FNUS75 KBOU 100958 FWSBOU SPOT FORECAST FOR MIDDLE BALD...USFS NATIONAL WEATHER SERVICE DENVER CO 358 AM MDT WED AUG 10 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A COLD FRONT MOVED ACROSS NORTHEAST COLORADO LAST NIGHT AND USHERED IN A MOIST AND COOLER AIRMASS. THIS AIRMASS IS SHALLOW AND EXTENDS TO AROUND 9500-10000 FEET MSL. WARMER AND MUCH DRIER IS ABOVE THIS AIRMASS. BY AFTERNOON EXPECT THE DRIER AND WARMER CONDITIONS TO MIX DOWN. THERE WILL BE A SLIGHT CHANCE FOR A LATE DAY THUNDERSTORM...HOWEVER THE BEST CHANCE WILL BE EAST OF THE AREA. THURSDAY WILL BE A VERY WARM...DRY AND WINDY DAY AS A STORM SYSTEM MOVES ACROSS THE NORTHERN U.S. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TODAY... SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900...THEN MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(30-40%). PATCHY FOG UNTIL 0900. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....70-75. MIN HUMIDITY........15-20%. 20-FOOT WINDS.......LIGHT EAST WIND BECOMING WEST WINDS 7-13 MPH THIS AFTERNOON. TRANSPORT WINDS.....WEST 9-20 MPH UNTIL 1200...THEN 24-28 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700. 11800-12800 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN VERY GOOD UNTIL 1100...THEN EXCELLENT. HAINES INDEX........4 LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....45-50. MAX HUMIDITY........40-50%. 20-FOOT WINDS.......SOUTHWEST WINDS 7-13 MPH. TRANSPORT WINDS.....WEST 13-24 MPH UNTIL 2400...THEN AROUND 12 MPH. MIXING HEIGHT.......10000 FT AGL UNTIL 1900. BELOW 1000 FT AGL AFTER 2100. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100. HAINES INDEX........3 VERY LOW. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....73-78. MIN HUMIDITY........14-18%. 20-FOOT WINDS.......WEST WINDS 11-17 MPH WITH GUSTS TO 30 MPH. TRANSPORT WINDS.....WEST 9-20 MPH UNTIL 1200...THEN 24-28 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700...THEN 2200-3200 FT AGL UNTIL 1000...THEN 6800 FT AGL UNTIL 1100...THEN 9600 FT AGL UNTIL 1200...THEN 11800-12800 FT AGL UNTIL 1700...THEN 9600 FT AGL. SMOKE DISPERSAL.....POOR UNTIL 0900...THEN FAIR UNTIL 1000...THEN VERY GOOD UNTIL 1100...THEN EXCELLENT. HAINES INDEX........4 LOW. FIRE WEATHER TABLE FOR MIDDLEBALD. +++ DATA IN THE FOLLOWING TABLE HAS BEEN SAMPLED DIRECTLY FROM THE FORECAST DATABASE. VALUES IN THE TABLE MAY VARY SLIGHTLY FROM INFORMATION IN THE NARRATIVE FORECAST. PLEASE PROVIDE FEEDBACK IF THE INFORMATION IN THIS TABLE HAS BEEN REPRESENTATIVE AND/OR USEFUL. +++ FORECAST SC PP WR AT 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 08/10-03 26 0 0 51 64 SW 3 3 4 1 W39 251 W 5 1072 P 08/10-04 26 0 0 50 59 SW 5 5 4 1 W43 232 SW 6 1074 P 08/10-05 26 0 0 49 55 SW 6 6 4 1 W45 212 SW 6 1076 P 08/10-06 26 0 0 49 50 SW 6 6 4 1 W46 193 SW 7 1077 P 08/10-07 26 0 0 50 46 SW 6 6 4 1 W46 1174 W 9 12963 P 08/10-08 26 0 0 54 38 W 6 6 3 1 W46 2155 W12 24849 P 08/10-09 18 0 0 59 30 W 6 6 3 1 W44 3136 W14 36735 P 08/10-10 18 0 0 64 24 W 7 7 3 1 W39 6530 W17 116724 V 08/10-11 18 0 0 67 21 W 8 8 3 1 W35 9923 W21 196712 E 08/10-12 37 10 2 69 19 W 9 9 3 2 W31 13317 W24 276701 E 08/10-13 37 10 2 71 18 W10 10 3 2 W31 13335 W25 286946 E 08/10-14 37 10 2 70 19 W12 12 4 2 W31 13353 W25 297190 E 08/10-15 37 10 2 70 20 W12 12 4 2 W32 13372 W26 307435 E 08/10-16 37 10 2 70 20 W12 12 4 2 W32 12238 W25 271966 E 08/10-17 37 10 2 69 19 W10 10 3 2 W31 11103 W24 236498 E 08/10-18 37 10 2 68 20 SW 9 9 3 2 W30 9969 W23 201030 E 08/10-19 37 10 2 64 24 SW 9 9 3 2 W28 6756 W18 134959 V 