FNUS75 KBOU 280028 FWSBOU SPOT FORECAST FOR HALL FIRE...BCSO NATIONAL WEATHER SERVICE DENVER/BOULDER CO 625 PM MDT SAT JUL 27 2013 FORECAST IS BASED ON REQUEST TIME OF 1817 MDT ON JULY 27. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A VERY MOIST AIRMASS WILL BE IN PLACE TONIGHT AND SUNDAY. SHOWERS AND THUNDERSTORMS WILL BE LIKELY TONIGHT AND AGAIN ON SUNDAY. IN ADDITION TO THE MOIST CONDITIONS TEMPERATURES WILL BE WELL BELOW NORMAL WITH HIGHS IN THE LOWER 70S. .TONIGHT... SKY/WEATHER.........CLOUDY. RAIN SHOWERS LIKELY UNTIL 2400. SCATTERED THUNDERSTORMS. MIN TEMPERATURE.....AROUND 54. MAX HUMIDITY........96%. WIND (20 FT)........EAST WINDS 9-11 MPH WITH GUSTS TO 20 MPH UNTIL 2100...THEN DOWNSLOPE/DOWNVALLEY 2-8 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. CWR.................35 PERCENT DECREASING TO 20 PERCENT AFTER MIDNIGHT. LAL.................4. HAINES INDEX........3 VERY LOW. MIXING HEIGHT.......9300 FT AGL UNTIL 1900...THEN 6300 FT AGL UNTIL 2000...THEN 3400 FT AGL UNTIL 2100...THEN BELOW 1000 FT AGL UNTIL 2400...THEN 1200-1800 FT AGL. TRANSPORT WINDS.....NORTH AROUND 10 MPH UNTIL 2400...THEN LIGHT. SMOKE DISPERSAL.....GOOD UNTIL 1900. POOR AFTER 2000. .SUNDAY... SKY/WEATHER.........CLOUDY. SCATTERED SHOWERS UNTIL 1200...THEN THUNDERSTORMS LIKELY. MAX TEMPERATURE.....AROUND 71. MIN HUMIDITY........55%. WIND (20 FT)........UPSLOPE/UPVALLEY 4-10 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. CWR.................25 PERCENT INCREASING TO 35 PERCENT IN THE AFTERNOON. LAL.................4 UNTIL 1200...THEN 5. HAINES INDEX........2 VERY LOW. MIXING HEIGHT.......3200-4200 FT AGL. TRANSPORT WINDS.....LIGHT WINDS. SMOKE DISPERSAL.....POOR. .FORECAST DAYS 3 THROUGH 5... .MONDAY...MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .WEDNESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .THURSDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. FIRE WEATHER TABLE FOR HALL FIRE. +++ 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. FEEDBACK WELCOME. +++ FORECAST SC PP WR AT RH 20-FT G H L 10KFT MIXG TRANS VENTL AJTV VALID AT % % % F % WIND S I A WIND HGT WIND RATE RATNG MPH T L MPH AGL MPH KT-FT 07/27-18 87 59 36 69 53 ESE 13 20 3 4 W 14 9298 WSW 7 60322 G 07/27-19 87 59 36 67 58 E 13 18 3 4 W 16 6344 W 8 41460 F 07/27-20 87 59 36 64 68 ENE 10 16 3 4 W 20 