FNUS75 KBOU 081218 FWSBOU SPOT FORECAST FOR WHITE RANCH 6B...JEFFERSON COUNTY NATIONAL WEATHER SERVICE DENVER CO 510 AM MST WED FEB 8 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK UPPER TROUGH WILL PASS OVER THE AREA TONIGHT BRINGING HIGH CLOUDS AND INCREASED WINDS ALOFT. THE BURN AREA WILL BE NEAR THE TOP OF AN INVERSION...SO MIXING WILL BE LIMITED THIS MORNING. THE INVERSION WILL LIKELY BE BROKEN THIS AFTERNOON GIVING A COUPLE OF HOURS OF FAIR SMOKE DISPERSAL. THIS ASSUMES THAT THE WIND REMAINS WEST...IF IT SHIFTS TO EAST THEN MIXING WILL BE LESS. TOMORROW THERE WILL BE A LITTLE LESS WIND BUT DEEPER MIXING AND AGAIN THERE WILL BE A PERIOD OF FAIR DISPERSAL IN THE AFTERNOON. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. MAX TEMPERATURE.....37-40. 20-FOOT WINDS.......WEST WINDS 6-12 MPH. TRANSPORT WINDS.....WEST 10 MPH INCREASING TO 20 MPH. MIXING HEIGHT.......RISING TO 1000 FT AGL BY 1100...THEN 2000 FT AGL BY 1300. SMOKE DISPERSAL.....POOR...EXCEPT FAIR FROM 1300 TO 1600. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. MIN TEMPERATURE.....20-24. 20-FOOT WINDS.......WEST WINDS 8-16 MPH WITH GUSTS TO 25 MPH. TRANSPORT WINDS.....WEST AROUND 15 MPH. MIXING HEIGHT.......LOWERING TO 1000 FT AGL BY 0200. SMOKE DISPERSAL.....POOR. .THURSDAY... SKY/WEATHER.........PARTLY CLOUDY UNTIL 1100...THEN MOSTLY SUNNY. MAX TEMPERATURE.....35-40. 20-FOOT WINDS.......NORTHWEST WINDS 5-10 MPH. TRANSPORT WINDS.....NORTHWEST 10 MPH. MIXING HEIGHT.......RISING TO 4000 FT AGL BY 1100 AND 6000 FT AGL BY 1400. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR UNTIL 1600...THEN POOR. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...PARTLY CLOUDY. LOWS AROUND 17. HIGHS IN THE UPPER 30S. WEST WINDS AROUND 10 MPH WITH GUSTS TO 20 MPH. .SATURDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 1800. LOWS AROUND 18. HIGHS IN THE MID 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 1800. LOWS AROUND 19. HIGHS IN THE MID 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. FIRE WEATHER TABLE FOR WHITERANCH 6B. +++ 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 02/08-04 46 0 0 11 78 W 9 16 4 1 W43 116 W 9 802 P 02/08-05 61 0 0 8 89 W13 20 4 1 W43 86 W13 920 P 02/08-06 61 0 0 9 88 W13 21 4 1 W40 92 W13 999 P 02/08-07 61 0 0 9 88 W13 21 3 1 W37 97 W13 1078 P 02/08-08 61 0 0 11 84 W13 21 3 1 W35 103 W13 1157 P 02/08-09 61 0 0 16 69 W13 21 3 1 W35 179 W14 2407 P 02/08-10 61 0 0 23 53 W13 21 2 1 NW35 256 W16 3657 P 02/08-11 82 6 1 28 43 W13 21 2 1 NW36 332 W17 4907 P 02/08-12 82 6 1 32 38 W13 21 2 1 NW36 762 W21 16256 P 02/08-13 82 6 1 34 35 W13 21 2 1 NW36 1191 W24 27606 P 02/08-14 82 6 1 35 35 W13 21 2 1 NW36 1620 W28 38955 P 02/08-15 82 6 1 35 37 W13 20 2 1 NW37 1186 W23 27212 P 02/08-16 82 6 1 34 42 W12 18 2 1 NW38 752 W18 15469 P 02/08-17 69 10 2 32 48 W12 18 2 1 NW39 318 W14 3726 P 02/08-18 69 10 2 30 50 W13 21 2 1 NW39 292 W14 3459 P 02/08-19 69 10 2 28 51 W14 23 2 1 NW39 266 W14 3191 P 02/08-20 69 10 2 27 51 W15 24 2 1 W38 240 W14 2924 P 02/08-21 69 10 2 25 54 W14 22 2 1 W37 231 W13 2634 P 02/08-22 69 10 2 24 56 W12 20 2 1 