FNUS75 KBOU 030452 FWSBOU SPOT FORECAST FOR CRYSTAL...USFS NATIONAL WEATHER SERVICE DENVER CO 1043 PM MDT SAT APR 2 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT UNTIL NOON MDT SUNDAY... .DISCUSSION....DISCUSSION...GUSTY WINDS AND POOR HUMIDITY RECOVERY WILL KEEP CRITICAL FIRE WEATHER CONDITIONS IN PLACE THROUGH EARLY SUNDAY. THE WINDS ARE EXPECTED TO DECREASE SLIGHTLY BY OR SHORTLY AFTER DAYBREAK AS THE FLOW ALOFT BEGINS TO DECREASE. CONDITIONS WILL IMPROVE DRAMATICALLY BY MID TO LATE MORNING SUNDAY AS A SHARP COLD FRONT MOVES ACROSS THE REGION USHERING IN MUCH COLDER TEMPERATURES...HIGHER HUMIDITIES...AND A GOOD CHANCE OF PRECIPITATION. SNOW IS EXPECTED BY AFTERNOON WITH 2 TO 4 INCHES OF ACCUMULATION BY TOMORROW EVENING. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY(50-60%). MIN TEMPERATURE.....41. MAX HUMIDITY........48%. 20-FOOT WINDS.......VERY WINDY. WEST WINDS 24-42 MPH WITH GUSTS UP TO 60 MPH. TRANSPORT WINDS.....WEST 56-68 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL. SMOKE DISPERSAL.....FAIR. HAINES INDEX........5 MODERATE. .SUNDAY... SKY/WEATHER.........CLOUDY. CHANCE OF RAIN SHOWERS AND SNOW SHOWERS UNTIL 1200...THEN SNOW LIKELY. MAX TEMPERATURE.....44. MIN HUMIDITY........44%. 20-FOOT WINDS.......VERY WINDY. WEST WINDS 30-40 MPH WITH GUSTS TO 60 MPH UNTIL 0900...THEN SOUTH 13-23 MPH WITH GUSTS TO 35 MPH UNTIL 1200...THEN NORTHEAST 7-13 MPH UNTIL 1500...THEN NORTHWEST 15-21 MPH. TRANSPORT WINDS.....SOUTHWEST 32-52 MPH UNTIL 1200...THEN WEST 20-28 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800. 4000-5000 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 0900. GOOD AFTER 1100. HAINES INDEX........4 LOW. .SUNDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SNOW UNTIL 0100...THEN CHANCE OF SNOW. MIN TEMPERATURE.....18. MAX HUMIDITY........98%. 20-FOOT WINDS.......BREEZY. NORTHWEST WINDS 16-25 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....NORTHWEST 24-32 MPH UNTIL 2400...THEN AROUND 36 MPH. MIXING HEIGHT.......5200-6200 FT AGL UNTIL 2100...THEN 5800-6800 FT AGL UNTIL 2400...THEN 4200-5000 FT AGL. SMOKE DISPERSAL.....GOOD UNTIL 1900...THEN VERY GOOD. HAINES INDEX........3 VERY LOW. .MONDAY... SKY/WEATHER.........PARTLY CLOUDY(30-40%) UNTIL 1200...THEN MOSTLY SUNNY. MAX TEMPERATURE.....39. MIN HUMIDITY........35%. 20-FOOT WINDS.......BREEZY. WEST WINDS 18-25 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....NORTHWEST 36-40 MPH. MIXING HEIGHT.......4800-5800 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 0700...THEN EXCELLENT UNTIL 1700...THEN VERY GOOD. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .TUESDAY...MOSTLY CLEAR. WARMER. LOWS IN THE MID 20S. HIGHS IN THE MID 50S. WEST WINDS AROUND 23 MPH WITH GUSTS TO 50 MPH. .WEDNESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER 0600 UNTIL 1800. SLIGHT CHANCE OF SNOW AFTER 0600. LOWS AROUND 30. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS TO 30 MPH. .THURSDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. SLIGHT CHANCE OF RAIN AFTER 0600 UNTIL 1800. LOWS IN THE MID 20S. HIGHS IN THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS TO 30 MPH. .FRIDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. SLIGHT CHANCE OF RAIN AFTER 0600 UNTIL 1800. LOWS IN THE MID 20S. HIGHS IN THE MID 40S. EAST WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH. FIRE WEATHER TABLE FOR CRYSTAL. +++ 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 04/02-22 54 0 53 27 W 32 1 746 W 56 35424 