3390 N 9 22598 P 07/27-21 87 59 36 62 75 NE 9 14 3 4 W 22 436 NE 10 3735 P 07/27-22 87 59 36 60 79 NE 8 8 3 4 WSW 22 692 ENE 9 5025 P 07/27-23 87 59 36 58 83 NE 6 6 2 4 WSW 22 949 E 8 6315 P 07/28-00 86 43 20 57 83 NNE 5 5 2 4 WSW 23 1206 E 7 7605 P 07/28-01 86 43 20 56 86 NE 5 5 2 4 WSW 26 1400 E 6 7005 P 07/28-02 86 43 20 56 86 ENE 5 5 2 4 WSW 31 1594 ESE 5 6405 P 07/28-03 86 43 20 55 90 ENE 5 5 2 4 WSW 35 1787 SE 3 5805 P 07/28-04 86 43 20 54 94 NE 3 3 2 4 WSW 37 1607 E 2 4113 P 07/28-05 86 43 20 54 95 N 3 3 2 4 WSW 38 1427 CALM 2421 P 07/28-06 95 51 27 54 96 NNW 2 2 2 4 WSW 40 1247 CALM 728 P 07/28-07 95 51 27 56 92 N 2 2 2 4 W 35 1379 NW 2 2933 P 07/28-08 95 51 27 60 82 NNE 2 2 2 4 W 29 1511 WSW 3 5138 P 07/28-09 95 51 27 63 75 NNE 2 2 2 4 W 22 1644 SSW 5 7342 P 07/28-10 95 51 27 66 68 NE 2 2 2 4 W 20 2164 SSW 5 8917 P 07/28-11 95 51 27 69 61 E 3 3 2 4 WNW 16 2684 SSW 5 10492 P 07/28-12 93 57 33 70 59 ESE 3 3 2 5 WNW 14 3204 SSW 5 12067 P 07/28-13 93 57 33 71 57 E 3 3 2 5 WNW 14 3281 SSW 5 12036 P 07/28-14 93 57 33 71 56 E 3 3 2 5 WNW 14 3358 SSW 5 12005 P 07/28-15 93 57 33 70 57 ENE 3 3 2 5 WNW 15 3435 SSW 3 11974 P 07/28-16 93 57 33 70 55 E 2 2 2 5 WNW 17 4026 S 3 11575 P 07/28-17 93 57 33 69 55 CALM 1 2 5 WNW 20 4616 SSE 2 11175 P 07/28-18 76 31 10 69 55 CALM 0 2 4 WNW 22 5207 SSE 2 10775 P 07/28-19 76 31 10 67 63 CALM 0 2 4 WNW 20 4380 SSE 2 9104 P 07/28-20 76 31 10 65 71 CALM 1 2 4 WNW 17 3554 S 2 7433 P 07/28-21 76 31 10 64 75 CALM 1 3 4 WNW 16 2727 S 3 5761 P 07/28-22 76 31 10 63 75 CALM 1 3 4 WNW 14 1901 SSW 3 4090 P 07/28-23 76 31 10 62 74 SW 2 2 3 4 WNW 13 1075 SW 3 2419 P 07/29-00 52 9 2 61 72 SW 2 2 3 1 NW 10 248 SW 3 748 P 07/29-01 52 9 2 60 74 WSW 3 3 3 1 WNW 10 233 SW 3 773 P 07/29-02 52 9 2 60 75 W 5 5 3 1 WNW 9 218 WSW 5 797 P 07/29-03 52 9 2 59 78 WNW 6 6 3 1 WNW 9 203 WSW 5 822 P 07/29-04 52 9 2 58 78 WNW 6 6 3 1 WNW 8 188 W 6 847 P 07/29-05 52 9 2 58 76 WNW 6 6 3 1 W 8 173 W 6 871 P 07/29-06 46 7 1 59 72 W 6 6 3 1 W 7 158 W 7 896 P 07/29-07 46 7 1 61 68 WNW 5 5 3 1 W 8 1659 WNW 6 1368 P 07/29-08 46 7 1 64 63 NW 5 5 3 1 W 8 3160 NNW 5 1841 P 07/29-09 46 7 1 68 57 NW 3 3 3 1 WSW 8 4661 N 3 2313 P 07/29-10 46 7 1 70 53 NW 2 2 3 1 WSW 8 6162 NNE 2 2786 P 07/29-11 46 7 1 72 49 NNW 2 2 3 1 SW 9 7663 CALM 3258 P 07/29-12 65 26 6 73 48 N 2 2 3 4 SW 9 9164 CALM 3730 P 07/29-13 