FNUS75 KBOU 302216 FWSBOU SPOT FORECAST FOR OB...USFS NATIONAL WEATHER SERVICE DENVER CO 416 PM MDT THU JUN 30 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A STRONG UPPER LEVEL DISTURBANCE WILL MOVE ACROSS THE AREA THIS EVENING WITH SHOWERS AND THUNDERSTORMS. THEY WILL PRODUCE STRONG GUSTY WINDS...BRIEF HEAVY RAIN...AND FREQUENT CLOUD TO GROUND LIGHTNING. CALMER CONDITIONS SHOULD PREVAIL AFTER MIDNIGHT AS A DRIER AIRMASS TAKES HOLD. ON FRIDAY...MOSTLY SUNNY SKIES WILL PREVAIL THROUGH MOST OF THE DAY. THERE IS JUST A SLIGHT CHANCE OF A SHOWER OR THUNDERSTORM BY LATE AFTERNOON. A TYPICAL SUMMERTIME PATTERN WILL THEN PREVAIL THROUGH THE WEEKEND INTO EARLY NEXT WEEK AS A RIDGE OF HIGH PRESSURE REBUILDS ACROSS THE STATE. TEMPERATURES WILL BE A FEW DEGREES WARMER THAN NORMAL WITH SEASONAL HUMIDITY READINGS AND LIGHT WINDS. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400...THEN MOSTLY CLEAR. THUNDERSTORMS LIKELY UNTIL 2400. MIN TEMPERATURE.....38. MAX HUMIDITY........85%. 20-FOOT WINDS.......WEST WINDS 14-24 MPH. GUSTS UP TO 35 MPH. TRANSPORT WINDS.....WEST 20-24 MPH. MIXING HEIGHT.......2000-3000 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 2200...THEN FAIR. HAINES INDEX........3 VERY LOW. .FRIDAY... SKY/WEATHER.........SUNNY UNTIL 1200...THEN PARTLY CLOUDY(35-45%). SLIGHT CHANCE OF THUNDERSTORMS AFTER 1500. MAX TEMPERATURE.....63. MIN HUMIDITY........25%. 20-FOOT WINDS.......WEST WINDS 11-17 MPH WITH GUSTS TO 25 MPH. TRANSPORT WINDS.....WEST 16-24 MPH. MIXING HEIGHT.......2200-3200 FT AGL UNTIL 0900. 9000-10000 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 0700...THEN FAIR UNTIL 0800...THEN GOOD UNTIL 0900...THEN VERY GOOD UNTIL 1100...THEN EXCELLENT UNTIL 1700...THEN VERY GOOD. HAINES INDEX........4 LOW. .FRIDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 2400...THEN MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....45. MAX HUMIDITY........49%. 20-FOOT WINDS.......SOUTHWEST WINDS 6-10 MPH UNTIL 2100...THEN SOUTH 6-11 MPH. TRANSPORT WINDS.....SOUTH 8-16 MPH. MIXING HEIGHT.......9800 FT AGL UNTIL 1900. BELOW 1000 FT AGL AFTER 2300. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2100. HAINES INDEX........4 LOW. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN MOSTLY CLOUDY(50-60%). SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....64. MIN HUMIDITY........22%. 20-FOOT WINDS.......WEST WINDS 5-11 MPH. TRANSPORT WINDS.....WEST 8-16 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700. 