FNUS75 KBOU 260007 FWSBOU SPOT FORECAST FOR FHTR 100 PILES...USFS NATIONAL WEATHER SERVICE DENVER CO 607 PM MDT MON OCT 25 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...CONTINUED WEST-NORTHWEST FLOW ALOFT IS EXPECTED THROUGH WEDNESDAY NIGHT AS A 120 KNOT JET MOVES OVERHEAD. GOOD OROGRAPHIC FLOW WITH CONTINUED MOISTURE WILL KEEP SNOW OVER THE AREA THROUGH TUESDAY NIGHT AT LEAST. EXPECT ANOTHER 2 TO 4 INCHES OF SNOW TONIGHT THEN ANOTHER FEW INCHES TUESDAY. EYE LEVEL WINDS WILL STAY IN THE 10 TO 20 MPH RANGE WITH GUSTS TO 30 MPH THROUGH TUESDAY NIGHT AS THE JET REMAINS OVERHEAD AND A TIGHT SURFACE PRESSURE GRADIENT STAYS OVER COLORADO. JET OVERHEAD WILL KEEP EXCELLENT VENTILATION THROUGH TUESDAY WITH IT REMAINING GOOD FOR WEDNESDAY. THURSDAY AND FRIDAY WILL SEE WARMING AND DRYING CONDITIONS AS AN UPPER RIDGE BUILDS OVERHEAD. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........CLOUDY. AREAS OF BLOWING SNOW. SNOW. MIN TEMPERATURE.....6. MAX HUMIDITY........100%. 20-FOOT WINDS.......WEST WINDS 13-20 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....WEST 21-32 MPH. MIXING HEIGHT.......6200 FT AGL UNTIL 1900. BELOW 1000 FT AGL AFTER 2100. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100. HAINES INDEX........3 VERY LOW. .TUESDAY... SKY/WEATHER.........CLOUDY. AREAS OF BLOWING SNOW. SNOW LIKELY. MAX TEMPERATURE.....28. MIN HUMIDITY........54%. 20-FOOT WINDS.......WEST WINDS 11-17 MPH. GUSTS UP TO 25 MPH EARLY IN THE MORNING THEN 30 MPH IN THE AFTERNOON. TRANSPORT WINDS.....WEST 16-24 MPH UNTIL 1200...THEN 28-36 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800. 6000-7000 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR UNTIL 1100...THEN VERY GOOD UNTIL 1300...THEN EXCELLENT. HAINES INDEX........2 VERY LOW. .TUESDAY NIGHT... SKY/WEATHER.........CLOUDY. SNOW LIKELY UNTIL 2400...THEN CHANCE OF SNOW. MIN TEMPERATURE.....4. MAX HUMIDITY........100%. 20-FOOT WINDS.......WEST WINDS 14-20 MPH. GUSTS UP TO 30 MPH IN THE EVENING. TRANSPORT WINDS.....WEST 24-32 MPH UNTIL 2400...THEN 12-16 MPH. MIXING HEIGHT.......3000-4000 FT AGL UNTIL 2000. BELOW 1000 FT AGL AFTER 2200. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2100. HAINES INDEX........2 VERY LOW. .WEDNESDAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200...THEN PARTLY CLOUDY(50-60%). CHANCE OF SNOW UNTIL 1200...THEN SLIGHT CHANCE OF SNOW. MAX TEMPERATURE.....30. MIN HUMIDITY........53%. 20-FOOT WINDS.......WEST WINDS 7-13 MPH. TRANSPORT WINDS.....WEST 13-24 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800. 4400-5400 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR UNTIL 1100...THEN GOOD. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .THURSDAY...CLEAR. LOWS AROUND 5. HIGHS AROUND 40. SOUTH WINDS AROUND 7 MPH. .FRIDAY...MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS AROUND 9 MPH. .SATURDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER 0600 UNTIL 1800. SLIGHT CHANCE OF SNOW AFTER 0600. