FNUS75 KBOU 201729 FWSBOU SPOT FORECAST FOR EFR WILDLAND WEEKEND TRAINING...OTHER NATIONAL WEATHER SERVICE DENVER CO 1129 AM MDT SUN MAY 20 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...DAYTIME HEATING AND LINGERING MOISTURE WILL BRING WIDELY SCATTERED THUNDERSTORMS TO THE AREA THIS AFTERNOON AND EARLY EVENING. THE BEST CHANCE OF STORMS WILL OCCUR FROM NOON UNTIL 4 PM. WATCH OUT FOR ANY THUNDERSTORMS IN THE AREA AS LIGHTNING AND GUSTY WINDS UP TO 35 MPH CAN BE EXPECTED FROM THESE STORMS TODAY. TEMPERATURES WILL BE NEAR SEASONAL NORMALS WITH MODERATE HUMIDITY LEVELS. WARMER AND DRIER WEATHER WILL DEVELOP MONDAY AND ESPECIALLY TUESDAY. TUESDAY COULD FEATURE NEAR CRITICAL FIRE WEATHER CONDITIONS BY LATE IN THE DAY AS WINDS BEGIN TO INCREASE AHEAD OF THE NEXT FRONTAL SYSTEM. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TODAY... SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1200...THEN MOSTLY CLOUDY(60-70%). WIDELY SCATTERED THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....61-63. MIN HUMIDITY........31-34%. 20-FOOT WINDS.......SOUTHEAST WINDS 6-10 MPH...EXCEPT VARIABLE AND GUSTS UP TO 35 MPH NEAR STORMS. TRANSPORT WINDS.....WEST 8-12 MPH. MIXING HEIGHT.......8800-9800 FT AGL. SMOKE DISPERSAL.....GOOD UNTIL 1400...THEN VERY GOOD UNTIL 1600...THEN GOOD. HAINES INDEX........2 VERY LOW. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY(50-60%) UNTIL 2400...THEN MOSTLY CLEAR. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....39. MAX HUMIDITY........61%. 20-FOOT WINDS.......SOUTH WINDS 6-12 MPH UNTIL 2400...THEN WEST 8-13 MPH WITH GUSTS TO 20 MPH. TRANSPORT WINDS.....SOUTHWEST 8-16 MPH. MIXING HEIGHT.......7000-8000 FT AGL UNTIL 2000. BELOW 1000 FT AGL AFTER 2400. SMOKE DISPERSAL.....GOOD UNTIL 1900. POOR AFTER 0500. HAINES INDEX........2 VERY LOW. .MONDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY UNTIL 1500...THEN MOSTLY CLOUDY(50-60%). SLIGHT CHANCE OF THUNDERSTORMS AFTER 1500. MAX TEMPERATURE.....75. MIN HUMIDITY........19%. 20-FOOT WINDS.......NORTHWEST WINDS 9-13 MPH WITH GUSTS TO 20 MPH UNTIL 0900...THEN NORTH 8-12 MPH UNTIL 1200...THEN EAST 7-13 MPH. TRANSPORT WINDS.....WEST AROUND 12 MPH. MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700. 12800-13800 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 0900...THEN FAIR UNTIL 1000...THEN GOOD UNTIL 1200...THEN VERY GOOD UNTIL 1500...THEN EXCELLENT UNTIL 1700...THEN VERY GOOD. HAINES INDEX........3 VERY LOW. .FORECAST DAYS 3 THROUGH 5... .TUESDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. WEST WINDS AROUND 13 MPH WITH GUSTS TO 25 MPH. .WEDNESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. COOLER. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. WEST WINDS AROUND 11 MPH WITH GUSTS TO 25 MPH. .THURSDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS UNTIL 1200...THEN SLIGHT CHANCE OF THUNDERSTORMS. CHANCE OF RAIN SHOWERS AFTER 1800. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 8 MPH. FIRE WEATHER TABLE FOR EFR WILDLAND WEEKEND TRAINING. +++ 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 05/20-11 44 5 0 54 43 E 7 7 2 1 W29 7880 W 9 66999 G 05/20-12 55 23 5 57 40 E 9 15 2 3 W30 9411 W12 91188 G 05/20-13 55 23 10 58 38 E 9 15 2 3 W31 9589 W12 99538 G 05/20-14 65 23 10 59 37 SE 9 15 2 3 W32 9767 SW13 107888 V 05/20-15 65 23 10 60 35 SE 9 15 2 3 W31 9946 SW14 116237 V 05/20-16 65 23 10 60 34 SE 9 15 2 3 W31 9372 SW12 98738 G 05/20-17 65 23 5 60 35 SE 9 15 2 3 W30 8798 