219 FNUS75 KSLC 190647 SMFSLC Smoke Management Forecast National Weather Service Salt Lake City Utah 1246 AM MDT Tue May 19 2026 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..... 9900 Transport Winds............. N 9 Clearing Index.............. 820 TOMORROW... Afternoon Mixing Height..... 10400 Transport Winds............. W 10 Clearing Index.............. 980 THURSDAY... Afternoon Mixing Height..... 10200 Transport Winds............. NW 16 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 8200 Transport Winds............. W 10 Clearing Index.............. 720 ----------------------------------------------------------------- ...AIR SHED 2... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9000 Transport Winds............. N 13 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 9400 Transport Winds............. N 9 Clearing Index.............. 850 THURSDAY... Afternoon Mixing Height..... 11300 Transport Winds............. NW 16 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 9900 Transport Winds............. W 12 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 3... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9400 Transport Winds............. N 15 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 10500 Transport Winds............. N 11 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 12100 Transport Winds............. W 18 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 12700 Transport Winds............. W 15 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 4... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9400 Transport Winds............. NE 7 Clearing Index.............. 650 TOMORROW... Afternoon Mixing Height..... 9200 Transport Winds............. W 12 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 7700 Transport Winds............. NW 13 Clearing Index.............. 920 FRIDAY... Afternoon Mixing Height..... 7400 Transport Winds............. SW 10 Clearing Index.............. 770 ----------------------------------------------------------------- ...AIR SHED 5... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 7900 Transport Winds............. NE 8 Clearing Index.............. 640 TOMORROW... Afternoon Mixing Height..... 8700 Transport Winds............. W 12 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 6600 Transport Winds............. W 15 Clearing Index.............. 970 FRIDAY... Afternoon Mixing Height..... 6800 Transport Winds............. SW 10 Clearing Index.............. 710 ----------------------------------------------------------------- ...AIR SHED 6... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 6700 Transport Winds............. NE 8 Clearing Index.............. 540 TOMORROW... Afternoon Mixing Height..... 9000 Transport Winds............. W 13 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 6800 Transport Winds............. W 18 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 6700 Transport Winds............. W 12 Clearing Index.............. 810 ----------------------------------------------------------------- ...AIR SHED 7... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 4000 Transport Winds............. N 8 Clearing Index.............. 310 TOMORROW... Afternoon Mixing Height..... 6200 Transport Winds............. W 14 Clearing Index.............. 860 THURSDAY... Afternoon Mixing Height..... 5300 Transport Winds............. W 19 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 5900 Transport Winds............. W 13 Clearing Index.............. 810 ----------------------------------------------------------------- ...AIR SHED 8... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 8800 Transport Winds............. N 9 Clearing Index.............. 780 TOMORROW... Afternoon Mixing Height..... 9600 Transport Winds............. NW 10 Clearing Index.............. 950 THURSDAY... Afternoon Mixing Height..... 8200 Transport Winds............. NW 17 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 7100 Transport Winds............. NW 11 Clearing Index.............. 710 ----------------------------------------------------------------- ...AIR SHED 9... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 7300 Transport Winds............. NE 9 Clearing Index.............. 570 TOMORROW... Afternoon Mixing Height..... 7600 Transport Winds............. W 11 Clearing Index.............. 780 THURSDAY... Afternoon Mixing Height..... 7200 Transport Winds............. W 20 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 5500 Transport Winds............. W 11 Clearing Index.............. 570 ----------------------------------------------------------------- ...AIR SHED 10... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 8100 Transport Winds............. N 8 Clearing Index.............. 690 TOMORROW... Afternoon Mixing Height..... 9200 Transport Winds............. NW 11 Clearing Index.............. 960 THURSDAY... Afternoon Mixing Height..... 9000 Transport Winds............. W 20 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 8300 Transport Winds............. W 15 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 11... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 6800 Transport Winds............. NE 10 Clearing Index.............. 670 TOMORROW... Afternoon Mixing Height..... 8100 Transport Winds............. NW 10 Clearing Index.............. 840 THURSDAY... Afternoon Mixing Height..... 9700 Transport Winds............. W 20 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 6200 Transport Winds............. NW 11 Clearing Index.............. 670 ----------------------------------------------------------------- ...AIR SHED 12... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 8000 Transport Winds............. N 11 Clearing Index.............. 820 TOMORROW... Afternoon Mixing Height..... 9300 Transport Winds............. NW 11 Clearing Index.............. 950 THURSDAY... Afternoon Mixing Height..... 11700 Transport Winds............. W 18 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 9100 Transport Winds............. W 12 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 13... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 8300 Transport Winds............. N 10 Clearing Index.............. 840 TOMORROW... Afternoon Mixing Height..... 9500 Transport Winds............. NW 11 Clearing Index.............. 960 THURSDAY... Afternoon Mixing Height..... 11200 Transport Winds............. W 20 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 11100 Transport Winds............. W 16 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 14... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9400 Transport Winds............. NE 12 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 11100 Transport Winds............. NW 10 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 13700 Transport Winds............. W 20 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 12900 Transport Winds............. W 16 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 15... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 8600 Transport Winds............. W 13 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 10700 Transport Winds............. W 13 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 12800 Transport Winds............. W 18 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 12100 Transport Winds............. W 14 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 16... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 7300 Transport Winds............. N 9 Clearing Index.............. 680 TOMORROW... Afternoon Mixing Height..... 9000 Transport Winds............. NW 12 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 9700 Transport Winds............. W 19 Clearing Index.............. 1000+ FRIDAY... Afternoon Mixing Height..... 8100 Transport Winds............. W 13 Clearing Index.............. 990 $$