FNUS75 KBOU 022338 FWSBOU SPOT FORECAST FOR RYAN GULCH...USFS NATIONAL WEATHER SERVICE DENVER CO 438 PM MST TUE FEB 2 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN UPPER LEVEL RIDGE WILL BE OVER THE REGION WEDNESDAY. CLOUDS WILL INCREASE WEDNESDAY AFTERNOON AS AN UPPER LEVEL SYSTEM NEARS THE CENTRAL ROCKIES. THIS SYSTEM WILL BRING CLOUDS AND A CHANCE FOR LIGHT SNOW WEDNESDAY NIGHT AND THURSDAY. DUE TO A WEAK FLOW ALOFT MIXING WILL BE IN THE POOR TO FAIR CATEGORY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .WEDNESDAY... SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500...THEN MOSTLY CLOUDY. MAX TEMPERATURE.....29-35. MIN HUMIDITY........30-38%. WIND (20 FT)........SOUTH 4-10 MPH. TRANSPORT WINDS.....SOUTH 4-12 MPH. MIXING HEIGHT.......600-1600 FT AGL UNTIL 1000...THEN 4400-5400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1300...THEN FAIR. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .WEDNESDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW. MIN TEMPERATURE.....8-14. MAX HUMIDITY........90-1000%. WIND (20 FT)........VARIABLE 2-8 MPH. TRANSPORT WINDS.....SOUTH 4-12 MPH. MIXING HEIGHT.......2200-3200 FT AGL UNTIL 2000...THEN 200-600 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW. MAX TEMPERATURE.....28-33. MIN HUMIDITY........45-55%. WIND (20 FT)........NORTHWEST 5-13 MPH. TRANSPORT WINDS.....SOUTHWEST UP TO 4 MPH UNTIL 1200...THEN NORTHWEST 8-12 MPH. MIXING HEIGHT.......600-1600 FT AGL UNTIL 1000...THEN 4400-5400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1400...THEN FAIR. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. EXPERIMENTAL FIRE WEATHER TABLE FOR RYAN GULCH. +++ 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 02/02-16 40 0 29 33 W 6 1 3717 W 16 55218 F 02/02-17 53 0 25 38 W 5 5 2 1 W32 2888 W 14 35041 P 02/02-18 47 0 22 43 W 3 1 2035 W 10 23800 P 02/02-19 34 0 19 48 SW 3 1 1182 SW 8 12559 P 02/02-20 27 0 17 52 S 3 3 2 1 W30 329 SW 5 1318 P 02/02-21 15 0 15 56 S 3 1 292 SW 5 1180 P 02/02-22 4 0 13 60 S 5 1 254 S 5 1041 P 02/02-23 0 0 11 63 S 5 5 2 1 W25 217 S 5 902 P 02/03-00 0 0 9 66 S 5 1 197 S 5 811 P 02/03-01 2 0 8 68 S 5 1 177 S 5 720 P 02/03-02 0 0 8 69 S 5 5 2 1 W22 156 S 5 629 P 02/03-03 1 0 7 69 S 5 1 153 S 5 580 P 02/03-04 0 0 7 68 S 3 1 149 S 5 530 P 02/03-05 0 0 7 66 S 3 3 2 1 W16 146 S 3 481 P 02/03-06 0 0 7 62 S 3 1 178 S 3 489 P 02/03-07 2 0 9 57 S 3 1 211 S 2 497 P 02/03-08 0 0 13 48 S 2 2 2 1 SW15 244 S 2 504 P 02/03-09 5 0 15 49 S 3 1 1849 S 3 8302 P 02/03-10 21 0 22 41 SW 3 1 3453 S 5 16100 P 02/03-11 28 0 28 36 SW 3 3 2 1 SW15 5058 S 6 23898 P 02/03-12 26 0 32 32 SW 3 1 5233 S 7 32178 P 02/03-13 27 0 34 30 SW 3 1 5409 S 8 40459 F 02/03-14 