FNUS75 KBOU 091355 FWSBOU SPOT FORECAST FOR PORTER RANCH 5...USFS NATIONAL WEATHER SERVICE DENVER CO 700 AM MST TUE MAR 9 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...THE AREA WILL BE BETWEEN WEATHER SYSTEMS TODAY. NORTHERLY FLOW ALOFT WILL BE DECREASING TODAY...BUT A FAIRLY UNSTABLE AIRMASS WILL ALLOW FOR GOOD SMOKE DISPERSION. LOW LEVEL WINDS ARE EXPECTED TO SHIFT TO THE NORTHEAST OR NORTH THIS AFTERNOON. ON WEDNESDAY WINDS WILL BE LIGHTER...LIMITING FAIR DISPERSION TO THE LATE MORNING AND AFTERNOON. ANY SNOW WILL BE LIGHT. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(50-60%) UNTIL 1100...THEN MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS AFTER 1100. MAX TEMPERATURE.....39-43. MIN HUMIDITY........40-45%. WIND (20 FT)........NORTHWEST 5-10 MPH BECOMING NORTHEAST AFTER 1400. TRANSPORT WINDS.....NORTHWEST 25 MPH DECREASING TO 15 MPH. MIXING HEIGHT.......3000 FT AGL RISING TO 5000 FT AGL. SMOKE DISPERSAL.....GOOD. .TONIGHT... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW SHOWERS UNTIL 2300...THEN SNOW LIKELY. MIN TEMPERATURE.....21-25. MAX HUMIDITY........80-90%. WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 2100...THEN WEST 5-10 MPH. TRANSPORT WINDS.....NORTHWEST 4-12 MPH. MIXING HEIGHT.......4000 FT AGL UNTIL 2200...THEN 2000 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 2000...THEN POOR. .WEDNESDAY... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW. MAX TEMPERATURE.....29-33. MIN HUMIDITY........48-58%. WIND (20 FT)........BECOMING UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....NORTHWEST 10 MPH BECOMING NORTH 15 MPH. MIXING HEIGHT.......3000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR. .FORECAST DAYS 3 THROUGH 5... .THURSDAY...MOSTLY CLOUDY. CHANCE OF SNOW UNTIL 0600...THEN SLIGHT CHANCE OF SNOW UNTIL 1800. LOWS AROUND 17. HIGHS IN THE LOWER 30S. NORTHWEST WINDS AROUND 11 MPH. .FRIDAY...MOSTLY CLEAR. LOWS AROUND 19. HIGHS IN THE LOWER 40S. NORTHWEST WINDS AROUND 9 MPH. .SATURDAY...PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE LOWER 40S. WEST WINDS AROUND 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR PORTER RANCH 5. +++ 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 03/09-06 65 7 28 66 W 7 1 2971 NW 15 36217 P 03/09-07 65 7 30 62 W 3 1 3869 NW 14 45432 F 03/09-08 56 7 32 57 NW 3 3 2 1 NW24 4768 NW 13 54647 F 03/09-09 56 7 34 52 NW 3 1 5308 NW 15 68420 G 03/09-10 56 7 36 48 NW 5 1 5848 W 16 82193 G 03/09-11 68 26 37 46 NW 5 5 2 1 W21 6389 W 17 95966 G 03/09-12 68 26 39 44 NW 6 1 6690 W 16 95597 G 03/09-13 68 26 40 45 NW 7 1 6992 W 16 95228 G 03/09-14 68 26 40 46 NW 8 8 2 1 W22 7294 W 15 94859 G 03/09-15 68 26 40 47 NW 8 1 6742 W 14 81865 G 03/09-16 68 26 39 49 NW 8 1 6190 W 13 68871 G 03/09-17 85 33 36 54 NW 8 8 3 1 W16 5638 W 12 55878 F 03/09-18 85 33 35 52 NW 7 1 5352 W 10 48717 F 03/09-19 85 33 33 57 W 6 1 5067 W 9 41556 F 03/09-20 85 33 30 63 W 7 7 3 1 SW13 4781 W 8 34395 P 03/09-21 85 33 29 70 W 12 1 