FNUS75 KBOU 180101 FWSBOU SPOT FORECAST FOR HEIL PA7 UNIT 1 PA10 U1...USFS NATIONAL WEATHER SERVICE DENVER CO 559 PM MST WED FEB 17 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...MOISTURE IN NORTHWEST FLOW ALOFT WILL COMBINE WITH A WEATHER DISTURBANCE TO PRODUCE SNOW AFTER 1100 ON THURSDAY. ACCUMULATIONS OF A FEW INCHES WILL BE POSSIBLE. SMOKE DISPERSAL WILL BE POOR THROUGH THE DAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SNOW SHOWERS UNTIL 0500...THEN CHANCE OF SNOW. MIN TEMPERATURE.....22. MAX HUMIDITY........69%. WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 2-8 MPH. TRANSPORT WINDS.....WEST 4-8 MPH. MIXING HEIGHT.......3200-4000 FT AGL UNTIL 2000. 400-600 FT AGL AFTER 2300. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW UNTIL 1100...THEN SNOW LIKELY UNTIL 1700...THEN SNOW. MAX TEMPERATURE.....33. MIN HUMIDITY........50%. WIND (20 FT)........UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......2600-3600 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY NIGHT... SKY/WEATHER.........CLOUDY. SNOW UNTIL 2300...THEN SNOW LIKELY UNTIL 0500...THEN CHANCE OF SNOW. MIN TEMPERATURE.....17. MAX HUMIDITY........92%. WIND (20 FT)........NORTH 8-12 MPH UNTIL 2400...THEN DOWNSLOPE/DOWNVALLEY 2-8 MPH. TRANSPORT WINDS.....NORTHWEST 4-8 MPH. MIXING HEIGHT.......3800-4400 FT AGL UNTIL 2000...THEN 1200 FT AGL UNTIL 2100...THEN 2800-3000 FT AGL UNTIL 2300...THEN 800-1800 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW UNTIL 1100...THEN SLIGHT CHANCE OF SNOW UNTIL 1700. MAX TEMPERATURE.....30. MIN HUMIDITY........50%. WIND (20 FT)........UPSLOPE/UPVALLEY 4-10 MPH UNTIL 0900...THEN WEST 8-13 MPH. TRANSPORT WINDS.....WEST 8-16 MPH. MIXING HEIGHT.......2000-3000 FT AGL UNTIL 1000...THEN 4400-5400 FT AGL UNTIL 1700...THEN 1600 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR UNTIL 1200...THEN GOOD UNTIL 1700...THEN POOR. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...MOSTLY CLOUDY. CHANCE OF SNOW AFTER 1200. LOWS AROUND 18. HIGHS AROUND 30. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...MOSTLY CLOUDY. CHANCE OF SNOW UNTIL 0600...THEN SLIGHT CHANCE OF SNOW. LOWS AROUND 19. HIGHS IN THE UPPER 20S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .MONDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 0600. LOWS AROUND 17. HIGHS AROUND 30. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .TUESDAY...PARTLY CLOUDY. LOWS AROUND 19. HIGHS IN THE MID 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR HEIL PA7 UNIT 1 PA10 U1. +++ 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 02/17-17 88 38 37 46 CALM 1 2 1 NW17 4852 W 8 35902 P 02/17-18 88 38 34 50 S 2 1 3989 W 8 28102 P 02/17-19 88 38 32 54 S 3 1 3125 W 7 20303 P 02/17-20 88 38 30 58 SW 5 5 2 1 NW15 2262 W 7 12504 P 02/17-21 88 38 29 62 SW 5 1 1698 W 6 8953 P 02/17-22 88 38 27 65 W 5 1 1133 W 5 5403 P 02/17-23 67 27 26 64 W 3 3 3 1 NW14 569 W 3 1853 P 02/18-00 67 27 25 66 W 3 1 494 W 3 1622 