FNUS75 KBOU 181655 FWSBOU SPOT FORECAST FOR JEFFCO AIRPORT...USFS NATIONAL WEATHER SERVICE DENVER CO 1055 AM MDT WED AUG 18 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN UPPER LEVEL RIDGE MOVING ACROSS COLORADO TODAY WILL BRING HOT AND VERY DRY CONDITIONS. LIGHT SOUTHEAST WINDS WILL CONTINUE THROUGH THE AFTERNOON AND THEN SLOWLY SHIFT TO THE SOUTHWEST BETWEEN 1600 AND 2000. AN UPPER LEVEL DISTURBANCE WILL ENTER WESTERN COLORADO TONIGHT. THIS WILL INCREASE CLOUD COVER OVERNIGHT AND BRING A SLIGHT CHANCE FOR SHOWERS AFTER MIDNIGHT. LOW TEMPERATURES WILL BE MILD AND HUMIDITY VALUES WILL REMAIN LOW THROUGH THE NIGHT. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....93-97. MIN HUMIDITY........8-12%. WIND (20 FT)........SOUTHEAST 4-12 MPH. TRANSPORT WINDS.....LIGHT WINDS. MIXING HEIGHT.......5200 FT AGL AFTER 1300 UNTIL 1400...THEN 9400 FT AGL UNTIL 1500...THEN 13600 FT AGL UNTIL 1600...THEN 11000 FT AGL UNTIL 1700...THEN 8200 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 1400...THEN FAIR UNTIL 1500...THEN GOOD UNTIL 1600...THEN FAIR. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 2400...THEN MOSTLY CLOUDY WITH A SLIGHT CHANCE OF A LIGHT SHOWER. MIN TEMPERATURE.....62-67. MAX HUMIDITY........35-45%. WIND (20 FT)........SOUTHWEST 4-9 MPH. TRANSPORT WINDS.....LIGHT WINDS UNTIL 2400...THEN WEST AROUND 12 MPH. MIXING HEIGHT.......5400 FT AGL UNTIL 1900. SMOKE DISPERSAL.....POOR. EXPERIMENTAL FIRE WEATHER TABLE FOR JEFFCO AIRPORT. +++ 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 08/18-10 5 0 74 30 S 3 1 418 W 3 1335 P 08/18-11 5 0 77 26 E 6 1 653 N 3 2238 P 08/18-12 28 7 82 22 NE 8 8 4 1 NW 9 888 N 5 3140 P 08/18-13 28 7 85 19 E 9 1 5155 N 5 27152 P 08/18-14 28 7 89 17 SE 10 1 9423 W 6 51165 F 08/18-15 28 7 90 16 SE 10 16 6 1 W 9 13691 W 6 75178 G 08/18-16 28 7 89 16 SE 10 1 10928 SW 6 58200 F 08/18-17 28 7 88 16 SE 9 1 8165 S 6 41223 F 08/18-18 40 9 87 17 E 8 8 6 1 W12 5402 SE 5 24246 P 08/18-19 40 9 84 19 SE 8 1 3645 S 6 16416 P 08/18-20 40 9 79 24 SW 7 1 1889 SW 6 8587 P 08/18-21 40 9 74 30 SW 7 7 5 1 SW 8 133 SW 7 757 P 08/18-22 40 9 72 35 SW 7 1 127 SW 7 754 P 08/18-23 40 9 70 39 W 7 1 121 SW 7 751 P 08/19-00 69 7 69 42 W 7 7 5 1 W10 115 W 7 748 P 08/19-01 69 7 67 45 W 9 1 126 W 9 1047 P 08/19-02 69 7 66 47 W 12 1 136 W 12 1346 P 08/19-03 69 7 65 49 