FNUS75 KBOU 091324 FWSBOU SPOT FORECAST FOR MT IDA RESCUE...NPS NATIONAL WEATHER SERVICE DENVER CO 715 AM MDT SUN AUG 9 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...COOLER TEMPERATURES ARE ON TAP TODAY FOLLOWING THE PASSAGE OF AN UPPER LEVEL LOW PRESSURE TROUGH LAST NIGHT. THE ATMOSPHERE HAS ALSO BECOME MUCH DRIER AND MORE STABLE OVER THE MOUNTAINS AND HIGH VALLEYS OF NORTH CENTRAL COLORADO IN THE PAST 6 TO 8 HOURS. THESE CONDITIONS ARE EXPECTED TO PERSIST THROUGH MOST OF THIS AFTERNOON. THEN AS THE EVENING APPROACHES MOISTURE AND INSTABILITY WILL INCREASE AS YET ANOTHER WEAK UPPER LEVEL DISTURBANCE APPROACHES FROM THE WEST. AS A RESULT THE HIGH COUNTRY MAY SEE A FEW NOCTURNAL SHOWERS AND THUNDERSTORMS...MAINLY BEFORE MIDNIGHT. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1300...THEN PARTLY CLOUDY PARTLY (30-40%). MAX TEMPERATURE.....54-59. MIN HUMIDITY........23-29%. 20-FOOT WINDS.......WEST 8-16 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 17-28 MPH. MIXING HEIGHT.......1000-2000 FT AGL UNTIL 0900...THEN 8400-9400 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0800. THEN BECOMING EXCELLENT AFTER 1000. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(50-60%) WITH ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2300. MIN TEMPERATURE.....36-43. MAX HUMIDITY........67-84%. 20-FOOT WINDS.......WEST 8-12 MPH UNTIL 2100 WITH GUSTS TO 30 MPH WITH THE THUNDERSTORMS...THEN DOWNSLOPE/DOWNVALLEY 4-10 MPH UNTIL 0300...THEN SOUTHWEST 8-15 MPH. TRANSPORT WINDS.....SOUTHWEST 8-16 MPH. MIXING HEIGHT.......9200 FT AGL UNTIL 1900. 200-1200 FT AGL AFTER 2300. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900...BECOMING POOR AFTER 2300. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .MONDAY... SKY/WEATHER.........PARTLY CLOUDY(30-40%) UNTIL 1200...THEN MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1400. MAX TEMPERATURE.....56. MIN HUMIDITY........33%. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 4-10 MPH UNTIL 1200...THEN WEST 8-13 MPH. TRANSPORT WINDS.....WEST 5-16 MPH. MIXING HEIGHT.......1000-2000 FT AGL UNTIL 0900. 10600-11600 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1500. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 5... .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .WEDNESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S. WEST WINDS AROUND 8 MPH. .THURSDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR MT IDA RESCUE. +++ 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 08/09-07 27 0 41 47 SW 12 1 2555 SW 16 59274 F 08/09-08 27 0 43 45 SW 10 1 4838 SW 23 116097 V 08/09-09 68 0 46 43 SW 10 10 3 1 W52 7121 SW 28 172920 E 08/09-10 68 0 48 41 SW 13 1 7702 SW 29 189707 E 08/09-11 68 0 50 40 SW 16 1 8283 W 29 206493 E 08/09-12 13 4 51 39 W 18 29 3 1 W41 8864 W 29 223280 E 08/09-13 13 4 52 39 W 17 1 9079 W 26 209852 E 08/09-14 13 4 52 38 W 16 1 9295 W 24 196425 E 08/09-15 21 4 53 37 W 14 17 4 1 W38 9510 W 22 182997 E 08/09-16 21 5 53 37 W 13 1 9352 W 22 173539 E 08/09-17 21 5 52 38 W 12 1 9194 