FNUS75 KBOU 151514 FWSBOU SPOT FORECAST FOR HALL RANCH...USFS NATIONAL WEATHER SERVICE DENVER CO 814 AM MST SUN JAN 15 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A STRONG WESTERLY FLOW ALOFT TO PREVAIL TODAY AND MONDAY. A WEAK DISTURBANCE AND COLD FRONT WILL MOVE ACROSS THE AREA MONDAY. THE BEST CHANCE FOR SNOW WILL OCCUR MONDAY AFTERNOON INTO MONDAY EVENING. GIVEN THAT THE FLOW ALOFT WILL REMAIN WESTERLY AND HELP KEEP DOWNSLOPE CONDITIONS IN PLACE...IF ANY SNOW FALLS...IT WILL BE LIGHT AND EXPECTED TO BE LESS THAN AN INCH. AIRMASS WILL BECOME SLIGHTLY UNSTABLE MONDAY AFTERNOON SO IF A SNOWBAND IS ABLE TO HOLD TOGETHER AS IS CROSS THE MOUNTAINS...IT MAY PRODUCE AN INCH OR TWO DURING THE AFTERNOON. CHANCES FOR THIS IS LOW HOWEVER. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY(35-45%). MAX TEMPERATURE.....52-56. MIN HUMIDITY........15-20%. 20-FOOT WINDS.......BREEZY. WEST WINDS 15-25 MPH WITH GUSTS UP TO 45 MPH. TRANSPORT WINDS.....WEST 29-40 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900...THEN 2600-3600 FT AGL UNTIL 1700...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0900...THEN FAIR UNTIL 1000...THEN GOOD UNTIL 1100...THEN VERY GOOD UNTIL 1500...THEN GOOD UNTIL 1600...THEN FAIR UNTIL 1700...THEN POOR. HAINES INDEX........5 MODERATE. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY(50-60%). MIN TEMPERATURE.....25-30. MAX HUMIDITY........40-50%. 20-FOOT WINDS.......BREEZY. WEST WINDS 15-25 MPH WITH GUSTS TO 40 MPH. TRANSPORT WINDS.....WEST 24-32 MPH UNTIL 2400...THEN AROUND 20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........5 MODERATE. .MARTIN LUTHER KING JR DAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 1100...THEN CHANCE OF SNOW. MAX TEMPERATURE.....30-45. MIN HUMIDITY........35-45%. 20-FOOT WINDS.......WEST WINDS 14-20 MPH. GUSTS UP TO 30 MPH... BECOMING EAST 4-10 MPH LATE IN THE MORNING. TRANSPORT WINDS.....WEST 21-32 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900. 4600-4800 FT AGL AFTER 1400. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR UNTIL 1200...THEN GOOD UNTIL 1300...THEN VERY GOOD UNTIL 1600...THEN GOOD. HAINES INDEX........4 LOW. FIRE WEATHER TABLE FOR HALL RANCH. +++ 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 WR AT 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 01/15-07 27 0 0 37 26 W26 43 5 1 SW 8 770 W39 26403 P 01/15-08 27 0 0 38 26 W26 43 5 1 S 9 677 W40 23457 P 01/15-09 27 0 0 46 21 W25 40 5 1 S10 1571 W39 50967 F 01/15-10 27 0 0 51 19 W23 37 5 1 S10 2465 W38 78478 G 01/15-11 49 0 0 49 22 W22 35 5 1 S12 3359 W37 105989 V 01/15-12 49 0 0 50 21 W23 36 5 1 S13 3762 W35 110716 V 01/15-13 49 0 0 51 20 W24 38 5 1 S14 4166 W32 115443 V 01/15-14 49 0 0 50 20 W25 40 5 1 S14 4569 W30 120170 V 01/15-15 49 0 0 50 20 W26 43 5 1 S14 3299 W33 89112 G 01/15-16 49 0 0 44 25 W26 43 5 1 S13 2029 W38 58054 F 01/15-17 51 0 0 35 35 W26 43 5 1 S12 758 W41 26996 P 01/15-18 51 0 0 30 43 W24 39 5 1 SW10 608 W37 20417 P 01/15-19 51 0 0 30 43 W22 35 5 1 SW 9 458 W32 13837 P 01/15-20 51 0 0 28 46 W20 31 5 1 SW 8 308 W28 7257 P 01/15-21 62 1 0 27 47 W18 30 5 1 SW 8 291 W25 6499 P 01/15-22 62 1 0 25 49 W18 30 4 1 S 8 274 W24 5740 P 01/15-23 62 1 0 25 48 W18 30 4 1 S 8 256 W22 4981 P 01/16-00 62 1 0 25 