FNUS75 KBOU 242250 FWSBOU SPOT FORECAST FOR ELK SURVEY...USFS NATIONAL WEATHER SERVICE DENVER CO 442 PM MDT WED MAR 24 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE ALOFT WILL BUILD OVER THE AREA TONIGHT AND THURSDAY WITH A DRY AND STABLE AIRMASS DEVELOPING. FOR THIS EVENING...A FEW LINGERING SNOW SHOWERS AND SOME CLOUDS BEFORE CLEARING OVERNIGHT. THERE WILL BE SOME INCREASE IN HIGH LEVEL CLOUDS ON THURSDAY AHEAD OF THE NEXT STORM SYSTEM. GUSTY WINDS WILL ALSO DEVELOP THURSDAY AFTERNOON AS THE FLOW ALOFT TURNS MORE WESTERLY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(50-60%) WITH ISOLATED SNOW SHOWERS UNTIL 2000...THEN MOSTLY CLEAR. MIN TEMPERATURE.....6. MAX HUMIDITY........78%. WIND (20 FT)........WEST 9-15 MPH. TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......3600-4600 FT AGL UNTIL 2000...THEN 400-1400 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(50-60%). MAX TEMPERATURE.....33. MIN HUMIDITY........32%. WIND (20 FT)........WEST 12-19 MPH. GUSTS TO 35 MPH OVER EXPOSED RIDGES AFTER 1400. TRANSPORT WINDS.....WEST 12-16 MPH UNTIL 1200...THEN 17-28 MPH. MIXING HEIGHT.......2000-3000 FT AGL UNTIL 1400...THEN 4400-5400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1200...THEN FAIR. VERY GOOD AFTER 1500. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY NIGHT... SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF SNOW AFTER 2400. MIN TEMPERATURE.....13. MAX HUMIDITY........85%. WIND (20 FT)........WEST 13-21 MPH. TRANSPORT WINDS.....WEST 17-28 MPH. MIXING HEIGHT.......2600-3600 FT AGL UNTIL 2000...THEN 400-1400 FT AGL. SMOKE DISPERSAL.....GOOD UNTIL 1900. POOR AFTER 2100. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY... SKY/WEATHER.........CLOUDY. CHANCE OF SNOW UNTIL 1200...THEN SNOW LIKELY. MAX TEMPERATURE.....32. MIN HUMIDITY........48%. WIND (20 FT)........SOUTHWEST 13-19 MPH UNTIL 1500...THEN WEST 5-9 MPH. TRANSPORT WINDS.....WEST 17-28 MPH. MIXING HEIGHT.......600-1600 FT AGL UNTIL 1100...THEN 5600-6600 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1200. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...SNOW LIKELY UNTIL 0600...THEN CHANCE OF SNOW UNTIL 1800...THEN SLIGHT CHANCE OF SNOW. LOWS AROUND 17. HIGHS IN THE LOWER 30S. NORTHWEST WINDS AROUND 19 MPH WITH GUSTS TO AROUND 35 MPH. .SUNDAY...MOSTLY CLEAR. SLIGHT CHANCE OF SNOW UNTIL 0600. LOWS AROUND 16. HIGHS IN THE UPPER 30S. NORTHWEST WINDS AROUND 21 MPH WITH GUSTS TO AROUND 40 MPH. .MONDAY...PARTLY CLOUDY. LOWS AROUND 19. HIGHS IN THE MID 40S. BREEZY. WEST WINDS AROUND 25 MPH WITH GUSTS TO AROUND 40 MPH. .TUESDAY...PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE UPPER 40S. WINDY. SOUTHWEST WINDS AROUND 33 MPH WITH GUSTS TO AROUND 55 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR ELK SURVEY. +++ 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 03/24-16 52 20 27 47 NE 3 1 6577 N 7 42895 F 03/24-17 52 20 26 49 N 2 1 5721 NW 7 34092 P 03/24-18 23 0 23 55 NW 2 2 4 1 N22 4864 NW 6 25290 P 03/24-19 23 0 21 58 NW 3 1 3355 NW 6 17440 P 03/24-20 23 0 18 62 W 5 1 1846 W 6 9591 P 03/24-21 23 0 15 68 W 6 6 3 1 N39 337 W 6 1742 P 03/24-22 23 0 12 72 W 7 1 293 W 6 1573 P 03/24-23 23 0 11 74 W 7 1 248 W 7 1404 P 03/25-00 22 0 10 75 W 8 8 5 1 N35 203 W 7 1235 P 03/25-01 22 0 8 77 W 9 1 186 W 8 1238 P 03/25-02 22 0 8 77 W 10 