FNUS75 KBOU 230950 FWSBOU SPOT FORECAST FOR SHEEP CREEK 2 UNIT D...USFS NATIONAL WEATHER SERVICE DENVER CO 350 AM MDT THU JUL 23 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...WARM AND DRY CONDITIONS WILL PREVAIL TODAY AND FRIDAY AS HIGH PRESSURE RESIDES OVER UTAH. LIGHT NORTHWEST WINDS WILL PREVAIL FOR MOST OF THE TIME. THERE COULD BE A SHORT PERIOD THIS AFTERNOON WHEN WINDS TURN SOUTHEAST. THERE IS A SLIGHT CHANCE FOR A THUNDERSTORM. IF ONE DOES FORM IT WILL LIKELY BE HIGH BASED AND PRODUCE GUSTY OUTFLOW WINDS. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(40-50%). SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....82-86. MIN HUMIDITY........16-20%. 20-FOOT WINDS.......NORTHWEST 3-8 MPH WITH GUSTS UP TO 12 MPH. TRANSPORT WINDS.....SOUTHWEST 4-12 MPH UNTIL 1200...THEN NORTHWEST 13-20 MPH. MIXING HEIGHT.......0-400 FT AGL UNTIL 1000. 13800-14800 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000. EXCELLENT AFTER 1200. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....46-50. MAX HUMIDITY........60-70%. 20-FOOT WINDS.......NORTHWEST 2-8 MPH. TRANSPORT WINDS.....SOUTHWEST 5-16 MPH. MIXING HEIGHT.......12600 FT AGL UNTIL 1900. 0-200 FT AGL AFTER 2100. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY... SKY/WEATHER.........PARTLY CLOUDY(35-45%). SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....84-88. MIN HUMIDITY........12-18%. 20-FOOT WINDS.......NORTHWEST 3-8 MPH WITH GUSTS UP TO 12 MPH. TRANSPORT WINDS.....WEST 5-16 MPH. MIXING HEIGHT.......0-400 FT AGL UNTIL 1000. 13800-14800 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1200. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. EXPERIMENTAL FIRE WEATHER TABLE FOR SHEEP CREEK 2 UNIT D. +++ 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 07/23-03 20 0 48 67 SW 5 5 3 1 NW23 115 SW 7 637 P 07/23-04 20 0 48 66 SW 5 1 107 SW 6 569 P 07/23-05 20 0 47 66 SW 5 1 99 SW 6 501 P 07/23-06 15 0 48 64 SW 5 5 3 1 NW21 91 SW 6 433 P 07/23-07 15 0 53 53 SW 6 1 183 SW 7 1198 P 07/23-08 15 0 60 42 SW 6 1 274 SW 8 1962 P 07/23-09 15 0 66 35 SW 7 7 3 1 NW18 366 SW 8 2727 P 07/23-10 15 0 71 28 SW 8 1 4940 W 12 67161 G 07/23-11 15 0 75 24 W 8 1 9514 W 14 131596 V 07/23-12 46 10 78 21 NW 9 9 3 2 NW18 14089 W 16 196031 E 07/23-13 46 10 78 20 NW 9 2 14393 NW 16 200873 E 07/23-14 46 10 80 18 NW 9 2 14698 NW 16 205716 E 07/23-15 46 10 80 19 NW 9 9 4 2 NW17 15003 NW 16 210558 E 07/23-16 46 10 82 18 NW 8 2 14201 NW 16 199367 E 07/23-17 46 10 81 20 NW 7 2 13400 NW 16 188176 E 07/23-18 42 10 78 22 NW 6 6 3 2 NW18 12598 NW 16 176985 E 07/23-19 42 10 75 25 NW 6 2 8474 W 12 118213 V 07/23-20 42 10 70 31 SW 6 2 4350 SW 8 59441 F 07/23-21 42 10 64 39 SW 6 6 3 2 NW16 226 S 3 669 P 07/23-22 42 10 59 45 