FNUS75 KBOU 131159 FWSBOU SPOT FORECAST FOR CRYSTAL FIRE...USFS NATIONAL WEATHER SERVICE DENVER CO 553 AM MDT WED APR 13 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... FOR THIS AFTERNOON THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS AFTER 1500. BY TONIGHT A STORM SYSTEM WILL MOVE ACROSS THE AREA TONIGHT BRINGING AREAS OF RAIN AND SNOW. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. AREAS OF FOG UNTIL 0900. SLIGHT CHANCE OF LIGHT RAIN AND VERY LIGHT SNOW UNTIL 0900...THEN SLIGHT CHANCE OF RAIN SHOWERS UNTIL 1200...THEN SLIGHT CHANCE OF THUNDERSTORMS. MAX TEMPERATURE.....55. MIN HUMIDITY........42%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 4-10 MPH UNTIL 0900...THEN SOUTHEAST 7-13 MPH. TRANSPORT WINDS.....SOUTH 4-12 MPH. MIXING HEIGHT.......4000-5000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1600...THEN FAIR. HAINES INDEX........3 VERY LOW. .TONIGHT... SKY/WEATHER.........CLOUDY. RAIN AND SNOW LIKELY. MIN TEMPERATURE.....29. MAX HUMIDITY........100%. 20-FOOT WINDS.......EAST WINDS 7-13 MPH. TRANSPORT WINDS.....SOUTHEAST 9-20 MPH. MIXING HEIGHT.......3600-4600 FT AGL UNTIL 2100. BELOW 1000 FT AGL AFTER 0100. SMOKE DISPERSAL.....FAIR UNTIL 2200...THEN POOR. HAINES INDEX........2 VERY LOW. .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW UNTIL 1200...THEN ISOLATED RAIN SHOWERS. MAX TEMPERATURE.....42. MIN HUMIDITY........44%. 20-FOOT WINDS.......WINDY. NORTHEAST WINDS 5-6 MPH UNTIL 0900...THEN NORTHWEST 13-23 MPH UNTIL 1200...THEN 25-35 MPH WITH GUSTS TO 50 MPH. TRANSPORT WINDS.....WEST 17-28 MPH UNTIL 1200...THEN NORTHWEST 41-52 MPH. MIXING HEIGHT.......4000-5000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1400. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...PARTLY CLOUDY. WARMER. LOWS IN THE LOWER 30S. HIGHS IN THE MID 50S. BREEZY. NORTHWEST WINDS AROUND 25 MPH WITH GUSTS TO 60 MPH. .SATURDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AFTER 1800. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 13 MPH WITH GUSTS TO 25 MPH. .SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 11 MPH WITH GUSTS TO 25 MPH. FIRE WEATHER TABLE FOR CRYSTAL FIRE. +++ 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 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 04/13-05 77 12 37 69 N 3 1 1595 SW 5 7152 P 04/13-06 82 10 37 67 N 3 3 3 1 W28 1875 SW 6 9369 P 04/13-07 82 10 37 67 NE 3 1 2361 SW 6 12779 P 04/13-08 82 10 39 64 NE 3 1 2848 SW 7 16188 P 04/13-09 82 10 42 59 NE 5 5 3 1 W23 3335 SW 7 19598 P 04/13-10 82 10 45 54 E 6 1 3666 SW 7 23130 P 04/13-11 82 10 47 50 E 6 1 3997 SW 8 26663 P 04/13-12 68 23 49 48 E 7 7 2 3 SW17 4328 SW 8 30196 P 04/13-13 68 23 51 45 E 8 3 4557 SW 8 32569 P 04/13-14 68 23 52 43 SE 8 3 4786 S 8 34943 P 04/13-15 70 23 52 42 SE 9 15 2 3 SW22 5015 S 8 37317 P 04/13-16 70 23 52 42 SE 10 3 4965 S 10 45817 F 04/13-17 70 23 51 44 SE 10 3 4915 S 13 54318 F 04/13-18 91 70 48 49 SE 10 16 2 1 SW35 4864 S 15 62818 G 04/13-19 91 70 47 53 SE 10 1 4170 S 17 58489 F 04/13-20 91 70 43 61 SE 9 1 3476 S 18 54159 F 04/13-21 91 