FNUS75 KBOU 101527 FWSBOU SPOT FORECAST FOR RALSTON ROOST PILES...CSFS NATIONAL WEATHER SERVICE DENVER CO 827 AM MST THU FEB 10 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A MODERATE NORTHWEST FLOW PATTERN ALOFT WILL CONTINUE ACROSS THE REGION TODAY AND TONIGHT. SURFACE HIGH PRESSURE WILL CONTINUE OVER WESTERN COLORADO WITH WEAK PRESSURE GRADIENTS OVER THE EASTERN PLAINS. TEMPERATURES AT MID LEVELS WILL BE RISING THROUGH THE DAY...MAINTAINING THE STRENGTH OF LOW LEVEL INVERSIONS AND KEEPING SMOKE DISPERSAL VALUES POOR. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....20-26. MIN HUMIDITY........38-44%. 20-FOOT WINDS.......WEST WINDS 8-14 MPH WITH GUSTS TO 24 MPH. TRANSPORT WINDS.....NORTHWEST 16-22 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000...THEN 1000-1800 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 VERY LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(30-40%). MIN TEMPERATURE.....10-14. MAX HUMIDITY........76-84%. 20-FOOT WINDS.......BREEZY. WEST WINDS 16-24 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....WEST 18-26 MPH. MIXING HEIGHT.......1000 FT AGL UNTIL 1900...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 VERY LOW. .FRIDAY... SKY/WEATHER.........PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....28-34. MIN HUMIDITY........54-60%. 20-FOOT WINDS.......WEST WINDS 12-20 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....NORTHWEST 24-32 MPH UNTIL 1200...THEN 16-22 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900...THEN 1200-2200 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........3 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...MOSTLY CLEAR. LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND 23 MPH WITH GUSTS TO 40 MPH. .SUNDAY...MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE LOWER 40S. WEST WINDS AROUND 19 MPH WITH GUSTS TO 45 MPH. .MONDAY...MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE MID 40S. WEST WINDS AROUND 11 MPH WITH GUSTS TO 25 MPH. FIRE WEATHER TABLE FOR RALSTON ROOST PILES. +++ 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 02/10-08 60 5 4 74 W 23 41 3 1 NW28 444 W 26 10037 P 02/10-09 60 5 8 63 W 22 1 761 W 24 14947 P 02/10-10 60 5 12 56 W 20 1 1079 NW 22 19856 P 02/10-11 56 5 16 49 W 18 33 3 1 NW37 1396 NW 21 24766 P 02/10-12 56 5 19 44 W 18 1 1560 NW 22 29827 P 02/10-13 56 5 21 42 W 18 1 1723 NW 23 34888 P 02/10-14 56 5 22 41 W 18 33 3 1 NW31 1886 NW 24 39948 P 02/10-15 56 5 22 42 W 20 1 1606 NW 23 33247 P 02/10-16 56 5 21 44 W 20 1 1326 NW 23 26545 P 02/10-17 37 5 20 46 W 21 37 3 1 NW41 1045 NW 22 19843 P 02/10-18 37 5 19 48 W 21 1 926 W 22 17858 P 02/10-19 37 5 18 50 W 21 1 807 W 23 15872 P 02/10-20 37 5 17 51 W 21 37 3 1 NW38 688 W 23 13887 P 02/10-21 37 5 16 53 W 22 1 669 W 24 14126 P 02/10-22 37 5 15 55 W 22 