FNUS75 KBOU 212337 FWSBOU SPOT FORECAST FOR DIV B FIRING...USFS NATIONAL WEATHER SERVICE DENVER CO 540 PM MDT THU JUN 21 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO 8 PM MDT SATURDAY... .DISCUSSION...WARMER AND DRY CONDITIONS WILL SPREAD OVER THE AREA ON FRIDAY AS HIGH PRESSURE ALOFT SHIFTS INTO EASTERN COLORADO. THIS WILL RESULT IN AN INCREASING DRY...SOUTHWEST FLOW ALOFT. THE COMBINATION OF LOW HUMIDITIES AND GUSTY SOUTHWEST WINDS WILL RESULT IN RED FLAG CONDITIONS FRIDAY AFTERNOON AND CONTINUING THROUGH SATURDAY EVENING. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....48-51. MAX HUMIDITY........37-41%. 20-FOOT WINDS.......SOUTHEAST WINDS 3-7 MPH UNTIL 2100...THEN DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 0200...THEN SOUTHWEST 6-12 MPH. TRANSPORT WINDS.....SOUTHWEST 4-12 MPH. MIXING HEIGHT.......8400 FT AGL UNTIL 1900. BELOW 1000 FT AGL AFTER 2100. SMOKE DISPERSAL.....GOOD UNTIL 1900...THEN FAIR UNTIL 2000...THEN POOR. HAINES INDEX........5 MODERATE. .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500...THEN PARTLY CLOUDY. MAX TEMPERATURE.....83. MIN HUMIDITY........7-11%. 20-FOOT WINDS.......SOUTHWEST WINDS 8-15 MPH UNTIL 1030...THEN SOUTHWEST WINDS 15-25 MPH WITH GUSTS UP TO 40 MPH. TRANSPORT WINDS.....SOUTHWEST 9-20 MPH UNTIL 1200...THEN AROUND 24 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0800. 13600-14600 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN VERY GOOD UNTIL 1100...THEN EXCELLENT. HAINES INDEX........6 HIGH. .FRIDAY NIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....52. MAX HUMIDITY........28%. 20-FOOT WINDS.......WEST WINDS 11-19 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....WEST 13-24 MPH. MIXING HEIGHT.......11800 FT AGL UNTIL 1900. BELOW 1000 FT AGL AFTER 2100. SMOKE DISPERSAL.....EXCELLENT UNTIL 2000...THEN GOOD UNTIL 2100...THEN POOR. HAINES INDEX........4 LOW. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY. MAX TEMPERATURE.....83. MIN HUMIDITY........11%. 20-FOOT WINDS.......SOUTHWEST WINDS 12-19 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....SOUTHWEST 21-32 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700. 11800-12800 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 0800...THEN FAIR UNTIL 0900...THEN GOOD UNTIL 1000...THEN EXCELLENT. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 50S. HIGHS AROUND 80. SOUTHEAST WINDS AROUND 7 MPH. .MONDAY...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. .TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 6 MPH. .WEDNESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1800. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 7 MPH. FIRE WEATHER TABLE FOR DIV B FIRING. +++ 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 06/21-17 16 1 0 74 17 SE10 16 3 1 W31 8181 SW12 80774 G 06/21-18 26 1 0 72 17 SE10 16 3 1 W30 8360 SW12 82122 G 06/21-19 26 1 0 70 19 SE10 17 3 1 W30 5665 SW10 55418 F 06/21-20 26 1 0 66 23 SE10 16 3 1 W29 2970 S 9 28713 P 06/21-21 26 5 1 62 28 S 9 15 3 1 W29 276 S 8 2008 P 06/21-22 26 5 1 59 33 S 7 7 3 1 W29 250 S 7 1530 P 06/21-23 26 5 1 57 37 SW 5 5 4 1 W29 223 SW 5 1052 P 06/22-00 15 6 1 55 40 SW 2 2 4 1 W29 197 SW 3 574 P 06/22-01 15 6 1 54 40 SW 2 2 4 1 W29 176 SW 3 551 P 06/22-02 15 6 1 52 39 W 3 3 4 1 W30 154 W 5 528 P 06/22-03 18 6 1 51 38 W 5 5 4 1 W30 133 W 5 505 P 06/22-04 18 6 1 50 37 W 6 6 4 1 W31 128 W 6 604 P 06/22-05 18 6 1 50 35 W 7 7 5 1 W32 124 W 7 703 P 06/22-06 