70 39 74 SE 9 15 2 1 S38 2782 SE 21 49829 F 04/13-22 91 70 36 83 SE 9 1 2224 SE 21 39830 P 04/13-23 91 70 35 90 SE 8 1 1665 SE 21 29831 P 04/14-00 90 70 33 95 SE 8 13 2 1 S41 1107 SE 21 19833 P 04/14-01 90 70 32 100 SE 7 1 897 SE 18 15027 P 04/14-02 90 70 31 100 E 7 1 688 SE 16 10222 P 04/14-03 90 70 31 100 E 6 6 2 1 S31 479 SE 13 5417 P 04/14-04 90 70 30 100 E 5 1 652 SE 12 5687 P 04/14-05 90 70 30 100 E 2 1 825 S 9 5958 P 04/14-06 69 30 29 100 NE 2 2 2 1 S23 998 S 7 6228 P 04/14-07 69 30 29 99 NE 3 1 1281 S 14 18254 P 04/14-08 69 30 31 89 N 6 1 1565 W 20 30279 P 04/14-09 69 30 36 70 NW 9 15 2 1 NW13 1849 W 26 42304 F 04/14-10 69 30 38 63 NW 16 1 2441 W 32 72959 G 04/14-11 69 30 39 59 W 23 1 3032 W 37 103614 V 04/14-12 57 24 40 55 W 29 46 2 1 NW12 3624 W 43 134270 V 04/14-13 57 24 41 52 W 31 1 4037 W 44 153741 E 04/14-14 57 24 42 49 NW 31 1 4450 NW 45 173213 E 04/14-15 57 24 42 48 NW 30 48 2 1 NW12 4863 NW 46 192685 E 04/14-16 57 24 42 45 NW 29 1 4925 NW 46 198363 E 04/14-17 57 24 42 44 NW 26 1 4987 NW 47 204040 E 04/14-18 43 5 41 45 NW 24 39 2 1 W 6 5049 NW 48 209718 E 04/14-19 43 5 39 46 NW 23 1 4682 NW 49 200546 E 04/14-20 43 5 36 49 NW 23 1 4315 NW 52 191373 E 04/14-21 43 5 35 50 NW 23 37 3 1 W10 3947 NW 53 182201 E 04/14-22 43 5 34 49 NW 23 1 4182 NW 56 205543 E 04/14-23 43 5 34 48 NW 23 1 4416 NW 60 228885 E 04/15-00 28 5 35 46 NW 23 37 2 1 NW45 4651 NW 62 252227 E 04/15-01 28 5 34 45 NW 23 1 4753 NW 61 249502 E 04/15-02 28 5 35 43 NW 22 1 4856 NW 59 246777 E 04/15-03 28 5 34 43 NW 22 35 2 1 NW62 4959 NW 56 244052 E 04/15-04 28 5 32 44 NW 22 1 4977 NW 56 242530 E 04/15-05 28 5 32 44 NW 22 1 4995 NW 55 241008 E 04/15-06 12 5 33 42 NW 24 39 2 1 NW67 5013 NW 55 239486 E 04/15-07 14 5 32 42 NW 29 1 5915 NW 60 314931 E 04/15-08 17 5 35 37 NW 33 1 6816 NW 64 390376 E 04/15-09 19 5 45 26 NW 37 59 3 1 NW77 7718 NW 69 465821 E 04/15-10 21 5 48 23 NW 36 1 8120 NW 68 475044 E 04/15-11 24 5 50 21 NW 33 1 8522 NW 66 484267 E 04/15-12 26 5 52 20 NW 30 48 3 1 NW81 8924 NW 63 493491 E 04/15-13 26 5 54 19 NW 29 1 8798 NW 61 467459 E 04/15-14 26 5 56 18 NW 28 1 8673 NW 59 441428 E 04/15-15 27 5 55 19 NW 26 43 2 1 NW71 8547 NW 56 415396 E 04/15-16 27 5 56 19 NW 26 1 8179 NW 54 387853 E 04/15-17 27 5 55 19 NW 26 1 7810 NW 53 360310 E 04/15-18 27 0 53 22 NW 25 40 2 1 NW53 7442 NW 52 332767 E 04/15-19 27 0 49 26 NW 23 1 6389 NW 51 280541 E 04/15-20 26 0 44 31 W 21 1 5336 NW 48 228315 E 04/15-21 26 0 42 35 W 18 30 2 1 NW52 4283 NW 47 176089 E 04/15-22 26 0 40 38 W 16 1 3776 NW 44 147809 V 04/15-23 25 0 40 40 W 14 1 3269 W 41 119528 V 04/16-00 25 0 41 39 W 12 18 3 1 NW44 2762 W 38 91247 G 04/16-01 27 0 40 40 W 10 1 2480 W 37 80106 G 04/16-02 29 0 41 38 W 12 1 2197 W 36 68966 G 04/16-03 31 0 39 40 W 12 18 2 1 NW38 1914 W 35 57825 F 04/16-04 32 0 36 44 W 12 1 1660 W 35 49725 F 04/16-05 34 0 35 45 W 13 1 1406 W 33 41624 F 04/16-06 36 1 36 44 W 13 21 2 1 NW40 1152 W 33 33524 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 $$ WFO BOULDER REQUESTED BY...BOYD LEBEDA REASON FOR REQUEST...WILDFIRE .TAG 20110413.CRYST.01/BOU