FNUS75 KBOU 252125 FWSBOU SPOT FORECAST FOR RFB 16 17 18 20...USFS NATIONAL WEATHER SERVICE DENVER CO 321 PM MDT TUE OCT 25 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...WIDESPREAD SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGH WEDNESDAY AFTERNOON. STORM TOTALS WILL RANGE FROM 12 TO 24 INCHES BY LATE WEDNESDAY AFTERNOON. DRIER AIR WILL BEGIN MOVING OVER THE STATE WEDNESDAY NIGHT AND THURSDAY AS WEAK UPPER LEVEL RIDGING BUILDS FROM THE SOUTHWEST. IT WILL BE DRY WITH A SLOW WARMING TREND EXPECTED BY THE END OF THE WEEK. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .WEDNESDAY... SKY/WEATHER.........CLOUDY. SNOW...HEAVY AT TIMES. MAX TEMPERATURE.....25-27. MIN HUMIDITY........71-75%. 20-FOOT WINDS.......NORTHEAST WINDS 7-13 MPH. TRANSPORT WINDS.....EAST 5-16 MPH. MIXING HEIGHT.......4000-4800 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 1400...THEN POOR. HAINES INDEX........2 VERY LOW. .WEDNESDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 2400...THEN MOSTLY CLEAR. SLIGHT CHANCE OF SNOW UNTIL 2400. MIN TEMPERATURE.....13-15. MAX HUMIDITY........76-80%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 2100...THEN NORTHWEST 6-7 MPH. TRANSPORT WINDS.....NORTH AROUND 4 MPH UNTIL 2400...THEN WEST 4-8 MPH. MIXING HEIGHT.......2800-3800 FT AGL UNTIL 2100. BELOW 1000 FT AGL AFTER 2400. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 VERY LOW. .THURSDAY... SKY/WEATHER.........PARTLY CLOUDY. MAX TEMPERATURE.....37-39. MIN HUMIDITY........35-37%. 20-FOOT WINDS.......WEST WINDS 6-7 MPH UNTIL 1500...THEN UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....WEST AROUND 8 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800...THEN 3200-4200 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...MOSTLY CLEAR. LOWS IN THE LOWER 20S. HIGHS IN THE MID 40S. WEST WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH. .SATURDAY...MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE UPPER 40S. WEST WINDS AROUND 11 MPH WITH GUSTS TO 20 MPH. .SUNDAY...MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S. WEST WINDS AROUND 9 MPH. .MONDAY...MOSTLY CLEAR. LOWS AROUND 30. HIGHS IN THE MID 50S. WEST WINDS AROUND 8 MPH WITH GUSTS TO 20 MPH. FIRE WEATHER TABLE FOR RFB 16 17 18 20. +++ 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 WR AT 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 10/26-06 100 94 90 28 81 E 8 8 2 1 W39 3967 E14 46740 F 10/26-07 100 94 90 26 86 E 9 9 2 1 SW38 4023 E14 46663 F 10/26-08 100 94 90 26 84 E 9 14 2 1 SW37 4079 E13 46587 F 10/26-09 100 94 90 26 81 E10 16 2 1 SW36 4135 E13 46510 F 10/26-10 100 94 90 26 79 E12 16 2 1 SW33 4278 E14 50025 F 10/26-11 100 94 90 26 77 E12 17 2 1 SW32 4420 E14 53540 F 10/26-12 93 78 65 26 75 E12 17 2 1 SW32 4562 E15 57055 F 10/26-13 93 78 65 26 73 E10 16 2 1 SW32 4632 E12 48165 F 10/26-14 93 78 65 26 72 E 9 14 2 1 W33 4702 E 9 39275 P 10/26-15 93 78 65 26 71 E 8 8 2 1 W33 4773 E 7 30385 P 10/26-16 93 78 65 25 72 NE 7 7 2 1 W35 4471 E 7 25480 P 10/26-17 