FNUS75 KBOU 051245 FWSBOU SPOT FORECAST FOR NARROWS...USFS NATIONAL WEATHER SERVICE DENVER CO 633 AM MDT WED SEP 5 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE ALOFT ACROSS THE GREAT BASIN WITH A MODERATE WESTERLY FLOW ALOFT ACROSS COLORADO. A WEAK FRONT LAST NIGHT WILL RESULT IN COOLER TEMPERATURES TODAY BUT CONTINUED DRY CONDITIONS. LOW LEVEL INVERSIONS WILL KEEP SMOKE DISPERSAL IN THE POOR TO FAIR CATEOGORY TODAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....80. MIN HUMIDITY........15%. 20-FOOT WINDS.......NORTHWEST WINDS 3-6 MPH UNTIL 0900...THEN VARIABLE 2-5 MPH UNTIL 1100...THEN SOUTHEAST 7-13 MPH. TRANSPORT WINDS.....SOUTHWEST 4-8 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700...THEN 5800-6800 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0700. FAIR AFTER 1700. HAINES INDEX........5 MODERATE. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....57. MAX HUMIDITY........28%. 20-FOOT WINDS.......SOUTH WINDS 5-10 MPH UNTIL 2100...THEN WEST 5-11 MPH. TRANSPORT WINDS.....SOUTH AROUND 8 MPH UNTIL 2400...THEN WEST. MIXING HEIGHT.......4600-5600 FT AGL UNTIL 2000. BELOW 1000 FT AGL AFTER 2300. SMOKE DISPERSAL.....FAIR UNTIL 1900. POOR AFTER 0500. HAINES INDEX........5 MODERATE. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(30-40%). MAX TEMPERATURE.....86. MIN HUMIDITY........13%. 20-FOOT WINDS.......NORTHWEST WINDS 5-6 MPH UNTIL 0900...THEN SOUTHWEST 6-7 MPH UNTIL 1200...THEN SOUTHEAST 6-10 MPH. TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700...THEN 1800-2800 FT AGL UNTIL 0900...THEN 5200-6200 FT AGL UNTIL 1100...THEN 10000 FT AGL UNTIL 1200...THEN 13600-14600 FT AGL UNTIL 1600...THEN 12000 FT AGL UNTIL 1700...THEN 9400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0900...THEN FAIR UNTIL 1100...THEN GOOD UNTIL 1200...THEN VERY GOOD UNTIL 1700...THEN GOOD. HAINES INDEX........5 MODERATE. FIRE WEATHER TABLE FOR NARROWS. +++ 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 09/05-06 7 0 0 53 33 NW 3 3 4 1 W25 768 N 3 2111 P 09/05-07 7 0 0 55 31 N 5 5 4 1 W24 1442 NW 5 6598 P 09/05-08 7 0 0 58 29 E 6 6 5 1 W23 2116 SW 6 11084 P 09/05-09 1 0 0 61 27 SE 7 7 5 1 W22 2790 S 7 15571 P 09/05-10 1 0 0 66 23 SE 9 9 5 1 W22 3594 SW 6 19096 P 09/05-11 1 0 0 71 20 SE10 16 5 1 W23 4397 SW 6 22622 P 09/05-12 19 0 0 74 17 SE12 17 5 1 W23 5201 SW 6 26147 P 09/05-13 19 0 0 77 16 SE12 17 5 1 W23 5869 SW 6 29838 P 09/05-14 19 0 0 78 15 SE10 15 5 1 W23 6537 SW 6 33529 P 09/05-15 23 0 0 79 15 SE 9 14 5 1 W22 7205 SW 6 37219 P 09/05-16 23 0 0 79 15 SE 9 9 5 1 W21 6730 SW 7 38964 P 09/05-17 23 0 0 79 15 SE 9 9 5 1 W18 6255 S 8 40709 F 09/05-18 23 0 0 78 16 SE 8 8 5 1 W17 5780 S 8 42454 F 09/05-19 23 0 0 76 17 S 6 6 5 1 W15 4476 S 8 32492 P 09/05-20 23 0 0 73 19 SW 5 5 5 1 W13 3171 S 8 22531 P 09/05-21 13 0 0 70 21 SW 3 3 5 1 W13 1866 S 8 12570 P 09/05-22 13 0 0 67 23 W 5 5 5 1 W14 1323 SW 8 8869 P 09/05-23 13 0 0 65 25 W 6 6 5 1 W15 780 SW 7 5168 P 09/06-00 3 0 0 64 27 W 8 8 5 1 W17 237 W 7 1468 P 09/06-01 3 0 0 63 28 W 9 9 5 1 W18 216 W 8 