FNUS75 KBOU 190218 FWSBOU SPOT FORECAST FOR DEVILS THUMB...USFS NATIONAL WEATHER SERVICE DENVER CO 818 PM MDT SUN JUL 18 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...THE THREAT FOR THUNDERSTORMS HAS ENDED FOR THE REST OF TONIGHT. MONDAY WILL BE HOT WITH LOW RELATIVE HUMIDITIES WITH SIMILAR READINGS TO SATURDAY. A WESTERLY FLOW ALOFT WILL BRING WEST WINDS TONIGHT AND MONDAY WITH GUSTS UP TO 25 MPH MONDAY AFTERNOON. AIRMASS WILL BECOME UNSTABLE MONDAY AFTERNOON CAUSING ISOLATED SHOWERS AND THUNDERSTORMS TO DEVELOP. BECAUSE OF THE DRY AIRMASS...ANY SHOWER OR STORM THAT FORMS WILL PRODUCE GUSTY WINDS WITH GUSTS UP TO 50 MPH. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....61-66. MAX HUMIDITY........32-40%. WIND (20 FT)........WEST WINDS 5-10 MPH. GUSTS UP TO 20 MPH AFTER MIDNIGHT. TRANSPORT WINDS.....WEST AROUND 10-20 MPH. MIXING HEIGHT.......11800 FT AGL UNTIL 1900. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2100. HAINES INDEX........5 MODERATE. .MONDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900...THEN PARTLY CLOUDY(50-60%) UNTIL 1500...THEN MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....81-86. MIN HUMIDITY........16-22%. WIND (20 FT)........WEST WINDS 7-15 MPH WITH GUSTS TO 25 MPH. TRANSPORT WINDS.....WEST 16-25 MPH. MIXING HEIGHT.......11800-12800 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 0800...THEN FAIR UNTIL 0900...THEN GOOD UNTIL 1000...THEN VERY GOOD UNTIL 1100...THEN EXCELLENT. HAINES INDEX........5 MODERATE. EXPERIMENTAL FIRE WEATHER TABLE FOR DEVILS THUMB. +++ 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 07/18-20 55 10 76 30 W 8 2 4173 W 10 46901 F 07/18-21 55 10 73 33 W 9 15 5 2 W24 372 W 8 2690 P 07/18-22 47 10 71 34 W 10 2 312 W 9 2426 P 07/18-23 47 0 69 35 W 12 1 253 W 10 2162 P 07/19-00 23 0 68 36 W 13 21 5 1 W28 193 W 12 1898 P 07/19-01 23 0 67 37 W 14 1 184 W 12 1885 P 07/19-02 19 0 66 37 W 15 1 174 W 13 1872 P 07/19-03 19 0 65 37 W 15 24 4 1 NW32 165 W 13 1859 P 07/19-04 19 0 64 38 W 15 1 165 W 12 1606 P 07/19-05 19 0 63 38 W 14 1 164 W 9 1352 P 07/19-06 18 0 64 38 W 13 21 5 1 NW44 164 W 8 1099 P 07/19-07 18 0 66 37 W 13 1 1499 W 12 22474 P 07/19-08 18 0 70 34 W 13 1 2835 W 15 43849 F 07/19-09 18 0 73 31 W 13 21 5 1 NW41 4170 W 18 65225 G 07/19-10 49 4 77 28 W 14 1 6765 W 22 140760 V 07/19-11 49 4 79 26 W 15 1 9359 W 24 216295 E 07/19-12 49 4 80 24 W 16 25 4 1 W40 11953 W 28 291831 E 07/19-13 49 4 81 24 W 16 1 12430 W 26 279531 E 07/19-14 49 4 82 23 W 16 1 12906 W 24 267232 E 07/19-15 63 20 83 23 W 16 25 4 3 W25 13382 