11600-12600 FT AGL AFTER 1500. SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1400. HAINES INDEX........5 MODERATE. .FORECAST DAYS 3 THROUGH 5... .SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. WEST WINDS AROUND 8 MPH. .INDEPENDENCE DAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH. .TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 0600. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. SOUTHEAST WINDS AROUND 5 MPH. .WEDNESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS UNTIL 1200...THEN CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 9 MPH. FIRE WEATHER TABLE FOR OB. +++ 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 06/30-16 85 68 50 46 75 SW24 36 3 5 S43 1379 S22 26041 P 06/30-17 85 68 50 47 76 SW24 36 3 5 S33 1198 SW22 22998 P 06/30-18 86 60 38 46 76 SW24 37 3 5 S31 1017 SW23 19956 P 06/30-19 86 60 38 45 77 SW24 37 3 5 S43 1372 SW22 25094 P 06/30-20 86 60 38 44 78 W24 36 3 5 S59 1726 SW21 30232 P 06/30-21 86 60 38 44 79 W23 35 3 5 S71 2080 W20 35370 P 06/30-22 72 60 38 43 82 W21 31 3 5 S73 2261 W21 41725 F 06/30-23 72 60 38 44 79 W18 28 3 5 S68 2442 W23 48081 F 07/01-00 31 2 0 44 76 W16 24 3 1 S60 2624 W24 54437 F 07/01-01 31 2 0 42 73 W15 23 3 1 SW47 2744 W24 58510 F 07/01-02 20 2 0 42 72 W15 23 2 1 W33 2865 W25 62583 G 07/01-03 20 2 0 41 72 W15 23 2 1 NW26 2986 W25 66656 G 07/01-04 13 2 0 39 73 W15 23 2 1 NW32 2480 W24 53673 F 07/01-05 13 2 0 38 72 W15 23 2 1 NW44 1974 W23 40690 F 07/01-06 3 0 0 39 71 W15 23 2 1 NW53 1468 W22 27707 P 07/01-07 3 0 0 42 59 W13 20 2 1 NW52 2670 W22 52949 F 07/01-08 3 0 0 50 39 W12 17 3 1 NW47 3873 NW23 78190 G 07/01-09 3 0 0 54 33 W10 16 3 1 NW41 5076 NW23 103432 V 07/01-10 3 0 0 58 29 W12 16 3 1 NW38 6594 NW23 127569 V 07/01-11 3 0 0 59 27 W13 18 4 1 W37 8112 NW22 151706 E 07/01-12 29 10 2 62 25 W14 21 4 2 W35 9631 NW21 175844 E 07/01-13 29 10 2 61 26 W15 22 4 2 W35 9779 W21 171369 E 07/01-14 29 10 2 62 25 W15 23 4 2 W33 9927 W20 166895 E 07/01-15 48 10 2 63 25 W15 23 4 2 W33 10075 W18 162421 E 07/01-16 48 10 2 63 25 W14 20 4 2 W33 9996 W17 149454 V 07/01-17 48 10 2 63 25 W12 17 4 2 W33 9916 W16 136487 V 07/01-18 60 10 2 61 27 W 9 14 4 2 W33 9837 W15 123520 V 07/01-19 60 10 2 60 28 SW 8 8 4 2 W32 6946 SW12 84728 G 07/01-20 60 10 2 56 33 SE 7 7 4 2 W31 4055 SE 9 45936 F 07/01-21 60 10 2 53 38 SE 7 7 4 2 W31 1165 E 7 7144 P 07/01-22 60 10 2 51 40 SE 8 8 4 2 W31 1016 E 8 7180 P 07/01-23 60 10 2 49 44 SE 9 9 3 2 W31 868 SE10 7216 P 