FNUS75 KBOU 192053 FWSBOU SPOT FORECAST FOR COTTONWOOD FIRE...USFS NATIONAL WEATHER SERVICE DENVER CO 253 PM MDT MON JUL 19 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...ISOLATED THUNDERSTORMS WILL CONTINUE THROUGH THE EVENING. WINDS WILL BE VARIABLE WITH GUSTS TO 25 MPH THROUGH THE EVENING DUE TO OUTFLOWS FROM THUNDERSTORMS. WINDS WILL SHIFT TO THE NORTH TO NORTHEAST AFTER MIDNIGHT AS A COLD FRONT PUSHES ACROSS NORTHEAST COLORADO. THIS FRONT WILL BRING COOLER TEMPERATURES AND HIGHER HUMIDITIES TUESDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TODAY... SKY/WEATHER.........BECOMING MOSTLY CLOUDY. ISOLATED THUNDERSTORMS. MAX TEMPERATURE.....92-96. MIN HUMIDITY........16-21%. WIND (20 FT)........SOUTHEAST WINDS 4-10 MPH BECOMING WEST AFTER 2200. TRANSPORT WINDS.....WEST AROUND 12 MPH. MIXING HEIGHT.......3800-4800 FT AGL UNTIL 1700...THEN 2000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1500...THEN FAIR UNTIL 1600...THEN POOR. HAINES INDEX........5 MODERATE. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400...THEN PARTLY CLOUDY(50-60%). ISOLATED THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....60-05. MAX HUMIDITY........75-85%. WIND (20 FT)........WEST WINDS 5-12 MPH. GUSTS TO 20 MPH. BECOMING NORTHEAST AT 5 TO 12 MPH AFTER MIDNIGHT. TRANSPORT WINDS.....WEST AROUND 12 MPH UNTIL 2400...THEN LIGHT. MIXING HEIGHT.......FALLING TO LESS THAN 500 FEET SMOKE DISPERSAL.....POOR. HAINES INDEX........5 MODERATE. .TUESDAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900...THEN PARTLY CLOUDY(50-60%) UNTIL 1200...THEN MOSTLY CLOUDY. PATCHY FOG UNTIL 0900. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....84-89. MIN HUMIDITY........33-38%. WIND (20 FT)........EAST 4-10 MPH UNTIL 0900...THEN SOUTHEAST 8-13 MPH. TRANSPORT WINDS.....LIGHT WINDS UNTIL 1200...THEN SOUTHWEST AROUND 12 MPH. MIXING HEIGHT.......5000-6000 FT AGL AFTER 0700. SMOKE DISPERSAL.....FAIR. HAINES INDEX........3 VERY LOW. EXPERIMENTAL FIRE WEATHER TABLE FOR COTTONWOOD FIRE. +++ 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 07/19-14 59 13 88 23 SW 12 17 3 3582 SW 9 35799 P 07/19-15 70 13 92 21 SW 13 18 5 3 W21 5201 W 12 53059 F 07/19-16 70 13 91 21 SW 14 3 3595 W 13 36698 P 07/19-17 70 13 89 22 W 14 3 1989 W 13 20337 P 07/19-18 66 10 89 21 W 13 18 5 2 W17 383 W 13 3976 P 07/19-19 66 10 85 25 W 9 2 308 W 10 2901 P 07/19-20 66 10 82 30 W 6 2 232 W 8 1824 P 07/19-21 66 10 78 35 W 3 3 4 2 W18 156 NW 6 748 P 07/19-22 66 10 75 39 NW 5 2 139 NW 7 747 P 07/19-23 66 10 72 43 NW 7 2 122 W 8 745 P 07/20-00 57 0 70 46 NW 9 9 4 1 W25 104 W 8 743 P 07/20-01 57 0 68 50 NW 9 1 105 NW 8 725 P 07/20-02 57 0 67 54 NW 8 1 105 NW 8 707 P 07/20-03 57 0 65 58 NW 8 8 4 1 W21 105 NW 8 689 P 07/20-04 57 0 64 61 NW 7 1 133 NW 7 757 P 07/20-05 57 0 63 63 NW 6 1 160 NW 7 825 P 