W 22 254933 E 07/19-16 63 20 83 23 W 16 3 12284 W 21 226208 E 07/19-17 63 20 82 24 W 16 3 11186 W 21 197483 E 07/19-18 61 20 81 25 W 16 25 4 3 W22 10087 W 20 168758 E 07/19-19 61 20 80 26 W 16 3 6845 W 17 113953 V 07/19-20 61 20 77 28 W 15 3 3603 W 16 59148 F 07/19-21 61 20 74 31 W 14 22 5 3 W22 362 W 14 4343 P 07/19-22 61 20 72 33 W 12 3 301 W 12 3229 P 07/19-23 61 20 71 33 NW 9 3 241 W 9 2115 P 07/20-00 49 0 70 35 NW 7 7 5 1 W21 181 NW 7 1001 P 07/20-01 49 0 68 37 NW 7 1 192 NW 6 1007 P 07/20-02 49 0 67 39 W 8 1 203 NW 6 1014 P 07/20-03 49 0 66 41 W 8 8 4 1 W31 214 NW 6 1020 P 07/20-04 49 0 65 43 W 8 1 288 NW 6 1288 P 07/20-05 49 0 65 43 SW 7 1 363 W 5 1556 P 07/20-06 49 0 66 43 SW 6 6 4 1 W22 437 W 5 1824 P 07/20-07 49 0 67 42 W 6 1 1198 NW 5 3653 P 07/20-08 49 0 70 37 NW 5 1 1959 NW 3 5482 P 07/20-09 49 0 74 33 NW 5 5 4 1 W25 2720 NW 3 7311 P 07/20-10 49 0 77 31 W 3 1 4079 NW 5 20270 P 07/20-11 49 0 79 30 SW 2 1 5439 SW 6 33228 P 07/20-12 75 40 80 29 S 2 2 4 4 SW28 6799 SW 8 46186 F 07/20-13 75 40 81 29 S 5 4 7322 SW 10 67916 G 07/20-14 75 40 82 28 S 8 4 7845 SW 13 89645 G 07/20-15 75 40 82 28 S 12 18 3 4 W32 8368 SW 15 111374 V 07/20-16 75 40 83 28 SW 13 4 7929 SW 15 106798 V 07/20-17 75 40 82 29 SW 13 4 7490 W 16 102222 V 07/20-18 75 40 81 31 W 12 18 4 4 W26 7051 W 16 97646 G 07/20-19 75 40 79 33 W 12 4 5055 W 13 66894 G 07/20-20 75 40 76 36 W 10 4 3059 W 9 36142 P 07/20-21 75 40 72 41 W 9 9 4 4 W24 1063 W 6 5390 P 07/20-22 75 40 70 44 W 8 4 793 W 6 3921 P 07/20-23 75 40 69 46 SW 7 4 522 SW 5 2452 P 07/21-00 54 10 67 48 SW 6 6 4 2 W21 252 SW 5 983 P 07/21-01 54 10 65 49 SW 6 2 227 SW 5 900 P 07/21-02 54 10 64 49 SW 6 2 202 SW 5 816 P 07/21-03 54 10 63 50 S 7 7 4 2 W23 176 W 5 733 P 07/21-04 54 10 62 53 SW 7 2 179 W 5 732 P 07/21-05 54 10 62 55 SW 8 2 182 W 5 732 P 07/21-06 54 10 62 56 SW 8 8 4 2 W22 184 W 5 731 P 07/21-07 54 10 64 52 SW 9 2 387 W 5 1719 P 07/21-08 54 10 67 45 SW 9 2 590 SW 5 2708 P 07/21-09 54 10 71 39 SW 9 9 4 2 W15 793 SW 6 3696 P 07/21-10 54 10 74 38 W 8 2 1721 SW 7 12211 P 07/21-11 54 10 77 39 NW 6 2 2650 W 8 20726 P 07/21-12 75 40 78 41 NW 5 5 4 4 SW22 3579 W 9 29240 P 07/21-13 75 40 79 41 NW 5 4 4740 W 10 41513 F 07/21-14 75 40 80 40 NW 6 4 5902 W 10 53786 F 07/21-15 75 40 80 39 NW 7 7 4 4 S31 7064 W 10 66058 G 07/21-16 75 40 81 40 NW 7 4 6713 W 13 72240 G 07/21-17 75 40 80 41 W 7 4 6363 W 14 78421 G 07/21-18 75 40 79 43 W 7 7 4 4 SW33 6012 W 16 84602 G 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...MIKE RADDEN REASON FOR REQUEST...WILDFIRE .TAG 20100718.DEVIL.01/BOU