07/02-00 6 5 1 48 46 SE 9 14 3 1 W32 720 SE12 7252 P 07/02-01 6 5 1 48 47 S 9 9 3 1 W31 579 SE12 5672 P 07/02-02 6 5 1 48 47 S 8 8 4 1 W31 439 S10 4092 P 07/02-03 6 5 1 48 47 S 8 8 4 1 W31 299 S 9 2512 P 07/02-04 6 5 1 47 48 S 9 9 4 1 W31 293 S 9 2482 P 07/02-05 6 5 1 47 48 SW10 15 4 1 W31 288 SW10 2451 P 07/02-06 6 5 1 46 48 SW10 16 4 1 W32 283 SW10 2421 P 07/02-07 6 5 1 45 49 SW 9 15 4 1 W33 1316 SW 9 9919 P 07/02-08 6 5 1 52 36 SW 8 8 5 1 W35 2350 W 9 17417 P 07/02-09 6 5 1 56 31 W 7 7 5 1 W35 3383 W 8 24915 P 07/02-10 6 5 1 59 27 W 6 6 5 1 W35 5445 W10 52220 F 07/02-11 6 5 1 57 28 W 5 5 4 1 W35 7507 W12 79525 G 07/02-12 52 10 2 60 25 W 5 5 4 2 W33 9570 W13 106830 V 07/02-13 52 10 2 61 24 W 5 5 4 2 W32 10622 W13 120969 V 07/02-14 52 10 2 63 22 W 6 6 4 2 W31 11674 W14 135107 V 07/02-15 52 10 2 64 22 W 6 6 4 2 W31 12727 W14 149246 V 07/02-16 52 10 2 64 22 W 6 6 4 2 W32 12053 W15 150289 E 07/02-17 52 10 2 64 23 W 6 6 4 2 W35 11380 W15 151333 E 07/02-18 52 10 2 63 25 W 6 6 4 2 W35 10707 W16 152376 E 07/02-19 52 10 2 61 27 W 6 6 4 2 W35 7331 W13 102468 V 07/02-20 52 10 2 58 32 SW 7 7 4 2 W33 3955 W 9 52559 F 07/02-21 52 10 2 55 36 SW 7 7 4 2 W32 578 W 6 2651 P 07/02-22 52 10 2 53 39 SW 8 8 4 2 W33 472 SW 6 2346 P 07/02-23 52 10 2 52 42 SW 8 8 4 2 W35 365 SW 7 2040 P 07/03-00 3 5 1 51 44 SW 9 14 4 1 NW35 259 SW 8 1735 P 07/03-01 3 5 1 51 45 SW 9 14 4 1 NW32 245 SW 8 1642 P 07/03-02 3 5 1 51 44 SW 9 14 4 1 NW29 232 SW 8 1548 P 07/03-03 3 5 1 51 44 SW 9 14 4 1 NW25 218 SW 8 1455 P 07/03-04 3 5 1 50 44 W 9 9 4 1 NW24 209 SW 8 1387 P 07/03-05 3 5 1 50 43 W 8 8 4 1 NW23 200 W 8 1318 P 07/03-06 3 5 1 49 43 W 8 8 4 1 NW23 191 W 8 1250 P 07/03-07 3 5 1 49 44 W 8 8 4 1 NW22 1464 W 9 16259 P 07/03-08 3 5 1 55 35 W 9 9 5 1 NW21 2737 W12 31268 P 07/03-09 3 5 1 58 31 NW 9 14 5 1 NW18 4009 NW14 46276 F 07/03-10 3 5 1 62 27 NW 9 14 5 1 NW17 6240 NW13 66713 G 07/03-11 3 5 1 60 28 NW 9 14 4 1 NW15 8470 NW13 87149 G 07/03-12 56 10 2 62 26 NW 9 14 4 2 NW14 10700 NW12 107585 V 07/03-13 56 10 2 64 24 NW 9 9 4 2 NW12 11615 NW10 106893 V 07/03-14 56 10 2 66 22 NW 8 8 4 2 NW 9 12530 NW10 106201 V 07/03-15 56 10 2 66 21 NW 8 8 4 2 NW 8 13444 NW 9 105509 V 07/03-16 56 10 2 67 20 N 7 7 4 2 W 7 12837 NW 8 90473 G 07/03-17 56 10 2 66 20 N 7 7 4 2 W 6 12230 NW 7 75438 G 07/03-18 56 10 2 64 22 N 6 6 4 2 W 6 11624 NW 6 60403 G 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 REQUESTED BY...GARY BATCHELDER REASON FOR REQUEST...WILDFIRE .TAG 20110630.OB___.01/BOU