FNUS75 KBOU 291523 FWSBOU SPOT FORECAST FOR GRIZZLY RX...USFS NATIONAL WEATHER SERVICE DENVER CO 925 AM MDT FRI OCT 29 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...THERE WILL BE MODERATE SOUTHWEST FLOW ALOFT ACROSS THE AREA THROUGH TONIGHT WITH WEAK HIGH PRESSURE. THE RESULT WILL BE GUSTY AND ERRATIC SOUTHWEST WINDS AT TIMES THROUGH THIS EVENING. THERE WILL AN APPROACHING DISTRUBANCE FROM THE GREAT BASIN BY LATE SATURDAY AS THE FLOW ALOFT SHIFTS SOUTHWEST. THIS WILL ALSO RESULT IN A SLIGHT CHANCE OF SHOWERS LATE SATURDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(40-50%). MAX TEMPERATURE.....49. MIN HUMIDITY........35%. 20-FOOT WINDS.......SOUTHWEST WINDS 13-23 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....SOUTHWEST 8-12 MPH UNTIL 1200...THEN 13-24 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1300...THEN 1400-2400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1500...THEN FAIR UNTIL 1700...THEN POOR. HAINES INDEX........4 LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....31. MAX HUMIDITY........64%. 20-FOOT WINDS.......SOUTHWEST WINDS 8-14 MPH. GUSTS UP TO 20 MPH EARLY IN THE EVENING. TRANSPORT WINDS.....SOUTHWEST 9-20 MPH. MIXING HEIGHT.......1200-1600 FT AGL UNTIL 2000...THEN BELOW 1000 FT AGL. SMOKE DISPERSAL.....POOR. HAINES INDEX........4 LOW. .SATURDAY... SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 1300...THEN MOSTLY CLOUDY(50-60%). SLIGHT CHANCE OF RAIN SHOWERS AFTER 1200. MAX TEMPERATURE.....49. MIN HUMIDITY........46%. 20-FOOT WINDS.......SOUTHWEST WINDS 8-14 MPH. GUSTS UP TO 20 MPH LATE IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 9-20 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 1000...THEN 2200-3200 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1300...THEN FAIR UNTIL 1500...THEN GOOD UNTIL 1600...THEN FAIR UNTIL 1700...THEN POOR. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .SUNDAY...MOSTLY CLOUDY. CHANCE OF SNOW UNTIL 0600...THEN SLIGHT CHANCE OF RAIN SHOWERS AND SNOW SHOWERS UNTIL 1800...THEN SLIGHT CHANCE OF SNOW. COLDER. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND 9 MPH WITH GUSTS TO 20 MPH. .MONDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW UNTIL 1800. LOWS IN THE UPPER 20S. HIGHS IN THE MID 30S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .TUESDAY...MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE MID 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. FIRE WEATHER TABLE FOR GRIZZLY RX. +++ 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 10/29-09 25 0 26 59 SW 12 18 3 1 W46 136 SW 7 834 P 10/29-10 25 0 30 52 SW 14 1 252 SW 8 2130 P 10/29-11 25 0 36 44 SW 17 1 369 SW 10 3426 P 10/29-12 43 0 41 38 W 21 33 3 1 W45 485 SW 12 4722 P 10/29-13 43 0 44 36 W 21 1 1191 SW 15 21261 P 10/29-14 43 0 47 35 SW 18 1 1897 SW 20 37800 P 10/29-15 43 0 48 35 SW 16 25 4 1 W43 2602 W 24 54339 F 10/29-16 43 0 48 35 SW 15 1 2272 W 23 45409 F 10/29-17 43 0 47 35 SW 15 1 1943 W 21 36479 P 10/29-18 23 0 44 38 SW 14 22 4 1 W43 1613 