Smoke Management Weather Forecast
Issued by NWS Salt Lake City, UT
Issued by NWS Salt Lake City, UT
907 FNUS75 KSLC 271144 SMFSLC Smoke Management Forecast National Weather Service Salt Lake City Utah 538 AM MDT Wed Aug 27 2025......Cheng .DISCUSSION...Good to excellent mixing conditions will continue today given unsettled weather in place. As the airmass continues to trend drier and a bit more stable each day while transport winds weaken, mixing conditions will decrease for the rest of the week. Clearing indices are expected to largely remain above 500 for most areas through Friday, but by Saturday, there will be pockets of below 500 clearing indices. 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..... 6300 Transport Winds............. W 12 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7400 Transport Winds............. NW 8 Clearing Index.............. 800 FRIDAY... Afternoon Mixing Height..... 8200 Transport Winds............. N 8 Clearing Index.............. 690 SATURDAY... Afternoon Mixing Height..... 7400 Transport Winds............. N 8 Clearing Index.............. 580 ----------------------------------------------------------------- ...AIR SHED 2... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 7700 Transport Winds............. SW 13 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 8300 Transport Winds............. N 6 Clearing Index.............. 780 FRIDAY... Afternoon Mixing Height..... 9400 Transport Winds............. N 8 Clearing Index.............. 780 SATURDAY... Afternoon Mixing Height..... 9400 Transport Winds............. N 9 Clearing Index.............. 810 ----------------------------------------------------------------- ...AIR SHED 3... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 7500 Transport Winds............. W 10 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 9100 Transport Winds............. W 9 Clearing Index.............. 890 FRIDAY... Afternoon Mixing Height..... 8500 Transport Winds............. NW 8 Clearing Index.............. 710 SATURDAY... Afternoon Mixing Height..... 10000 Transport Winds............. NE 8 Clearing Index.............. 790 ----------------------------------------------------------------- ...AIR SHED 4... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 5000 Transport Winds............. SW 13 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7000 Transport Winds............. W 9 Clearing Index.............. 890 FRIDAY... Afternoon Mixing Height..... 8200 Transport Winds............. NW 9 Clearing Index.............. 740 SATURDAY... Afternoon Mixing Height..... 7400 Transport Winds............. NE 6 Clearing Index.............. 450 ----------------------------------------------------------------- ...AIR SHED 5... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 4400 Transport Winds............. SW 12 Clearing Index.............. 970 TOMORROW... Afternoon Mixing Height..... 6200 Transport Winds............. W 8 Clearing Index.............. 790 FRIDAY... Afternoon Mixing Height..... 7400 Transport Winds............. NW 9 Clearing Index.............. 630 SATURDAY... Afternoon Mixing Height..... 7400 Transport Winds............. N 7 Clearing Index.............. 520 ----------------------------------------------------------------- ...AIR SHED 6... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 4500 Transport Winds............. W 14 Clearing Index.............. 980 TOMORROW... Afternoon Mixing Height..... 7000 Transport Winds............. NW 10 Clearing Index.............. 990 FRIDAY... Afternoon Mixing Height..... 7800 Transport Winds............. NW 9 Clearing Index.............. 870 SATURDAY... Afternoon Mixing Height..... 8000 Transport Winds............. NW 8 Clearing Index.............. 640 ----------------------------------------------------------------- ...AIR SHED 7... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 4200 Transport Winds............. W 12 Clearing Index.............. 790 TOMORROW... Afternoon Mixing Height..... 6000 Transport Winds............. W 12 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 7000 Transport Winds............. W 10 Clearing Index.............. 870 SATURDAY... Afternoon Mixing Height..... 7700 Transport Winds............. W 9 Clearing Index.............. 710 ----------------------------------------------------------------- ...AIR SHED 8... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 5300 Transport Winds............. SW 11 Clearing Index.............. 950 TOMORROW... Afternoon Mixing Height..... 7000 Transport Winds............. NW 8 Clearing Index.............. 720 FRIDAY... Afternoon Mixing Height..... 8300 Transport Winds............. NW 8 Clearing Index.............. 710 SATURDAY... Afternoon Mixing Height..... 8000 Transport Winds............. N 9 Clearing Index.............. 710 ----------------------------------------------------------------- ...AIR SHED 9... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 5300 Transport Winds............. W 13 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7200 Transport Winds............. NW 10 Clearing Index.............. 860 FRIDAY... Afternoon Mixing Height..... 6100 Transport Winds............. W 8 Clearing Index.............. 620 SATURDAY... Afternoon Mixing Height..... 8000 Transport Winds............. NW 8 Clearing Index.............. 620 ----------------------------------------------------------------- ...AIR SHED 10... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 6400 Transport Winds............. W 13 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7600 Transport Winds............. NW 8 Clearing Index.............. 850 FRIDAY... Afternoon Mixing Height..... 9200 Transport Winds............. NW 8 Clearing Index.............. 760 SATURDAY... Afternoon Mixing Height..... 8700 Transport Winds............. NW 9 Clearing Index.............. 820 ----------------------------------------------------------------- ...AIR SHED 11... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 6000 Transport Winds............. SW 13 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7200 Transport Winds............. W 8 Clearing Index.............. 900 FRIDAY... Afternoon Mixing Height..... 5700 Transport Winds............. W 9 Clearing Index.............. 770 SATURDAY... Afternoon Mixing Height..... 8300 Transport Winds............. N 7 Clearing Index.............. 610 ----------------------------------------------------------------- ...AIR SHED 12... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 7700 Transport Winds............. SW 12 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 8800 Transport Winds............. W 8 Clearing Index.............. 750 FRIDAY... Afternoon Mixing Height..... 7700 Transport Winds............. NW 9 Clearing Index.............. 800 SATURDAY... Afternoon Mixing Height..... 9300 Transport Winds............. N 9 Clearing Index.............. 810 ----------------------------------------------------------------- ...AIR SHED 13... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 6500 Transport Winds............. W 13 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7600 Transport Winds............. NW 7 Clearing Index.............. 840 FRIDAY... Afternoon Mixing Height..... 7900 Transport Winds............. NW 8 Clearing Index.............. 830 SATURDAY... Afternoon Mixing Height..... 9200 Transport Winds............. N 8 Clearing Index.............. 730 ----------------------------------------------------------------- ...AIR SHED 14... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 8900 Transport Winds............. W 15 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 9500 Transport Winds............. W 11 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 9200 Transport Winds............. W 11 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 10600 Transport Winds............. N 8 Clearing Index.............. 830 ----------------------------------------------------------------- ...AIR SHED 15... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 7700 Transport Winds............. SW 11 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 8900 Transport Winds............. W 8 Clearing Index.............. 700 FRIDAY... Afternoon Mixing Height..... 9100 Transport Winds............. W 15 Clearing Index.............. 1000+ SATURDAY... Afternoon Mixing Height..... 10700 Transport Winds............. N 10 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 16... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 5200 Transport Winds............. W 13 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 6900 Transport Winds............. NW 9 Clearing Index.............. 840 FRIDAY... Afternoon Mixing Height..... 7500 Transport Winds............. NW 9 Clearing Index.............. 790 SATURDAY... Afternoon Mixing Height..... 8400 Transport Winds............. NW 8 Clearing Index.............. 690 $$