FNUS75 KBOU 101415 FWSBOU SPOT FORECAST FOR SAR TRAINING...NPS NATIONAL WEATHER SERVICE DENVER CO 800 AM MDT THU JUN 10 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...CLEAR SKIES AND LIGHT TERRAIN DRIVEN WINDS EARLY THIS MORNING SHOULD QUICKLY TRANSITION TO SOUTHWEST WINDS LATER THIS MORNING AS MID-LEVEL CLOUDS APPROACH FROM THE WEST. THESE WARM...DRY AND GUSTY WINDS ARE EXPECTED TO DEVELOP AHEAD OF A WEAK COLD FRONT SLOWLY MOVING EASTWARD ACROSS NORTHWEST COLORADO THIS MORNING. THIS AFTERNOON THIS FRONTAL BOUNDARY IS FORECAST TO PASS OVER THE CONTINENTAL DIVIDE WITH A SHIFT TO WEST-NORTHWEST WINDS AND COOLER TEMPERATURES LATER TODAY. PASSAGE OF THIS WEAK FRONT MAY ALSO BE ACCOMPANIED BY A FEW GUSTY THUNDERSTORMS. OVERNIGHT THIS FRONTAL BOUNDARY MOVES OUT ACROSS THE EASTERN PLAINS. IN ITS WAKE WARM AND GUSTY SOUTH-SOUTHWEST WINDS WILL ONCE AGAIN DEVELOP LATE TONIGHT AND FRIDAY IN ADVANCE OF A STRONG AND UNUSUALLY COLD UPPER LEVEL LOW PRESSURE TROUGH FORECAST TO MOVE ACROSS THE REGION THIS WEEKEND. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1100...THEN PARTLY CLOUDY(50-60%) UNTIL 1400...THEN MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1400. MAX TEMPERATURE.....59-67. MIN HUMIDITY........37-46%. WIND (20 FT)........SOUTHWEST WINDS 12-18 MPH WITH GUSTS TO AROUND 28 MPH. SHIFTING TO THE WEST IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 22-28 MPH. MIXING HEIGHT.......4800-5800 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1100. HAINES INDEX........4 LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(50-60%) UNTIL 2400...THEN MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2200...THEN A SLIGHT CHANCE OF RAIN SHOWERS. MIN TEMPERATURE.....39-45. MAX HUMIDITY........79-84%. WIND (20 FT)........SOUTHWEST WINDS 8-18 MPH WITH GUSTS TO 24 MPH UNTIL 0700...THEN DOWNSLOPE/DOWNVALLEY 2-8 MPH. TRANSPORT WINDS.....SOUTHWEST 18-30 MPH. MIXING HEIGHT.......4800-5600 FT AGL UNTIL 2000. SMOKE DISPERSAL.....GOOD UNTIL 2100. POOR AFTER 2300. HAINES INDEX........2 VERY LOW. .FRIDAY... SKY/WEATHER.........PARTLY CLOUDY(30-40%) UNTIL 1200...THEN MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 1500...THEN RAIN SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. MAX TEMPERATURE.....56-61. MIN HUMIDITY........48-56%. WIND (20 FT)........UPSLOPE/UPVALLEY 4-10 MPH UNTIL 1500...THEN SOUTHEAST AROUND 8 MPH. TRANSPORT WINDS.....SOUTHWEST AROUND 12 MPH UNTIL 1200...THEN SOUTH 12-20 MPH. MIXING HEIGHT.......4600-5600 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 1100. GOOD AFTER 1200. HAINES INDEX........2 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .SATURDAY...RAIN LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS UNTIL 1200...THEN CHANCE OF RAIN AND SNOW. SNOW LEVEL AROUND 10,500 FEET. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS IN THE MID 30S. HIGHS IN THE LOWER 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .MONDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN UNTIL 1200. LOWS IN THE UPPER 30S. HIGHS IN THE MID 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR SAR TRAINING. +++ 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 06/10-07 15 0 48 64 SW 9 1 613 SW 20 13813 P 06/10-08 15 0 51 61 SW 9 1 1030 SW 24 24997 P 06/10-09 15 0 53 58 S 9 15 4 1 S32 1446 W 29 36182 P 06/10-10 15 0 56 54 S 10 1 2889 SW 25 54027 F 06/10-11 54 0 59 52 S 12 1 4332 SW 