FNUS75 KBOU 101437 FWSBOU SPOT FORECAST FOR WALKER RANCH PA7...USFS NATIONAL WEATHER SERVICE DENVER CO 731 AM MST FRI FEB 10 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK DISTURBANCE WILL MOVE ACROSS THE REGION THIS AFTERNOON AND TONIGHT WITH A CHANCE OF LIGHT SNOW DEVELOPING TODAY AND CONTINUING THROUGH MUCH OF TONIGHT. ANY SNOW ACCUMULATIONS WILL BE UNDER AN INCH. TEMPERATURES WILL BE COLDER ON SATURDAY BEHIND A COLD FRONT. LOW LEVEL STABILITY WILL RESULT IN CONTINUED POOR SMOKE DISPERSAL TODAY THROUGH SATURDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1100...THEN MOSTLY CLOUDY(50-60%). SLIGHT CHANCE OF SNOW AFTER 1100 UNTIL 1700...THEN CHANCE OF SNOW. MAX TEMPERATURE.....34. MIN HUMIDITY........61%. 20-FOOT WINDS.......NORTHWEST WINDS 5-10 MPH WITH GUSTS TO 18 MPH UNTIL 1200...THEN NORTHEAST 5-6 MPH. TRANSPORT WINDS.....NORTHWEST 9-20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000...THEN 2200-3200 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR UNTIL 1600...THEN POOR. HAINES INDEX........3 VERY LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW. MIN TEMPERATURE.....13. MAX HUMIDITY........100%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 2100...THEN EAST AROUND 5 MPH UNTIL 0300...THEN DOWNSLOPE/DOWNVALLEY 2-8 MPH. TRANSPORT WINDS.....SOUTHWEST 4-8 MPH UNTIL 2400...THEN NORTHWEST AROUND 4 MPH. MIXING HEIGHT.......1000-2000 FT AGL UNTIL 0100...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........2 VERY LOW. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW UNTIL 1100...THEN SLIGHT CHANCE OF SNOW UNTIL 1700. MAX TEMPERATURE.....24. MIN HUMIDITY........80%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....NORTHWEST AROUND 4 MPH UNTIL 1200...THEN SOUTHWEST. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900...THEN 1000-1600 FT AGL UNTIL 1700...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........2 VERY LOW. FIRE WEATHER TABLE FOR WALKER RANCH PA7. +++ 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 02/10-07 45 0 0 19 70 W12 18 3 1 NW32 253 W18 3969 P 02/10-08 44 0 0 20 76 W10 17 3 1 NW33 253 W18 4070 P 02/10-09 44 0 0 23 76 W 9 15 3 1 NW36 844 W20 15711 P 02/10-10 44 0 0 26 72 NW 8 13 2 1 NW40 1436 NW21 27351 P 02/10-11 56 17 3 29 70 NW 7 7 2 1 NW46 2027 NW22 38992 P 02/10-12 56 17 3 31 67 NW 6 6 2 1 NW49 2526 NW21 42850 F 02/10-13 56 17 3 32 65 N 5 5 2 1 NW54 3025 NW18 46708 F 02/10-14 59 17 3 33 64 N 5 5 2 1 NW56 3524 NW16 50567 F 02/10-15 59 17 3 32 67 NE 5 5 2 1 NW58 3068 NW14 38999 P 02/10-16 59 17 3 30 72 NE 3 3 2 1 NW56 2612 W12 27432 P 02/10-17 66 36 14 29 76 E 3 3 2 1 NW56 2156 W 8 15864 P 02/10-18 66 36 14 27 78 E 3 3 2 1 NW55 1922 W 7 11874 P 02/10-19 66 36 14 25 79 E 3 3 2 1 NW54 1688 W 5 7883 P 02/10-20 66 36 14 23 79 E 3 3 2 1 NW53 1454 SW 3 3893 P 02/10-21 66 36 14 22 80 E 3 3 2 1 NW52 1323 SW 3 3692 P 02/10-22 66 36 14 21 79 E 5 5 2 1 NW52 1192 SW 3 3491 P 02/10-23 72 36 14 20 79 E 5 5 2 1 NW52 1061 S 3 3290 P 02/11-00 72 36 14 19 79 E 5 5 2 1 NW52 968 