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS AROUND 13 MPH WITH GUSTS TO 30 MPH. .SUNDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 1800...THEN CHANCE OF SNOW. LOWS IN THE LOWER 20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH. FIRE WEATHER TABLE FOR FHTR 100 PILES. +++ 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 10/25-17 94 100 24 88 NW 18 1 5909 NW 36 185373 E 10/25-18 90 100 22 88 NW 16 25 3 1 NW43 6249 NW 36 194216 E 10/25-19 90 100 20 89 NW 15 1 4436 NW 31 134718 V 10/25-20 90 100 18 91 NW 15 1 2623 NW 26 75220 G 10/25-21 90 100 17 92 NW 15 24 3 1 NW35 811 NW 22 15722 P 10/25-22 90 100 15 96 W 16 1 715 W 23 14003 P 10/25-23 90 100 14 97 W 17 1 619 W 23 12284 P 10/26-00 90 75 12 99 W 18 30 2 1 NW53 524 W 23 10565 P 10/26-01 90 75 11 99 W 18 1 465 W 23 9285 P 10/26-02 90 75 10 100 W 18 1 405 W 23 8004 P 10/26-03 90 75 10 100 W 18 30 2 1 NW52 346 W 22 6724 P 10/26-04 90 75 9 99 W 17 1 311 W 21 5665 P 10/26-05 90 75 8 98 W 16 1 277 W 18 4605 P 10/26-06 90 60 8 100 W 15 24 2 1 W45 242 W 17 3545 P 10/26-07 90 60 8 100 W 13 1 572 W 16 7500 P 10/26-08 90 60 11 100 W 12 1 902 W 15 11454 P 10/26-09 90 60 16 85 W 10 16 2 1 W48 1231 W 15 15408 P 10/26-10 90 60 20 69 W 10 1 2933 W 18 58972 F 10/26-11 90 60 23 61 W 12 1 4634 W 23 102536 V 10/26-12 90 70 25 57 W 13 21 2 1 W48 6335 W 26 146100 V 10/26-13 90 70 26 55 W 14 1 6855 W 29 175663 E 10/26-14 90 70 27 55 W 16 1 7376 W 32 205226 E 10/26-15 90 70 28 54 W 17 28 2 1 W51 7896 W 35 234788 E 10/26-16 90 70 27 58 W 17 1 6615 W 35 196464 E 10/26-17 90 70 25 63 W 17 1 5334 W 35 158140 E 10/26-18 85 69 23 72 W 17 28 2 1 W48 4053 W 35 119816 V 10/26-19 85 69 18 85 W 17 1 3014 W 30 85779 G 10/26-20 85 69 15 95 W 16 1 1976 W 25 51743 F 10/26-21 85 69 14 97 W 15 24 2 1 W49 937 W 22 17706 P 10/26-22 85 69 13 96 W 14 1 750 W 20 13549 P 10/26-23 85 69 11 94 W 14 1 568 W 18 9531 P 10/27-00 85 53 11 92 W 13 13 2 1 W63 387 W 16 5512 P 10/27-01 85 53 10 97 W 13 1 366 W 16 5104 P 10/27-02 85 53 9 100 W 13 1 345 W 16 4696 P 10/27-03 85 53 8 100 W 13 13 2 1 W56 323 W 15 4288 P 10/27-04 85 53 8 100 W 12 1 304 W 14 3704 P 10/27-05 85 53 7 100 W 9 1 284 W 13 3120 P 10/27-06 65 32 7 100 W 8 8 2 1 W56 264 W 12 2535 P 10/27-07 65 32 7 100 W 7 1 623 W 12 6978 P 10/27-08 65 32 5 100 W 7 1 982 W 13 11420 P 10/27-09 65 32 4 100 W 7 7 2 1 W59 1341 W 14 15862 P 10/27-10 65 32 10 100 W 8 1 2509 W 17 46107 F 10/27-11 65 32 16 86 W 9 1 3678 W 22 76352 G 10/27-12 51 23 22 73 W 10 10 2 1 NW52 4846 W 25 106597 V 10/27-13 51 23 25 64 W 10 1 5065 W 24 103437 V 10/27-14 51 23 28 59 W 10 1 5283 W 22 100277 V 10/27-15 51 23 30 53 W 10 10 2 1 NW60 5502 NW 21 97116 G 10/27-16 51 23 30 53 W 10 1 4792 W 20 81156 G 10/27-17 51 23 27 59 W 10 1 4082 W 18 65196 G 10/27-18 7 0 25 62 W 9 9 2 1 NW73 3372 W 17 49236 F 10/27-19 7 0 23 66 W 8 1 2360 W 14 33603 P 10/27-20 7 0 18 78 W 7 1 1348 W 12 17970 P 10/27-21 7 0 15 83 SW 6 6 3 1 NW74 336 SW 8 2337 P 10/27-22 7 0 14 82 SW 6 1 306 SW 8 2121 P 10/27-23 7 0 13 81 SW 7 1 276 SW 8 1906 P 10/28-00 7 0 12 78 S 7 7 4 1 NW69 246 SW 8 1691 P 10/28-01 7 0 11 78 S 7 1 230 SW 8 1553 P 10/28-02 7 0 10 81 S 7 1 213 S 8 1414 P 10/28-03 7 0 9 85 S 7 7 4 1 NW60 197 S 7 1276 P 10/28-04 7 0 9 92 S 7 1 184 S 7 1158 P 10/28-05 7 0 8 100 S 7 1 171 S 7 1040 P 10/28-06 9 0 8 100 S 7 7 4 1 NW60 158 S 7 921 P 10/28-07 9 0 8 100 S 7 1 172 S 7 975 P 10/28-08 9 0 6 100 S 6 1 186 S 7 1028 P 10/28-09 9 0 5 100 S 6 6 4 1 W45 200 S 6 1081 P 10/28-10 9 0 13 100 S 6 1 380 S 7 2265 P 10/28-11 9 0 22 85 S 7 1 560 S 7 3449 P 10/28-12 9 0 29 64 S 7 7 4 1 W40 740 S 7 4633 P 10/28-13 9 0 34 52 S 7 1 1062 S 7 6787 P 10/28-14 9 0 37 46 S 7 1 1383 S 7 8942 P 10/28-15 9 0 40 40 S 8 8 3 1 W40 1705 SW 8 11096 P 10/28-16 9 0 40 40 S 8 1 1447 S 8 9938 P 10/28-17 9 0 38 43 SW 8 1 1189 S 9 8780 P 10/28-18 12 0 37 45 SW 8 8 3 1 W41 931 S 9 7621 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...SARAH WESTENDORF REASON FOR REQUEST...PRESCRIBED .TAG 20101026.FHTR1.01/BOU