


Smoke Management Weather Forecast
Issued by NWS Salt Lake City, UT
Issued by NWS Salt Lake City, UT
339 FNUS75 KSLC 040942 SMFSLC Smoke Management Forecast National Weather Service Salt Lake City Utah 338 AM MDT Sat Oct 4 2025......Kruse .DISCUSSION...Widespread precipitation across northern Utah and strong transport winds across southern Utah will bring good to excellent mixing to the region today. A more stable airmass will build into the state Sunday, bringing fair to good mixing to many air sheds. This trend will continue Monday. By Tuesday, mixing will decrease even further across valley air sheds in most locations outside southwest Utah, with poor to fair mixing being common in other valley air sheds. 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..... 4100 Transport Winds............. NW 17 Clearing Index.............. 840 TOMORROW... Afternoon Mixing Height..... 5300 Transport Winds............. N 9 Clearing Index.............. 460 MONDAY... Afternoon Mixing Height..... 4900 Transport Winds............. N 10 Clearing Index.............. 480 TUESDAY... Afternoon Mixing Height..... 2800 Transport Winds............. N 7 Clearing Index.............. 200 ----------------------------------------------------------------- ...AIR SHED 2... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 6200 Transport Winds............. W 13 Clearing Index.............. 780 TOMORROW... Afternoon Mixing Height..... 5800 Transport Winds............. N 10 Clearing Index.............. 560 MONDAY... Afternoon Mixing Height..... 5400 Transport Winds............. N 12 Clearing Index.............. 630 TUESDAY... Afternoon Mixing Height..... 3900 Transport Winds............. N 9 Clearing Index.............. 340 ----------------------------------------------------------------- ...AIR SHED 3... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 6500 Transport Winds............. W 14 Clearing Index.............. 910 TOMORROW... Afternoon Mixing Height..... 6600 Transport Winds............. N 9 Clearing Index.............. 550 MONDAY... Afternoon Mixing Height..... 8100 Transport Winds............. N 12 Clearing Index.............. 820 TUESDAY... Afternoon Mixing Height..... 7700 Transport Winds............. E 13 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 4... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 2500 Transport Winds............. NW 14 Clearing Index.............. 590 TOMORROW... Afternoon Mixing Height..... 5000 Transport Winds............. N 7 Clearing Index.............. 450 MONDAY... Afternoon Mixing Height..... 5800 Transport Winds............. NE 7 Clearing Index.............. 410 TUESDAY... Afternoon Mixing Height..... 4000 Transport Winds............. E 8 Clearing Index.............. 310 ----------------------------------------------------------------- ...AIR SHED 5... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 2400 Transport Winds............. W 15 Clearing Index.............. 640 TOMORROW... Afternoon Mixing Height..... 4800 Transport Winds............. W 7 Clearing Index.............. 380 MONDAY... Afternoon Mixing Height..... 5600 Transport Winds............. NW 7 Clearing Index.............. 380 TUESDAY... Afternoon Mixing Height..... 4800 Transport Winds............. E 9 Clearing Index.............. 430 ----------------------------------------------------------------- ...AIR SHED 6... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 3300 Transport Winds............. W 19 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 5500 Transport Winds............. W 8 Clearing Index.............. 540 MONDAY... Afternoon Mixing Height..... 6800 Transport Winds............. W 8 Clearing Index.............. 600 TUESDAY... Afternoon Mixing Height..... 6800 Transport Winds............. S 11 Clearing Index.............. 760 ----------------------------------------------------------------- ...AIR SHED 7... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 6900 Transport Winds............. SW 26 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 4900 Transport Winds............. W 9 Clearing Index.............. 520 MONDAY... Afternoon Mixing Height..... 5100 Transport Winds............. W 8 Clearing Index.............. 470 TUESDAY... Afternoon Mixing Height..... 5900 Transport Winds............. S 12 Clearing Index.............. 700 ----------------------------------------------------------------- ...AIR SHED 8... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 3800 Transport Winds............. W 16 Clearing Index.............. 960 TOMORROW... Afternoon Mixing Height..... 