####018011542#### FNUS75 KSLC 120943 SMFSLC Smoke Management Forecast National Weather Service Salt Lake City Utah 323 AM MDT Mon May 12 2025......Whitlam .DISCUSSION...Clearing Indices will remain excellent through this week as active weather continues over the region. A trough deepening along the west coast today yields strong southwesterly flow across the region. A cold front associated with this system then tracks through the state from late Monday into early Wednesday, ensuring continued excellent Clearing Index values across all area air sheds. A reinforcing trough digging into the Great Basin on Thursday maintains these conditions into late week. 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..... 12800 Transport Winds............. SW 34 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 6000 Transport Winds............. N 14 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 9100 Transport Winds............. NW 16 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 10200 Transport Winds............. W 13 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 2... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 8800 Transport Winds............. SW 39 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7300 Transport Winds............. W 17 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 11500 Transport Winds............. NW 16 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 11200 Transport Winds............. W 14 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 3... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9400 Transport Winds............. SW 33 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 9700 Transport Winds............. SW 26 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 12000 Transport Winds............. NW 18 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 11200 Transport Winds............. W 15 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 4... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 11000 Transport Winds............. S 34 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 5100 Transport Winds............. NW 11 Clearing Index.............. 940 WEDNESDAY... Afternoon Mixing Height..... 6000 Transport Winds............. W 14 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 7500 Transport Winds............. W 13 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 5... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9800 Transport Winds............. SW 35 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 5200 Transport Winds............. W 15 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 5800 Transport Winds............. W 16 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 6400 Transport Winds............. W 13 Clearing Index.............. 900 ----------------------------------------------------------------- ...AIR SHED 6... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 10100 Transport Winds............. SW 35 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 6900 Transport Winds............. SW 23 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 6800 Transport Winds............. W 19 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 6900 Transport Winds............. W 15 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 7... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9900 Transport Winds............. SW 37 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 8400 Transport Winds............. SW 29 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 7800 Transport Winds............. W 21 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 7400 Transport Winds............. W 17 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 8... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 10300 Transport Winds............. SW 35 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 6300 Transport Winds............. W 15 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 8400 Transport Winds............. NW 16 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 8700 Transport Winds............. NW 13 Clearing Index.............. 990 ----------------------------------------------------------------- ...AIR SHED 9... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 12600 Transport Winds............. SW 32 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 11000 Transport Winds............. SW 30 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 9700 Transport Winds............. W 18 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 9800 Transport Winds............. W 15 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 10... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 11400 Transport Winds............. SW 29 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 8300 Transport Winds............. SW 23 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 8800 Transport Winds............. W 21 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 9000 Transport Winds............. W 17 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 11... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 11200 Transport Winds............. SW 34 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 11400 Transport Winds............. SW 38 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 10600 Transport Winds............. W 19 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 11400 Transport Winds............. W 18 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 12... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 12300 Transport Winds............. SW 31 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 11200 Transport Winds............. SW 34 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 11000 Transport Winds............. W 19 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 11500 Transport Winds............. W 17 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 13... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 8800 Transport Winds............. SW 33 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 9100 Transport Winds............. SW 32 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 10800 Transport Winds............. NW 21 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 10300 Transport Winds............. W 18 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 14... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 11500 Transport Winds............. SW 32 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 9600 Transport Winds............. SW 35 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 13300 Transport Winds............. W 20 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 12500 Transport Winds............. W 18 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 15... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 13600 Transport Winds............. SW 28 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 11000 Transport Winds............. SW 36 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 12700 Transport Winds............. W 20 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 13000 Transport Winds............. W 16 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 16... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9800 Transport Winds............. SW 34 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 8500 Transport Winds............. SW 29 Clearing Index.............. 1000+ WEDNESDAY... Afternoon Mixing Height..... 9400 Transport Winds............. NW 20 Clearing Index.............. 1000+ THURSDAY... Afternoon Mixing Height..... 9300 Transport Winds............. W 17 Clearing Index.............. 1000+ $$