P 02/18-01 67 27 24 67 W 2 1 420 W 3 1391 P 02/18-02 67 27 24 68 W 2 2 3 1 W16 345 W 3 1160 P 02/18-03 67 27 23 69 W 3 1 366 W 5 1352 P 02/18-04 67 27 23 68 SW 3 1 387 W 5 1544 P 02/18-05 72 35 23 64 SW 5 5 3 1 W25 409 W 5 1736 P 02/18-06 72 35 24 64 SW 5 1 515 W 5 2199 P 02/18-07 72 35 23 64 W 5 1 622 W 5 2663 P 02/18-08 72 35 25 60 W 5 5 3 1 W29 728 W 5 3127 P 02/18-09 72 35 27 55 W 5 1 1322 W 7 10178 P 02/18-10 72 35 29 52 W 5 1 1916 W 9 17228 P 02/18-11 85 60 30 60 W 5 5 3 1 W30 2511 W 12 24279 P 02/18-12 85 60 31 58 SW 5 1 2984 W 12 28934 P 02/18-13 85 60 32 58 SW 3 1 3458 W 12 33589 P 02/18-14 85 60 32 58 SW 3 3 3 1 W36 3931 W 12 38243 P 02/18-15 85 60 32 60 SW 3 1 3418 W 9 30278 P 02/18-16 85 60 31 63 W 2 1 2904 W 8 22312 P 02/18-17 98 80 28 50 W 3 3 3 1 W28 2391 W 7 14346 P 02/18-18 98 80 27 56 NW 6 1 4416 N 7 25871 P 02/18-19 98 80 25 62 N 7 1 3753 N 7 22572 P 02/18-20 98 80 24 67 NE 8 8 3 1 W18 1158 NE 7 6969 P 02/18-21 98 80 22 72 NE 8 1 2901 N 7 17048 P 02/18-22 98 80 21 76 N 8 1 2711 N 6 14823 P 02/18-23 98 70 20 78 N 8 8 3 1 W16 711 N 8 4674 P 02/19-00 98 70 19 80 N 7 1 2241 N 6 10531 P 02/19-01 98 70 19 80 N 7 1 1962 NW 5 8464 P 02/19-02 98 70 18 80 N 6 6 3 1 W22 529 N 6 2389 P 02/19-03 98 70 18 85 NW 5 1 1660 NW 5 6152 P 02/19-04 98 70 18 90 NW 5 1 1638 W 5 5907 P 02/19-05 77 27 18 92 W 5 5 2 1 W32 584 W 2 1347 P 02/19-06 77 27 18 89 W 5 1 1892 W 5 7955 P 02/19-07 77 27 19 84 W 5 1 2168 SW 6 10248 P 02/19-08 77 27 20 75 W 6 6 2 1 NW39 1489 W 8 10973 P 02/19-09 77 27 22 66 W 7 1 3474 SW 8 25805 P 02/19-10 77 27 24 60 W 9 1 4504 SW 9 39068 P 02/19-11 74 17 26 55 W 10 10 3 1 W35 2856 W 17 43671 F 02/19-12 74 17 28 52 W 10 1 5690 W 12 58789 F 02/19-13 74 17 29 50 W 9 1 5845 W 13 65248 G 02/19-14 74 17 29 50 W 9 9 3 1 W39 3318 W 21 59488 F 02/19-15 74 17 29 50 W 10 1 5711 W 14 67859 G 02/19-16 74 17 28 51 W 12 1 5421 W 14 64012 G 02/19-17 84 5 26 55 W 12 12 2 1 W47 1656 W 17 25269 P 02/19-18 84 5 25 58 W 10 1 3804 W 12 42468 F 02/19-19 84 5 23 62 W 9 1 2478 SW 9 24772 P 02/19-20 84 5 22 66 W 8 8 2 1 W49 590 W 9 4619 P 02/19-21 84 5 21 71 W 7 1 986 SW 7 6135 P 02/19-22 84 5 20 74 W 7 1 821 W 7 5195 P 02/19-23 84 7 19 76 W 6 6 2 1 W62 356 W 5 1257 P 02/20-00 84 7 18 78 W 5 1 619 W 8 4034 P 02/20-01 84 7 18 79 W 5 1 583 W 8 3814 P 02/20-02 84 7 18 79 W 5 5 2 1 W59 298 W 3 893 P 02/20-03 84 7 17 80 W 5 1 628 W 8 4097 P 02/20-04 84 7 17 81 W 6 1 710 W 7 4599 P 02/20-05 69 8 17 82 W 7 7 3 1 W53 304 W 5 1254 P 02/20-06 69 8 18 84 W 8 1 02/20-07 69 8 18 85 W 10 1 02/20-08 69 8 20 81 W 12 12 1 02/20-09 69 8 23 73 W 12 1 02/20-10 69 8 24 66 W 12 1 02/20-11 69 30 26 60 W 10 10 1 02/20-12 69 30 28 57 W 10 1 02/20-13 69 30 29 56 W 9 1 02/20-14 69 30 29 56 W 9 9 1 02/20-15 69 30 29 55 W 8 1 02/20-16 69 30 29 56 SW 8 1 02/20-17 74 30 27 57 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 $$ WFO BOULDER REQUESTED BY...BOULDER COUNTY SHERIFF S OFFICE REASON FOR REQUEST...PRESCRIBED .TAG 20100218.HEILP.01/BOU