FNUS75 KBOU 261349 FWSBOU SPOT FORECAST FOR WILD BASIN SAR...USFS NATIONAL WEATHER SERVICE DENVER CO 750 AM MDT MON JUL 26 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A HOT AND MOSTLY DRY HIGH PRESSURE SYSTEM OVER COLORADO WILL HANG OVER THE REGION FOR ANOTHER DAY BEFORE SHIFTING EASTWARD. THIS WILL ALLOW SOMEWHAT MORE MOIST AND UNSTABLE AIR TO FLOW UP FROM THE DESERT SOUTHWEST. FOR THE NEXT 24 HOURS...EXPECT ABOVE AVERAGE TEMPERATURES AND LOW RELATIVE HUMIDITIES...ALTHOUGH HIGHER MOUNTAIN AREAS ROUGHLY SOUTH OF INTERSTATE 70 MAY SEE A FEW GUSTY SHOWERS AND PERHAPS A THUNDERSTORM OR TWO LATE THIS AFTERNOON AND EARLY THIS EVENING. GUSTY OUTFLOW WINDS AND LIGHTNING WILL POSE THE MAIN THREAT FROM THIS MOSTLY DRY STORMS. LIGHT WINDS ALOFT WILL PREVENT MOST IF NOT ALL OF THESE STORMS FROM MOVING OUT OVER THE ADJACENT HIGH PLAINS. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400...THEN PARTLY CLOUDY(50-60%). ISOLATED GUSTY THUNDERSTORMS AFTER 1500. MAX TEMPERATURE.....56-61. MIN HUMIDITY........34-40%. WIND (20 FT)........WEST-SOUTHWEST 5-10 MPH. GUSTS POSSIBLY TO AROUND 30 MPH WITH THE MOSTLY DRY THUNDERSTORMS. TRANSPORT WINDS.....SOUTHWEST 5-10 MPH. MIXING HEIGHT.......8600-9200 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN VERY GOOD AFTER 1200. HAINES INDEX........4 LOW. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (50-60%) UNTIL 2100...THEN MOSTLY CLEAR. ISOLATED MOSTLY DRY THUNDERSTORMS UNTIL 2100. MIN TEMPERATURE.....39-46. MAX HUMIDITY........53-61%. WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 2300... THEN WEST 6-11 MPH. TRANSPORT WINDS.....LIGHT WINDS. MIXING HEIGHT.......9000 FT AGL UNTIL 1900. SMOKE DISPERSAL.....POOR. HAINES INDEX........4 LOW. .TUESDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1300...THEN PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF THUNDERSTORMS AFTER 1300. MAX TEMPERATURE.....61-67. MIN HUMIDITY........39-46%. WIND (20 FT)........WEST WINDS 8-12 MPH UNTIL 1500...THEN UPSLOPE/UPVALLEY 4-10 MPH. TRANSPORT WINDS.....WEST AROUND 12 MPH UNTIL 1200...THEN LIGHT. MIXING HEIGHT.......7800-8800 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1200...THEN FAIR UNTIL 1400...THEN POOR. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY...PARTLY CLOUDY. CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .THURSDAY...MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .FRIDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 1200...THEN CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR WILD BASIN SAR. +++ 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 07/26-07 3 0 44 54 NW 6 1 360 NW 6 1667 P 07/26-08 3 0 47 49 NW 5 1 548 NW 6 2423 P 07/26-09 3 0 49 46 NW 5 5 4 1 NW10 736 NW 5 3178 P 07/26-10 3 0 51 44 NW 5 1 3416 NW 6 17378 P 07/26-11 3 0 53 42 NW 5 1 6097 NW 6 31579 P 07/26-12 20 0 53 42 W 5 5 4 1 NW 8 8778 NW 6 45779 F 07/26-13 20 0 54 41 W 5 1 8935 NW 6 46576 F 07/26-14 20 0 55 40 W 5 1 9092 NW 6 47374 F 07/26-15 52 18 55 40 W 5 5 4 3 W 9 9249 NW 6 48171 F 07/26-16 