46 W18 29 4 1 S 8 313 W22 6075 P 01/16-01 59 5 1 26 45 W17 28 5 1 S 9 370 W22 7168 P 01/16-02 59 5 1 25 46 W17 28 5 1 S13 427 W22 8262 P 01/16-03 59 5 1 25 47 W18 29 4 1 S18 446 W21 8122 P 01/16-04 59 5 1 25 49 W18 30 3 1 SW26 466 W20 7983 P 01/16-05 59 20 4 26 49 W20 31 4 1 SW18 332 W22 6420 P 01/16-06 59 20 4 26 51 W20 32 4 1 SW15 491 W24 10703 P 01/16-07 59 20 4 25 56 W20 32 3 1 SW14 650 W25 14986 P 01/16-08 59 20 4 26 58 W20 31 3 1 SW16 809 W28 19269 P 01/16-09 59 20 4 27 59 W18 29 3 1 SW23 1160 W28 28584 P 01/16-10 59 20 4 28 60 W16 26 3 1 SW32 1511 W29 37898 P 01/16-11 72 30 9 29 61 W15 24 3 1 SW41 1862 W29 47212 F 01/16-12 72 30 9 29 61 W16 25 3 1 SW48 2808 W31 79811 G 01/16-13 72 30 9 30 61 W17 28 2 1 W55 3755 W33 112409 V 01/16-14 72 30 9 30 62 W17 28 2 1 W59 4702 W36 145007 V 01/16-15 72 30 9 29 61 W15 23 2 1 W60 4701 W29 118199 V 01/16-16 72 30 9 27 63 NW12 12 2 1 W60 4700 W22 91390 G 01/16-17 72 10 2 22 71 NW 9 9 2 1 W59 4699 W16 64581 G 01/16-18 72 10 2 20 71 NW12 12 2 1 W62 4503 W22 83256 G 01/16-19 72 10 2 18 69 W14 22 2 1 W64 4306 W28 101930 V 01/16-20 45 10 2 16 67 W16 25 2 1 W64 4110 W33 120605 V 01/16-21 45 10 2 14 66 W15 24 2 1 W60 3538 W31 98452 G 01/16-22 45 10 2 12 67 W13 21 2 1 W52 2966 W29 76298 G 01/16-23 45 0 0 11 70 W10 10 2 1 W46 2394 W26 54145 F 01/17-00 45 0 0 9 77 W 9 9 2 1 W41 2044 W23 43210 F 01/17-01 15 0 0 8 86 W 9 9 3 1 W39 1694 W21 32275 P 01/17-02 15 0 0 8 94 W 9 9 3 1 W40 1343 W18 21340 P 01/17-03 15 0 0 7 95 W 9 9 3 1 W46 1249 W18 20054 P 01/17-04 15 0 0 7 93 W10 10 3 1 W53 1155 W18 18767 P 01/17-05 20 0 0 7 90 W12 18 3 1 W60 1061 W18 17481 P 01/17-06 20 0 0 7 92 W13 21 3 1 W63 1311 W23 28110 P 01/17-07 20 0 0 8 92 W14 23 3 1 W64 1560 W28 38740 P 01/17-08 20 0 0 12 82 W15 24 3 1 W66 1810 W31 49369 F 01/17-09 20 0 0 16 71 W14 22 3 1 W70 2520 W33 76805 G 01/17-10 20 0 0 20 62 W12 18 2 1 W75 3229 W36 104242 V 01/17-11 14 0 0 23 54 W10 10 2 1 W77 3939 W38 131678 V 01/17-12 14 0 0 26 48 W12 12 2 1 W76 4231 W41 151930 E 01/17-13 14 0 0 29 43 W13 21 2 1 W71 4523 W44 172182 E 01/17-14 14 0 0 29 40 W15 24 2 1 W67 4815 W46 192434 E 01/17-15 14 0 0 29 38 W16 25 2 1 W64 4330 W46 173394 E 01/17-16 14 0 0 28 37 W17 29 3 1 W62 3846 W46 154355 E 01/17-17 9 0 0 25 38 W21 33 3 1 W61 3361 W46 135316 V 01/17-18 9 0 0 24 40 W26 41 3 1 W59 2670 W48 110337 V 01/17-19 9 0 0 22 44 W32 52 4 1 W58 1979 W52 85358 G 01/17-20 9 0 0 21 47 W38 61 4 1 W59 1288 W54 60379 G 01/17-21 9 0 0 20 50 W41 67 4 1 W62 976 W52 45241 F 01/17-22 9 0 0 18 54 W44 69 4 1 W69 663 W51 30103 P 01/17-23 9 0 0 17 56 W44 70 4 1 W75 351 W49 14965 P 01/18-00 9 0 0 17 58 W43 69 4 1 W81 333 W46 13488 P 01/18-01 9 0 0 16 60 W41 66 4 1 W85 316 W44 12012 P 01/18-02 9 0 0 15 61 W38 61 4 1 W90 298 W40 10536 P 01/18-03 9 0 0 15 62 W35 55 4 1 W93 295 W38 9674 P 01/18-04 9 0 0 15 63 W30 48 3 1 W96 292 W35 8812 P 01/18-05 35 6 1 15 66 W26 43 3 1 W97 289 W31 7951 P KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST /24-HOUR CLOCK LOCAL TIME/ VALID AT SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION 0.01 INCH /PERCENT/ WR - PROBABILITY OF WETTING RAIN 0.1 INCH /PERCENT/ AT - 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...J STALNACKER REASON FOR REQUEST...PRESCRIBED .TAG 20120116.HALLR.01/BOU