1 168 W 9 1241 P 03/25-03 22 0 7 78 W 12 12 6 1 NW36 151 W 9 1244 P 03/25-04 22 0 7 78 W 13 1 155 W 10 1356 P 03/25-05 22 0 7 77 W 13 1 158 W 10 1467 P 03/25-06 28 0 7 76 W 14 22 5 1 NW38 162 W 12 1578 P 03/25-07 28 0 8 75 W 13 1 211 W 12 2043 P 03/25-08 28 0 11 67 W 13 1 260 W 12 2508 P 03/25-09 28 0 14 58 W 13 13 5 1 NW35 310 W 12 2973 P 03/25-10 28 0 19 49 W 14 1 1048 W 13 14737 P 03/25-11 28 0 23 42 W 14 1 1787 W 15 26500 P 03/25-12 56 0 26 38 W 15 24 5 1 W30 2525 W 17 38264 P 03/25-13 56 0 29 35 W 15 1 3541 W 20 66676 G 03/25-14 56 0 31 33 W 15 1 4558 W 23 95088 G 03/25-15 56 0 32 32 W 15 24 4 1 W37 5574 W 25 123500 V 03/25-16 56 0 32 33 W 15 1 4887 W 26 112303 V 03/25-17 56 0 30 35 W 16 1 4199 W 28 101105 V 03/25-18 86 0 29 39 W 15 24 4 1 W41 3512 W 30 89908 G 03/25-19 86 0 27 42 W 16 1 2612 W 29 66524 G 03/25-20 86 0 24 46 W 16 1 1712 W 29 43141 F 03/25-21 86 0 21 52 W 17 17 4 1 W41 813 W 28 19758 P 03/25-22 86 0 19 56 W 18 1 629 W 26 14829 P 03/25-23 86 0 18 59 W 18 1 445 W 24 9900 P 03/26-00 96 20 17 79 W 18 18 4 1 W40 261 W 22 4972 P 03/26-01 96 20 15 82 W 17 1 238 W 21 4311 P 03/26-02 96 20 15 83 W 16 1 215 W 20 3650 P 03/26-03 96 20 14 84 W 15 15 4 1 W44 193 W 17 2989 P 03/26-04 96 20 14 85 W 16 1 208 W 18 3330 P 03/26-05 96 20 14 84 W 16 1 224 W 18 3671 P 03/26-06 97 40 14 83 W 16 16 4 1 SW38 239 W 20 4012 P 03/26-07 97 40 15 82 SW 16 1 323 SW 20 5494 P 03/26-08 97 40 16 79 SW 15 1 408 SW 20 6976 P 03/26-09 97 40 19 71 SW 15 15 4 1 SW36 492 SW 20 8458 P 03/26-10 97 40 22 64 SW 14 1 1930 SW 23 46882 F 03/26-11 97 40 25 59 SW 14 1 3368 SW 26 85306 G 03/26-12 97 60 27 55 SW 13 13 4 1 SW39 4806 W 30 123730 V 03/26-13 97 60 29 51 W 12 1 5507 W 26 123757 V 03/26-14 97 60 30 49 W 8 1 6209 W 24 123783 V 03/26-15 97 60 31 48 W 6 6 4 1 SW25 6910 W 21 123810 V 03/26-16 97 60 31 48 W 6 1 6759 W 18 110970 V 03/26-17 97 60 30 49 W 7 1 6608 W 17 98130 G 03/26-18 97 60 28 52 W 8 8 4 1 SW22 6457 W 15 85291 G 03/26-19 97 60 27 53 W 10 1 6131 W 17 90509 G 03/26-20 97 60 25 57 W 13 1 5806 W 20 95728 G 03/26-21 97 60 23 62 NW 15 15 4 1 SW20 5480 NW 21 100947 V 03/26-22 97 60 22 65 NW 17 1 5235 NW 22 98484 G 03/26-23 97 60 21 67 NW 18 1 4990 NW 22 96021 G 03/27-00 97 60 20 68 NW 20 30 4 1 SW17 4746 NW 23 93559 G 03/27-01 97 60 19 70 NW 18 1 4698 NW 22 89931 G 03/27-02 89 60 19 70 NW 17 1 4650 NW 22 86304 G 03/27-03 89 60 18 70 NW 17 17 4 1 SW12 4602 NW 21 82677 G 03/27-04 89 60 18 70 NW 17 1 4859 NW 22 93154 G 03/27-05 89 60 18 70 NW 16 1 5115 NW 23 103632 V 03/27-06 89 40 18 69 NW 16 16 4 1 S 6 5371 NW 24 114110 V 03/27-07 89 40 19 70 NW 17 1 5769 NW 24 118081 V 03/27-08 89 40 20 68 NW 17 1 6167 NW 23 122053 V 03/27-09 89 40 22 65 NW 17 17 4 1 SE 7 6565 NW 22 126024 V 03/27-10 89 40 24 60 NW 18 1 7192 NW 21 129043 V 03/27-11 89 40 26 56 NW 20 1 7818 NW 20 132061 V 03/27-12 89 40 27 54 NW 20 30 4 1 NE10 8444 NW 18 135080 V 03/27-13 89 40 29 51 NW 20 1 8782 NW 21 156140 E 03/27-14 89 40 29 50 NW 20 1 9120 NW 22 177200 E 03/27-15 89 40 30 49 NW 20 30 4 1 N23 9459 N 24 198261 E 03/27-16 89 40 30 49 NW 20 1 8403 N 26 188259 E 03/27-17 89 40 29 50 NW 20 1 7347 N 29 178257 E 03/27-18 67 20 27 53 NW 18 18 4 1 N36 6291 N 31 168255 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/ENTREKIN REQUESTED BY...ROMO DISPATCH REASON FOR REQUEST...SAR .TAG 20100324.ELKSU.01/BOU