52 18 55 40 W 5 3 9155 W 6 44008 F 07/26-17 52 18 55 40 SW 5 3 9061 W 5 39845 P 07/26-18 70 18 54 41 SW 5 5 4 3 W14 8967 W 5 35682 P 07/26-19 70 18 53 43 S 5 3 6093 SW 6 24448 P 07/26-20 70 18 51 46 S 6 3 3220 S 6 13214 P 07/26-21 38 0 49 50 S 6 6 4 1 W14 346 SE 7 1980 P 07/26-22 38 0 48 52 S 5 1 312 S 6 1612 P 07/26-23 38 0 47 54 S 3 1 279 S 5 1245 P 07/27-00 24 0 46 56 S 3 3 4 1 W12 245 S 5 877 P 07/27-01 24 0 45 57 S 5 1 248 S 5 1071 P 07/27-02 24 0 44 58 SW 7 1 251 SW 6 1265 P 07/27-03 24 0 43 58 W 8 13 4 1 SW13 255 W 7 1459 P 07/27-04 24 0 43 58 W 9 1 237 W 7 1468 P 07/27-05 24 0 42 58 W 9 1 220 W 8 1477 P 07/27-06 24 0 43 59 W 9 15 4 1 SW10 202 W 8 1487 P 07/27-07 24 0 43 60 W 9 1 343 W 9 2839 P 07/27-08 24 0 48 53 W 10 1 483 W 9 4192 P 07/27-09 24 0 52 50 W 10 16 4 1 SW13 623 W 10 5545 P 07/27-10 24 0 55 47 W 10 1 2641 W 9 19123 P 07/27-11 24 0 57 44 W 10 1 4659 W 9 32702 P 07/27-12 51 20 59 43 W 9 9 4 3 SW13 6677 W 8 46280 F 07/27-13 51 20 60 41 W 7 3 7605 W 6 38355 P 07/27-14 51 20 61 40 NW 5 3 8533 W 5 30430 P 07/27-15 51 20 61 39 NW 3 3 4 3 SW14 9461 W 2 22505 P 07/27-16 51 20 61 39 NW 5 3 8701 NW 3 22625 P 07/27-17 51 20 61 40 N 6 3 7942 N 3 22744 P 07/27-18 51 20 60 41 N 7 7 4 3 W15 7183 NE 3 22864 P 07/27-19 51 20 59 41 N 7 3 4888 N 5 15670 P 07/27-20 51 20 57 42 W 6 3 2593 W 5 8477 P 07/27-21 51 20 55 44 W 5 5 4 3 W16 298 W 5 1283 P 07/27-22 51 20 54 46 W 3 3 276 W 3 942 P 07/27-23 51 20 53 47 NW 2 3 255 NW 2 601 P 07/28-00 27 0 52 49 CALM 1 4 1 SW12 234 CALM 260 P 07/28-01 27 0 50 52 N 2 1 233 N 2 468 P 07/28-02 27 0 50 53 E 3 1 232 E 3 676 P 07/28-03 27 0 49 54 SE 5 5 4 1 SW15 231 SE 5 884 P 07/28-04 27 0 48 56 SE 5 1 221 SE 5 843 P 07/28-05 27 0 48 56 E 5 1 211 E 5 803 P 07/28-06 27 0 48 56 E 5 5 4 1 SW14 201 E 5 762 P 07/28-07 27 0 49 56 E 6 1 394 E 6 2057 P 07/28-08 27 0 51 54 E 6 1 587 E 6 3353 P 07/28-09 27 0 53 52 E 7 7 4 1 W16 780 E 7 4648 P 07/28-10 27 0 55 49 E 7 1 1376 E 7 8963 P 07/28-11 27 0 56 46 E 8 1 1973 SE 8 13278 P 07/28-12 67 30 57 45 SE 8 8 4 4 SW16 2569 SE 8 17594 P 07/28-13 67 30 57 44 SE 8 4 2924 SE 8 20531 P 07/28-14 67 30 58 43 SE 9 4 3278 S 8 23468 P 07/28-15 67 30 58 44 SE 9 9 4 4 W18 3632 S 8 26405 P 07/28-16 67 30 58 44 S 8 4 2914 S 8 20680 P 07/28-17 67 30 58 46 S 8 4 2197 S 8 14955 P 07/28-18 67 30 57 47 S 7 7 4 4 W15 1479 S 7 9230 P 07/28-19 67 30 56 48 S 7 4 1167 S 8 7433 P 07/28-20 67 30 55 49 SE 7 4 855 SE 8 5635 P 07/28-21 67 30 53 50 SE 8 8 4 4 W14 543 SE 8 3837 P 07/28-22 67 30 51 52 SE 9 4 469 SE 8 3392 P 07/28-23 67 30 51 53 S 10 4 395 S 9 2947 P 07/29-00 55 0 49 55 S 10 10 4 1 W12 322 S 9 2502 P 07/29-01 55 0 48 56 S 9 1 280 S 8 2025 P 07/29-02 55 0 48 56 S 8 1 239 S 7 1547 P 07/29-03 55 0 47 57 S 7 7 4 1 W12 198 S 6 1070 P 07/29-04 55 0 47 58 SW 7 1 186 S 7 1040 P 07/29-05 55 0 46 60 SW 8 1 175 SW 7 1011 P 07/29-06 55 0 47 61 SW 8 8 4 1 W 9 164 W 7 981 P 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...BAKER WFO BOULDER REQUESTED BY...MARK DEGREGARIO REASON FOR REQUEST...SAR .TAG 20100726.WILDB.01/BOU