FNUS75 KBOU 120049 FWSBOU SPOT FORECAST FOR PLATTE RIVER...USFS NATIONAL WEATHER SERVICE DENVER CO 649 PM MDT WED AUG 11 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...GUSTY WESTERLY WINDS UP TO 17 MPH WILL OCCUR THIS EVENING OVER THE FIRE AS SHOWERS AND THUNDERSTORMS DOWNSLOPE OVER THE MOUNTAINS AND DRY OUT. COULD SEE A STORM OR TWO HOLD TOGETHER THIS EVENING TO BRING A QUICK SHOWER AND MORE GUSTY WINDS...MOST LIKELY AFTER 2000. OTHERWISE EXPECT TEMPERATURES TO START DECREASING ALLOWING RH VALUES TO RECOVER INTO AT LEAST THE 70% RANGE TONIGHT. WINDS WILL BE GUSTY OUT OF THE WEST THIS EVENING UNDER DISSIPATING SHOWERS AND THUNDERSTORMS...OTHERWISE EXPECT DIURNAL WINDS TO BE A FEW MPH STRONGER THAN NORMAL THEN INCREASE FROM THE SOUTHWEST EARLY TOMORROW MORNING AS A 65 KT JET MOVES OVERHEAD AHEAD OF AN UPPER TROUGH. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(35-45%). ISOLATED THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....56. MAX HUMIDITY........72%. WIND (20 FT)........SOUTH WINDS 8-10 MPH UNTIL 2100...THEN DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 0300...THEN SOUTHWEST 8-13 MPH. TRANSPORT WINDS.....SOUTHWEST 12-16 MPH. MIXING HEIGHT.......13400 FT AGL UNTIL 1900. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100. HAINES INDEX........3 VERY LOW. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....87. MIN HUMIDITY........21%. WIND (20 FT)........SOUTHWEST WINDS 12-18 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 12-20 MPH UNTIL 1200...THEN AROUND 24 MPH. MIXING HEIGHT.......11200-12200 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 0700. EXCELLENT AFTER 1200. HAINES INDEX........3 VERY LOW. .THURSDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 2400...THEN MOSTLY CLEAR. CHANCE OF THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....51. MAX HUMIDITY........76%. WIND (20 FT)........SOUTHWEST WINDS 8-13 MPH. GUSTS UP TO 20 MPH EARLY IN THE EVENING. TRANSPORT WINDS.....SOUTHWEST 13-24 MPH UNTIL 2400...THEN AROUND 12 MPH. MIXING HEIGHT.......9800 FT AGL UNTIL 1900. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100. HAINES INDEX........3 VERY LOW. .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....85. MIN HUMIDITY........22%. WIND (20 FT)........WEST WINDS 8-12 MPH UNTIL 0900...THEN UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....WEST 12-20 MPH. MIXING HEIGHT.......2000-3000 FT AGL AFTER 0700 UNTIL 0900...THEN 5400-6400 FT AGL UNTIL 1100...THEN 10400-11400 FT AGL UNTIL 1600...THEN 8600 FT AGL UNTIL 1700...THEN 5800 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0800...THEN FAIR UNTIL 0900...THEN GOOD UNTIL 1000...THEN VERY GOOD UNTIL 1100...THEN EXCELLENT UNTIL 1500...THEN VERY GOOD UNTIL 1600...THEN GOOD UNTIL 1700...THEN FAIR. HAINES INDEX........3 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 UNTIL 1800...THEN CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 80S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .MONDAY...PARTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL 0600... THEN SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 9 MPH. .