FNUS75 KBOU 272357 FWSBOU SPOT FORECAST FOR TARRYALL HAYFIELD...OTHER NATIONAL WEATHER SERVICE DENVER CO 557 PM MDT TUE APR 27 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...THE UPPER LEVEL RIDGE OVER THE STATE THIS AFTERNOON WILL BE MOVING EASTWARD ON WEDNESDAY...ALLOWING SOUTHWESTERLY FLOW ALOFT TO BEGIN INCREASING. WARM AND DRY CONDITIONS WILL CONTINUE THROUGH WEDNESDAY...BUT SURFACE WINDS ARE EXPECTED TO INCREASE DURING THE AFTERNOON HOURS. COOLER TEMPERATURES AND MOISTURE WILL BE RETURNING TO THE STATE BY THURSDAY MORNING AS AN UPPER TROUGH MOVES OVER THE NORTHERN ROCKIES. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....30-36. MAX HUMIDITY........44-52%. WIND (20 FT)........WEST WINDS 10-16 MPH UNTIL 2000...THEN DOWNSLOPE/DOWNVALLEY 4-8 MPH. TRANSPORT WINDS.....WEST 24-30 MPH. MIXING HEIGHT.......8000-9000 FT AGL UNTIL 2000. 500-1000 FT AGL AFTER 2200. SMOKE DISPERSAL.....EXCELLENT UNTIL 2100. POOR AFTER 2400. HAINES INDEX........3 VERY LOW. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....62-68. MIN HUMIDITY........12-16%. WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 4-8 MPH UNTIL 0900...THEN WEST 8-14 MPH UNTIL 1400...THEN WEST WINDS 20-28 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....WEST 26-34 MPH UNTIL 1200...THEN SOUTHWEST 35-45 MPH. MIXING HEIGHT.......2000-3000 FT AGL UNTIL 1100. 9500-10500 FT AGL AFTER 1300. SMOKE DISPERSAL.....POOR UNTIL 0800..THEN GOOD. EXCELLENT AFTER 1200. HAINES INDEX........4 LOW. .WEDNESDAY NIGHT... SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2200...THEN SLIGHT CHANCE OF SNOW. MIN TEMPERATURE.....25-30. MAX HUMIDITY........50-60%. WIND (20 FT)........WINDY. SOUTHWEST WINDS 20-30 MPH WITH GUSTS TO 40 MPH. TRANSPORT WINDS.....SOUTHWEST 44-52 MPH UNTIL 2400...THEN 36-40 MPH. MIXING HEIGHT.......7500-8500 FT AGL UNTIL 2000. 2000-2500 FT AGL AFTER 2400. SMOKE DISPERSAL.....EXCELLENT UNTIL 2300...THEN VERY GOOD UNTIL 2400...THEN GOOD UNTIL 0500...THEN VERY GOOD. HAINES INDEX........2 VERY LOW. .THURSDAY... SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. MAX TEMPERATURE.....38-44. MIN HUMIDITY........34-40%. WIND (20 FT)........BREEZY. SOUTHWEST WINDS 16-26 MPH WITH GUSTS TO 34 MPH UNTIL 1500...THEN WEST 12-18 MPH WITH GUSTS TO 26 MPH. TRANSPORT WINDS.....SOUTHWEST 34-40 MPH UNTIL 1200...THEN WEST 20-30 MPH. MIXING HEIGHT.......4500-5500 FT AGL UNTIL 1100. 11000-12000 FT AGL AFTER 1400. SMOKE DISPERSAL.....VERY GOOD UNTIL 0800...THEN EXCELLENT. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN UNTIL 0600. SLIGHT CHANCE OF SNOW. SLIGHT CHANCE OF RAIN AFTER 1200. LOWS AROUND 19. HIGHS IN THE LOWER 40S. NORTHWEST WINDS AROUND 16 MPH WITH GUSTS TO AROUND 35 MPH. .SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. SLIGHT CHANCE OF RAIN AFTER 1200. LOWS IN THE LOWER 20S. HIGHS IN THE LOWER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. SLIGHT CHANCE OF RAIN AFTER 1200. LOWS IN THE MID 20S. HIGHS IN THE UPPER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .MONDAY...CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW UNTIL 0600... THEN SLIGHT CHANCE OF SNOW SHOWERS. LOWS AROUND 30. HIGHS IN THE UPPER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR TARRYALL HAYFIELD. +++ 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 04/27-17 6 0 58 19 W 14 1 9526 W 31 261347 E 04/27-18 9 0 57 21 W 13 13 2 1 W46 9182 W 30 234529 E 04/27-19 9 0 55 23 W 12 1 8023 W 31 211367 E 04/27-20 9 0 51 27 W 9 1 6863 W 32 188205 E 04/27-21 9 0 47 32 W 8 8 2 1 W41 5703 W 33 165042 E 04/27-22 9 0 44 35 W 8 1 4214 W 31 119628 V 04/27-23 9 0 42 38 W 9 1 