/29-01 47 0 39 64 W 14 1 128 SW 15 1661 P 04/29-02 47 0 38 65 W 15 1 120 SW 16 1620 P 04/29-03 47 0 37 64 W 15 24 3 1 SW47 112 SW 16 1579 P 04/29-04 47 0 37 65 W 15 1 131 W 17 1968 P 04/29-05 47 0 37 64 W 15 1 150 W 18 2357 P 04/29-06 17 0 37 63 W 15 24 4 1 SW44 168 W 18 2747 P 04/29-07 17 0 38 62 W 14 1 353 W 20 5984 P 04/29-08 17 0 42 55 W 13 1 539 W 20 9221 P 04/29-09 17 0 47 48 W 12 12 5 1 SW28 724 W 20 12459 P 04/29-10 17 0 52 42 W 12 1 2220 W 22 47982 F 04/29-11 17 0 55 38 W 12 1 3717 W 24 83505 G 04/29-12 28 0 58 35 W 13 13 5 1 SW44 5214 SW 26 119028 V 04/29-13 28 0 60 31 W 14 1 5634 SW 26 129598 V 04/29-14 28 0 62 29 W 15 1 6055 W 26 140169 V 04/29-15 28 0 62 27 W 15 24 5 1 SW47 6475 W 26 150740 E 04/29-16 28 0 62 26 W 15 1 6094 W 25 137578 V 04/29-17 28 0 61 28 W 15 1 5713 W 25 124417 V 04/29-18 27 0 59 31 W 14 22 4 1 W43 5332 W 24 111255 V 04/29-19 27 0 57 34 W 13 1 3663 W 22 75743 G 04/29-20 27 0 52 40 W 12 1 1994 W 20 40231 F 04/29-21 27 0 47 48 W 10 10 4 1 W46 325 W 17 4719 P 04/29-22 27 0 44 54 W 10 1 269 W 16 3753 P 04/29-23 27 0 42 58 W 12 1 213 W 15 2786 P 04/30-00 27 0 40 62 W 12 12 3 1 W41 157 W 14 1819 P 04/30-01 27 0 39 65 W 10 1 170 W 10 1395 P 04/30-02 27 0 37 68 W 8 1 183 W 7 971 P 04/30-03 27 0 36 70 W 7 7 3 1 W39 197 NW 3 547 P 04/30-04 27 0 35 71 W 6 1 266 W 5 1219 P 04/30-05 27 0 35 71 SW 6 1 335 W 6 1892 P 04/30-06 43 26 36 70 SW 5 5 3 1 W45 405 SW 7 2564 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 $$ DANKERS...WFO BOULDER REQUESTED BY...KEITH BOL REASON FOR REQUEST...PRESCRIBED .TAG 20090427.MOUNT.01/BOU