65 26 6 74 47 NNW 3 3 3 4 SW 10 8533 CALM 5381 P 07/29-14 65 26 6 74 48 WNW 5 5 3 4 SW 12 7901 CALM 7031 P 07/29-15 65 26 6 74 48 W 6 6 3 4 SW 13 7270 CALM 8681 P 07/29-16 65 26 6 73 47 WNW 5 5 3 4 WSW 14 6639 SSE 2 10331 P 07/29-17 65 26 6 72 46 WNW 3 3 3 4 WSW 15 6007 S 2 11981 P 07/29-18 52 7 1 71 46 WNW 2 2 3 1 WSW 16 5376 S 3 13631 P 07/29-19 52 7 1 69 50 WNW 2 2 3 1 WSW 18 4483 S 3 11376 P 07/29-20 52 7 1 67 56 W 3 3 3 1 W 20 3590 SSW 5 9121 P 07/29-21 52 7 1 65 63 WSW 5 5 3 1 W 21 2697 SW 5 6866 P 07/29-22 52 7 1 64 64 WSW 5 5 2 1 W 22 1804 SW 6 4612 P 07/29-23 52 7 1 63 65 WSW 6 6 2 1 W 24 911 WSW 6 2357 P 07/30-00 49 6 1 63 63 WSW 6 6 2 1 W 25 18 WSW 7 102 P 07/30-01 49 6 1 62 63 W 6 6 2 1 W 26 37 WSW 7 255 P 07/30-02 49 6 1 61 63 W 6 6 2 1 W 26 56 WSW 7 409 P 07/30-03 49 6 1 60 65 W 6 6 2 1 W 28 75 W 8 563 P 07/30-04 49 6 1 59 67 W 6 6 2 1 W 28 94 W 8 717 P 07/30-05 49 6 1 58 69 W 6 6 2 1 W 29 114 W 8 870 P 07/30-06 44 5 1 59 67 W 6 6 2 1 W 29 133 W 9 1024 P 07/30-07 44 5 1 62 59 W 6 6 2 1 W 28 1811 W 10 23607 P 07/30-08 44 5 1 66 50 NW 5 5 2 1 W 28 3489 W 12 46191 F 07/30-09 44 5 1 70 42 NW 3 3 3 1 WNW 26 5167 W 13 68775 G 07/30-10 44 5 1 73 38 NNW 2 2 3 1 WNW 25 6845 W 13 91358 G 07/30-11 44 5 1 75 36 CALM 1 3 1 WNW 24 8523 W 14113942 V 07/30-12 62 17 3 76 35 CALM 0 3 3 WNW 23 10201 W 15136525 V 07/30-13 62 17 3 78 32 CALM 0 3 3 WNW 21 10661 W 14123762 V 07/30-14 62 17 3 79 31 CALM 0 4 3 WNW 18 11121 WNW 12110998 V 07/30-15 62 17 3 79 31 CALM 1 4 3 W 16 11582 WNW 10 98235 G 07/30-16 62 17 3 78 32 CALM 1 4 3 W 14 12042 WNW 9 85472 G 07/30-17 62 17 3 77 33 N 2 2 5 3 W 12 12502 WNW 7 72708 G 07/30-18 59 20 4 74 37 N 2 2 5 3 W 9 12963 WNW 6 59945 F KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST VALID AT - /24-HOUR CLOCK LOCAL TIME/ SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION 0.01 INCH /PERCENT/ WR - PROBABILITY OF WETTING RAIN 0.10 INCH /PERCENT/ AT - TEMPERATURE /DEGREES F/ RH - RELATIVE HUMIDITY /PERCENT/ 20-FT WIND - 20-FOOT WIND /MPH/ GST - 20-FOOT WIND GUST /MPH/ HI - HAINES INDEX LAL - LIGHTNING ACTIVITY LEVEL 10KFT WIND - 10000 FEET ABOVE GROUND LEVEL FREE-AIR WINDS /MPH/ MIXG HGT - MIXING HEIGHT /FEET ABOVE GROUND LEVEL/ TRANS 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...JAY WILLETTE TYPE OF REQUEST...WILDFIRE .TAG 20130727.HALLF.01/BOU