28 0 35 30 SW 3 3 2 1 SW15 5584 S 10 48739 F 02/03-15 40 0 34 33 S 3 1 5262 S 10 48520 F 02/03-16 63 0 31 38 S 2 1 4940 S 12 48300 F 02/03-17 74 29 27 46 CALM 1 2 1 SW17 4617 S 12 48081 F 02/03-18 74 29 24 53 SE 2 1 3297 S 12 34111 P 02/03-19 74 29 21 61 SE 3 1 1976 S 12 20141 P 02/03-20 74 29 19 68 SE 5 5 2 1 SW21 656 SE 10 6171 P 02/03-21 74 29 17 73 S 6 1 539 SE 9 4789 P 02/03-22 74 29 16 74 S 6 1 422 S 9 3407 P 02/03-23 74 23 16 76 S 7 7 2 1 S16 305 S 8 2025 P 02/04-00 74 23 15 79 S 7 1 267 S 7 1675 P 02/04-01 74 23 14 81 S 6 1 229 S 7 1325 P 02/04-02 74 23 13 82 S 6 6 2 1 S10 192 S 6 975 P 02/04-03 74 23 13 82 S 6 1 186 S 5 842 P 02/04-04 74 23 13 81 S 5 1 181 S 5 708 P 02/04-05 85 30 13 81 S 5 5 2 1 S15 176 S 3 574 P 02/04-06 85 30 12 90 S 3 1 173 S 2 407 P 02/04-07 85 30 12 93 S 2 1 170 CALM 239 P 02/04-08 85 30 13 92 CALM 1 2 1 S12 167 CALM 72 P 02/04-09 85 30 16 82 CALM 1 1725 W 2 6356 P 02/04-10 85 30 22 67 NW 2 1 3282 NW 3 12640 P 02/04-11 85 30 27 58 NW 3 3 2 1 SW 9 4840 N 5 18923 P 02/04-12 85 30 30 52 NW 5 1 5054 NW 7 28587 P 02/04-13 85 30 33 49 NW 6 1 5269 NW 8 38251 P 02/04-14 85 30 33 48 NW 7 7 2 1 SW10 5483 NW 10 47915 F 02/04-15 85 30 33 51 NW 7 1 5410 NW 10 50947 F 02/04-16 85 30 30 56 NW 8 1 5337 NW 12 53980 F 02/04-17 74 40 28 63 W 8 8 2 1 W14 5264 W 13 57012 F 02/04-18 74 40 25 71 W 10 1 4735 W 14 54334 F 02/04-19 74 40 23 80 W 10 1 4205 W 14 51656 F 02/04-20 74 40 21 88 W 12 12 2 1 W10 3675 W 15 48978 F 02/04-21 74 40 19 90 W 12 1 3437 W 16 47822 F 02/04-22 74 40 18 89 W 10 1 3198 NW 17 46665 F 02/04-23 74 40 17 88 W 10 10 2 1 W13 2959 NW 17 45508 F 02/05-00 74 40 16 87 W 10 1 2821 NW 17 43176 F 02/05-01 74 40 15 87 W 12 1 2684 NW 17 40844 F 02/05-02 74 40 14 87 W 12 12 2 1 NW17 2546 NW 17 38512 P 02/05-03 74 40 13 88 W 12 1 2624 NW 17 39630 P 02/05-04 74 40 13 88 W 10 1 2701 NW 17 40748 F 02/05-05 80 10 13 89 W 10 10 2 1 NW41 2778 NW 17 41866 F 02/05-06 80 10 12 92 W 12 1 2867 NW 17 43950 F 02/05-07 80 10 12 93 W 12 1 2956 NW 18 46035 F 02/05-08 80 10 13 89 W 13 13 2 1 NW56 3045 NW 18 48119 F 02/05-09 80 10 16 76 W 13 1 3824 NW 20 65220 G 02/05-10 80 10 22 60 W 14 1 4604 NW 21 82321 G 02/05-11 80 10 27 49 W 14 22 2 1 NW51 5383 NW 21 99423 G 02/05-12 80 10 30 44 W 14 1 5632 NW 22 106410 V 02/05-13 80 10 31 40 W 13 1 5881 NW 22 113397 V 02/05-14 80 10 32 39 W 13 13 2 1 NW51 6129 NW 23 120384 V 02/05-15 80 10 31 40 W 12 1 5768 NW 22 111753 V 02/05-16 80 10 29 43 W 12 1 5407 NW 22 103122 V 02/05-17 79 10 26 68 W 10 10 2 1 NW46 5045 NW 22 94491 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 $$ FORECASTER...WFO BOULDER REQUESTED BY...NICK COLLARD REASON FOR REQUEST...PRESCRIBED .TAG 20100203.RYANG.01/BOU