FNUS75 KBOU 141130 FWSBOU SPOT FORECAST FOR CRYSTAL FIRE...USFS NATIONAL WEATHER SERVICE DENVER CO 524 AM MDT THU APR 14 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...THE MOIST AND FAIRLY UNSTABLE AIRMASS WILL BE OVER THE AREA THIS MORNING AS A STORM SYSTEM MOVES ACROSS COLORADO. LIGHT TO MODERATE SNOW SHOWERS WILL CONTINUE UNTIL AROUND 0900 THEN DECREASE TO SCATTERED SHOWERS BY MIDDAY. AS THE SNOW DECREASES HOWEVER... STRONG GUSTY NORTHWEST WINDS ARE EXPECTED TO DEVELOP THIS AFTERNOON ...ONCE THE SYSTEM MOVES TO THE EAST. BY TONIGHT...CLEARING SKIES CAN BE EXPECTED WITH GUSTY WEST TO NORTHWEST WINDS CONTINUING INTO THE EVENING HOURS. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SNOW SHOWERS LIKELY AND ISOLATED THUNDERSTORMS UNTIL 1000...THEN SLIGHT CHANCE OF RAIN AND SNOW SHOWERS. MAX TEMPERATURE.....39-43. MIN HUMIDITY........43-46%. 20-FOOT WINDS.......WINDY. NORTHEAST WINDS 6-7 MPH UNTIL 0900...THEN NORTHWEST 11-17 MPH UNTIL 1200...THEN 21-30 MPH WITH GUSTS TO 45 MPH. TRANSPORT WINDS.....WEST 12-20 MPH UNTIL 1200...THEN NORTHWEST 29-40 MPH. MIXING HEIGHT.......4000-5000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1000. EXCELLENT AFTER 1400. HAINES INDEX........2 VERY LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(35-45%). SLIGHT CHANCE OF SNOW SHOWERS UNTIL 2400. MIN TEMPERATURE.....26-29. MAX HUMIDITY........57-62%. 20-FOOT WINDS.......BREEZY. NORTHWEST WINDS 16-26 MPH WITH GUSTS TO 40 MPH. TRANSPORT WINDS.....NORTHWEST 40-56 MPH. MIXING HEIGHT.......4000-5000 FT AGL UNTIL 2300...THEN 2600-3200 FT AGL. SMOKE DISPERSAL.....EXCELLENT UNTIL 2200. VERY GOOD AFTER 2400. HAINES INDEX........3 VERY LOW. .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY. MAX TEMPERATURE.....47. MIN HUMIDITY........24%. 20-FOOT WINDS.......BREEZY. NORTHWEST WINDS 16-25 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....NORTHWEST 48-56 MPH UNTIL 1200...THEN 36-48 MPH. MIXING HEIGHT.......5800-6800 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 0700...THEN EXCELLENT. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...PARTLY CLOUDY. WARMER. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 15 MPH WITH GUSTS TO 30 MPH. .SUNDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AFTER 0600 UNTIL 1200...THEN SLIGHT CHANCE OF THUNDERSTORMS UNTIL 1800...THEN SLIGHT CHANCE OF RAIN SHOWERS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 50S. WEST WINDS AROUND 11 MPH WITH GUSTS TO 20 MPH. .MONDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS UNTIL 0600...THEN CHANCE OF RAIN SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 50S. SOUTHWEST WINDS AROUND 5 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 04/14-05 90 80 30 99 E 3 1 1833 SW 9 14688 P 04/14-06 71 69 30 96 NE 3 3 2 1 W15 1832 SW 6 9937 P 04/14-07 71 69 30 96 NE 5 1 1940 W 12 19893 P 04/14-08 71 69 32 88 N 7 1 2049 W 16 29848 P 04/14-09 71 69 36 74 NW 9 15 2 1 NW25 2157 NW 21 39804 P 04/14-10 71 31 38 67 NW 14 1 2854 NW 24 62640 G 04/14-11 71 31 40 62 NW 17 1 3552 NW 26 85477 G 04/14-12 66 31 41 57 NW 22 35 2 1 NW22 4249 NW 29 108314 V 04/14-13 66 31 42 53 NW 25 1 4451 NW 32 124720 V 04/14-14 66 24 43 50 NW 26 1 4652 NW 35 141126 V 04/14-15 66 24 42 50 NW 28 44 2 1 NW16 4854 NW 37 157532 E 04/14-16 66 