FNUS75 KBOU 101911 FWSBOU SPOT FORECAST FOR PERSEVERANCE...USFS NATIONAL WEATHER SERVICE DENVER CO 111 PM MDT MON AUG 10 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...ZONAL FLOW AND WEAK WESTERLY WINDS ALOFT WILL CONTINUE OVER COLORADO THROUGH TUESDAY. SURFACE LOW PRESSURE OVER SOUTHERN COLORADO AND HIGHER PRESSURE ACROSS NORTHEAST COLORADO WILL PRODUCE WEAK UPSLOPE WINDS NEAR AND INTO THE FOOTHILLS. THE AIRMASS IS MOIST AT LOW LEVELS. DAYTIME HEATING WILL DE-STABILIZE THE AIRMASS ALLOWING ISOLATED THUNDERSTORMS TO DEVELOP. CLEARING SKIES ARE EXPECTED OVER- NIGHT. SIMILAR CONDITIONS ARE EXPECTED ON TUESDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500...THEN PARTLY CLOUDY(50-60%). ISOLATED THUNDERSTORMS. MAX TEMPERATURE.....70-74. MIN HUMIDITY........28-34%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....WEST 8-12 MPH. MIXING HEIGHT.......10000-11000 FT AGL. SMOKE DISPERSAL.....GOOD. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....46-54. MAX HUMIDITY........56-62%. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-8 MPH. TRANSPORT WINDS.....SOUTHWEST 4-12 MPH. MIXING HEIGHT.......9200 FT AGL UNTIL 1900. 200-500 FT AGL AFTER 2400. SMOKE DISPERSAL.....FAIR UNTIL 1900. POOR AFTER 2000. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TUESDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400...THEN PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF THUNDERSTORMS AFTER 1400. MAX TEMPERATURE.....72-78. MIN HUMIDITY........26-34%. 20-FOOT WINDS.......WEST AROUND 8 MPH UNTIL 0900...THEN UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....SOUTHWEST UP TO 8 MPH. MIXING HEIGHT.......1000-2000 FT AGL UNTIL 1000. 10400-11400 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1300...THEN GOOD UNTIL 1700...THEN FAIR. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .THURSDAY...PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .FRIDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR PERSEVERANCE. +++ DATA IN THE FOLLOWING TABLE HAS BEEN SAMPLED DIRECTLY FROM THE DIGITAL DATABASE. VALUES IN THE TABLE MAY NOT AGREE WITH INFORMATION IN THE NARRATIVE FORECAST. INFORMATION CONTAINED IN THIS TABLE SHOULD NOT BE CONSIDERED AN OFFICIAL 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 08/10-12 25 10 70 32 E 5 5 3 2 W29 9459 W 10 89786 G 08/10-13 25 10 71 31 SE 5 2 10097 W 10 94006 G 08/10-14 25 10 72 30 S 3 2 10735 W 10 98226 G 08/10-15 49 10 73 29 S 3 3 3 2 W25 11373 W 10 102446 V 08/10-16 49 10 73 29 S 5 2 10670 W 9 87263 G 08/10-17 49 10 73 30 SE 5 2 9967 W 8 72081 G 08/10-18 42 10 72 31 SE 6 6 3 2 W30 9264 W 7 56898 F 08/10-19 42 10 70 34 SE 6 2 6760 SW 7 41114 F 08/10-20 42 10 67 37 S 6 2 4257 SW 7 25330 P 08/10-21 19 10 64 41 S 6 6 3 2 W25 1753 S 6 9547 P 08/10-22 19 10 63 44 S 6 2 1248 S 7 6838 P 08/10-23 19 10 61 46 S 6 2 743 SW 7 4130 P 08/11-00 12 0 59 50 S 6 6 3 1 W25 238 SW 7 1421 P 08/11-01 12 0 56 53 S 6 1 