08/10-20 37 10 2 60 31 SW 8 8 3 2 W25 3544 W14 68888 G 08/10-21 29 10 2 56 38 SW 8 8 3 2 W24 331 SW10 2817 P 08/10-22 29 10 2 53 44 SW 8 8 3 2 W26 289 SW10 2531 P 08/10-23 29 10 2 52 47 SW 8 8 3 2 W30 247 SW10 2245 P 08/11-00 17 0 0 50 49 SW 8 8 3 1 W36 205 SW12 1960 P 08/11-01 17 0 0 50 49 SW 8 8 3 1 W40 190 SW10 1779 P 08/11-02 17 0 0 49 49 SW 7 7 3 1 W46 175 W10 1598 P 08/11-03 17 0 0 49 45 W 7 7 3 1 W49 160 W10 1417 P 08/11-04 17 0 0 49 43 SW 7 7 3 1 W51 181 W10 1564 P 08/11-05 17 0 0 49 39 SW 7 7 3 1 W51 201 W10 1712 P 08/11-06 12 0 0 50 34 SW 8 13 3 1 W51 222 W 9 1859 P 08/11-07 12 0 0 53 35 W 7 7 3 1 W49 1392 W12 19138 P 08/11-08 12 0 0 57 34 W 7 7 4 1 W48 2562 W14 36418 P 08/11-09 12 0 0 61 31 W 7 7 4 1 W46 3732 W16 53697 F 08/11-10 12 0 0 64 27 W 8 13 3 1 W43 6822 W17 119152 V 08/11-11 12 0 0 67 23 W 9 15 3 1 W38 9596 W21 186226 E 08/11-12 24 10 2 69 20 W12 18 3 2 W35 12370 W23 253300 E 08/11-13 24 10 2 71 19 W14 22 3 2 W33 12634 W25 274562 E 08/11-14 24 10 2 71 20 W16 25 4 2 W32 12898 W26 295825 E 08/11-15 24 10 2 71 20 W17 28 4 2 W31 13162 W28 317087 E 08/11-16 24 10 2 70 21 W17 29 4 2 W32 11374 W28 272892 E 08/11-17 24 10 2 69 21 W17 28 3 2 W32 9587 W28 228698 E 08/11-18 25 10 2 67 23 W16 25 3 2 W32 7800 W28 184503 E 08/11-19 25 10 2 64 26 W14 23 3 2 W31 5578 W24 129015 V 08/11-20 25 10 2 62 30 W12 20 3 2 W29 3356 W21 73526 G 08/11-21 25 3 1 60 35 W10 16 3 1 W28 1134 W18 18038 P 08/11-22 25 3 1 58 37 W10 16 3 1 W29 841 W17 13133 P 08/11-23 25 3 1 56 38 W10 16 3 1 W31 548 W16 8227 P 08/12-00 4 0 0 54 40 W10 16 3 1 W35 255 W15 3322 P 08/12-01 4 0 0 53 43 W10 16 3 1 W39 252 W15 3258 P 08/12-02 4 0 0 52 47 W10 16 3 1 W44 249 W15 3195 P 08/12-03 4 0 0 51 50 W10 16 3 1 W46 245 W15 3132 P 08/12-04 4 0 0 49 51 W10 16 3 1 W46 254 W15 3252 P 08/12-05 4 0 0 49 51 W10 16 3 1 W44 262 W15 3372 P 08/12-06 2 0 0 49 48 W10 16 3 1 W43 270 W15 3492 P 08/12-07 2 0 0 52 44 W10 16 3 1 W41 1685 W17 32437 P 08/12-08 2 0 0 57 38 W10 16 4 1 W41 3100 W21 61382 G 08/12-09 2 0 0 61 32 W10 16 4 1 W40 4514 W23 90328 G 08/12-10 2 0 0 64 28 W12 17 4 1 W40 6310 W24 131660 V 08/12-11 2 0 0 66 24 W12 18 3 1 W39 8106 W24 172991 E 08/12-12 23 0 0 68 22 W13 21 3 1 W38 9902 W25 214323 E 08/12-13 23 0 0 69 21 W14 22 3 1 W36 10530 W25 228028 E 08/12-14 23 0 0 70 21 W15 23 3 1 W35 11157 W25 241732 E 08/12-15 23 1 0 71 21 W15 24 3 1 W32 11784 W25 255437 E 08/12-16 23 1 0 70 21 W15 24 3 1 W31 11381 W24 237847 E 08/12-17 23 1 0 69 21 W14 23 3 1 W30 10978 W23 220258 E 08/12-18 24 1 0 68 23 W13 21 3 1 W29 10574 W22 202668 E 08/12-19 24 1 0 65 28 W10 16 3 1 W28 7868 W18 141934 V 08/12-20 24 1 0 61 36 W 8 13 3 1 W28 5162 W14 81199 G 08/12-21 24 4 1 58 45 SW 6 6 3 1 W26 2456 W 9 20465 P 08/12-22 24 4 1 57 50 SW 5 5 3 1 W26 1739 W 9 14342 P 08/12-23 24 4 1 56 52 S 5 5 3 1 W28 1022 SW 8 8220 P 08/13-00 21 4 1 55 54 S 5 5 3 1 W29 304 S 8 2097 P 08/13-01 21 4 1 54 56 S 5 5 3 1 W30 273 SW 8 1855 P 08/13-02 21 4 1 53 58 SW 6 6 3 1 W31 242 SW 8 1613 P 08/13-03 21 4 1 52 60 SW 6 6 3 1 W32 212 SW 7 1370 P 08/13-04 21 4 1 50 61 SW 7 7 3 1 W35 205 W 8 1353 P 08/13-05 21 4 1 50 61 SW 7 7 2 1 W36 198 W 8 1335 P 08/13-06 3 4 1 50 60 W 7 7 2 1 W38 192 W 8 1318 P KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST /24-HOUR CLOCK LOCAL TIME/ VALID AT SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION 0.01 INCH /PERCENT/ WR - PROBABILITY OF WETTING RAIN 0.1 INCH /PERCENT/ AT - 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...FORT COLLINS DISPATCH REASON FOR REQUEST...WILDFIRE .TAG 20110809.MIDDL.01/BOU