1 649 W 25 14365 P 02/10-23 37 5 15 57 W 23 41 3 1 N28 630 W 26 14604 P 02/11-00 37 5 14 59 W 23 1 636 W 28 15381 P 02/11-01 37 5 14 62 W 23 1 643 W 29 16159 P 02/11-02 37 5 13 65 W 23 41 3 1 NW23 649 W 30 16936 P 02/11-03 37 5 13 68 W 23 1 639 W 32 17915 P 02/11-04 37 5 13 71 W 22 1 628 W 35 18894 P 02/11-05 26 1 13 74 W 22 39 3 1 NW39 618 NW 37 19874 P 02/11-06 26 1 13 79 W 22 1 702 NW 35 20837 P 02/11-07 26 1 15 79 W 22 1 787 NW 32 21801 P 02/11-08 26 1 17 76 W 22 39 3 1 NW44 871 NW 30 22764 P 02/11-09 26 1 20 74 W 21 1 1182 NW 28 27515 P 02/11-10 26 1 24 67 W 21 1 1557 NW 26 33866 P 02/11-11 26 0 27 61 W 20 31 2 1 N48 1931 NW 24 40217 F 02/11-12 26 0 28 59 W 18 1 1992 NW 23 39297 P 02/11-13 26 0 30 58 W 18 1 2054 NW 22 38377 P 02/11-14 26 0 30 57 W 17 28 2 1 N47 2115 NW 21 37457 P 02/11-15 26 0 30 58 W 17 1 1809 NW 22 33883 P 02/11-16 26 0 29 60 W 17 1 1504 W 24 30308 P 02/11-17 34 0 28 62 W 17 28 3 1 NW31 1198 W 25 26734 P 02/11-18 34 0 26 63 W 18 1 991 W 29 23471 P 02/11-19 34 0 25 63 W 18 1 785 W 31 20209 P 02/11-20 34 0 24 63 W 20 31 3 1 NW30 578 W 33 16946 P 02/11-21 34 0 23 62 W 21 1 514 W 35 15156 P 02/11-22 34 0 22 59 W 21 1 451 W 35 13366 P 02/11-23 35 0 22 58 W 22 35 3 1 NW31 387 W 35 11576 P 02/12-00 35 0 22 56 W 23 1 381 W 36 11716 P 02/12-01 35 0 21 55 W 23 1 375 W 37 11856 P 02/12-02 35 0 21 55 W 24 39 4 1 N24 370 W 37 11996 P 02/12-03 35 0 21 54 W 24 1 347 W 37 11159 P 02/12-04 35 0 21 55 W 24 1 324 W 37 10321 P 02/12-05 26 0 21 57 W 24 39 3 1 NW24 301 W 37 9484 P 02/12-06 26 0 21 61 W 24 1 291 W 35 8844 P 02/12-07 26 0 21 66 W 23 1 281 W 33 8203 P 02/12-08 26 0 23 69 W 23 37 3 1 NW35 271 W 32 7563 P 02/12-09 26 0 26 66 W 22 1 624 W 37 22636 P 02/12-10 26 0 30 60 W 21 1 977 W 41 37709 P 02/12-11 11 0 34 55 W 21 33 2 1 NW25 1330 W 46 52782 F 02/12-12 11 0 36 52 W 22 1 1535 NW 48 66116 G 02/12-13 11 0 37 49 W 22 1 1740 NW 52 79449 G 02/12-14 11 0 38 47 W 23 37 3 1 NW14 1945 NW 55 92783 G 02/12-15 11 0 38 46 W 23 1 1682 NW 53 78505 G 02/12-16 11 0 37 46 W 22 1 1419 W 52 64227 G 02/12-17 18 0 35 46 W 22 35 3 1 NW18 1156 W 49 49949 F 02/12-18 18 0 34 46 W 22 1 916 W 47 38634 P 02/12-19 18 0 33 47 W 22 1 677 W 45 27318 P 02/12-20 18 0 31 47 W 22 35 3 1 NW49 437 W 43 16003 P 02/12-21 18 0 31 46 W 23 1 398 W 41 14341 P 02/12-22 18 0 30 45 W 23 1 359 W 40 12679 P 02/12-23 15 0 30 44 W 24 39 4 1 NW45 319 W 39 11018 P 02/13-00 17 0 30 43 W 25 1 302 W 39 10363 P 02/13-01 19 0 29 43 W 25 1 284 W 39 9708 P 02/13-02 22 0 29 42 W 26 43 4 1 NW36 266 W 39 9053 P 02/13-03 24 0 29 42 W 26 1 246 W 39 8395 P 02/13-04 26 0 29 42 W 26 1 226 W 39 7737 P 02/13-05 28 5 29 43 W 26 43 5 1 NW37 206 W 39 7079 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 $$ DANKERS...WFO BOULDER REQUESTED BY...ALLEN GALAMORE REASON FOR REQUEST...PRESCRIBED .TAG 20110210.RALST.01/BOU