5700 Transport Winds............. NW 8 Clearing Index.............. 420 MONDAY... Afternoon Mixing Height..... 5600 Transport Winds............. NW 9 Clearing Index.............. 480 TUESDAY... Afternoon Mixing Height..... 4300 Transport Winds............. NE 8 Clearing Index.............. 330 ----------------------------------------------------------------- ...AIR SHED 9... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 7900 Transport Winds............. SW 25 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 6200 Transport Winds............. SW 9 Clearing Index.............. 530 MONDAY... Afternoon Mixing Height..... 6100 Transport Winds............. W 11 Clearing Index.............. 630 TUESDAY... Afternoon Mixing Height..... 4500 Transport Winds............. S 9 Clearing Index.............. 440 ----------------------------------------------------------------- ...AIR SHED 10... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 4300 Transport Winds............. W 18 Clearing Index.............. 950 TOMORROW... Afternoon Mixing Height..... 6400 Transport Winds............. W 9 Clearing Index.............. 550 MONDAY... Afternoon Mixing Height..... 7200 Transport Winds............. W 11 Clearing Index.............. 790 TUESDAY... Afternoon Mixing Height..... 8200 Transport Winds............. S 11 Clearing Index.............. 860 ----------------------------------------------------------------- ...AIR SHED 11... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9200 Transport Winds............. SW 27 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7100 Transport Winds............. SW 9 Clearing Index.............. 670 MONDAY... Afternoon Mixing Height..... 7100 Transport Winds............. SW 10 Clearing Index.............. 730 TUESDAY... Afternoon Mixing Height..... 6100 Transport Winds............. S 12 Clearing Index.............. 690 ----------------------------------------------------------------- ...AIR SHED 12... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 9100 Transport Winds............. SW 23 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 6700 Transport Winds............. SW 9 Clearing Index.............. 580 MONDAY... Afternoon Mixing Height..... 7300 Transport Winds............. SW 9 Clearing Index.............. 650 TUESDAY... Afternoon Mixing Height..... 5700 Transport Winds............. SE 11 Clearing Index.............. 610 ----------------------------------------------------------------- ...AIR SHED 13... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 6200 Transport Winds............. W 17 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 6900 Transport Winds............. W 10 Clearing Index.............. 680 MONDAY... Afternoon Mixing Height..... 8100 Transport Winds............. W 10 Clearing Index.............. 780 TUESDAY... Afternoon Mixing Height..... 8300 Transport Winds............. S 15 Clearing Index.............. 1000+ ----------------------------------------------------------------- ...AIR SHED 14... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 7500 Transport Winds............. W 21 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 6400 Transport Winds............. SW 9 Clearing Index.............. 560 MONDAY... Afternoon Mixing Height..... 7500 Transport Winds............. S 8 Clearing Index.............. 580 TUESDAY... Afternoon Mixing Height..... 6500 Transport Winds............. SE 12 Clearing Index.............. 810 ----------------------------------------------------------------- ...AIR SHED 15... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 8900 Transport Winds............. SW 25 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 7100 Transport Winds............. SW 9 Clearing Index.............. 600 MONDAY... Afternoon Mixing Height..... 7200 Transport Winds............. S 11 Clearing Index.............. 750 TUESDAY... Afternoon Mixing Height..... 7600 Transport Winds............. S 14 Clearing Index.............. 980 ----------------------------------------------------------------- ...AIR SHED 16... ----------------------------------------------------------------- TODAY... Afternoon Mixing Height..... 5600 Transport Winds............. W 20 Clearing Index.............. 1000+ TOMORROW... Afternoon Mixing Height..... 5800 Transport Winds............. W 9 Clearing Index.............. 580 MONDAY... Afternoon Mixing Height..... 6800 Transport Winds............. W 10 Clearing Index.............. 700 TUESDAY... Afternoon Mixing Height..... 6400 Transport Winds............. S 12 Clearing Index.............. 760 $$