SW 6 2 201 S 5 756 P 07/23-23 42 10 56 50 S 7 2 177 S 6 843 P 07/24-00 15 0 55 52 S 7 7 3 1 NW16 152 S 7 930 P 07/24-01 15 0 54 52 SW 6 1 133 SW 6 731 P 07/24-02 15 0 52 55 SW 6 1 115 SW 5 532 P 07/24-03 15 0 50 56 SW 5 5 3 1 N23 96 SW 3 334 P 07/24-04 15 0 50 56 SW 5 1 97 W 5 403 P 07/24-05 15 0 49 56 W 5 1 98 W 6 472 P 07/24-06 32 0 50 53 W 5 5 5 1 N24 99 W 6 542 P 07/24-07 32 0 55 44 W 6 1 198 W 7 1097 P 07/24-08 32 0 62 34 W 6 1 269 W 7 1488 P 07/24-09 32 0 68 29 W 7 7 5 1 W15 340 W 7 1880 P 07/24-10 32 0 73 23 W 6 1 5041 W 8 45803 F 07/24-11 32 0 77 20 NW 6 1 9741 W 9 89727 G 07/24-12 50 10 79 19 NW 6 6 5 2 W15 14442 W 10 133650 V 07/24-13 50 10 81 17 NW 7 2 14573 W 12 139224 V 07/24-14 50 10 82 17 NW 8 2 14704 W 12 144799 V 07/24-15 50 10 83 17 NW 9 9 4 2 W16 14835 W 12 150373 E 07/24-16 50 10 83 17 NW 9 2 14298 NW 12 139192 V 07/24-17 50 10 82 18 NW 9 2 13761 NW 10 128012 V 07/24-18 26 10 81 19 NW 9 9 3 2 NW18 13223 NW 10 116831 V 07/24-19 26 10 78 22 W 9 2 9231 N 8 79556 G 07/24-20 26 10 73 26 W 9 2 5239 E 7 42282 F 07/24-21 26 10 68 33 W 8 8 3 2 W22 1247 E 5 5007 P 07/24-22 26 10 64 38 SW 8 2 1036 E 6 4645 P 07/24-23 26 10 62 43 SW 8 2 826 SE 7 4283 P 07/25-00 44 0 59 48 S 8 8 3 1 W24 615 S 7 3921 P 07/25-01 44 0 56 54 S 7 1 483 S 7 3033 P 07/25-02 44 0 54 59 SW 7 1 350 S 7 2145 P 07/25-03 44 0 53 63 SW 6 6 3 1 NW18 218 S 7 1257 P 07/25-04 44 0 51 66 SW 5 1 204 S 5 913 P 07/25-05 44 0 51 67 W 3 1 190 SW 3 569 P 07/25-06 54 5 51 65 NW 2 2 3 1 NW12 176 CALM 225 P 07/25-07 54 5 54 59 NW 2 1 268 S 2 475 P 07/25-08 54 5 58 49 N 2 1 360 SE 2 725 P 07/25-09 54 5 63 39 CALM 1 3 1 NW12 453 E 2 975 P 07/25-10 54 5 68 33 NE 2 1 3714 E 3 16329 P 07/25-11 54 5 71 29 NE 5 1 6975 N 5 31682 P 07/25-12 61 25 73 27 E 6 6 3 4 NW12 10235 N 6 47035 F 07/25-13 61 25 74 26 E 7 4 10304 N 5 45725 F 07/25-14 61 25 75 27 E 7 4 10372 N 5 44415 F 07/25-15 61 25 76 28 E 7 7 3 4 NW13 10440 N 5 43104 F 07/25-16 61 25 76 29 E 7 4 9998 N 5 36391 P 07/25-17 61 25 76 31 SE 7 4 9556 N 3 29677 P 07/25-18 38 25 74 33 S 7 7 2 4 NW14 9113 N 3 22963 P 07/25-19 38 25 72 36 S 7 4 6266 NE 5 16429 P 07/25-20 38 25 68 41 S 6 4 3418 SE 6 9895 P 07/25-21 38 25 64 48 S 6 6 2 4 NW14 571 S 7 3361 P 07/25-22 38 25 61 53 S 6 4 448 S 6 2554 P 07/25-23 38 25 59 57 SW 5 4 325 S 6 1747 P 07/26-00 23 5 57 62 SW 5 5 3 1 NW13 202 SW 6 940 P 07/26-01 23 5 54 68 SW 5 1 186 SW 5 811 P 07/26-02 23 5 53 72 SW 5 1 170 SW 5 682 P 07/26-03 23 5 51 75 SW 3 3 3 1 NW17 154 SW 5 554 P 07/26-04 23 5 50 78 SW 3 1 155 SW 5 551 P 07/26-05 23 5 50 78 SW 3 1 156 SW 5 548 P 07/26-06 23 0 50 76 SW 3 3 3 1 NW21 156 SW 3 546 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...JOHN WEBER REASON FOR REQUEST...PRESCRIBED .TAG 20090723.SHEEP.01/BOU