FNUS75 KBOU 231140 FWSBOU SPOT FORECAST FOR PONTIAC PIT PILE BURN...USFS NATIONAL WEATHER SERVICE DENVER CO 539 AM MDT MON MAR 23 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A STORM SYSTEM OVER NORTHEAST COLORADO WILL MOVE INTO SOUTHWEST NEBRASKA BY TONIGHT. AREAS OF SNOW WILL CONTINUE TODAY INTO TONIGHT WITH GUSTY NORTHWEST WINDS. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........CLOUDY. AREAS OF BLOWING SNOW AND SNOW. MAX TEMPERATURE.....33. MIN HUMIDITY........50%. 20-FOOT WINDS.......WEST 12-22 MPH. GUSTS UP TO 30 MPH IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....NORTHWEST 29-40 MPH. MIXING HEIGHT.......5200-5600 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 1100...THEN EXCELLENT UNTIL 1400...THEN VERY GOOD. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........CLOUDY. AREAS OF BLOWING SNOW. SNOW LIKELY. MIN TEMPERATURE.....15. MAX HUMIDITY........97%. 20-FOOT WINDS.......WEST 12-18 MPH. GUSTS UP TO 25 MPH EARLY IN THE EVENING. TRANSPORT WINDS.....NORTHWEST 24-28 MPH. MIXING HEIGHT.......4400-5400 FT AGL UNTIL 2300...THEN 2800-3800 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 2000...THEN GOOD. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TUESDAY... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW UNTIL 1500...THEN SLIGHT CHANCE OF SNOW. MAX TEMPERATURE.....34. MIN HUMIDITY........49%. 20-FOOT WINDS.......WEST 9-15 MPH. TRANSPORT WINDS.....WEST 17-28 MPH. MIXING HEIGHT.......5400-6400 FT AGL. SMOKE DISPERSAL.....GOOD UNTIL 0900...THEN VERY GOOD. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...CLOUDY. SLIGHT CHANCE OF SNOW. LOWS AROUND 18. HIGHS IN THE UPPER 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .THURSDAY...CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 0600...THEN CHANCE OF SNOW. LOWS AROUND 18. HIGHS AROUND 30. NORTH WINDS AROUND 10 MPH. .FRIDAY...CLOUDY. CHANCE OF SNOW UNTIL 0600...THEN SLIGHT CHANCE OF SNOW. LOWS AROUND 10. HIGHS IN THE MID 30S. NORTHWEST WINDS AROUND 11 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR PONTIAC PIT PILE BURN. +++ 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 03/23-05 100 80 36 54 W 16 3 5699 NW 24 118930 V 03/23-06 100 90 34 58 NW 12 12 2 1 NW16 5567 NW 29 141031 V 03/23-07 100 90 32 61 NW 12 1 5486 NW 29 139855 V 03/23-08 100 90 31 64 W 16 1 5406 W 30 138678 V 03/23-09 100 90 31 63 W 20 31 2 1 N35 5325 W 30 137501 V 03/23-10 100 90 30 65 W 20 1 5330 W 33 153427 E 03/23-11 100 90 30 65 W 18 1 5334 NW 37 169353 E 03/23-12 100 90 30 66 W 17 28 2 1 NW21 5339 NW 40 185279 E 03/23-13 100 90 29 67 W 17 1 5285 NW 36 166685 E 03/23-14 100 90 29 69 W 16 1 5232 NW 32 148092 V 03/23-15 100 90 28 70 W 16 25 2 1 NW26 5179 NW 29 129498 V 03/23-16 100 90 28 72 W 16 1 5322 NW 29 134988 V 03/23-17 100 90 27 74 W 16 1 5465 NW 30 140479 V 03/23-18 99 66 29 69 W 16 25 2 1 NW31 5609 W 30 145969 V 03/23-19 99 66 27 69 W 15 1 5268 NW 28 127722 V 03/23-20 99 66 25 71 W 14 1 4928 NW 25 109475 V 03/23-21 