FNUS75 KBOU 301147 FWSBOU SPOT FORECAST FOR ARSENAL SEC 4...USFWS NATIONAL WEATHER SERVICE DENVER CO 544 AM MDT WED MAR 30 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...BRISK NORTHWEST FLOW ALOFT WILL BRING BREEZY BUT GENERALLY DRY CONDITIONS TO THE FIRE AREA TODAY AND TONIGHT. THURSDAY WILL CONTINUE BREEZY BUT WARMER AND THUS DRIER WITH THE FIRE DANGER ELEVATING SOME FROM WEDNESDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. MAX TEMPERATURE.....57. MIN HUMIDITY........24%. 20-FOOT WINDS.......NORTHWEST WINDS 10-20 MPH. TRANSPORT WINDS.....WEST 4-12 MPH UNTIL 1200...THEN NORTHWEST 13-24 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000. 8400-9400 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000. EXCELLENT AFTER 1500. HAINES INDEX........2 VERY LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. MIN TEMPERATURE.....40. MAX HUMIDITY........56%. 20-FOOT WINDS.......WEST WINDS 10-16 MPH. GUSTS UP TO 25 MPH EARLY IN THE EVENING. TRANSPORT WINDS.....NORTHWEST 17-28 MPH UNTIL 2400...THEN WEST AROUND 12 MPH. MIXING HEIGHT.......7400 FT AGL UNTIL 1900. BELOW 1000 FT AGL AFTER 2300. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2400. HAINES INDEX........2 VERY LOW. .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 1200...THEN PARTLY CLOUDY(35-45%). MAX TEMPERATURE.....65. MIN HUMIDITY........20%. 20-FOOT WINDS.......BREEZY. NORTHWEST WINDS 16-26 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....NORTHWEST 16-24 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000. 7000-8000 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000. EXCELLENT AFTER 1200. HAINES INDEX........3 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .FRIDAY...MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS AROUND 70. WEST WINDS AROUND 9 MPH WITH GUSTS TO 20 MPH. .SATURDAY...PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 6 MPH. .SUNDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER 0600 UNTIL 1800...THEN CHANCE OF RAIN AND SNOW. COOLER. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 50S. WEST WINDS AROUND 8 MPH. FIRE WEATHER TABLE FOR ARSENAL SEC 4. +++ 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 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 03/30-05 70 10 28 70 W 5 1 124 W 6 613 P 03/30-06 72 2 28 67 W 5 5 2 1 NW33 129 W 6 649 P 03/30-07 72 2 29 66 W 5 1 184 W 6 1043 P 03/30-08 72 2 32 59 W 6 1 239 W 7 1438 P 03/30-09 72 2 36 51 W 7 7 2 1 NW32 294 W 7 1833 P 03/30-10 72 2 41 41 W 8 1 2873 W 9 28738 P 03/30-11 72 2 45 33 NW 9 1 5453 NW 10 55643 F 03/30-12 67 2 48 28 NW 12 17 2 1 NW32 8032 NW 12 82548 G 03/30-13 67 2 51 26 NW 14 1 8568 NW 15 114588 V 03/30-14 67 2 53 24 NW 16 1 9104 NW 18 146628 V 03/30-15 67 2 54 24 NW 17 26 2 1 NW31 9640 NW 22 178668 E 03/30-16 67 2 54 25 NW 17 1 8872 NW 22 168923 E 03/30-17 67 2 53 26 NW 16 1 8105 NW 23 159179 E 03/30-18 68 0 51 29 NW 15 23 2 1 NW43 7338 NW 23 149434 V 03/30-19 68 0 50 31 NW 14 1 5455 NW 