FNUS75 KBOU 281216 FWSBOU SPOT FORECAST FOR EAST ROAD CORRIDOR...USFS NATIONAL WEATHER SERVICE DENVER CO 503 AM MST TUE FEB 28 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A STORM SYSTEM OVER THE GREAT BASIN EARLY THIS MORNING WILL QUICKLY LIFT INTO NORTH CENTRAL COLORADO BY THIS AFTERNOON AND INTO NEBRASKA BY THIS EVENING. AS IT DOES...SNOW AND WIND WILL INCREASE. SNOWFALL ACCUMULATIONS OF 1 TO 4 INCHES ARE POSSIBLE THROUGH MIDNIGHT TONIGHT. STRONG DOWNSLOPE WINDS WILL DEVELOP THIS AFTERNOON AND CONTINUE THROUGH TONIGHT...WITH GUSTS FROM 75 MPH TO 85 MPH POSSIBLE. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SNOW BECOMING LIKELY AFTER 1100. MAX TEMPERATURE.....28-31. MIN HUMIDITY........32-36%. 20-FOOT WINDS.......VERY WINDY. WEST WINDS 16-26 MPH WITH GUSTS TO 40 MPH UNTIL 1200...THEN 26-41 MPH WITH GUSTS TO 75 MPH. TRANSPORT WINDS.....WEST 25-36 MPH UNTIL 1200...THEN 48-68 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700. 5400-6400 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 0700. EXCELLENT AFTER 1700. HAINES INDEX........2 VERY LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY(50-60%). AREAS OF BLOWING SNOW UNTIL 2300. CHANCE OF SNOW UNTIL 2300...THEN SLIGHT CHANCE OF SNOW UNTIL 0500. MIN TEMPERATURE.....16-19. MAX HUMIDITY........41-46%. 20-FOOT WINDS.......VERY WINDY. WEST WINDS 27-42 MPH WITH GUSTS TO 75 MPH. TRANSPORT WINDS.....WEST 61-72 MPH. MIXING HEIGHT.......5000-6000 FT AGL UNTIL 0100...THEN 3000-4000 FT AGL. SMOKE DISPERSAL.....EXCELLENT. HAINES INDEX........3 VERY LOW. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1700...THEN PARTLY CLOUDY(30-40%). SLIGHT CHANCE OF SNOW AFTER 1700. MAX TEMPERATURE.....32-36. MIN HUMIDITY........28-33%. 20-FOOT WINDS.......WINDY. WEST WINDS 26-36 MPH WITH GUSTS TO 55 MPH UNTIL 1200...THEN 18-24 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....WEST 49-64 MPH. MIXING HEIGHT.......4200-5200 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 0900. EXCELLENT AFTER 1100. HAINES INDEX........3 VERY LOW. FIRE WEATHER TABLE FOR EAST ROAD CORRIDOR. +++ 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 02/28-05 98 77 63 19 69 SW10 16 2 1 SW56 281 SW14 3240 P 02/28-06 98 77 63 19 70 SW13 21 2 1 SW49 823 SW21 22092 P 02/28-07 98 77 63 19 73 W16 26 2 1 SW39 1365 W29 40943 F 02/28-08 98 77 63 21 70 W20 31 2 1 S29 1907 W36 59795 F 02/28-09 98 77 63 22 66 W21 35 2 1 S21 3074 W37 101145 V 02/28-10 98 77 63 25 58 W23 36 2 1 S14 4240 W38 142496 V 02/28-11 98 58 35 27 52 W24 39 2 1 S 8 5407 W39 183846 E 02/28-12 98 58 35 29 45 W26 43 2 1 S 6 5535 W43 204461 E 02/28-13 98 58 35 31 41 W30 47 2 1 SW 6 5663 W46 225075 E 02/28-14 98 58 35 31 38 W32 52 2 1 W 8 5791 W48 245690 E 02/28-15 98 58 35 31 37 W35 55 2 1 W16 5970 W55 286589 E 02/28-16 98 58 35 31 36 W36 56 2 1 W26 6149 W61 327488 E 02/28-17 70 46 23 27 36 W36 58 2 1 W35 6327 W67 368388 E 02/28-18 70 46 23 26 38 W35 55 2 1 W37 6043 W67 352647 E 02/28-19 70 46 23 24 42 W33 53 2 1 W38 5758 W68 336906 E 02/28-20 70 46 23 22 44 W31 49 2 1 W41 5473 W68 321165 E 02/28-21 70 46 23 21 44 W29 46 2 1 W51 5394 W67 313476 E 02/28-22 70 46 23 20 44 W26 41 2 1 NW62 5315 W67 305788 E 02/28-23 51 15 3 19 43 W25 40 2 1 NW71 