W 13 20 5 1 S 7 147 W 13 1645 P 08/19-04 69 7 64 50 W 12 1 156 W 10 1424 P 08/19-05 69 7 63 51 W 8 1 165 W 9 1203 P 08/19-06 69 20 64 50 W 6 6 3 3 S16 173 W 7 983 P 08/19-07 69 20 65 49 W 5 3 516 W 7 3193 P 08/19-08 69 20 69 44 W 6 3 858 W 7 5403 P 08/19-09 69 20 73 39 W 6 6 3 3 S25 1200 SW 7 7613 P 08/19-10 69 20 77 35 W 7 3 4109 SW 10 55714 F 08/19-11 69 20 80 33 W 8 3 7018 SW 14 103814 V 08/19-12 71 30 82 32 NW 9 14 2 4 SW32 9927 SW 17 151915 E 08/19-13 71 30 84 31 NW 10 4 10188 SW 16 146810 V 08/19-14 71 30 84 31 NW 12 4 10448 W 16 141704 V 08/19-15 71 30 85 30 NW 13 20 2 4 W24 10709 W 15 136599 V 08/19-16 71 30 85 31 NW 14 4 10487 W 14 123540 V 08/19-17 71 30 85 31 NW 15 4 10265 W 13 110481 V 08/19-18 63 10 84 32 NW 15 23 3 2 W12 10044 W 12 97422 G 08/19-19 63 10 81 34 NW 13 2 7932 W 12 76653 G 08/19-20 63 10 78 38 W 10 2 5820 W 12 55885 F 08/19-21 63 10 75 41 W 9 14 3 2 W14 3708 NW 10 35116 P 08/19-22 63 10 74 42 W 9 2 2756 W 12 26547 P 08/19-23 63 10 71 44 W 9 2 1805 W 13 17978 P 08/20-00 23 5 69 48 W 10 16 2 1 W20 854 W 13 9409 P 08/20-01 23 5 66 52 W 12 1 661 W 14 7439 P 08/20-02 23 5 64 55 W 12 1 469 W 14 5470 P 08/20-03 23 5 63 57 W 12 17 4 1 W17 277 W 15 3500 P 08/20-04 23 5 63 58 W 9 1 279 W 12 2828 P 08/20-05 23 5 62 60 W 6 1 281 W 9 2156 P 08/20-06 9 0 63 59 W 3 3 4 1 NW20 283 W 6 1484 P 08/20-07 9 0 64 56 W 3 1 1354 NW 6 4725 P 08/20-08 9 0 68 47 W 6 1 2424 NW 5 7965 P 08/20-09 9 0 73 39 W 7 7 2 1 NW16 3494 NW 3 11206 P 08/20-10 9 0 77 34 NW 7 1 5956 NW 3 18078 P 08/20-11 9 0 80 30 NE 6 1 8417 NW 3 24951 P 08/20-12 29 5 82 28 E 6 6 2 1 W16 10879 W 3 31823 P 08/20-13 29 5 84 26 E 7 1 11142 W 3 38795 P 08/20-14 29 5 85 24 E 7 1 11405 W 5 45768 F 08/20-15 29 5 86 23 E 8 8 2 1 W21 11668 W 6 52740 F 08/20-16 29 5 86 22 E 8 1 11362 SW 5 47455 F 08/20-17 29 5 86 22 E 8 1 11056 SW 5 42170 F 08/20-18 29 5 85 23 E 7 7 2 1 W18 10750 SW 3 36885 P 08/20-19 29 5 82 25 SE 6 1 08/20-20 29 5 79 29 S 6 1 08/20-21 29 5 76 33 S 5 5 1 08/20-22 29 5 74 36 SW 3 1 08/20-23 29 5 72 40 W 3 1 08/21-00 22 0 69 45 W 3 3 1 08/21-01 22 0 66 49 W 3 1 08/21-02 22 0 65 52 W 5 1 08/21-03 22 0 64 53 W 6 6 1 08/21-04 22 0 63 54 W 7 1 08/21-05 22 0 63 54 W 7 1 08/21-06 22 0 63 53 W 7 7 1 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 PAWLIK REASON FOR REQUEST...PRESCRIBED .TAG 20100818.JEFFC.01/BOU