99 66 22 77 W 13 13 2 1 NW29 4587 NW 23 91228 G 03/23-22 99 66 21 81 W 13 1 4164 NW 23 83376 G 03/23-23 99 66 19 86 W 14 1 3740 NW 23 75525 G 03/24-00 99 59 18 90 W 14 22 2 1 N37 3317 NW 23 67673 G 03/24-01 99 59 17 93 W 14 1 3096 NW 24 65749 G 03/24-02 99 59 17 95 W 13 1 2876 NW 25 63825 G 03/24-03 99 59 16 96 W 13 13 2 1 N36 2656 NW 26 61901 G 03/24-04 99 59 16 97 W 13 1 2673 NW 28 64606 G 03/24-05 99 59 16 96 NW 13 1 2690 NW 29 67310 G 03/24-06 97 30 16 94 NW 13 13 2 1 N29 2707 NW 30 70014 G 03/24-07 97 30 17 90 NW 13 1 3173 NW 30 81780 G 03/24-08 97 30 18 82 NW 12 1 3640 NW 30 93546 G 03/24-09 97 30 21 73 NW 12 12 2 1 NW14 4107 NW 30 105312 V 03/24-10 97 30 24 65 W 12 1 4643 NW 26 104627 V 03/24-11 97 30 27 61 W 10 1 5179 NW 24 103941 V 03/24-12 87 30 29 57 W 9 9 2 1 NW18 5715 NW 21 103256 V 03/24-13 87 30 31 54 W 9 1 5999 W 20 104402 V 03/24-14 87 30 32 52 W 9 1 6282 W 20 105548 V 03/24-15 87 20 32 50 W 9 9 2 1 W25 6566 W 18 106694 V 03/24-16 87 20 32 49 W 9 1 6388 W 20 107319 V 03/24-17 87 20 32 50 W 8 1 6210 W 20 107943 V 03/24-18 87 10 30 52 W 7 7 2 1 W32 6032 W 21 108568 V 03/24-19 87 10 29 53 W 7 1 5696 W 21 101004 V 03/24-20 87 10 27 57 W 6 1 5360 SW 20 93440 G 03/24-21 87 10 24 62 W 5 5 2 1 W28 5024 SW 20 85877 G 03/24-22 87 10 23 65 W 3 1 4623 SW 17 72227 G 03/24-23 87 10 22 66 W 3 1 4222 W 16 58577 F 03/25-00 87 10 21 67 SW 2 2 2 1 SW33 3821 W 14 44927 F 03/25-01 87 10 20 68 SW 2 1 3698 W 13 40252 F 03/25-02 87 10 19 68 SW 2 1 3575 W 12 35577 P 03/25-03 87 10 19 67 SW 2 2 2 1 SW38 3452 W 10 30902 P 03/25-04 87 10 19 67 SW 2 1 3470 W 10 30476 P 03/25-05 87 10 19 66 SW 2 1 3489 W 10 30049 P 03/25-06 87 10 19 65 SW 2 2 2 1 W36 3507 W 9 29623 P 03/25-07 87 10 19 65 SW 2 1 4031 W 10 35269 P 03/25-08 87 10 22 62 SW 2 1 4556 W 10 40915 F 03/25-09 87 10 24 57 SW 2 2 2 1 W31 5081 W 10 46561 F 03/25-10 87 10 28 53 SW 3 1 5639 W 13 61551 G 03/25-11 87 10 31 50 SW 5 1 6197 W 14 76541 G 03/25-12 87 10 33 48 W 6 6 2 1 W31 6755 W 16 91531 G 03/25-13 87 10 35 46 W 7 1 7836 W 18 125829 V 03/25-14 87 10 37 43 W 7 1 8917 W 20 160127 E 03/25-15 87 10 37 42 W 8 8 2 1 W33 9998 W 22 194424 E 03/25-16 87 10 37 41 W 8 1 9570 W 25 205109 E 03/25-17 87 10 36 41 W 8 1 9141 W 28 215794 E 03/25-18 87 10 34 43 W 8 8 2 1 W35 8713 W 30 226479 E 03/25-19 87 10 32 47 W 9 1 7730 W 30 199651 E 03/25-20 87 10 30 53 W 9 1 6747 W 30 172822 E 03/25-21 87 10 27 61 W 9 9 2 1 W29 5763 W 29 145994 V 03/25-22 87 10 25 68 W 8 1 5623 W 28 135674 V 03/25-23 87 10 23 72 W 8 1 5482 W 26 125353 V 03/26-00 92 10 22 76 W 7 7 2 1 W26 5342 W 25 115033 V 03/26-01 92 10 21 79 W 8 1 5265 W 25 113526 V 03/26-02 92 10 20 79 W 8 1 5188 W 25 112019 V 03/26-03 92 10 20 79 W 8 8 2 1 W38 5110 W 25 110512 V 03/26-04 92 10 19 78 W 8 1 5149 W 23 103488 V 03/26-05 92 10 20 76 W 8 1 5188 W 22 96464 G 03/26-06 92 30 20 75 NW 9 9 2 1 W36 5226 W 20 89440 G 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...DOUG WATRY REASON FOR REQUEST...PRESCRIBED .TAG 20090322.PONTI.01/BOU