####018011451#### FNUS75 KSLC 071121 SMFSLC Smoke Management Forecast National Weather Service Salt Lake City Utah 520 AM MDT Thu Aug 7 2025......Seaman .DISCUSSION...Southwesterly flow combined with a warm and very dry airmass will result in excellent ventilation across all airsheds today. A cold front will cross northern Utah late today through tonight ushering a cooler and more stable airmass into the area Friday and Saturday. Despite this, mixing will be sufficient to maintain good to excellent ventilation. Meanwhile, excellent ventilation will continue through the weekend across central and southern Utah. A Graphical version of the clearing index is available at: https://www.weather.gov/slc/ClearingIndex * All heights are above sea level (ASL) unless noted otherwise * ----------------------------------------------------------------- ...AIR SHED 1... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 13500 Transport Winds............. W 21 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7800 Transport Winds............. NW 13 Clearing Index.............. 960 SATURDAY... Afternoon Mixing Height..... 7900 Transport Winds............. NW 12 Clearing Index.............. 920 SUNDAY... Afternoon Mixing Height..... 8400 Transport Winds............. N 10 Clearing Index.............. 870 ----------------------------------------------------------------- ...AIR SHED 2... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 12700 Transport Winds............. SW 29 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 11500 Transport Winds............. W 20 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 11300 Transport Winds............. W 16 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 10300 Transport Winds............. NW 13 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 3... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 12200 Transport Winds............. SW 28 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 11800 Transport Winds............. SW 31 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 11300 Transport Winds............. SW 20 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 11900 Transport Winds............. W 16 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 4... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 11000 Transport Winds............. SW 25 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 8800 Transport Winds............. W 15 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 8000 Transport Winds............. W 12 Clearing Index.............. 970 SUNDAY... Afternoon Mixing Height..... 9000 Transport Winds............. NW 10 Clearing Index.............. 860 ----------------------------------------------------------------- ...AIR SHED 5... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 11100 Transport Winds............. SW 26 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 8000 Transport Winds............. W 20 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 7200 Transport Winds............. W 15 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 8300 Transport Winds............. W 10 Clearing Index.............. 820 ----------------------------------------------------------------- ...AIR SHED 6... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 12200 Transport Winds............. SW 29 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 9500 Transport Winds............. W 23 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 8700 Transport Winds............. W 18 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 9500 Transport Winds............. W 12 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 7... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 12000 Transport Winds............. SW 29 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 9400 Transport Winds............. W 24 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 9700 Transport Winds............. W 20 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 9200 Transport Winds............. W 15 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 8... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 13700 Transport Winds............. SW 27 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 9800 Transport Winds............. W 17 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 9700 Transport Winds............. W 16 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 9600 Transport Winds............. NW 13 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 9... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 14300 Transport Winds............. SW 28 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 12900 Transport Winds............. W 25 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 12200 Transport Winds............. W 21 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 11000 Transport Winds............. NW 14 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 10... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 13000 Transport Winds............. SW 29 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 12200 Transport Winds............. W 26 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 11400 Transport Winds............. W 22 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 10500 Transport Winds............. NW 14 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 11... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 14600 Transport Winds............. SW 27 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 14500 Transport Winds............. W 28 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 14400 Transport Winds............. W 21 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 11500 Transport Winds............. W 14 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 12... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 14400 Transport Winds............. SW 27 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 14700 Transport Winds............. W 30 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 15000 Transport Winds............. W 22 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 12100 Transport Winds............. W 15 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 13... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 11700 Transport Winds............. SW 30 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 11800 Transport Winds............. W 30 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 12600 Transport Winds............. W 21 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 12300 Transport Winds............. NW 17 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 14... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 13600 Transport Winds............. SW 27 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 13300 Transport Winds............. W 32 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 13700 Transport Winds............. W 24 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 14400 Transport Winds............. W 17 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 15... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 14600 Transport Winds............. SW 22 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 15000 Transport Winds............. W 27 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 14800 Transport Winds............. W 22 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 13300 Transport Winds............. W 14 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 16... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 12000 Transport Winds............. SW 29 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 11100 Transport Winds............. W 27 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 11500 Transport Winds............. W 21 Clearing Index.............. 1000+ SUNDAY... Afternoon Mixing Height..... 10600 Transport Winds............. W 14 Clearing Index.............. 1000+ $$