FNUS75 KBOU 191657 FWSBOU SPOT FORECAST FOR CRTH LULU CITY...USFS NATIONAL WEATHER SERVICE DENVER CO 1045 AM MDT SAT SEP 19 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...WEAK FLOW ALOFT WILL CONTINUE OVER THE FORECAST AREA THROUGH TONIGHT. ON SUNDAY INTO MONDAY A FAIRLY STRONG UPPER LEVEL TROUGH WILL DEVELOP AND MOVE SOUTH INTO COLORADO. TODAY INTO SUNDAY...MOISTURE WILL REMAIN PRETTY SPARSE AND TEMPERATURES WILL BE AROUND SEASONAL NORMALS. FROM SUNDAY NIGHT WELL INTO NEXT WEEK...AN UNSETTLED WEATHER PATTERN WILL MOVE IN WITH COOLER TEMPERATURES AND A CHANCE OF RAIN AND OR SNOW. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(50-60%). ISOLATED THUNDERSTORMS AFTER 1300. MAX TEMPERATURE.....63-69. MIN HUMIDITY........20-27%. 20-FOOT WINDS.......WEST 5-9 MPH. TRANSPORT WINDS.....WEST 4-12 MPH. MIXING HEIGHT.......3600 FT AGL UNTIL 1100. 12200-13000 FT AGL AFTER 1500. SMOKE DISPERSAL.....POOR UNTIL 1100. GOOD AFTER 1200. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(40-50%). ISOLATED THUNDERSTORMS UNTIL 2100. MIN TEMPERATURE.....32-38. MAX HUMIDITY........60-70%. 20-FOOT WINDS.......SOUTHWEST 7-8 MPH. TRANSPORT WINDS.....WEST 5-12 MPH. MIXING HEIGHT.......11600 FT AGL UNTIL 1900. 200 FT AGL AFTER 2400. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2100. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SUNDAY... SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1200...THEN MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....60-65. MIN HUMIDITY........25-35%. 20-FOOT WINDS.......WEST 14-20 MPH. TRANSPORT WINDS.....WEST 9-20 MPH UNTIL 1200...THEN 20-24 MPH. MIXING HEIGHT.......1400-2400 FT AGL UNTIL 1000. 8400-9400 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 0800. EXCELLENT AFTER 1200. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .MONDAY...MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS UNTIL 1200. CHANCE OF SNOW SHOWERS UNTIL 1800...THEN SLIGHT CHANCE OF SNOW SHOWERS. COOLER. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S. NORTHWEST WINDS AROUND 12 MPH. .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE LOWER 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .WEDNESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE MID 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR CRTH LULU CITY. +++ 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 09/19-10 16 0 49 44 W 5 1 3553 W 5 21582 P 09/19-11 16 0 56 34 W 5 1 6620 W 6 41450 F 09/19-12 53 0 61 27 W 6 6 2 1 SW 2 9687 NW 7 61318 G 09/19-13 53 20 63 24 W 6 3 10785 NW 8 72416 G 09/19-14 53 20 65 22 W 6 3 11884 W 8 83514 G 09/19-15 59 20 65 22 W 6 6 2 3 W 5 12983 W 8 94612 G 09/19-16 59 20 66 22 W 6 3 12553 W 9 98893 G 09/19-17 59 20 65 24 W 7 3 12124 NW 10 103174 V 09/19-18 59 20 63 27 W 7 7 2 3 NW 9 11695 NW 10 107455 V 09/19-19 59 20 60 30 SW 6 3 8605 W 9 77109 G 09/19-20 59 20 55 36 SW 5 3 5515 W 9 46764 F 09/19-21 35 0 51 42 S 3 3 