93 78 65 24 75 NE 5 5 2 1 W36 4169 NE 6 20576 P 10/26-18 61 20 4 24 74 NE 3 3 2 1 W36 3867 NE 5 15672 P 10/26-19 61 20 4 22 76 N 2 2 2 1 W36 3277 N 5 12964 P 10/26-20 61 20 4 20 76 N 2 2 2 1 W33 2686 N 5 10256 P 10/26-21 61 20 4 19 73 NW 2 2 2 1 W31 2096 N 5 7548 P 10/26-22 61 20 4 19 73 NW 3 3 2 1 W28 1581 N 3 5627 P 10/26-23 61 20 4 18 71 NW 5 5 2 1 NW23 1067 NW 3 3705 P 10/27-00 23 0 0 18 70 NW 6 6 2 1 NW20 552 NW 3 1784 P 10/27-01 23 0 0 17 66 NW 6 6 2 1 NW18 473 NW 5 1735 P 10/27-02 23 0 0 17 63 NW 6 6 2 1 N18 394 W 6 1686 P 10/27-03 23 0 0 16 61 W 6 6 2 1 N18 316 W 6 1638 P 10/27-04 23 0 0 16 59 W 6 6 3 1 N18 286 W 7 1590 P 10/27-05 23 0 0 16 58 W 7 7 3 1 N17 257 W 7 1542 P 10/27-06 28 0 0 16 60 SW 7 7 4 1 N16 228 W 8 1494 P 10/27-07 28 0 0 16 64 SW 7 7 4 1 NW15 568 W 7 3301 P 10/27-08 28 0 0 20 60 W 7 7 4 1 NW15 909 W 7 5108 P 10/27-09 28 0 0 25 54 W 7 7 4 1 NW15 1249 W 7 6916 P 10/27-10 28 0 0 30 47 W 6 6 4 1 NW17 1935 W 7 11238 P 10/27-11 28 0 0 34 43 W 6 6 4 1 W21 2622 W 7 15560 P 10/27-12 28 0 0 36 41 W 5 5 4 1 W24 3308 W 7 19882 P 10/27-13 28 0 0 37 40 W 3 3 4 1 W26 3734 W 8 24943 P 10/27-14 28 0 0 38 39 NW 3 3 4 1 W28 4160 NW 8 30004 P 10/27-15 28 0 0 39 37 NW 2 2 4 1 W28 4585 NW 9 35065 P 10/27-16 28 0 0 38 37 NW 2 2 4 1 W28 4297 NW 8 31828 P 10/27-17 28 0 0 37 37 W 2 2 3 1 W25 4009 NW 8 28592 P 10/27-18 28 0 0 35 38 W 2 2 3 1 W25 3721 NW 8 25355 P 10/27-19 28 0 0 32 41 W 3 3 3 1 W25 2741 NW 8 18450 P 10/27-20 28 0 0 30 43 W 6 6 3 1 W26 1760 W 7 11545 P 10/27-21 28 0 0 29 43 W 7 7 3 1 W28 780 W 7 4640 P 10/27-22 28 0 0 27 44 W 8 8 3 1 W24 638 W 8 4021 P 10/27-23 28 0 0 27 43 W 9 9 2 1 NW21 497 W 8 3402 P 10/28-00 24 0 0 26 43 W 9 9 2 1 NW17 356 W 9 2784 P 10/28-01 24 0 0 25 43 W10 10 2 1 NW18 337 W 9 2750 P 10/28-02 24 0 0 25 44 W10 10 2 1 N21 318 W10 2716 P 10/28-03 24 0 0 24 45 W10 10 2 1 N24 300 W10 2683 P 10/28-04 24 0 0 24 45 W10 10 2 1 N28 282 W10 2514 P 10/28-05 24 0 0 23 45 W 9 9 2 1 NW30 264 W10 2345 P 10/28-06 15 0 0 23 47 W 9 9 2 1 NW32 247 W10 2176 P 10/28-07 15 0 0 23 49 W 9 9 2 1 NW33 521 W 9 3489 P 10/28-08 15 0 0 26 47 W 8 8 3 1 NW33 796 W 8 4802 P 10/28-09 15 0 0 31 42 W 8 8 3 1 N33 1070 W 7 6115 P 10/28-10 15 0 0 36 38 W 8 8 3 1 NW32 2083 W 8 16917 P 10/28-11 15 0 0 39 36 W 8 8 4 1 NW30 3095 W 9 27719 P 10/28-12 16 0 0 41 36 W 8 8 4 1 NW29 4108 NW10 38521 P 10/28-13 16 0 0 43 35 W 8 8 4 1 NW30 3897 W13 42553 F 10/28-14 16 0 0 43 34 W 9 9 4 1 NW31 3687 W15 46586 F 10/28-15 16 0 0 44 32 W10 10 4 1 NW32 3477 W17 50618 F 10/28-16 16 0 0 43 32 W12 18 4 1 NW32 3116 W18 49805 F 10/28-17 16 0 0 42 32 W13 21 4 1 W31 2754 W21 48993 F 10/28-18 17 2 0 40 32 W14 22 4 1 W30 2392 W23 48180 F KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST /24-HOUR CLOCK LOCAL TIME/ VALID AT SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION 0.01 INCH /PERCENT/ WR - PROBABILITY OF WETTING RAIN 0.1 INCH /PERCENT/ AT - 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...ED LEBLANC REASON FOR REQUEST...PRESCRIBED .TAG 20111026.RFB16.01/BOU