209 SW 7 1286 P 08/11-02 12 0 55 54 SW 6 1 181 SW 7 1150 P 08/11-03 10 0 54 54 SW 6 6 3 1 W23 152 SW 8 1015 P 08/11-04 10 0 54 53 SW 6 1 155 W 8 1037 P 08/11-05 10 0 53 52 W 7 1 157 W 8 1059 P 08/11-06 29 0 54 49 W 8 8 4 1 W17 159 W 8 1081 P 08/11-07 29 0 54 51 W 6 1 920 W 6 1864 P 08/11-08 29 0 59 47 NW 3 1 1681 W 3 2648 P 08/11-09 29 0 64 44 CALM 1 4 1 W12 2441 CALM 3431 P 08/11-10 29 0 67 40 SE 2 1 5108 W 2 13320 P 08/11-11 29 0 70 37 E 5 1 7774 SW 3 23208 P 08/11-12 29 0 72 35 E 7 7 3 1 W14 10441 SW 3 33097 P 08/11-13 29 0 74 33 E 7 1 10896 SW 5 44175 F 08/11-14 56 20 75 32 E 7 3 11351 SW 6 55253 F 08/11-15 56 20 75 31 E 7 7 3 3 W18 11806 SW 7 66331 G 08/11-16 56 20 76 30 SE 6 3 10969 SW 5 50905 F 08/11-17 56 20 75 31 SE 5 3 10132 SW 3 35478 P 08/11-18 56 20 74 31 SE 3 3 3 3 W17 9295 SW 2 20052 P 08/11-19 56 20 72 33 S 5 3 6381 SW 3 14191 P 08/11-20 56 20 70 35 S 5 3 3467 SW 5 8330 P 08/11-21 56 20 67 37 SW 6 6 3 3 W21 553 SW 5 2469 P 08/11-22 56 20 66 39 SW 6 3 430 SW 6 2019 P 08/11-23 56 20 64 41 W 7 3 307 W 7 1569 P 08/12-00 56 0 62 44 W 8 8 3 1 W18 184 W 7 1118 P 08/12-01 56 0 59 47 W 8 1 168 W 7 1051 P 08/12-02 16 0 58 48 W 8 1 153 W 7 985 P 08/12-03 16 0 57 47 W 8 8 4 1 W16 137 W 8 918 P 08/12-04 16 0 57 45 W 9 1 135 W 8 1000 P 08/12-05 16 0 56 43 W 9 1 134 W 9 1082 P 08/12-06 16 0 57 41 W 10 10 4 1 NW16 132 W 10 1165 P 08/12-07 16 0 57 43 W 9 1 1336 W 9 9934 P 08/12-08 16 0 63 39 W 7 1 2539 NW 9 18703 P 08/12-09 16 0 67 36 NW 6 6 4 1 NW13 3742 NW 8 27471 P 08/12-10 16 0 71 31 NW 5 1 6451 NW 8 48943 F 08/12-11 16 0 74 28 N 5 1 9160 W 9 70415 G 08/12-12 16 0 76 25 NE 3 3 5 1 W15 11870 W 9 91887 G 08/12-13 16 0 78 23 NE 3 1 12802 W 9 100885 V 08/12-14 27 10 79 22 E 5 1 13734 W 9 109883 V 08/12-15 27 10 80 22 E 5 5 5 1 W15 14667 W 9 118881 V 08/12-16 27 10 80 21 E 5 1 13707 W 8 98462 G 08/12-17 27 10 80 22 E 5 1 12747 W 7 78043 G 08/12-18 27 10 79 22 E 5 5 5 1 W13 11786 W 6 57624 F 08/12-19 27 10 77 24 SE 5 1 7978 W 5 38670 P 08/12-20 27 10 74 26 S 3 1 4170 SW 3 19715 P 08/12-21 27 10 71 28 SW 3 3 4 1 W12 361 S 2 760 P 08/12-22 27 10 69 29 SW 5 1 302 S 3 805 P 08/12-23 27 0 67 31 SW 6 1 242 SW 5 850 P 08/13-00 27 0 64 33 W 6 6 4 1 W14 182 W 6 895 P 08/13-01 29 0 61 36 W 7 1 163 W 6 824 P 08/13-02 29 0 60 38 W 7 1 144 W 6 754 P 08/13-03 29 0 59 39 W 7 7 4 1 W12 125 W 6 683 P 08/13-04 29 0 58 40 CALM 1 124 W 5 528 P 08/13-05 29 0 58 41 CALM 1 124 W 3 372 P 08/13-06 29 0 58 40 W 3 3 4 1 NW 8 123 W 2 216 P 08/13-07 29 0 59 40 W 5 1 08/13-08 29 0 64 35 W 5 1 08/13-09 29 0 68 31 W 5 5 1 08/13-10 29 0 72 28 S 3 1 08/13-11 29 0 75 27 E 3 1 08/13-12 34 0 77 26 E 2 2 08/13-13 34 0 79 24 E 2 08/13-14 34 0 80 23 E 2 08/13-15 34 0 81 22 SE 2 2 08/13-16 34 0 81 22 SE 2 08/13-17 34 0 80 23 S 3 08/13-18 34 0 79 24 S 3 3 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 $$ DANKERS...WFO BOULDER REQUESTED BY...DISPATCH REASON FOR REQUEST...WILDFIRE .TAG 20090810.PERSE.01/BOU