SW10 81239 G 05/20-18 68 23 5 58 36 SE 9 15 2 3 W29 8224 SW 9 63739 G 05/20-19 58 23 5 57 39 SE 8 13 2 3 W29 6750 SW 9 54179 F 05/20-20 58 23 5 53 44 SE 7 7 2 3 W29 5276 SW10 44619 F 05/20-21 58 15 3 50 49 S 6 6 2 3 W29 3802 S10 35059 P 05/20-22 58 15 3 48 53 S 7 7 2 3 W28 2713 SW13 26052 P 05/20-23 58 15 3 46 55 SW 8 13 2 3 W26 1624 SW15 17046 P 05/21-00 18 1 0 44 57 SW 9 15 2 1 W24 535 SW17 8039 P 05/21-01 18 1 0 43 59 SW 9 16 2 1 W23 430 SW15 6073 P 05/21-02 18 1 0 42 60 W10 16 2 1 NW23 324 W14 4107 P 05/21-03 15 1 0 41 61 W10 16 2 1 NW22 218 W12 2142 P 05/21-04 15 1 0 40 61 W10 17 2 1 NW20 195 W12 1915 P 05/21-05 15 1 0 40 60 W12 18 2 1 NW17 171 W12 1688 P 05/21-06 15 0 0 40 59 W12 18 2 1 NW16 147 W12 1461 P 05/21-07 15 0 0 42 55 W12 18 2 1 NW15 1838 W12 20048 P 05/21-08 15 0 0 49 42 NW10 17 2 1 NW15 3529 W13 38635 P 05/21-09 15 0 0 55 34 N10 16 2 1 NW15 5219 NW13 57222 F 05/21-10 15 0 0 61 28 N 9 15 2 1 NW17 7571 W13 78281 G 05/21-11 15 0 0 65 24 NE 9 14 2 1 NW18 9923 W12 99340 G 05/21-12 30 5 1 69 21 E 8 13 2 1 W21 12275 W12 120398 V 05/21-13 30 5 1 70 20 E 8 8 2 1 W22 12909 W12 131408 V 05/21-14 30 5 1 71 20 E 7 7 3 1 W22 13543 W12 142417 V 05/21-15 54 18 4 73 19 E 7 7 3 3 W23 14176 W13 153427 E 05/21-16 54 18 4 73 19 SE 7 7 3 3 W22 13822 W13 150066 E 05/21-17 54 18 4 72 19 SE 7 7 3 3 W22 13467 W13 146705 V 05/21-18 48 9 2 71 20 SE 7 7 3 1 W22 13112 W13 143344 V 05/21-19 48 9 2 68 22 SE 7 7 3 1 W22 9961 W12 104387 V 05/21-20 48 9 2 64 25 S 8 8 3 1 W23 6809 SW 9 65431 G 05/21-21 18 5 1 59 29 S 8 13 3 1 W24 3657 SW 8 26474 P 05/21-22 18 5 1 56 33 SW 9 14 3 1 W24 2520 SW 9 18370 P 05/21-23 18 5 1 54 35 SW 9 15 3 1 W25 1383 W 9 10266 P 05/22-00 23 0 0 52 38 W10 16 3 1 W25 246 W10 2163 P 05/22-01 23 0 0 50 40 W12 18 3 1 W28 214 W12 2007 P 05/22-02 23 0 0 48 42 W13 21 2 1 W29 181 W13 1852 P 05/22-03 23 0 0 47 44 W14 22 2 1 W29 149 W13 1697 P 05/22-04 23 0 0 46 45 W15 23 2 1 W29 146 W14 1759 P 05/22-05 23 0 0 46 45 W15 24 2 1 W28 144 W15 1821 P 05/22-06 11 0 0 46 45 W15 24 2 1 W28 142 W15 1883 P 05/22-07 11 0 0 48 41 W15 23 2 1 W28 1517 W18 29614 P 05/22-08 11 0 0 53 34 W14 22 3 1 W29 2893 W21 57345 F 05/22-09 11 0 0 59 27 W13 21 3 1 W29 4269 W23 85076 G 05/22-10 11 0 0 64 23 W12 18 3 1 W30 6457 W23 132160 V 05/22-11 11 0 0 68 20 SW10 17 3 1 W31 8644 W24 179243 E 05/22-12 15 2 0 71 17 SW10 16 3 1 W31 10831 W24 226326 E 05/22-13 15 2 0 72 16 SW10 17 3 1 W31 10943 W24 226421 E 05/22-14 15 2 0 73 14 SW12 18 3 1 W30 11054 W23 226517 E 05/22-15 15 2 0 74 13 SW13 21 3 1 W30 11166 W23 226613 E 05/22-16 15 2 0 75 13 W14 22 3 1 W32 10639 W24 219962 E 05/22-17 15 2 0 74 13 W15 24 2 1 W36 10112 W24 213310 E 05/22-18 21 4 1 72 13 W16 25 2 1 W39 9585 W25 206659 E 05/22-19 21 4 1 69 15 W16 25 2 1 W43 7761 W25 170470 E 05/22-20 21 4 1 64 18 W16 25 2 1 W46 5937 W26 134280 V 05/22-21 21 4 1 59 22 W15 24 2 1 W49 4113 W28 98090 G 05/22-22 21 4 1 56 25 W14 23 2 1 W53 2936 W24 68455 G 05/22-23 21 4 1 53 29 SW14 22 2 1 W55 1758 W21 38819 P 05/23-00 49 2 0 51 33 SW13 21 2 1 W58 581 W18 9183 P 05/23-01 49 2 0 49 36 SW12 18 2 1 W60 675 W17 9887 P 05/23-02 49 2 0 46 40 W12 17 2 1 W62 770 W16 10592 P 05/23-03 49 2 0 45 43 W10 16 2 1 W64 865 W15 11297 P 05/23-04 49 2 0 44 45 W 9 16 2 1 W67 1208 W15 16108 P 05/23-05 49 2 0 44 45 W 9 15 2 1 W70 1552 W15 20920 P 05/23-06 57 12 2 44 46 W 9 15 2 1 W75 1895 W16 25731 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...DISPATCH REASON FOR REQUEST...PRESCRIBED .TAG 20120520.EFRWI.01/BOU