W 21 164080 E 08/09-18 39 10 52 39 W 12 12 4 2 W41 9035 W 20 154621 E 08/09-19 39 10 50 41 W 9 2 6918 W 16 108573 V 08/09-20 39 10 48 44 SW 8 2 4801 W 12 62525 G 08/09-21 39 10 46 48 SW 6 6 4 2 W38 2684 W 7 16477 P 08/09-22 39 10 45 51 SW 5 2 1964 W 6 11432 P 08/09-23 39 10 44 54 SW 3 2 1244 SW 5 6387 P 08/10-00 29 0 43 57 SW 3 3 5 1 W32 525 SW 3 1343 P 08/10-01 29 0 41 60 SW 5 1 429 SW 5 1315 P 08/10-02 29 0 40 62 SW 7 1 332 SW 6 1287 P 08/10-03 29 0 39 62 SW 8 8 4 1 W31 235 SW 6 1259 P 08/10-04 29 0 39 62 SW 8 1 240 SW 6 1139 P 08/10-05 29 0 39 62 W 6 1 245 W 5 1020 P 08/10-06 37 0 39 60 W 5 5 4 1 W29 249 W 5 900 P 08/10-07 37 0 40 59 W 5 1 1360 W 6 11041 P 08/10-08 37 0 43 52 W 6 1 2470 W 8 21183 P 08/10-09 37 0 47 48 W 6 6 4 1 W25 3581 W 10 31324 P 08/10-10 37 0 49 44 W 7 1 5724 W 12 57858 F 08/10-11 37 0 51 41 W 7 1 7868 W 12 84393 G 08/10-12 64 0 53 40 W 7 7 4 1 W25 10011 W 13 110928 V 08/10-13 64 0 54 38 W 8 1 10637 W 14 124198 V 08/10-14 64 10 55 36 W 8 2 11264 W 14 137469 V 08/10-15 64 10 55 34 W 8 8 4 2 W26 11890 W 15 150740 E 08/10-16 64 10 55 33 W 8 2 11442 W 15 144791 V 08/10-17 64 10 55 33 W 8 2 10995 W 15 138842 V 08/10-18 64 10 54 33 W 8 8 4 2 W26 10548 W 15 132893 V 08/10-19 64 10 53 35 W 8 2 8112 W 13 97804 G 08/10-20 64 10 51 39 NW 8 2 5676 W 12 62715 G 08/10-21 64 10 49 43 NW 8 8 4 2 NW26 3240 W 10 27626 P 08/10-22 64 10 47 45 NW 7 2 2242 W 8 18752 P 08/10-23 64 10 46 47 NW 6 2 1245 NW 7 9878 P 08/11-00 13 10 44 49 NW 5 5 3 1 NW25 248 NW 5 1004 P 08/11-01 13 10 42 50 NW 5 1 234 NW 5 874 P 08/11-02 13 10 41 49 NW 3 1 219 NW 3 745 P 08/11-03 13 10 41 47 W 3 3 3 1 NW15 205 NW 3 615 P 08/11-04 13 10 40 46 W 3 1 207 W 3 597 P 08/11-05 13 10 40 46 W 3 1 210 W 3 580 P 08/11-06 13 10 40 47 W 3 3 4 1 NW12 212 W 3 563 P 08/11-07 13 10 41 49 W 3 1 1362 W 3 4807 P 08/11-08 13 10 47 43 W 2 1 2511 W 3 9051 P 08/11-09 13 10 51 39 W 2 2 4 1 NW 6 3661 W 5 13295 P 08/11-10 13 10 55 33 SW 2 1 5233 W 3 16935 P 08/11-11 13 10 57 29 SW 2 1 6805 W 3 20576 P 08/11-12 64 10 59 26 S 3 3 3 1 W 5 8377 SW 3 24216 P 08/11-13 64 20 61 24 S 3 3 9082 SW 5 33228 P 08/11-14 64 20 62 24 S 5 3 9788 SW 5 42239 F 08/11-15 64 20 63 24 S 6 6 4 3 W10 10494 SW 6 51251 F 08/11-16 64 20 63 24 S 6 3 10436 SW 7 57409 F 08/11-17 64 20 63 24 S 6 3 10378 SW 7 63566 G 08/11-18 64 20 62 23 S 6 6 4 3 W13 10320 SW 8 69724 G 08/11-19 64 20 60 25 S 6 3 8440 SW 8 56138 F 08/11-20 64 20 57 27 S 6 3 6560 SW 7 42553 F 08/11-21 64 20 55 29 S 6 6 4 3 W14 4679 SW 7 28968 P 08/11-22 64 20 53 31 S 5 3 3208 SW 7 19684 P 08/11-23 64 20 51 32 S 5 3 1737 SW 6 10400 P 08/12-00 28 0 49 35 SW 5 5 4 1 SW13 266 S 5 1116 P 08/12-01 28 0 46 37 SW 5 1 242 SW 5 1011 P 08/12-02 28 0 45 38 SW 5 1 218 SW 5 906 P 08/12-03 28 0 44 37 SW 5 5 4 1 W15 194 SW 5 801 P 08/12-04 28 0 44 37 SW 6 1 193 SW 6 899 P 08/12-05 28 0 43 38 W 6 1 192 W 6 997 P 08/12-06 28 0 44 39 W 7 7 4 1 W14 191 W 7 1095 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...BAKER...WFO BOULDER REQUESTED BY...CRAIG BROUWER REASON FOR REQUEST...SAR .TAG 20090809.MTIDA.01/BOU