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 0600...THEN SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 80S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR PLATTE RIVER. +++ 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 08/11-18 58 20 84 22 S 9 15 3 3 SW18 13499 SW 16 183775 E 08/11-19 58 20 80 23 S 8 3 9129 SW 14 123637 V 08/11-20 58 20 75 30 SW 7 3 4759 SW 12 63499 G 08/11-21 53 20 71 38 SW 6 6 3 3 SW25 389 W 10 3361 P 08/11-22 53 20 68 44 SW 6 3 492 W 12 5196 P 08/11-23 53 20 66 47 SW 7 3 594 W 13 7030 P 08/12-00 38 5 64 49 SW 7 7 3 1 SW30 696 W 15 8865 P 08/12-01 38 5 62 52 SW 7 1 547 SW 13 6532 P 08/12-02 38 5 61 55 SW 7 1 397 SW 10 4200 P 08/12-03 26 5 60 57 SW 7 7 3 1 W37 248 SW 9 1868 P 08/12-04 26 5 59 60 SW 7 1 228 SW 8 1709 P 08/12-05 26 5 58 62 SW 8 1 208 SW 8 1550 P 08/12-06 9 0 58 61 SW 8 13 3 1 W46 189 SW 8 1391 P 08/12-07 9 0 61 55 SW 8 1 1894 SW 13 33754 P 08/12-08 9 0 67 44 SW 7 1 3600 SW 17 66118 G 08/12-09 25 4 74 36 SW 7 7 3 1 W45 5306 SW 22 98481 G 08/12-10 25 4 78 31 SW 8 1 7652 SW 23 154793 E 08/12-11 25 4 81 27 SW 9 1 9999 SW 24 211104 E 08/12-12 54 23 83 25 SW 12 18 3 3 W39 12345 SW 25 267416 E 08/12-13 54 23 85 23 SW 14 3 12449 SW 25 268942 E 08/12-14 54 23 85 22 SW 15 3 12554 SW 25 270468 E 08/12-15 54 23 85 21 SW 16 25 2 3 W33 12658 SW 24 271994 E 08/12-16 54 23 84 22 SW 15 3 11732 SW 25 254031 E 08/12-17 54 23 83 23 SW 14 3 10805 SW 25 236067 E 08/12-18 61 32 81 25 SW 12 18 2 4 W38 9879 SW 25 218104 E 08/12-19 61 32 77 29 SW 10 4 6677 SW 21 146343 V 08/12-20 61 32 71 36 SW 9 4 3476 SW 16 74583 G 08/12-21 61 32 66 45 SW 8 13 2 4 W33 274 SW 12 2823 P 08/12-22 61 32 62 52 SW 8 4 235 SW 12 2450 P 08/12-23 61 32 59 58 SW 9 4 197 SW 13 2077 P 08/13-00 21 5 57 63 SW 10 16 3 1 SW48 158 SW 13 1705 P 08/13-01 21 5 55 66 SW 10 1 149 SW 13 1599 P 08/13-02 21 5 55 67 SW 10 1 141 SW 13 1494 P 08/13-03 21 5 54 69 SW 10 16 2 1 SW44 132 SW 13 1389 P 08/13-04 21 5 53 70 SW 10 1 128 W 12 1275 P 08/13-05 21 5 53 71 W 10 1 125 W 10 1161 P 08/13-06 6 0 51 76 SW 8 8 3 1 W48 121 W 10 1048 P 08/13-07 6 0 51 75 W 7 1 1691 W 13 28319 P 08/13-08 6 0 58 60 W 6 1 3262 W 16 55590 F 08/13-09 6 0 66 45 W 6 6 3 1 W45 4832 W 20 82861 G 08/13-10 6 0 74 34 W 6 1 7026 W 20 124455 V 08/13-11 6 0 80 27 NW 6 1 9220 W 21 166049 E 08/13-12 28 2 83 23 NW 6 6 2 1 W37 11414 W 21 207643 E 08/13-13 28 2 85 22 N 6 1 11436 W 18 181603 E 08/13-14 28 2 83 22 NE 7 1 11457 W 16 155562 E 08/13-15 28 2 82 24 NE 7 7 2 1 W22 11479 W 13 129521 V 08/13-16 28 2 79 26 NE 7 1 8611 W 9 88244 G 08/13-17 28 2 76 27 NE 6 1 5743 NW 6 46968 F 08/13-18 41 6 72 33 NE 6 6 2 1 W16 2875 N 2 5691 P 08/13-19 41 6 69 38 NE 6 1 1988 N 2 3992 P 08/13-20 41 6 64 49 N 6 1 1101 N 3 2294 P 08/13-21 41 6 61 61 NW 7 7 2 1 SW13 214 N 3 595 P 08/13-22 41 6 58 72 NW 7 1 200 NW 5 724 P 08/13-23 41 6 56 80 W 8 1 187 W 6 853 P 08/14-00 10 5 55 84 W 8 8 2 1 SW29 173 SW 7 982 P 08/14-01 10 5 54 88 W 8 1 164 SW 7 1017 P 08/14-02 10 5 52 89 W 9 1 155 SW 8 1052 P 08/14-03 10 5 51 89 W 9 9 2 1 SW35 146 SW 8 1086 P 08/14-04 10 5 50 91 W 9 1 143 SW 9 1082 P 08/14-05 10 5 49 91 W 9 1 140 W 9 1079 P 08/14-06 26 5 48 92 W 9 9 3 1 SW29 137 W 9 1075 P 08/14-07 26 5 49 89 W 9 1 1115 W 9 9801 P 08/14-08 26 5 57 68 SW 9 1 2092 W 10 18527 P 08/14-09 26 5 65 50 SW 8 8 3 1 W14 3070 W 10 27253 P 08/14-10 26 5 73 38 SW 6 1 6430 W 10 64353 G 08/14-11 26 5 80 30 SW 3 1 9789 W 12 101452 V 08/14-12 64 21 83 27 SW 2 2 2 3 W20 13148 W 13 138551 V 08/14-13 64 21 85 26 W 3 3 13543 W 12 128126 V 08/14-14 64 21 84 29 N 6 3 13938 W 10 117700 V 08/14-15 64 21 82 31 NE 8 8 3 3 W16 14332 W 8 107275 V 08/14-16 64 21 79 36 NE 9 3 10909 NW 8 78637 G 08/14-17 64 21 76 40 NE 9 3 7485 N 7 50000 F 08/14-18 76 30 71 48 E 9 9 3 4 W20 4062 NE 6 21362 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...PUEBLO DISPATCH REASON FOR REQUEST...WILDFIRE .TAG 20100811.PLATT.01/BOU