FNUS75 KBOU 141624 FWSBOU SPOT FORECAST FOR LITTLE SNAKE PILES...USFS NATIONAL WEATHER SERVICE DENVER/BOULDER CO 857 AM MST WED NOV 14 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...WESTERLY FLOW ALOFT WILL PREVAIL ACROSS THE AREA THROUGH TONIGHT. A WEAK WEATHER SYSTEM WILL MOVE ACROSS WYOMING DURING THE DAY...SPREADING CLOUDS OVER THE REGION. DESPITE FAIRLY LOW MIXING THIS AFTERNOON...THERE WILL BE ENOUGH TRANSPORT WINDS TO PROVIDE FOR DECENT SMOKE DISPERSION THIS AFTERNOON. THE AIRMASS WILL QUICKLY STABILIZE THIS EVENING. A FEW SNOW SHOWERS WILL BE POSSIBLE AROUND MIDNIGHT...BUT NO ACCUMULATION IS EXPECTED. ON THURSDAY... WESTERLY FLOW ALOFT WILL CONTINUE AS HIGH PRESSURE BUILDS INTO THE AREA. CLOUDS WILL CLEAR DURING THE MORNING HOURS. FAIRLY HIGH MIXING HEIGHTS WILL COMBINE WITH BRISK TRANSPORT WINDS TO CREATE DECENT SMOKE DISPERSION DURING THE AFTERNOON. A WEATHER DISTURBANCE IS EXPECTED TO MOVE ACROSS COLORADO SATURDAY BRINGING COLDER AIR AND A CHANCE OF SNOW TO THE REGION. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(50-60%) UNTIL 1100...THEN MOSTLY CLOUDY UNTIL 1400...THEN PARTLY CLOUDY(50-60%). TEMPERATURE.........MAX 30-34. RH..................MIN 47-52%. WIND 20 FT).........SOUTHEAST WINDS 4-8 MPH UNTIL 1200...THEN SOUTH TO SOUTHWEST 9-15 MPH WITH SOME GUSTS TO 25 MPH. MIXING HEIGHT.......2900-3900 FT AGL. TRANSPORT WINDS.....WEST 20-30 MPH. SMOKE DISPERSAL.....FAIR UNTIL 1000...THEN GOOD. CWR.................0 PERCENT. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 2300. TEMPERATURE.........MIN 21-25. RH..................MAX 70-74%. WIND (20 FT)........SOUTH TO SOUTHWEST WINDS 9-15 MPH WITH SOME GUSTS TO 25 MPH UNTIL 0200...THEN DOWNSLOPE/DOWNVALLEY 2-8 MPH. MIXING HEIGHT.......1700-2200 FT AGL. TRANSPORT WINDS.....WEST 15-25 MPH. SMOKE DISPERSAL.....POOR. CWR.................5 PERCENT. .THURSDAY... SKY/WEATHER.........PARTLY CLOUDY(30-40%) UNTIL 1100...THEN MOSTLY SUNNY. TEMPERATURE.........MAX 35-40. WIND (20 FT)........SOUTHEAST 4-10 MPH UNTIL 1100...THEN SOUTH TO SOUTHWEST 5-12 MPH. MIXING HEIGHT.......2400-3400 FT AGL UNTIL 0900...THEN 5400-6400 FT AGL UNTIL 1100...THEN 6700-7700 FT AGL. TRANSPORT WINDS.....WEST 15-20 MPH. SMOKE DISPERSAL.....POOR UNTIL 0800...THEN FAIR. BECOMING VERY GOOD BY 1000. CWR.................0 PERCENT. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...PARTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 30S. SOUTH WINDS 8-10 MPH. .SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. LOWS IN THE MID 20S. HIGHS AROUND 40. SOUTHWEST WINDS 8-11 MPH. .SUNDAY...PARTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS 8-11 MPH. FIRE WEATHER TABLE FOR LITTLE SNAKE 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. FEEDBACK WELCOME. +++ FORECAST SC PP WR AT RH 20-FT G H L 10KFT MIXG TRANS VENTL AJTV VALID AT % % % F % WIND S I A WIND HGT WIND RATE RATNG MPH T L MPH AGL MPH KT-FT 11/14-08 50 0 0 22 65 SW 12 18 2 1 W 54 1318 WSW 22 25268 P 11/14-09 50 0 0 24 62 SW 13 20 2 1 W 54 2153 WSW 24 46939 F 11/14-10 50 0 0 27 58 SW 13 21 2 1 W 53 2987 WSW 25 68609 G 11/14-11 66 0 0 30 53 SW 14 22 2 1 W 53 3822 WSW 28 90279 G 11/14-12 66 0 0 31 52 SW 15 23 2 1 W 54 3898 WSW 28 95310 G 11/14-13 66 0 0 32 49 WSW 15 25 2 1 W 56 3975 W 29100342 V 11/14-14 55 0 0 31 51 WSW 16 25 2 1 W 58 4052 W 30105373 V 11/14-15 55 0 0 30 53 WSW 16 26 2 1 W 58 3413 W 29 85938 G 11/14-16 55 0 0 28 58 WSW 16 26 2 1 W 56 2773 W 26 66504 G 11/14-17 66 7 1 26 63 WSW 16 25 2 1 W 56 2134 WSW 25 47069 F 11/14-18 66 7 1 24 68 WSW 15 24 2 1 W 55 1983 WSW 24 41720 F 11/14-19 66 7 1 23 71 WSW 14 22 2 1 W 54 1832 W 23 36372 P 11/14-20 66 7 1 22 74 WSW 13 21 2 1 W 53 1681 W 21 31023 P 11/14-21 66 7 1 22 73 WSW 12 18 2 1 W 52 1737 W 21 30732 P 11/14-22 66 7 1 22 72 WSW 10 16 2 1 W 52 1792 W 20 30441 P 11/14-23 61 16 3 22 71 WSW 9 15 2 1 W 52 1847 W 18 30150 P 11/15-00 61 16 3 22 69 WSW 8 14 2 1 W 51 1951 W 18 31369 P 11/15-01 61 16 3 22 67 WSW 8 8 2 1 W 51 2055 W 18 32589 P 11/15-02 61 16 3 22 65 WSW 7 7 2 1 W 52 2159 W 18 33808 P 11/15-03 61 16 3 22 64 WSW 7 7 2 1 WNW 53 2125 W 17 31088 P 11/15-04 61 16 3 21 67 WSW 6 6 2 1 WNW 55 2091 W 16 28368 P 11/15-05 34 0 0 21 68 WSW 6 6 2 1 WNW 55 2057 W 14 25648 P 11/15-06 34 0 0 21 70 SW 5 5 2 1 WNW 53 2563 W 14 31813 P 11/15-07 34 0 0 23 67 SW 5 5 2 1 WNW 49 3069 W 14 37977 P 11/15-08 34 0 0 25 65 SSW 3 3 2 1 WNW 45 3575 W 14 44141 F 11/15-09 34 0 0 28 60 SSW 5 5 2 1 WNW 43 5117 W 16 76227 G 11/15-10 34 0 0 32 52 SW 6 6 2 1 WNW 39 6660 W 18108313 V 11/15-11 19 0 0 35 47 SW 7 7 2 1 WNW 37 8202 W 20140399 V 11/15-12 19 0 0 37 45 SW 8 8 2 1 WNW 37 8061 W 20140662 V 11/15-13 19 0 0 37 46 SW 9 9 2 1 W 38 7920 W 21140926 V 11/15-14 19 0 0 36 48 SW 9 9 2 1 W 39 7779 W 21141189 V 11/15-15 19 0 0 34 51 SW 9 9 2 1 W 40 6198 W 20109924 V 11/15-16 19 0 0 31 55 SW 8 8 2 1 WNW 41 4617 WSW 18 78659 G 11/15-17 13 0 0 28 60 SW 8 8 2 1 WNW 41 3036 WSW 18 47393 F 11/15-18 13 0 0 26 64 SW 8 8 2 1 WNW 40 2180 WSW 16 33360 P 11/15-19 13 0 0 25 65 SSW 7 7 2 1 WNW 37 1324 SW 15 19327 P 11/15-20 13 0 0 23 68 SSW 7 7 2 1 WNW 33 469 SW 13 5294 P 11/15-21 13 0 0 23 64 SSW 7 7 2 1 W 30 446 