SW 3 3039 P 02/11-01 72 36 14 18 80 E 5 5 2 1 NW53 874 NW 3 2788 P 02/11-02 72 36 14 17 80 NE 3 3 2 1 NW53 781 N 3 2537 P 02/11-03 72 36 14 16 80 NE 3 3 2 1 NW52 774 N 3 2630 P 02/11-04 72 36 14 16 80 E 3 3 2 1 NW49 768 N 5 2723 P 02/11-05 75 30 9 15 82 E 3 3 2 1 NW48 761 N 5 2816 P 02/11-06 75 30 9 13 91 E 2 2 2 1 NW48 782 N 5 3064 P 02/11-07 75 30 9 13 97 NE 2 2 2 1 NW48 802 NW 5 3311 P 02/11-08 75 30 9 15 100 CALM 1 2 1 NW49 822 NW 5 3559 P 02/11-09 75 30 9 17 97 CALM 1 2 1 NW46 1321 W 5 5748 P 02/11-10 75 30 9 21 88 CALM 1 2 1 NW41 1470 W 6 7002 P 02/11-11 66 10 2 22 87 N 2 2 2 1 NW39 1619 W 6 8256 P 02/11-12 66 10 2 23 84 N 2 2 2 1 NW37 1553 W 6 7338 P 02/11-13 66 10 2 24 85 E 2 2 2 1 W37 1487 SW 5 6420 P 02/11-14 66 10 2 24 85 E 2 2 2 1 W36 1421 SW 5 5502 P 02/11-15 66 10 2 24 87 E 2 2 2 1 W35 1164 SW 5 4385 P 02/11-16 66 10 2 22 93 SE 2 2 2 1 W32 907 SW 3 3267 P 02/11-17 65 10 2 19 100 SE 2 2 2 1 W31 651 S 3 2150 P 02/11-18 65 10 2 18 100 SE 2 2 2 1 W29 520 SW 3 1659 P 02/11-19 65 10 2 17 100 CALM 1 2 1 W29 389 SW 3 1168 P 02/11-20 65 10 2 16 100 CALM 1 2 1 W28 258 SW 3 677 P 02/11-21 65 10 2 14 100 S 2 2 2 1 W29 217 SW 3 598 P 02/11-22 65 10 2 14 100 SW 2 2 3 1 W29 176 SW 3 519 P 02/11-23 73 10 2 14 100 W 3 3 3 1 W30 135 W 3 440 P 02/12-00 73 10 2 13 100 W 3 3 3 1 W31 143 SW 3 456 P 02/12-01 73 10 2 14 100 SW 2 2 2 1 W32 152 SW 3 473 P 02/12-02 73 10 2 14 100 SW 2 2 2 1 W32 161 SW 3 489 P 02/12-03 73 10 2 13 100 SW 2 2 2 1 W28 171 SW 3 531 P 02/12-04 73 10 2 13 100 W 3 3 2 1 W22 180 W 3 573 P 02/12-05 77 20 4 13 100 W 3 3 2 1 W18 190 W 3 615 P 02/12-06 77 20 4 12 100 W 3 3 2 1 SW18 193 W 5 717 P 02/12-07 77 20 4 12 100 SW 3 3 2 1 SW20 197 W 5 820 P 02/12-08 77 20 4 15 100 SW 3 3 2 1 SW22 200 SW 6 923 P 02/12-09 77 20 4 21 84 S 3 3 2 1 SW25 270 SW 6 1375 P 02/12-10 77 20 4 28 63 S 3 3 3 1 SW28 339 SW 6 1827 P 02/12-11 78 20 4 30 59 S 3 3 3 1 W29 408 SW 7 2278 P 02/12-12 78 20 4 33 53 S 3 3 3 1 W25 561 SW 8 4306 P 02/12-13 78 20 4 33 53 SW 2 2 3 1 W20 714 W 9 6334 P 02/12-14 78 20 4 34 54 W 2 2 3 1 W15 867 W12 8361 P 02/12-15 78 20 4 34 57 W 2 2 3 1 W14 684 W 9 6209 P 02/12-16 78 20 4 32 64 NW 2 2 3 1 NW14 500 W 8 4056 P 02/12-17 74 22 4 30 72 NW 2 2 3 1 NW14 317 W 7 1903 P 02/12-18 74 22 4 28 75 NW 3 3 3 1 NW14 309 W 7 1791 P 02/12-19 74 22 4 27 77 NW 3 3 3 1 NW14 300 W 7 1678 P 02/12-20 74 22 4 26 77 NW 5 5 3 1 NW15 291 W 6 1566 P 02/12-21 74 22 4 25 82 W 5 5 3 1 NW17 296 W 6 1586 P 02/12-22 74 22 4 25 81 W 6 6 2 1 NW21 300 W 6 1607 P 02/12-23 62 14 3 24 82 W 6 6 2 1 NW22 305 W 6 1627 P 02/13-00 62 14 3 24 81 W 6 6 2 1 NW21 332 W 7 1945 P 02/13-01 62 14 3 24 75 W 7 7 2 1 NW20 359 W 7 2262 P 02/13-02 62 14 3 24 72 W 7 7 2 1 NW18 387 W 8 2579 P 02/13-03 62 14 3 24 73 W 7 7 2 1 NW18 424 W 8 3018 P 02/13-04 62 14 3 23 72 W 8 8 2 1 W21 462 W 8 3457 P 02/13-05 49 12 2 23 72 W 8 8 2 1 W22 499 W 9 3896 P 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/SWE REQUESTED BY...PAUL OSTROY REASON FOR REQUEST...PRESCRIBED .TAG 20120210.WALKE.01/BOU