2 1 NW14 2426 W 8 16418 P 09/19-22 35 0 48 47 SW 3 1 1706 W 7 11469 P 09/19-23 35 0 45 51 SW 3 1 987 SW 7 6520 P 09/20-00 35 0 43 54 SW 5 5 2 1 NW16 268 SW 7 1571 P 09/20-01 35 0 41 58 SW 5 1 245 SW 7 1515 P 09/20-02 35 0 40 61 SW 6 1 222 SW 8 1460 P 09/20-03 35 0 38 63 SW 6 6 2 1 NW16 199 SW 8 1404 P 09/20-04 35 0 37 65 SW 6 1 194 W 8 1384 P 09/20-05 35 0 37 66 SW 6 1 188 W 8 1364 P 09/20-06 45 0 37 65 W 6 6 2 1 NW22 183 W 8 1345 P 09/20-07 45 0 41 56 W 7 1 1145 W 12 16550 P 09/20-08 45 0 44 50 W 8 1 2105 W 15 31747 P 09/20-09 45 0 49 42 W 9 9 2 1 NW26 3065 W 17 46944 F 09/20-10 45 0 53 36 W 13 1 4671 W 20 82334 G 09/20-11 45 0 56 34 W 15 1 6277 W 21 117724 V 09/20-12 66 30 58 32 W 17 28 2 4 NW22 7884 W 22 153114 E 09/20-13 66 30 59 31 W 17 4 8500 W 22 157559 E 09/20-14 66 30 60 31 W 16 4 9116 W 21 162004 E 09/20-15 66 30 61 31 W 14 22 2 4 W16 9732 W 20 166450 E 09/20-16 66 30 60 32 W 12 4 9410 W 22 177604 E 09/20-17 66 30 58 35 W 9 4 9088 W 24 188758 E 09/20-18 78 30 57 36 NW 8 8 2 4 W39 8766 W 26 199911 E 09/20-19 78 30 53 43 W 8 4 6850 W 24 150312 E 09/20-20 78 30 48 51 W 8 4 4934 W 22 100712 V 09/20-21 78 40 46 55 W 8 8 2 1 NW40 3018 W 20 51112 F 09/20-22 78 40 44 59 W 7 1 2125 W 16 34967 P 09/20-23 78 40 42 62 W 6 1 1232 W 13 18822 P 09/21-00 76 40 39 69 NW 6 6 2 1 W37 339 W 9 2677 P 09/21-01 76 40 37 73 NW 7 1 535 NW 13 6720 P 09/21-02 76 40 36 76 NW 10 1 731 NW 15 10764 P 09/21-03 76 40 34 79 NW 12 12 2 1 W33 927 NW 18 14808 P 09/21-04 76 40 34 79 NW 12 1 1517 NW 18 24344 P 09/21-05 76 40 33 79 NW 10 1 2108 NW 18 33880 P 09/21-06 71 40 33 78 NW 9 9 2 1 W41 2699 NW 18 43416 F 09/21-07 71 40 35 72 NW 10 1 4096 NW 20 72470 G 09/21-08 71 40 35 70 NW 13 1 5493 NW 21 101523 V 09/21-09 71 40 38 62 NW 14 22 2 1 W37 6890 NW 22 130577 V 09/21-10 71 40 42 54 NW 14 1 8635 NW 22 161846 E 09/21-11 71 40 45 47 N 14 1 10380 N 22 193114 E 09/21-12 63 30 46 45 N 14 22 2 1 N24 12125 N 22 224383 E 09/21-13 63 30 46 44 N 14 1 11427 N 22 219181 E 09/21-14 63 30 46 42 N 14 1 10729 N 23 213979 E 09/21-15 63 30 46 40 N 14 22 2 1 N22 10032 N 24 208778 E 09/21-16 63 30 46 38 N 14 1 9369 N 24 197659 E 09/21-17 63 30 46 36 N 14 1 8705 N 24 186540 E 09/21-18 46 20 43 39 N 14 22 2 1 N20 8042 N 25 175421 E 09/21-19 46 20 40 45 N 14 1 6743 N 23 141552 V 09/21-20 46 20 36 51 N 13 1 5443 N 22 107683 V 09/21-21 46 20 35 56 N 12 12 2 1 N23 4143 N 21 73814 G 09/21-22 46 20 33 60 N 9 1 3716 N 18 61671 G 09/21-23 46 20 32 64 N 8 1 3289 N 17 49528 F 09/22-00 43 20 30 71 N 6 6 2 1 N25 2861 N 15 37385 P 09/22-01 43 20 28 74 N 5 1 2621 N 13 30755 P 09/22-02 43 20 27 78 N 3 1 2381 N 12 24124 P 09/22-03 43 20 26 80 N 3 3 2 1 NE29 2140 N 9 17494 P 09/22-04 43 20 26 80 N 3 1 1984 N 8 14943 P 09/22-05 43 20 26 79 E 3 1 1828 N 8 12391 P 09/22-06 50 10 25 79 E 3 3 3 1 NE39 1672 N 7 9839 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...DISPATCH REASON FOR REQUEST...HAZMAT .TAG 20090919.CRTHL.01/BOU