SW 13 4940 P 11/15-22 13 0 0 22 63 SSW 8 8 2 1 W 28 423 SW 13 4586 P 11/15-23 28 0 0 22 59 SSW 8 8 2 1 W 26 400 SW 13 4232 P 11/16-00 28 0 0 22 58 SSW 8 8 2 1 W 28 387 SW 12 4063 P 11/16-01 28 0 0 22 57 SSW 7 7 2 1 W 30 374 SW 12 3895 P 11/16-02 28 0 0 22 57 S 7 7 2 1 W 32 362 SW 12 3727 P 11/16-03 28 0 0 22 56 SSW 8 8 2 1 W 33 357 SW 13 3988 P 11/16-04 28 0 0 22 56 SSW 9 9 3 1 W 33 352 SW 14 4250 P 11/16-05 37 0 0 22 57 SSW 10 10 3 1 W 33 347 SW 15 4511 P 11/16-06 37 0 0 23 56 SSW 9 9 3 1 WSW 33 485 SW 15 6018 P 11/16-07 37 0 0 24 55 S 8 8 4 1 WSW 32 622 SSW 14 7525 P 11/16-08 37 0 0 27 50 S 7 7 4 1 WSW 33 760 SSW 14 9031 P 11/16-09 37 0 0 30 46 S 9 9 3 1 SW 36 2777 SSW 18 59557 F 11/16-10 37 0 0 34 41 SSW 12 12 3 1 SW 40 4795 SW 23110083 V 11/16-11 55 8 2 38 37 SSW 14 22 2 1 SW 45 6812 SW 28160609 E 11/16-12 55 8 2 40 36 SSW 15 24 2 1 SW 47 7098 SW 28171034 E 11/16-13 55 8 2 40 39 SW 15 24 2 1 SW 49 7383 SW 29181459 E 11/16-14 55 8 2 39 42 SW 15 24 2 1 SW 51 7669 SW 29191884 E 11/16-15 55 8 2 37 48 SW 15 23 2 1 SW 51 6719 SW 28164801 E 11/16-16 55 8 2 35 53 SW 14 22 3 1 SW 51 5770 SW 28137719 V 11/16-17 80 22 4 32 61 SW 13 21 3 1 SW 48 4821 SW 26110636 V 11/16-18 80 22 4 30 66 SW 13 20 3 1 SW 45 4262 SW 29104011 V 11/16-19 80 22 4 28 70 SW 12 18 3 1 WSW 41 3703 SW 31 97386 G 11/16-20 80 22 4 26 74 SW 12 18 3 1 WSW 38 3144 WSW 33 90761 G 11/16-21 80 22 4 25 76 SW 12 12 3 1 WSW 37 2942 WSW 31 79219 G 11/16-22 80 22 4 24 78 SW 10 10 3 1 W 38 2740 WSW 28 67676 G 11/16-23 80 22 4 24 78 SW 10 10 3 1 W 38 2538 WSW 25 56133 F 11/17-00 80 22 4 24 77 SW 10 10 3 1 W 38 2767 WSW 26 62586 G 11/17-01 80 22 4 24 77 SW 10 10 3 1 W 38 2996 WSW 26 69039 G 11/17-02 80 22 4 24 78 SW 10 10 3 1 W 37 3225 WSW 26 75492 G 11/17-03 80 22 4 24 77 SW 10 10 3 1 W 37 3424 W 26 76904 G 11/17-04 80 22 4 24 77 SW 9 9 2 1 W 36 3623 W 25 78316 G 11/17-05 63 12 2 24 78 SW 9 9 2 1 W 35 3822 W 24 79728 G KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST VALID AT - /24-HOUR CLOCK LOCAL TIME/ SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION 0.01 INCH /PERCENT/ WR - PROBABILITY OF WETTING RAIN 0.10 INCH /PERCENT/ AT - TEMPERATURE /DEGREES F/ RH - RELATIVE HUMIDITY /PERCENT/ 20-FT WIND - 20-FOOT WIND /MPH/ GST - 20-FOOT WIND GUST /MPH/ HI - HAINES INDEX LAL - LIGHTNING ACTIVITY LEVEL 10KFT WIND - 10000 FEET ABOVE GROUND LEVEL FREE-AIR WINDS /MPH/ MIXG HGT - MIXING HEIGHT /FEET ABOVE GROUND LEVEL/ TRANS 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...D-L REQUESTED BY...LORRA WEST TYPE OF REQUEST...PRESCRIBED .TAG 20121114.LITTL.01/BOU