2724 W 29 74214 G 04/28-00 17 0 41 40 W 10 10 2 1 W21 1235 W 26 28799 P 04/28-01 17 0 39 42 W 12 1 1135 W 29 27824 P 04/28-02 17 0 38 43 W 13 1 1035 W 30 26849 P 04/28-03 17 0 37 45 W 14 22 3 1 SW33 936 W 32 25874 P 04/28-04 17 0 37 45 W 15 1 1034 W 32 29014 P 04/28-05 17 0 37 44 W 15 1 1131 W 32 32154 P 04/28-06 26 0 37 43 W 16 25 4 1 W43 1229 W 33 35294 P 04/28-07 26 0 38 42 W 17 1 1805 W 33 52333 F 04/28-08 26 0 42 38 W 20 1 2382 W 33 69372 G 04/28-09 26 0 46 32 W 21 33 3 1 SW46 2958 W 33 86410 G 04/28-10 26 0 51 26 W 22 1 3978 W 35 123450 V 04/28-11 26 0 55 21 W 26 1 4998 W 37 160490 E 04/28-12 27 8 58 18 W 28 44 3 1 W58 6017 SW 38 197529 E 04/28-13 27 8 60 16 W 26 1 7511 SW 40 267718 E 04/28-14 27 8 61 15 W 26 1 9004 SW 43 337906 E 04/28-15 28 8 62 15 W 28 44 3 1 SW58 10497 SW 45 408094 E 04/28-16 28 8 62 15 W 29 1 9902 SW 46 395745 E 04/28-17 28 8 61 16 SW 28 1 9306 SW 47 383395 E 04/28-18 78 10 58 18 SW 28 44 2 2 SW54 8707 SW 49 374229 E 04/28-19 78 10 55 19 SW 28 2 7618 SW 49 330063 E 04/28-20 78 10 50 22 SW 26 2 6529 SW 51 285897 E 04/28-21 78 10 45 27 SW 25 40 2 2 SW48 5440 SW 51 241731 E 04/28-22 78 20 41 32 SW 23 1 4553 SW 47 193208 E 04/28-23 78 20 38 35 SW 21 1 3665 SW 44 144684 V 04/29-00 93 20 36 39 SW 18 30 2 1 SW52 2778 SW 40 96161 G 04/29-01 93 20 34 42 SW 18 1 2490 SW 39 84315 G 04/29-02 93 20 33 45 SW 20 1 2203 SW 38 72470 G 04/29-03 93 20 31 47 SW 20 31 2 1 SW76 1916 SW 37 60624 G 04/29-04 93 20 31 48 SW 18 1 2675 SW 37 84454 G 04/29-05 93 20 31 48 SW 17 1 3435 SW 37 108284 V 04/29-06 86 20 31 47 SW 16 25 2 3 SW77 4195 SW 36 132115 V 04/29-07 86 20 33 45 SW 17 3 4558 SW 37 148647 V 04/29-08 86 20 32 48 SW 20 3 4921 SW 38 165180 E 04/29-09 86 20 34 45 SW 22 35 2 3 SW61 5285 SW 39 181713 E 04/29-10 86 20 36 43 SW 23 3 6294 SW 38 205883 E 04/29-11 86 20 37 41 SW 23 3 7303 SW 37 230052 E 04/29-12 86 20 39 39 SW 22 35 2 3 SW48 8311 SW 36 254222 E 04/29-13 86 20 40 38 SW 20 3 9482 W 31 244022 E 04/29-14 86 20 40 37 W 17 3 10652 W 26 233821 E 04/29-15 86 20 41 36 W 15 24 2 3 SW23 11822 W 22 223621 E 04/29-16 86 20 40 35 W 15 3 11938 W 20 201003 E 04/29-17 86 20 40 36 NW 15 3 12053 W 17 178385 E 04/29-18 75 20 38 38 NW 15 24 2 1 SW18 12169 W 15 155767 E 04/29-19 75 20 36 41 NW 15 1 9896 W 16 135688 V 04/29-20 75 20 33 47 NW 15 1 7623 NW 18 115608 V 04/29-21 75 20 29 54 NW 15 24 3 1 W15 5351 NW 21 95529 G 04/29-22 75 20 27 60 NW 16 1 5289 NW 21 94868 G 04/29-23 75 20 25 65 NW 17 1 5228 NW 21 94208 G 04/30-00 76 20 24 69 NW 18 30 3 1 W14 5167 NW 21 93547 G 04/30-01 76 20 22 71 NW 18 1 5149 NW 22 95287 G 04/30-02 76 20 21 73 NW 18 1 5131 NW 22 97027 G 04/30-03 76 20 21 74 NW 17 28 3 1 W20 5113 NW 22 98767 G 04/30-04 76 20 20 74 NW 16 1 5128 NW 23 103681 V 04/30-05 76 20 20 72 NW 15 1 5144 NW 24 108595 V 04/30-06 76 20 20 70 NW 14 22 3 1 W26 5159 NW 25 113509 V 04/30-07 76 20 22 66 W 14 1 6412 NW 26 147181 V 04/30-08 76 20 24 59 W 15 1 7664 NW 26 180853 E 04/30-09 76 20 28 52 W 16 25 2 1 NW20 8917 NW 28 214525 E 04/30-10 76 20 32 45 W 17 1 11036 NW 26 250020 E 04/30-11 76 20 35 40 W 18 1 13155 NW 25 285515 E 04/30-12 76 20 37 37 W 20 31 2 1 N10 15274 NW 24 321009 E 04/30-13 76 20 38 35 W 21 1 15872 NW 24 334703 E 04/30-14 76 20 40 33 W 21 1 16470 NW 24 348396 E 04/30-15 76 20 40 33 W 21 33 2 1 NW12 17068 NW 24 362089 E 04/30-16 76 20 40 33 W 21 1 17007 NW 25 370076 E 04/30-17 76 20 40 34 W 21 1 16945 NW 25 378062 E 04/30-18 76 20 38 36 W 20 31 2 1 NW18 16884 NW 26 386048 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 $$ DANKERS...WFO BOULDER REQUESTED BY...KARL COPEMAN REASON FOR REQUEST...PRESCRIBED .TAG 20100428.TARRY.01/BOU