15 5 1 49 37 W 8 13 5 1 W32 120 SW 8 801 P 06/22-07 15 5 1 55 31 SW 8 13 5 1 W32 648 SW 9 6208 P 06/22-08 15 5 1 63 25 SW 8 13 5 1 W31 1177 SW10 11615 P 06/22-09 18 5 1 70 21 SW 8 13 5 1 W31 1706 SW12 17022 P 06/22-10 18 5 1 74 18 SW10 16 5 1 W30 5686 SW15 100122 V 06/22-11 18 5 1 77 15 S13 21 6 1 SW30 9666 SW18 183223 E 06/22-12 22 5 1 80 13 S15 24 6 1 SW29 13647 SW23 266323 E 06/22-13 22 5 1 81 12 SW16 25 6 1 SW29 14122 SW23 288254 E 06/22-14 22 5 1 81 12 SW16 26 6 1 SW28 14598 SW24 310185 E 06/22-15 32 5 1 83 11 SW16 25 6 1 SW28 15074 SW25 332116 E 06/22-16 32 5 1 83 11 SW16 25 6 1 SW26 14125 SW25 305697 E 06/22-17 32 5 1 82 12 W15 25 5 1 SW25 13176 SW24 279279 E 06/22-18 14 0 0 79 12 W15 24 4 1 SW32 11761 W23 238054 E 06/22-19 14 0 0 77 14 W15 23 4 1 SW37 7951 W21 160172 E 06/22-20 14 0 0 72 16 W14 23 4 1 W41 4142 W18 82290 G 06/22-21 14 0 0 68 18 W14 22 4 1 W44 332 W15 4408 P 06/22-22 14 0 0 64 20 W13 21 4 1 W45 290 W15 3733 P 06/22-23 14 0 0 62 21 W12 20 3 1 W45 248 W14 3057 P 06/23-00 3 0 0 60 22 W12 18 3 1 W45 205 W14 2382 P 06/23-01 3 0 0 58 23 W13 20 3 1 W47 185 W14 2225 P 06/23-02 3 0 0 56 25 W14 22 4 1 W49 164 W15 2069 P 06/23-03 3 0 0 55 26 W15 24 4 1 W53 144 W15 1913 P 06/23-04 3 0 0 54 27 W16 26 4 1 W54 146 W16 2043 P 06/23-05 3 0 0 54 28 W17 28 3 1 W56 149 W17 2173 P 06/23-06 7 0 0 54 28 W17 28 3 1 W56 151 W17 2303 P 06/23-07 7 0 0 57 26 W15 24 3 1 W54 1460 W20 29945 P 06/23-08 7 0 0 62 22 SW13 21 4 1 W52 2768 W22 57587 F 06/23-09 7 0 0 67 18 SW12 18 4 1 W49 4077 W24 85229 G 06/23-10 7 0 0 72 15 SW13 21 4 1 W48 6154 W28 158960 E 06/23-11 7 0 0 76 13 SW15 24 4 1 W48 8231 W31 232692 E 06/23-12 29 0 0 78 12 SW17 28 4 1 W46 10308 W35 306423 E 06/23-13 29 0 0 80 12 SW17 28 4 1 SW44 11272 W31 304346 E 06/23-14 29 0 0 81 12 SW17 28 4 1 SW40 12235 SW29 302269 E 06/23-15 29 0 0 81 11 SW16 25 4 1 SW37 13199 SW26 300191 E 06/23-16 29 0 0 82 11 SW16 25 4 1 SW32 12992 SW24 267948 E 06/23-17 29 0 0 81 12 W15 24 4 1 SW28 12785 SW21 235705 E 06/23-18 5 0 0 79 13 W14 22 4 1 SW25 12579 SW18 203462 E 06/23-19 5 0 0 77 14 W10 10 4 1 SW25 8466 W14 135907 V 06/23-20 5 0 0 73 17 W 6 6 4 1 SW28 4353 W 9 68353 G 06/23-21 5 0 0 68 21 NW 3 3 4 1 SW30 241 NW 3 798 P 06/23-22 5 0 0 65 24 NW 3 3 4 1 SW30 212 W 5 808 P 06/23-23 5 0 0 63 26 W 5 5 4 1 SW29 183 W 6 819 P 06/24-00 28 0 0 61 29 W 7 7 4 1 SW28 154 W 6 829 P 06/24-01 28 0 0 59 31 W 8 8 4 1 SW25 140 W 7 825 P 06/24-02 28 0 0 57 33 W 9 9 4 1 SW23 126 W 8 821 P 06/24-03 28 0 0 56 35 W10 10 4 1 S21 111 W 8 817 P 06/24-04 28 0 0 55 36 W10 10 4 1 S20 110 W 8 722 P 06/24-05 28 0 0 54 36 W 9 9 3 1 S18 109 W 7 627 P 06/24-06 35 0 0 55 35 W 8 8 3 1 S16 108 W 6 532 P 06/24-07 35 0 0 57 32 NW 6 6 3 1 S15 667 SW 5 1201 P 06/24-08 35 0 0 61 28 NE 2 2 3 1 S13 1225 SE 3 1870 P 06/24-09 35 0 0 66 24 CALM 1 3 1 S12 1783 CALM 2539 P 06/24-10 35 0 0 70 22 E 3 3 3 1 S10 5289 SE 3 29822 P 06/24-11 35 0 0 74 20 E 7 7 3 1 S 9 8795 SE 6 57106 F 06/24-12 60 20 4 76 19 E10 10 3 3 S10 12301 SE 8 84389 G 06/24-13 60 20 4 77 19 E10 10 3 3 S14 12756 SE10 111449 V 06/24-14 60 20 4 78 19 SE 9 9 3 3 S18 13211 S12 138509 V 06/24-15 60 20 4 78 19 SE 8 8 3 3 S22 13666 S14 165569 E 06/24-16 60 20 4 79 19 SE 7 7 3 3 S23 13322 S14 163754 E 06/24-17 60 20 4 78 21 SE 7 7 4 3 SE24 12979 SE14 161938 E 06/24-18 63 20 4 77 22 SE 6 6 4 3 SE24 12635 SE15 160123 E 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...ALPINE IHC REASON FOR REQUEST...WILDFIRE .TAG 20120621.DIVBF.01/BOU