07/20-06 70 5 63 63 NW 6 6 3 1 W24 187 NW 6 892 P 07/20-07 70 5 65 62 NW 6 1 1327 N 7 7550 P 07/20-08 70 5 69 57 N 7 1 2467 N 7 14209 P 07/20-09 57 5 74 51 NE 7 7 3 1 W26 3606 N 7 20867 P 07/20-10 57 5 78 45 NE 8 1 4320 NW 7 25695 P 07/20-11 57 5 82 40 E 8 1 5034 W 7 30521 P 07/20-12 65 23 85 37 E 8 8 2 3 SW28 5748 SW 7 35348 P 07/20-13 65 23 86 36 E 7 3 5783 SW 8 40420 F 07/20-14 65 23 87 35 SE 7 3 5817 SW 9 45492 F 07/20-15 65 23 86 35 SE 6 6 2 3 W25 5852 SW 10 50564 F 07/20-16 65 23 85 37 SE 7 3 5509 SW 10 47282 F 07/20-17 65 23 83 39 SE 8 3 5167 SW 10 44000 F 07/20-18 62 23 81 43 SE 8 8 3 3 W24 4824 SW 10 40719 F 07/20-19 62 23 78 46 SE 7 3 4418 SW 9 35199 P 07/20-20 62 23 76 50 SE 6 3 4012 S 8 29680 P 07/20-21 62 23 73 55 SE 5 5 2 3 SW17 3607 S 8 24160 P 07/20-22 62 23 71 59 SE 3 3 2383 S 7 14431 P 07/20-23 62 23 69 63 S 3 3 1700 S 6 9661 P 07/21-00 54 10 67 67 S 3 3 2 2 W14 1017 SE 6 4892 P 07/21-01 54 10 66 71 S 2 2 877 SE 5 3597 P 07/21-02 54 10 65 73 S 2 2 737 S 3 2301 P 07/21-03 54 10 64 75 CALM 2 3 2 SW16 596 S 2 1006 P 07/21-04 54 10 64 74 SW 2 2 518 S 5 1594 P 07/21-05 54 10 63 73 W 3 2 440 SW 7 2182 P 07/21-06 54 10 63 72 NW 3 7 3 2 W10 362 SW 9 2771 P 07/21-07 54 10 65 66 N 5 2 627 SW 7 2295 P 07/21-08 54 10 68 59 NE 5 2 891 SW 5 1819 P 07/21-09 54 10 72 52 E 5 5 4 2 NW13 1156 CALM 1342 P 07/21-10 54 10 76 48 E 5 2 2048 SW 3 7531 P 07/21-11 54 10 79 45 E 6 2 2940 SW 5 13720 P 07/21-12 75 40 82 42 SE 6 5 3 4 W12 3833 W 6 19909 P 07/21-13 75 40 83 41 S 5 4 4749 W 6 23343 P 07/21-14 75 40 84 40 SW 5 4 5665 NW 6 26776 P 07/21-15 75 40 84 39 W 5 18 2 4 SW25 6580 NW 6 30210 P 07/21-16 75 40 83 41 NW 6 4 6449 W 6 29385 P 07/21-17 75 40 82 43 N 8 4 6318 SW 6 28560 P 07/21-18 75 40 81 46 NE 9 3 2 4 SW26 6187 S 6 27735 P 07/21-19 75 40 78 50 NE 7 4 5140 S 7 27661 P 07/21-20 75 40 75 55 NE 5 4 4093 S 9 27587 P 07/21-21 75 40 72 60 NE 2 5 2 4 W17 3045 S 10 27513 P 07/21-22 75 40 70 64 NE 2 4 2193 S 9 19081 P 07/21-23 75 40 68 66 N 2 4 1341 SW 7 10649 P 07/22-00 43 10 67 67 NW 2 5 3 2 W18 489 SW 6 2217 P 07/22-01 43 10 65 67 NW 3 2 413 SW 6 1872 P 07/22-02 43 10 64 65 NW 5 2 338 W 6 1528 P 07/22-03 43 10 63 64 NW 6 7 3 2 W22 262 W 6 1183 P 07/22-04 43 10 62 63 W 6 2 244 W 7 1321 P 07/22-05 43 10 62 64 W 7 2 227 W 8 1459 P 07/22-06 43 10 61 64 W 8 10 2 2 W30 209 W 9 1598 P 07/22-07 43 10 63 60 W 8 2 07/22-08 43 10 67 54 W 7 2 07/22-09 43 10 71 47 W 7 7 2 07/22-10 43 10 76 42 W 9 2 07/22-11 43 10 80 37 W 12 2 07/22-12 63 20 83 33 W 14 5 3 07/22-13 63 20 85 31 W 15 3 07/22-14 63 20 86 29 W 16 3 07/22-15 63 20 86 28 W 16 3 3 07/22-16 63 20 86 27 W 16 3 07/22-17 63 20 85 28 W 15 3 07/22-18 63 20 86 26 W 15 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 $$ FORECASTER...WFO BOULDER REQUESTED BY...ROD MORAGA REASON FOR REQUEST...WILDFIRE .TAG 20100719.COTTO.01/BOU