24 43 47 NW 28 1 4936 NW 39 166241 E 04/14-17 66 24 43 46 NW 26 1 5017 NW 40 174949 E 04/14-18 47 10 41 47 NW 25 40 2 1 SW 6 5099 NW 41 183658 E 04/14-19 47 10 38 51 NW 23 1 4849 NW 43 178159 E 04/14-20 47 10 35 57 NW 21 1 4600 NW 44 172660 E 04/14-21 47 10 33 59 NW 18 30 2 1 W13 4351 NW 44 167161 E 04/14-22 47 10 32 61 NW 18 1 3753 NW 47 149893 V 04/14-23 47 10 31 61 NW 20 1 3155 NW 49 132625 V 04/15-00 36 5 30 62 NW 21 33 3 1 NW49 2557 NW 52 115357 V 04/15-01 36 5 29 61 NW 20 1 2566 NW 51 113141 V 04/15-02 36 5 30 58 NW 18 1 2575 NW 49 110924 V 04/15-03 36 5 29 57 NW 17 28 2 1 NW68 2583 NW 48 108707 V 04/15-04 36 5 27 57 NW 16 1 2627 NW 51 116308 V 04/15-05 36 5 27 55 NW 16 1 2670 NW 53 123908 V 04/15-06 23 5 28 51 NW 17 28 2 1 NW73 2713 NW 55 131508 V 04/15-07 23 5 30 46 NW 20 1 3472 NW 54 162217 E 04/15-08 23 5 34 39 NW 22 1 4230 NW 53 192925 E 04/15-09 23 5 38 33 NW 23 37 2 1 NW75 4989 NW 52 223634 E 04/15-10 23 5 42 29 NW 22 1 5769 NW 51 249012 E 04/15-11 23 5 45 26 NW 21 1 6550 NW 48 274390 E 04/15-12 26 5 47 24 NW 20 31 2 1 NW69 7330 NW 47 299768 E 04/15-13 26 5 47 24 NW 20 1 6984 NW 45 273611 E 04/15-14 26 5 47 25 W 21 1 6638 NW 43 247453 E 04/15-15 26 5 47 25 W 21 33 2 1 NW48 6292 NW 40 221296 E 04/15-16 26 5 47 26 W 20 1 5877 NW 38 197430 E 04/15-17 26 5 47 27 W 17 1 5462 NW 36 173564 E 04/15-18 30 0 47 27 W 15 24 3 1 NW41 5047 NW 35 149698 V 04/15-19 30 0 45 30 W 14 1 3753 NW 30 106795 V 04/15-20 30 0 41 36 W 13 1 2458 W 25 63891 G 04/15-21 30 0 37 43 W 12 18 3 1 NW40 1164 W 21 20988 P 04/15-22 30 0 35 48 W 12 1 893 W 18 15216 P 04/15-23 30 0 35 49 W 10 1 621 W 15 9445 P 04/16-00 30 0 35 50 W 10 16 2 1 NW36 349 SW 13 3673 P 04/16-01 30 0 35 49 W 9 1 391 W 15 5093 P 04/16-02 30 0 35 49 W 9 1 433 W 17 6513 P 04/16-03 30 0 35 48 W 9 15 2 1 NW38 476 W 20 7933 P 04/16-04 30 0 37 44 W 10 1 1201 W 25 35276 P 04/16-05 30 0 40 39 W 12 1 1926 W 32 62618 G 04/16-06 35 1 42 36 W 13 21 2 1 NW41 2651 W 39 89960 G 04/16-07 35 1 45 34 W 14 1 2957 W 39 100268 V 04/16-08 35 1 49 31 W 15 1 3264 W 39 110576 V 04/16-09 35 1 52 29 W 16 25 3 1 W36 3571 W 39 120884 V 04/16-10 35 1 54 29 W 16 1 4405 W 37 135257 V 04/16-11 35 1 57 27 W 16 1 5240 W 33 149630 V 04/16-12 39 1 59 26 W 16 25 2 1 W21 6075 W 31 164003 E 04/16-13 41 1 59 26 W 17 1 6448 W 30 170444 E 04/16-14 43 1 60 25 W 18 1 6822 W 30 176884 E 04/16-15 45 1 60 24 W 18 30 2 1 W33 7195 W 29 183325 E 04/16-16 46 1 59 24 W 17 1 6998 W 32 192853 E 04/16-17 48 1 58 24 W 17 1 6801 W 35 202381 E 04/16-18 50 12 57 24 W 16 25 2 1 W45 6604 W 37 211910 E 04/16-19 50 12 55 26 W 16 1 5514 W 37 177933 E 04/16-20 50 12 52 29 W 17 1 4425 W 38 143956 V 04/16-21 50 12 49 32 W 17 28 2 1 W38 3336 W 38 109979 V 04/16-22 50 12 47 35 W 16 1 2432 W 37 79387 G 04/16-23 50 12 44 39 W 15 1 1528 W 35 48795 F 04/17-00 50 12 42 43 W 14 22 2 1 W41 624 W 33 18202 P 04/17-01 50 12 40 47 W 13 1 542 W 31 14820 P 04/17-02 51 12 39 50 W 12 1 459 W 28 11438 P 04/17-03 51 12 39 52 W 10 17 2 1 W46 376 W 24 8056 P 04/17-04 51 12 39 53 W 10 1 538 W 26 12927 P 04/17-05 52 12 39 55 W 9 1 700 W 29 17797 P 04/17-06 52 12 41 52 W 9 15 2 1 W38 862 W 30 22668 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...WFO BOULDER REQUESTED BY...BOYD LEBEDA REASON FOR REQUEST...WILDFIRE .TAG 20110414.CRYST.01/BOU