FNUS75 KBOU 142132 FWSBOU SPOT FORECAST FOR RMA BLOCK 3A...USFS NATIONAL WEATHER SERVICE DENVER CO 335 PM MDT THU OCT 14 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A LARGE UPPER LEVEL HIGH PRESSURE RIDGE WILL CONTINUE TO ALLOW FOR A DRY AND STABLE AIRMASS OVER THE AREA...WITH A WEAK UPPER LEVEL DISTURBANCE PASSING TO THE NORTH OF COLORADO FRIDAY AFTERNOON. THE NORTHWESTERLY FLOW ALOFT IS EXPECTED BECOME MORE WESTERLY ON FRIDAY WITH WARMER TEMPERATURES AS WELL. A WEAK SURFACE TROUGH WILL SET UP OVER NORTHEAST COLORADO ON FRIDAY. SURFACE WINDS ARE EXPECTED TO BE WEST-NORTHWESTERLY IN THE AFTERNOON. IF THE LOCATION OF THE SURFACE TROUGH SETS UP CLOSER TO THE FRONT RANGE...THEN THE WIND DIRECTION WILL BE MORE VARIABLE. A DRY COLD FRONT WILL MAKE ITS WAY INTO COLORADO FRIDAY NIGHT. AS A RESULT... COOLER TEMPERATURES AND HIGHER RELATIVE HUMIDITIES CAN BE EXPECTED ON SATURDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .FRIDAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....80-82. MIN HUMIDITY........12-15%. 20-FOOT WINDS.......SOUTHWEST WINDS 5-13 MPH UNTIL 1200...THEN NORTHWEST 5-7 MPH. TRANSPORT WINDS.....WEST 8-12 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900...THEN 1200 FT AGL UNTIL 1000...THEN 4000 FT AGL UNTIL 1100...THEN 6800 FT AGL UNTIL 1200...THEN 10600-11600 FT AGL UNTIL 1700...THEN 8800 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR UNTIL 1200...THEN GOOD UNTIL 1400...THEN VERY GOOD UNTIL 1700...THEN GOOD. HAINES INDEX........5 MODERATE. .FRIDAY NIGHT... SKY/WEATHER.........CLEAR. MIN TEMPERATURE.....43-45. MAX HUMIDITY........67-72%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 2100...THEN SOUTHWEST 7-13 MPH. TRANSPORT WINDS.....SOUTHWEST 4-8 MPH. MIXING HEIGHT.......5600 FT AGL UNTIL 1900. BELOW 1000 FT AGL AFTER 2100. SMOKE DISPERSAL.....POOR. HAINES INDEX........5 MODERATE. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....67-69. MIN HUMIDITY........25-27%. 20-FOOT WINDS.......NORTH WINDS 9-15 MPH UNTIL 1200...THEN EAST 6-7 MPH. TRANSPORT WINDS.....SOUTHEAST 4-12 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800...THEN 3200-4200 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1800. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 6 MPH. .MONDAY...CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS UNTIL 0600...THEN CHANCE OF RAIN SHOWERS. MUCH COOLER. LOWS IN THE MID 40S. HIGHS IN THE MID 50S. NORTHEAST WINDS AROUND 9 MPH. .TUESDAY...MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS UNTIL 0600... THEN SLIGHT CHANCE OF RAIN SHOWERS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 50S. NORTHEAST WINDS AROUND 5 MPH. .WEDNESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS UNTIL 0600. LOWS IN THE MID 30S. HIGHS IN THE UPPER 50S. SOUTH WINDS AROUND 5 MPH. FIRE WEATHER TABLE FOR RMA BLOCK 3A. +++ 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 10/14-15 2 0 77 18 SE 5 5 5 1 NW 9 9513 W 5 33675 P 10/14-16 2 0 77 18 SE 3 1 6813 SW 3 23412 P 10/14-17 2 0 75 18 E 2 1 4113 S 3 13149 P 10/14-18 2 0 72 20 E 2 2 4 1 W12 1413 SE 2 2886 P 10/14-19 2 0 67 23 SE 2 1 986 SE 2 2065 P 10/14-20 2 0 64 26 S 2 1 560 S 3 1244 P 10/14-21 2 0 62 29 SW 3 3 4 1 W12 133 SW 3 424 P 10/14-22 2 0 60 30 SW 5 1 132 