22 71873 G 06/10-12 54 10 61 50 S 13 21 2 2 SW44 5775 SW 18 89718 G 06/10-13 54 10 62 51 SW 14 2 5781 SW 20 95570 G 06/10-14 54 10 62 52 SW 15 2 5786 SW 21 101422 V 06/10-15 61 10 62 52 SW 16 25 2 2 SW45 5791 SW 22 107274 V 06/10-16 61 10 62 49 SW 15 2 5747 SW 21 103299 V 06/10-17 61 10 61 47 SW 14 2 5704 SW 20 99324 G 06/10-18 58 19 60 46 SW 13 20 2 3 SW46 5660 SW 20 95350 G 06/10-19 58 19 57 48 SW 12 3 4830 SW 20 83260 G 06/10-20 58 19 55 53 SW 10 3 4001 SW 21 71171 G 06/10-21 58 19 52 59 W 9 15 2 3 SW54 3171 SW 22 59082 F 06/10-22 58 19 50 65 W 9 3 2387 SW 20 43029 F 06/10-23 58 19 48 72 SW 9 3 1603 SW 17 26976 P 06/11-00 74 9 46 78 SW 9 15 2 1 SW49 819 S 15 10923 P 06/11-01 74 9 45 79 W 8 1 617 SW 14 7901 P 06/11-02 74 9 44 78 W 8 1 415 SW 12 4880 P 06/11-03 74 9 43 77 W 7 7 2 1 SW37 214 W 10 1858 P 06/11-04 74 9 42 78 W 7 1 216 W 9 1700 P 06/11-05 74 9 41 81 W 6 1 218 W 8 1542 P 06/11-06 35 10 41 83 W 6 6 2 2 SW41 220 W 7 1384 P 06/11-07 35 10 42 83 SW 5 2 764 W 8 5451 P 06/11-08 35 10 44 81 S 3 2 1308 W 8 9518 P 06/11-09 35 10 48 75 SE 2 2 2 2 SW36 1852 SW 8 13585 P 06/11-10 35 10 51 69 SE 2 2 3168 SW 8 28769 P 06/11-11 35 10 52 65 SE 3 2 4306 SW 12 46907 F 06/11-12 76 10 54 61 S 5 5 2 2 SW43 5443 SW 14 65044 G 06/11-13 76 10 55 61 SE 6 2 5466 SW 14 67803 G 06/11-14 76 60 55 62 SE 7 4 5489 S 15 70561 G 06/11-15 76 60 55 63 SE 8 8 2 4 SW28 5512 S 15 73320 G 06/11-16 76 60 55 65 SE 8 4 5513 S 16 79501 G 06/11-17 76 60 55 68 SE 8 4 5515 S 18 85682 G 06/11-18 76 60 54 72 SE 8 8 2 4 S36 5517 SE 20 91863 G 06/11-19 76 60 53 75 E 7 4 4799 SE 20 80361 G 06/11-20 76 60 50 81 E 6 4 4081 SE 20 68859 G 06/11-21 92 60 47 87 NE 5 5 2 4 S37 3363 E 20 57356 F 06/11-22 92 60 45 91 NE 5 3 2909 E 18 48352 F 06/11-23 92 60 44 93 NE 5 3 2455 E 18 39347 P 06/12-00 92 60 43 95 NE 5 5 2 3 S26 2001 E 17 30342 P 06/12-01 92 60 41 94 NE 5 3 1908 E 15 25355 P 06/12-02 92 60 40 94 NE 5 3 1815 E 13 20368 P 06/12-03 92 60 39 94 NE 5 5 2 3 SW46 1722 E 10 15381 P 06/12-04 92 60 39 93 NE 5 3 1808 E 10 15807 P 06/12-05 92 60 39 93 NE 6 3 1895 E 10 16234 P 06/12-06 92 60 39 94 NE 6 6 2 3 SW40 1982 E 9 16660 P 06/12-07 92 60 40 92 NE 6 3 2335 E 12 23154 P 06/12-08 92 60 41 97 NE 7 3 2687 E 13 29647 P 06/12-09 92 60 42 98 NE 7 7 2 3 SW37 3040 E 14 36141 P 06/12-10 92 60 44 99 E 7 3 3293 E 15 42454 F 06/12-11 92 60 45 100 E 8 3 3545 E 16 48768 F 06/12-12 92 50 46 100 E 8 8 2 1 S39 3797 SE 17 55081 F 06/12-13 92 50 46 100 E 8 1 3734 SE 16 53987 F 06/12-14 92 50 46 100 E 7 1 3671 SE 16 52892 F 06/12-15 92 50 46 100 E 7 7 2 1 S48 3608 SE 16 51798 F 06/12-16 92 50 46 100 E 7 1 3488 SE 17 52495 F 06/12-17 92 50 46 100 E 8 1 3368 SE 18 53192 F 06/12-18 92 50 45 100 E 8 8 2 1 S52 3248 SE 20 53889 F 06/12-19 92 50 44 100 E 8 1 3016 SE 20 50179 F 06/12-20 92 50 42 100 E 8 1 2784 SE 20 46470 F 06/12-21 92 50 40 100 E 7 7 2 1 S52 2552 SE 20 42760 F 06/12-22 92 50 39 100 E 6 1 2282 SE 18 37493 P 06/12-23 92 50 38 100 E 6 1 2013 SE 18 32227 P 06/13-00 92 40 37 100 E 5 5 2 1 S45 1743 SE 17 26960 P 06/13-01 92 40 36 100 E 5 1 1599 SE 16 22472 P 06/13-02 92 40 36 100 SE 5 1 1456 S 14 17985 P 06/13-03 92 40 35 100 SE 5 5 2 1 S49 1312 S 12 13497 P 06/13-04 92 40 35 100 SE 5 1 1253 SE 12 12380 P 06/13-05 92 40 35 99 E 6 1 1193 SE 10 11263 P 06/13-06 82 40 35 100 E 6 6 2 1 S40 1134 SE 10 10146 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...PRESCRIBED .TAG 20100610.SARTR.01/BOU