5236 W66 298099 E 02/29-00 51 15 3 18 42 W28 44 2 1 NW75 4718 W67 271341 E 02/29-01 51 15 3 18 44 W31 49 3 1 NW75 4200 W67 244583 E 02/29-02 51 15 3 17 44 W35 55 3 1 NW73 3682 W68 217826 E 02/29-03 51 15 3 17 44 W36 58 3 1 NW70 3333 W67 192894 E 02/29-04 51 15 3 17 44 W37 59 3 1 NW67 2984 W64 167963 E 02/29-05 24 0 0 17 43 W36 58 3 1 NW64 2743 W63 151943 E 02/29-06 24 0 0 17 45 W33 53 3 1 W63 2682 W63 147489 V 02/29-07 24 0 0 19 46 W31 49 3 1 W62 2621 W63 143035 V 02/29-08 24 0 0 21 44 W29 46 3 1 W61 2561 W62 138582 V 02/29-09 24 0 0 25 41 W26 41 3 1 W59 3153 W61 164666 E 02/29-10 24 0 0 27 39 W24 38 2 1 W55 3745 W59 190750 E 02/29-11 21 0 0 30 37 W22 35 2 1 W54 4338 W58 216834 E 02/29-12 21 0 0 32 35 W21 33 2 1 W56 4655 W56 224945 E 02/29-13 21 0 0 33 33 W20 32 2 1 W60 4973 W54 233056 E 02/29-14 21 0 0 34 33 W20 31 2 1 W63 5291 W53 241166 E 02/29-15 21 0 0 33 34 W20 31 2 1 W61 5113 W53 235005 E 02/29-16 21 0 0 32 36 W21 32 2 1 W59 4935 W53 228843 E 02/29-17 35 20 4 31 39 W21 33 2 1 W56 4757 W54 222681 E 02/29-18 35 20 4 29 41 W21 33 2 1 W56 4393 W53 202102 E 02/29-19 35 20 4 27 44 W22 35 2 1 W58 4030 W52 181523 E 02/29-20 35 20 4 25 47 W22 35 2 1 W60 3666 W51 160945 E 02/29-21 35 20 4 24 50 W23 37 2 1 W61 3613 W51 157799 E 02/29-22 35 20 4 23 52 W23 38 2 1 W63 3561 W49 154654 E 02/29-23 44 60 38 22 53 W24 39 2 1 W63 3508 W49 151508 E 03/01-00 44 60 38 21 55 W24 39 2 1 SW61 3711 W52 167342 E 03/01-01 44 60 38 21 55 W25 40 2 1 SW58 3913 W54 183176 E 03/01-02 44 60 38 20 56 W24 39 2 1 SW58 4116 W55 199009 E 03/01-03 44 60 38 20 56 W22 36 2 1 W63 4460 W53 205018 E 03/01-04 44 60 38 20 57 SW20 31 2 1 W71 4805 W51 211026 E 03/01-05 58 70 53 20 57 SW17 28 2 1 W77 5150 W48 217034 E 03/01-06 58 70 53 20 57 SW17 28 2 1 W78 5216 W47 214626 E 03/01-07 58 70 53 20 58 SW17 29 2 1 W76 5283 W46 212217 E 03/01-08 58 70 53 21 56 SW18 30 2 1 W74 5349 W45 209808 E 03/01-09 58 70 53 23 54 W18 29 2 1 W73 5733 W44 214711 E 03/01-10 58 70 53 24 52 W18 29 2 1 W71 6117 W41 219614 E 03/01-11 83 70 53 25 49 W17 28 2 1 W70 6501 W40 224517 E 03/01-12 83 70 53 26 47 W16 25 2 1 W69 7138 W39 243663 E 03/01-13 83 70 53 27 46 W15 24 2 1 W68 7774 W39 262808 E 03/01-14 83 70 53 27 45 W14 22 2 1 W67 8411 W39 281954 E 03/01-15 83 70 53 27 44 W14 22 2 1 W64 8290 W39 278944 E 03/01-16 83 70 53 26 45 W13 21 2 1 W62 8168 W39 275935 E 03/01-17 84 70 53 23 48 W13 21 2 1 W61 8047 W39 272925 E 03/01-18 84 70 53 22 50 W12 12 2 1 W63 7845 W36 247072 E 03/01-19 84 70 53 20 53 W 9 9 2 1 W66 7642 W33 221219 E 03/01-20 84 70 53 18 56 W 8 8 2 1 W67 7440 W30 195366 E 03/01-21 84 70 53 17 59 W 8 8 2 1 W63 7409 W28 180484 E 03/01-22 84 70 53 16 61 W 8 8 2 1 W59 7379 W25 165602 E 03/01-23 84 60 38 15 62 W 9 9 2 1 W54 7348 W24 150720 E 03/02-00 84 60 38 14 63 W10 10 2 1 W52 7361 W26 166780 E 03/02-01 84 60 38 14 63 W13 20 2 1 W49 7375 W29 182841 E 03/02-02 84 60 38 13 63 W14 22 2 1 W48 7388 W31 198901 E 03/02-03 84 60 38 13 62 W15 24 2 1 W47 7798 W33 226304 E 03/02-04 84 60 38 13 61 W16 25 2 1 W46 8208 W36 253706 E 03/02-05 57 36 14 13 60 W16 25 2 1 W44 8618 W38 281108 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 REQUESTED BY...GERRY TUZON REASON FOR REQUEST...PRESCRIBED .TAG 20120228.EASTR.01/BOU