SW 5 523 P 10/14-23 2 0 58 33 SW 6 1 130 SW 6 623 P 10/15-00 2 0 55 36 SW 7 7 4 1 W12 129 SW 7 723 P 10/15-01 2 0 54 38 SW 7 1 133 SW 7 743 P 10/15-02 2 0 53 41 SW 7 1 137 SW 7 762 P 10/15-03 2 0 51 46 SW 7 7 4 1 W14 142 SW 7 782 P 10/15-04 2 0 50 53 SW 7 1 139 SW 7 822 P 10/15-05 2 0 48 61 S 8 1 136 SW 7 862 P 10/15-06 0 0 48 64 S 8 8 5 1 W14 133 SW 8 902 P 10/15-07 0 0 48 64 S 8 1 468 SW 8 3308 P 10/15-08 0 0 52 52 SW 8 1 802 SW 8 5713 P 10/15-09 0 0 57 39 SW 8 8 5 1 W13 1137 W 8 8119 P 10/15-10 0 0 63 30 SW 7 1 4043 W 8 32906 P 10/15-11 0 0 68 24 W 5 1 6847 W 9 57753 F 10/15-12 0 0 72 20 W 3 3 5 1 W15 9650 W 10 82600 G 10/15-13 0 0 76 16 W 3 1 10431 W 10 96877 G 10/15-14 0 0 82 12 NW 5 1 11212 W 12 111153 V 10/15-15 0 0 80 12 NW 6 6 5 1 W17 11993 W 12 125430 V 10/15-16 0 0 80 11 N 5 1 10377 W 12 108783 V 10/15-17 0 0 77 12 N 3 1 8762 NW 13 92136 G 10/15-18 0 0 74 15 N 2 2 5 1 W15 5534 NW 8 37342 P 10/15-19 0 0 68 19 NE 2 1 3747 W 6 25058 P 10/15-20 0 0 64 25 SE 3 1 1961 W 5 12774 P 10/15-21 0 0 61 32 S 5 5 5 1 SW14 174 SW 3 489 P 10/15-22 0 0 59 36 S 6 1 165 SW 5 609 P 10/15-23 0 0 56 41 S 7 1 156 S 6 729 P 10/16-00 0 0 53 46 S 8 8 4 1 SW17 146 S 7 849 P 10/16-01 0 0 52 49 S 8 1 146 S 7 861 P 10/16-02 0 0 50 52 S 8 1 145 S 7 873 P 10/16-03 0 0 50 55 S 8 8 4 1 SW17 144 S 7 886 P 10/16-04 0 0 48 61 SW 10 1 140 S 7 774 P 10/16-05 0 0 46 67 NW 13 1 135 S 6 663 P 10/16-06 6 0 46 69 N 14 21 4 1 W15 130 S 5 552 P 10/16-07 6 0 45 72 N 14 1 705 SE 8 8281 P 10/16-08 6 0 47 65 N 12 1 1281 NE 12 16009 P 10/16-09 6 0 52 55 N 10 16 2 1 W15 1856 NE 15 23737 P 10/16-10 6 0 55 46 N 9 1 2519 NE 10 16141 P 10/16-11 6 0 58 40 NE 8 1 3182 E 5 8546 P 10/16-12 17 0 61 35 E 7 7 2 1 SW18 3845 CALM 950 P 10/16-13 17 0 66 28 E 7 1 4043 SE 2 10009 P 10/16-14 17 0 67 27 E 7 1 4242 SE 5 19068 P 10/16-15 17 0 67 27 E 7 7 4 1 W22 4440 S 7 28126 P 10/16-16 17 0 67 27 E 7 1 3724 SE 7 23383 P 10/16-17 17 0 65 29 E 6 1 3008 SE 7 18639 P 10/16-18 17 0 62 33 E 6 6 3 1 W21 2292 E 7 13895 P 10/16-19 17 0 59 39 E 6 1 1615 E 7 9855 P 10/16-20 17 0 56 43 SE 6 1 939 SE 8 5815 P 10/16-21 17 0 54 47 SE 6 6 3 1 W16 263 SE 8 1775 P 10/16-22 17 0 53 50 SE 6 1 246 SE 8 1712 P 10/16-23 17 0 51 54 S 7 1 229 S 8 1649 P 10/17-00 32 0 49 59 S 7 7 3 1 W18 211 S 9 1587 P 10/17-01 32 0 49 61 S 7 1 224 S 8 1622 P 10/17-02 32 0 48 64 S 7 1 237 S 8 1658 P 10/17-03 32 0 47 66 S 7 7 4 1 W18 250 SW 8 1693 P 10/17-04 32 0 46 70 S 7 1 242 SW 7 1505 P 10/17-05 32 0 45 73 S 6 1 233 SW 7 1316 P 10/17-06 41 0 45 73 SW 6 6 4 1 W20 225 SW 6 1128 P 10/17-07 41 0 44 74 SW 6 1 374 SW 5 1531 P 10/17-08 41 0 48 61 SW 5 1 523 SW 5 1934 P 10/17-09 41 0 54 48 SW 5 5 4 1 W17 672 SW 3 2337 P 10/17-10 41 0 60 39 SW 3 1 816 SW 3 1876 P 10/17-11 41 0 64 32 CALM 1 961 SW 2 1414 P 10/17-12 56 4 68 27 CALM 1 4 1 W17 1105 CALM 953 P 10/17-13 56 4 75 21 S 3 1 3670 W 2 13126 P 10/17-14 56 4 76 21 E 6 1 6234 W 3 25299 P 10/17-15 56 4 76 21 NE 8 8 5 1 W18 8798 W 5 37473 P 10/17-16 56 4 76 21 NE 8 1 5942 NW 5 25330 P 10/17-17 56 4 74 23 E 8 1 3085 NE 5 13187 P 10/17-18 61 12 70 26 E 7 7 5 2 W14 229 E 6 1045 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 $$ FORECASTER...WFO BOULDER REQUESTED BY...JASON FALLON REASON FOR REQUEST...PRESCRIBED .TAG 20101014.RMABL.01/BOU