W35 223 W12 2344 P 02/08-23 69 10 2 23 58 W10 16 2 1 W33 214 W12 2054 P 02/09-00 69 10 2 22 60 W10 16 2 1 W31 216 W12 2149 P 02/09-01 69 10 2 22 60 W12 17 2 1 W30 218 W12 2243 P 02/09-02 69 10 2 21 61 W12 18 2 1 W28 220 W13 2337 P 02/09-03 69 10 2 21 62 W12 18 2 1 W24 227 W12 2273 P 02/09-04 69 10 2 21 63 W10 17 2 1 NW21 234 W10 2210 P 02/09-05 30 0 0 21 63 W10 10 2 1 NW20 248 W10 2293 P 02/09-06 30 0 0 21 58 W10 10 2 1 NW20 261 W10 2443 P 02/09-07 30 0 0 22 54 W10 10 2 1 NW20 274 W10 2594 P 02/09-08 30 0 0 24 49 W10 10 2 1 NW18 287 W12 2744 P 02/09-09 30 0 0 27 46 W 9 9 2 1 NW18 1221 W10 9112 P 02/09-10 30 0 0 29 46 W 7 7 2 1 NW17 2156 NW 9 15480 P 02/09-11 23 0 0 31 45 W 6 6 2 1 NW17 3091 NW 8 21848 P 02/09-12 23 0 0 33 42 NW 5 5 2 1 NW17 3949 NW 9 32869 P 02/09-13 23 0 0 34 40 NW 3 3 2 1 NW18 4807 NW10 43891 F 02/09-14 23 0 0 35 39 NW 3 3 2 1 NW18 5665 NW12 54912 F 02/09-15 23 0 0 34 39 NW 3 3 2 1 NW20 4409 NW10 41126 F 02/09-16 23 0 0 33 40 NW 5 5 2 1 NW20 3153 NW 9 27340 P 02/09-17 28 0 0 30 43 NW 5 5 2 1 NW21 1897 NW 8 13554 P 02/09-18 28 0 0 28 46 NW 5 5 2 1 NW21 1381 NW 8 9690 P 02/09-19 28 0 0 26 49 W 6 6 2 1 NW20 865 W 7 5826 P 02/09-20 28 0 0 25 52 W 6 6 2 1 NW20 348 W 7 1962 P 02/09-21 28 0 0 23 54 W 6 6 2 1 NW21 301 W 7 1692 P 02/09-22 28 0 0 22 57 W 7 7 2 1 NW22 255 W 7 1422 P 02/09-23 9 0 0 21 58 W 7 7 2 1 NW22 208 W 7 1152 P 02/10-00 9 0 0 20 59 W 7 7 2 1 NW23 205 W 7 1288 P 02/10-01 9 0 0 19 60 W 8 8 2 1 NW24 203 W 8 1423 P 02/10-02 9 0 0 19 60 W 8 8 2 1 NW24 201 W 9 1558 P 02/10-03 9 0 0 18 59 W 9 9 2 1 NW24 193 W 9 1611 P 02/10-04 9 0 0 18 59 W 9 9 2 1 NW24 186 W10 1664 P 02/10-05 12 0 0 18 58 W10 10 2 1 NW24 178 W12 1717 P 02/10-06 12 0 0 18 60 W12 12 2 1 NW24 214 W12 2093 P 02/10-07 12 0 0 20 60 W12 12 2 1 NW25 249 W12 2470 P 02/10-08 12 0 0 22 57 W12 18 2 1 NW26 285 W12 2847 P 02/10-09 12 0 0 26 51 W12 12 2 1 NW29 976 W14 13984 P 02/10-10 12 0 0 29 48 W10 10 2 1 NW31 1667 W16 25122 P 02/10-11 47 0 0 32 43 W 9 9 2 1 NW35 2357 W17 36260 P 02/10-12 47 0 0 34 41 W 8 8 2 1 NW37 3011 W20 52184 F 02/10-13 47 0 0 36 40 W 8 8 2 1 NW38 3666 W21 68108 G 02/10-14 47 0 0 36 40 W 8 8 2 1 NW39 4320 W22 84031 G 02/10-15 47 0 0 36 43 W 9 9 2 1 NW40 3678 W23 73351 G 02/10-16 47 0 0 34 48 W12 12 2 1 NW40 3036 W24 62671 G 02/10-17 53 0 0 32 55 W13 21 2 1 NW40 2394 W25 51991 F 02/10-18 53 0 0 30 58 W13 21 2 1 NW38 1705 W21 35906 P 02/10-19 53 0 0 28 59 W13 20 2 1 NW37 1016 W17 19821 P 02/10-20 53 0 0 26 59 W12 18 2 1 NW36 328 W13 3736 P 02/10-21 53 0 0 24 60 W10 10 2 1 NW36 301 W12 3176 P 02/10-22 53 0 0 23 61 W10 10 2 1 NW36 274 W10 2617 P 02/10-23 34 0 0 22 60 W 9 9 2 1 NW37 247 W 9 2058 P 02/11-00 34 0 0 21 60 W 9 9 2 1 NW38 222 W 9 1853 P 02/11-01 34 0 0 20 59 W 9 9 2 1 NW39 198 W 9 1648 P 02/11-02 34 0 0 20 59 W 9 9 2 1 NW39 173 W 9 1443 P 02/11-03 34 0 0 19 59 W 9 9 2 1 NW38 173 W 9 1389 P 02/11-04 34 0 0 19 60 W 9 9 2 1 NW37 173 W 9 1335 P 02/11-05 34 8 2 19 62 W 8 8 2 1 NW36 173 W 8 1281 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...GIMMESTAD REQUESTED BY...KEITH BOL REASON FOR REQUEST...PRESCRIBED .TAG 20120208.WHITE.01/BOU