W 20 27550 P 10/29-19 23 0 41 44 SW 12 1 1175 W 16 19244 P 10/29-20 23 0 39 50 SW 10 1 737 SW 14 10938 P 10/29-21 23 0 38 54 SW 8 13 3 1 W45 299 SW 10 2632 P 10/29-22 23 0 37 56 SW 7 1 266 SW 10 2358 P 10/29-23 23 0 36 56 SW 6 1 233 SW 10 2083 P 10/30-00 23 0 35 57 SW 6 6 2 1 W49 200 SW 10 1809 P 10/30-01 23 0 35 56 SW 6 1 190 SW 10 1647 P 10/30-02 23 0 34 56 SW 6 1 180 SW 9 1486 P 10/30-03 23 0 33 56 SW 6 6 2 1 W56 171 SW 9 1324 P 10/30-04 23 0 33 57 SW 6 1 174 SW 9 1348 P 10/30-05 23 0 33 59 SW 5 1 177 SW 9 1372 P 10/30-06 42 0 32 62 S 5 5 2 1 W52 191 SW 9 1466 P 10/30-07 42 0 32 64 S 5 1 223 SW 8 1629 P 10/30-08 42 0 34 63 S 5 1 255 SW 8 1793 P 10/30-09 42 0 38 57 S 6 6 2 1 W51 287 S 8 1956 P 10/30-10 42 0 42 53 S 7 1 948 SW 12 12804 P 10/30-11 42 0 45 50 S 9 1 1609 SW 14 23652 P 10/30-12 42 0 46 49 S 10 16 2 1 SW48 2269 SW 17 34499 P 10/30-13 62 0 47 48 SW 12 1 2712 SW 18 45523 F 10/30-14 62 0 48 47 SW 13 1 3154 SW 21 56547 F 10/30-15 62 20 48 46 SW 14 22 2 1 SW48 3597 SW 22 67571 G 10/30-16 62 20 48 47 SW 14 1 2768 SW 21 50928 F 10/30-17 62 20 46 49 SW 14 1 1940 SW 20 34284 P 10/30-18 73 40 44 53 SW 14 22 2 1 SW56 1112 SW 18 17641 P 10/30-19 73 40 40 60 SW 14 1 818 SW 17 12762 P 10/30-20 73 40 38 67 SW 14 1 524 SW 16 7882 P 10/30-21 73 40 36 70 SW 14 22 3 1 SW40 231 SW 15 3003 P 10/30-22 73 40 35 74 SW 14 1 368 SW 16 5246 P 10/30-23 73 40 34 76 W 13 1 506 SW 16 7488 P 10/31-00 73 40 33 79 W 13 21 2 1 SW40 644 W 17 9731 P 10/31-01 73 40 33 81 W 13 1 889 W 20 15462 P 10/31-02 73 40 32 83 W 13 1 1133 W 21 21194 P 10/31-03 73 40 31 85 W 13 21 2 1 SW48 1378 W 23 26925 P 10/31-04 73 40 31 87 W 12 1 1429 W 22 27401 P 10/31-05 73 40 30 88 W 12 1 1479 W 22 27876 P 10/31-06 54 20 30 89 W 10 10 2 1 NW55 1530 W 22 28352 P 10/31-07 54 20 30 86 W 10 1 1760 W 20 30250 P 10/31-08 54 20 30 83 W 9 1 1991 W 18 32148 P 10/31-09 54 20 33 75 W 9 9 2 1 W54 2221 W 17 34047 P 10/31-10 54 20 35 67 W 9 1 2634 W 17 39901 P 10/31-11 54 20 36 62 W 9 1 3047 W 17 45754 F 10/31-12 54 20 37 59 W 9 9 2 1 W49 3461 W 17 51608 F 10/31-13 54 20 38 58 W 9 1 3518 W 16 50928 F 10/31-14 54 20 38 58 W 9 1 3575 W 16 50248 F 10/31-15 54 20 38 58 W 9 9 2 1 W51 3633 W 16 49568 F 10/31-16 54 20 38 59 W 9 1 3126 W 15 41329 F 10/31-17 54 20 37 62 W 8 1 2618 W 14 33091 P 10/31-18 67 20 36 66 W 8 8 2 1 W55 2111 W 14 24852 P 10/31-19 67 20 34 70 W 7 1 1521 W 12 17408 P 10/31-20 67 20 32 73 W 7 1 932 W 10 9963 P 10/31-21 67 20 32 73 W 6 6 2 1 W48 342 W 8 2519 P 10/31-22 67 20 31 73 W 5 1 348 W 8 2502 P 10/31-23 67 20 30 72 W 5 1 353 W 8 2485 P 11/01-00 67 20 30 72 W 3 3 2 1 W35 359 W 8 2469 P 11/01-01 67 20 29 72 W 2 1 516 W 8 3630 P 11/01-02 67 20 29 72 SW 2 1 673 W 8 4791 P 11/01-03 67 20 29 74 SW 2 2 2 1 W36 830 W 8 5952 P 11/01-04 67 20 28 77 W 2 1 887 W 9 6747 P 11/01-05 67 20 28 81 W 3 1 943 W 9 7542 P 11/01-06 53 10 28 85 W 5 5 2 1 W31 1000 W 9 8337 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/ENTREKIN REQUESTED BY...FELIX VALDEZ REASON FOR REQUEST...PRESCRIBED .TAG 20101029.GRIZZ.01/BOU