1438 P 09/06-02 3 0 0 62 28 W 9 14 5 1 W21 195 W 8 1408 P 09/06-03 3 0 0 61 28 W 9 14 5 1 W22 174 W 9 1378 P 09/06-04 3 0 0 60 28 W 8 8 5 1 W22 167 W 8 1207 P 09/06-05 3 0 0 59 28 NW 7 7 4 1 W22 161 NW 7 1037 P 09/06-06 10 0 0 59 27 NW 6 6 4 1 W23 155 NW 7 866 P 09/06-07 10 0 0 61 25 NW 5 5 4 1 W25 1561 NW 8 16182 P 09/06-08 10 0 0 65 22 W 3 3 5 1 NW28 2967 NW10 31498 P 09/06-09 10 0 0 70 18 W 2 2 5 1 NW31 4373 NW13 46814 F 09/06-10 10 0 0 76 15 SW 5 5 5 1 W21 6826 W 8 54281 F 09/06-11 10 0 0 79 14 S 7 7 5 1 W21 9928 W 9 87879 G 09/06-12 34 2 0 83 13 S 9 14 5 1 NW20 13030 W10 121477 V 09/06-13 34 2 0 84 13 S 9 15 5 1 W18 13588 W10 127597 V 09/06-14 34 2 0 85 13 S 9 14 5 1 W18 14146 W10 133718 V 09/06-15 34 2 0 86 13 S 8 8 5 1 W17 14704 W12 139839 V 09/06-16 34 2 0 86 13 SE 6 6 5 1 W16 12013 W 8 100162 V 09/06-17 34 2 0 85 14 E 2 2 5 1 W15 9321 SW 6 60484 G 09/06-18 58 4 1 81 16 CALM 1 5 1 W14 6629 SW 3 20807 P 09/06-19 58 4 1 77 19 NE 2 2 5 1 W14 5400 S 5 19581 P 09/06-20 58 4 1 73 22 N 6 6 5 1 W14 4170 E 6 18355 P 09/06-21 58 4 1 72 24 N 8 8 5 1 W15 2940 E 7 17129 P 09/06-22 58 4 1 69 27 N 9 14 5 1 SW14 2551 NE 9 18513 P 09/06-23 58 4 1 67 30 N10 15 4 1 SW14 2162 NE12 19898 P 09/07-00 51 15 3 63 35 N10 16 4 1 SW15 1773 N14 21282 P 09/07-01 51 15 3 60 40 N12 17 4 1 SW17 1410 N13 16035 P 09/07-02 51 15 3 59 42 N12 17 3 1 W20 1047 NE10 10787 P 09/07-03 51 15 3 56 48 N12 17 3 1 W23 684 NE 9 5540 P 09/07-04 51 15 3 55 52 N10 15 3 1 W26 809 NE 8 4988 P 09/07-05 51 15 3 54 58 N 8 8 3 1 W29 934 E 6 4437 P 09/07-06 64 20 4 53 62 N 7 7 3 1 W31 1059 E 5 3885 P 09/07-07 64 20 4 54 61 NE 6 6 3 1 W31 2133 E 5 8252 P 09/07-08 64 20 4 56 53 NE 6 6 3 1 W30 3207 SE 5 12619 P 09/07-09 64 20 4 60 45 NE 6 6 3 1 W29 4280 SE 5 16986 P 09/07-10 64 20 4 63 42 NE 6 6 3 1 W28 4885 S 3 15910 P 09/07-11 64 20 4 65 40 E 7 7 3 1 W26 5491 SW 3 14833 P 09/07-12 51 10 2 67 37 E 7 7 3 1 W25 6096 SW 2 13757 P 09/07-13 51 10 2 67 35 E 7 7 3 1 W25 6334 SW 2 11505 P 09/07-14 51 10 2 68 33 E 8 8 2 1 W25 6573 CALM 9253 P 09/07-15 51 10 2 69 31 E 8 8 2 1 W25 6812 CALM 7001 P 09/07-16 51 10 2 68 33 E 8 8 2 1 W26 6626 SE 2 14207 P 09/07-17 51 10 2 68 36 NE 8 8 2 1 W26 6440 E 3 21414 P 09/07-18 44 10 2 66 41 NE 7 7 2 2 W26 6254 E 6 28620 P 09/07-19 44 10 2 63 48 E 6 6 2 2 W25 5447 E 6 27409 P 09/07-20 44 10 2 60 52 E 3 3 2 2 NW24 4640 SE 7 26198 P 09/07-21 44 10 2 60 54 E 2 2 2 2 NW22 3833 SE 8 24987 P 09/07-22 44 10 2 58 58 CALM 1 2 2 NW21 3084 SE 7 19153 P 09/07-23 44 10 2 57 60 CALM 1 2 2 NW20 2335 S 6 13319 P 09/08-00 28 10 2 54 64 CALM 1 2 2 NW18 1586 S 6 7485 P 09/08-01 28 10 2 52 69 CALM 1 2 2 NW17 1186 S 5 5167 P 09/08-02 28 10 2 52 70 CALM 1 2 2 NW16 787 S 2 2849 P 09/08-03 28 10 2 50 74 CALM 1 2 2 NW14 388 CALM 531 P 09/08-04 28 10 2 49 75 CALM 1 2 2 NW13 359 CALM 407 P 09/08-05 28 10 2 49 77 CALM 1 2 2 NW12 331 CALM 283 P 09/08-06 22 2 0 48 79 CALM 1 2 1 NW 9 303 CALM 159 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/SWE REQUESTED BY...A HERRINGTON REASON FOR REQUEST...WILDFIRE .TAG 20120905.NARRO.01/BOU