4125 W 8 29731 P 03/09-22 85 33 27 76 W 12 1 3469 W 8 25067 P 03/09-23 94 63 26 80 W 10 10 3 1 SW13 2814 W 8 20402 P 03/10-00 94 63 25 83 W 12 1 2566 W 7 16992 P 03/10-01 94 63 25 83 W 12 1 2319 W 7 13581 P 03/10-02 94 63 24 81 W 13 13 3 1 SW12 2072 W 6 10171 P 03/10-03 94 63 24 76 W 13 1 2240 NW 6 11476 P 03/10-04 94 63 24 69 W 13 1 2409 NW 6 12780 P 03/10-05 100 50 24 64 NW 5 5 3 1 CALM 2577 N 6 14085 P 03/10-06 100 50 25 62 NW 5 1 2992 N 9 24801 P 03/10-07 100 50 24 63 NW 6 1 3326 N 10 29586 P 03/10-08 100 50 25 61 NW 7 7 3 1 N 7 3660 N 10 34371 P 03/10-09 100 50 27 57 NW 7 1 4145 NW 12 39640 P 03/10-10 100 50 28 54 NW 6 1 4630 NW 12 44909 F 03/10-11 100 50 29 52 NW 6 6 3 1 NW 2 5115 NW 12 50178 F 03/10-12 100 50 30 52 NW 6 1 5164 NW 12 52873 F 03/10-13 100 50 30 53 NW 6 1 5212 NW 13 55568 F 03/10-14 100 50 30 54 NW 5 5 3 1 NW 6 5261 NW 13 58263 F 03/10-15 100 50 30 54 NW 5 1 5187 NW 13 56956 F 03/10-16 100 50 29 54 NW 5 1 5112 NW 13 55649 F 03/10-17 100 50 28 57 NW 5 5 3 1 NW 6 5038 NW 13 54342 F 03/10-18 100 50 26 58 NW 5 1 4318 NW 13 46892 F 03/10-19 100 50 25 62 NW 6 1 3598 NW 13 39443 P 03/10-20 100 50 23 66 NW 6 6 3 1 NW 8 2877 NW 13 31994 P 03/10-21 100 50 22 69 NW 6 1 2420 NW 13 26276 P 03/10-22 80 50 21 71 NW 6 1 1963 NW 12 20558 P 03/10-23 80 50 20 72 NW 6 6 2 1 NW13 1505 NW 12 14840 P 03/11-00 80 50 19 72 NW 6 1 1252 NW 12 12804 P 03/11-01 80 50 19 71 NW 7 1 998 NW 13 10769 P 03/11-02 80 50 18 70 NW 8 8 2 1 NW17 745 NW 14 8734 P 03/11-03 80 50 18 68 NW 9 1 811 NW 15 10690 P 03/11-04 80 50 18 66 NW 9 1 878 NW 16 12646 P 03/11-05 80 20 18 65 NW 10 10 2 1 N25 945 NW 17 14602 P 03/11-06 80 20 18 64 NW 12 1 1969 NW 21 39264 P 03/11-07 100 20 20 61 NW 12 1 2994 N 23 63926 G 03/11-08 100 20 22 57 NW 13 13 2 1 N21 4018 N 25 88588 G 03/11-09 100 20 24 53 NW 13 1 4510 N 25 98815 G 03/11-10 100 20 26 51 NW 12 1 5001 N 25 109042 V 03/11-11 100 20 28 49 NW 12 12 2 1 N17 5493 N 25 119270 V 03/11-12 100 20 29 48 NW 12 1 5733 N 24 120096 V 03/11-13 100 20 31 47 NW 12 1 5973 N 23 120922 V 03/11-14 100 20 31 47 NW 12 12 2 1 N17 6214 N 23 121749 V 03/11-15 100 20 31 47 NW 13 1 5867 N 23 115554 V 03/11-16 100 20 30 48 NW 13 1 5521 N 23 109360 V 03/11-17 55 0 28 51 NW 13 13 2 1 N21 5174 N 23 103165 V 03/11-18 55 0 27 53 NW 13 1 4287 NW 23 85902 G 03/11-19 55 0 25 56 NW 13 1 3399 NW 23 68639 G 03/11-20 55 0 23 60 NW 13 13 2 1 N31 2512 NW 23 51376 F 03/11-21 55 0 21 64 NW 13 1 2026 NW 24 42377 F 03/11-22 55 0 20 68 NW 14 1 1539 NW 25 33378 P 03/11-23 55 0 19 70 W 14 14 2 1 N33 1053 NW 26 24379 P 03/12-00 55 0 18 71 W 14 1 933 NW 26 21227 P 03/12-01 55 0 18 70 W 14 1 812 NW 25 18075 P 03/12-02 55 0 17 70 W 14 14 2 1 N25 692 NW 25 14923 P 03/12-03 55 0 17 68 W 13 1 702 NW 24 14897 P 03/12-04 55 0 17 66 W 13 1 713 NW 24 14870 P 03/12-05 21 0 17 64 W 12 12 2 1 N24 724 NW 24 14844 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...GIMMESTAD REQUESTED BY...ED LEBLANC REASON FOR REQUEST...PRESCRIBED .TAG 20100309.PORTE.01/BOU