24 112469 V 03/30-20 68 0 47 35 W 12 1 3572 NW 25 75505 G 03/30-21 68 0 44 40 W 10 16 2 1 N48 1689 W 26 38540 P 03/30-22 68 0 42 45 W 9 1 1203 W 22 26466 P 03/30-23 68 0 41 49 W 9 1 717 W 16 14391 P 03/31-00 68 0 40 52 W 9 14 2 1 N46 231 W 12 2317 P 03/31-01 68 0 40 54 W 9 1 218 W 12 2243 P 03/31-02 68 0 40 55 W 10 1 206 W 13 2169 P 03/31-03 68 0 40 56 W 10 16 2 1 NW35 193 W 13 2095 P 03/31-04 68 0 40 55 W 9 1 198 W 12 2077 P 03/31-05 68 0 40 55 W 8 1 203 W 12 2059 P 03/31-06 54 1 40 55 W 8 8 3 1 NW29 208 W 12 2040 P 03/31-07 54 1 41 54 W 9 1 281 W 13 3395 P 03/31-08 54 1 44 52 W 10 1 353 W 15 4750 P 03/31-09 54 1 47 48 NW 13 20 2 1 NW23 425 NW 16 6105 P 03/31-10 54 1 52 38 NW 15 1 2490 NW 21 62051 G 03/31-11 54 1 58 30 NW 18 1 4590 NW 25 118509 V 03/31-12 38 0 62 26 NW 21 31 2 1 NW30 6690 NW 30 174966 E 03/31-13 38 0 63 23 NW 23 1 7169 NW 28 166260 E 03/31-14 38 0 64 21 W 24 1 7648 NW 24 157554 E 03/31-15 38 0 64 20 W 24 37 2 1 W18 8128 W 21 148847 V 03/31-16 38 0 64 20 W 22 1 7491 NW 23 150347 E 03/31-17 38 0 63 20 NW 20 1 6853 NW 26 151847 E 03/31-18 20 0 62 20 NW 16 24 2 1 NW30 6216 NW 29 153346 E 03/31-19 20 0 59 21 W 14 1 4710 NW 28 115755 V 03/31-20 20 0 55 26 W 13 1 3204 NW 28 78164 G 03/31-21 20 0 51 32 W 12 17 2 1 NW32 1698 W 28 40572 F 03/31-22 20 0 49 38 W 10 1 1244 W 23 28427 P 03/31-23 20 0 48 42 W 10 1 789 W 18 16281 P 04/01-00 20 0 47 46 W 9 14 3 1 NW36 334 W 14 4136 P 04/01-01 20 0 47 48 W 8 1 301 W 13 3367 P 04/01-02 20 0 46 50 SW 8 1 268 W 10 2599 P 04/01-03 20 0 46 50 SW 7 7 3 1 NW45 234 W 9 1830 P 04/01-04 20 0 46 51 SW 7 1 253 W 9 2067 P 04/01-05 20 0 46 50 W 7 1 273 W 9 2304 P 04/01-06 13 0 45 50 W 7 7 3 1 NW60 292 W 10 2542 P 04/01-07 13 0 48 46 W 6 1 1079 W 13 16495 P 04/01-08 13 0 50 43 W 6 1 1867 NW 16 30448 P 04/01-09 13 0 52 38 NW 6 6 2 1 NW51 2655 NW 20 44401 F 04/01-10 13 0 57 31 NW 7 1 4849 NW 20 84917 G 04/01-11 13 0 63 25 NW 9 1 7043 NW 21 125434 V 04/01-12 13 0 66 21 NW 12 17 2 1 NW43 9238 NW 21 165951 E 04/01-13 13 0 68 19 NW 13 1 9569 NW 21 173405 E 04/01-14 13 0 69 17 NW 14 1 9901 NW 21 180859 E 04/01-15 13 0 69 15 NW 14 21 2 1 NW33 10232 NW 21 188313 E 04/01-16 13 0 69 14 NW 13 1 9844 NW 21 177381 E 04/01-17 13 0 68 14 NW 12 1 9455 NW 21 166449 E 04/01-18 18 0 66 14 NW 10 16 2 1 NW37 9066 NW 20 155517 E 04/01-19 18 0 63 16 NW 9 1 6288 NW 15 104754 V 04/01-20 18 0 59 21 W 9 1 3509 N 10 53992 F 04/01-21 18 0 54 27 W 8 8 2 1 W30 731 NE 5 3230 P 04/01-22 18 0 52 33 SW 7 1 880 E 7 5760 P 04/01-23 18 0 50 40 S 6 1 1029 E 9 8291 P 04/02-00 18 0 48 47 S 5 5 2 1 W41 1178 SE 10 10822 P 04/02-01 21 0 47 52 S 5 1 1278 SE 8 8453 P 04/02-02 28 0 46 56 SW 3 1 1378 SE 6 6083 P 04/02-03 34 0 45 59 SW 3 3 2 1 W41 1478 SE 3 3714 P 04/02-04 40 0 44 62 SW 3 1 1494 S 3 5036 P 04/02-05 47 0 43 64 W 5 1 1510 SW 5 6358 P 04/02-06 50 1 43 64 W 5 5 2 1 W41 1526 W 6 7680 P 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...JASON FALLON REASON FOR REQUEST...PRESCRIBED .TAG 20110330.ARSEN.01/BOU