P 04/02-23 54 0 52 29 W 33 1 608 W 62 31599 P 04/03-00 56 9 51 30 W 36 54 5 1 SW35 471 W 68 27773 P 04/03-01 56 9 49 33 W 38 1 437 W 67 25400 P 04/03-02 56 9 47 36 W 41 1 404 W 66 23027 P 04/03-03 56 9 46 37 W 43 64 4 1 SW33 370 W 64 20654 P 04/03-04 56 9 46 42 W 44 1 411 W 60 20933 P 04/03-05 56 9 45 42 W 43 1 452 W 55 21213 P 04/03-06 96 30 44 45 W 40 61 4 1 SW54 493 W 51 21492 P 04/03-07 96 30 42 47 W 36 1 753 W 46 28784 P 04/03-08 96 30 41 49 W 30 1 1014 W 43 36076 P 04/03-09 96 30 42 48 W 23 35 3 1 SW45 1274 W 39 43368 F 04/03-10 96 30 44 45 SW 16 1 2558 SW 33 58710 F 04/03-11 96 30 44 44 SE 10 1 3843 SW 26 74052 G 04/03-12 98 63 44 44 E 7 7 2 1 SW59 5127 SW 20 89394 G 04/03-13 98 63 39 54 E 9 1 4668 SW 23 92108 G 04/03-14 98 63 33 74 N 13 1 4209 W 26 94822 G 04/03-15 98 60 30 86 N 17 26 2 1 SW43 3749 W 30 97536 G 04/03-16 98 60 29 92 NW 18 1 4168 W 28 97888 G 04/03-17 98 60 29 95 NW 18 1 4586 W 25 98240 G 04/03-18 100 90 29 96 NW 18 28 2 1 SW62 5004 W 23 98592 G 04/03-19 100 90 36 71 NW 20 1 5692 NW 24 122379 V 04/03-20 100 90 32 81 NW 20 1 6380 NW 26 146166 V 04/03-21 100 90 28 93 NW 21 33 2 1 W44 7068 NW 28 169952 E 04/03-22 100 90 26 98 NW 22 1 6108 NW 31 162037 E 04/03-23 100 90 24 98 NW 23 1 5601 NW 33 160724 E 04/04-00 100 90 22 95 NW 23 37 3 1 W36 5094 NW 36 159411 E 04/04-01 72 30 21 95 NW 22 1 4963 NW 36 152789 E 04/04-02 72 30 20 93 NW 21 1 4832 NW 35 146168 V 04/04-03 72 30 20 90 NW 20 31 2 1 N32 4701 NW 35 139547 V 04/04-04 72 30 19 86 NW 20 1 4457 NW 35 133918 V 04/04-05 72 30 19 81 NW 21 1 4213 NW 36 128289 V 04/04-06 33 0 20 76 W 21 33 2 1 NW40 3968 NW 36 122661 V 04/04-07 33 0 20 73 W 21 1 4713 NW 37 154469 E 04/04-08 33 0 22 69 W 20 1 5458 NW 39 186276 E 04/04-09 33 0 25 62 W 20 31 2 1 NW70 6203 NW 40 218084 E 04/04-10 33 0 28 54 W 21 1 6271 NW 40 219601 E 04/04-11 33 0 31 49 W 21 1 6340 NW 40 221118 E 04/04-12 24 0 33 46 W 22 35 2 1 NW69 6408 NW 40 222635 E 04/04-13 24 0 35 43 W 22 1 6124 NW 40 213009 E 04/04-14 24 0 37 42 W 22 1 5839 NW 40 203384 E 04/04-15 24 0 37 40 W 22 35 2 1 NW66 5555 NW 40 193758 E 04/04-16 24 0 38 37 W 22 1 4939 W 38 165807 E 04/04-17 24 0 37 36 W 21 1 4323 W 36 137857 V 04/04-18 23 0 35 35 W 20 31 2 1 NW74 3708 W 35 109906 V 04/04-19 23 0 34 36 W 18 1 3070 W 32 87684 G 04/04-20 23 0 32 40 W 17 1 2433 W 30 65461 G 04/04-21 23 0 30 44 W 16 25 3 1 NW63 1796 W 28 43238 F 04/04-22 23 0 28 47 W 16 1 1433 W 26 33975 P 04/04-23 23 0 27 49 W 16 1 1071 W 26 24713 P 04/05-00 23 0 27 51 W 17 28 3 1 NW62 708 W 25 15451 P 04/05-01 23 0 26 53 W 17 1 572 W 24 12256 P 04/05-02 23 0 25 54 W 17 1 436 W 23 9060 P 04/05-03 23 0 25 56 W 18 30 2 1 NW56 300 W 23 5865 P 04/05-04 23 0 25 58 W 21 1 278 W 24 5871 P 04/05-05 23 0 25 59 W 23 1 256 W 26 5877 P 04/05-06 27 0 25 61 W 24 39 3 1 NW40 233 W 29 5883 P 04/05-07 27 0 26 63 W 24 1 276 W 31 7586 P 04/05-08 27 0 30 55 W 24 1 319 W 33 9288 P 04/05-09 27 0 34 49 W 24 39 3 1 NW55 362 W 35 10990 P 04/05-10 27 0 39 43 W 26 1 1135 W 41 50881 F 04/05-11 27 0 44 38 W 29 1 1908 W 49 90773 G 04/05-12 27 0 47 34 W 30 48 3 1 W43 2681 W 56 130665 V 04/05-13 27 0 50 32 W 29 1 3435 W 56 169181 E 04/05-14 27 0 52 29 W 28 1 4189 W 56 207698 E 04/05-15 27 0 53 28 W 26 43 2 1 W70 4943 W 58 246214 E 04/05-16 27 0 53 28 W 26 1 4372 W 59 222851 E 04/05-17 27 0 51 29 W 26 1 3802 W 61 199489 E 04/05-18 23 0 49 32 W 26 43 4 1 W37 3232 W 62 176126 E 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...CAMBRIA ARMSTRONG REASON FOR REQUEST...WILDFIRE .TAG 20110402.CRYST.02/BOU