Air Stagnation Advisory issued December 11 at 2:03AM MST until December 12 at 2:00PM MST by NWS Boise ID
* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. * WHERE...Portions of southwest and west central Idaho and northeast and southeast Oregon. * WHEN...Until 2 PM MST /1 PM PST/ Thursday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Dense Fog Advisory issued December 11 at 2:03AM MST until December 11 at 12:00PM MST by NWS Boise ID
* WHAT...For the Air Stagnation Advisory, an extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. * WHERE...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday. For the Dense Fog Advisory, until noon MST today. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous. * ADDITIONAL
Air Stagnation Advisory issued December 10 at 3:19AM MST until December 12 at 2:00PM MST by NWS Boise ID
* WHAT...For the Air Stagnation Advisory, an extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. * WHERE...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday. For the Dense Fog Advisory, until noon MST today. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous.
Dense Fog Advisory issued December 10 at 3:19AM MST until December 10 at 12:00PM MST by NWS Boise ID
* WHAT...For the Air Stagnation Advisory, an extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. * WHERE...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday. For the Dense Fog Advisory, until noon MST today. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous.
Air Stagnation Advisory issued December 9 at 3:14AM MST until December 12 at 2:00PM MST by NWS Boise ID
* WHAT...For the Air Stagnation Advisory, an extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. For the Dense Fog Advisory, visibility less than one quarter mile in dense fog. * WHERE...Portions of southwest Idaho and southeast Oregon. This includes Interstate 84 from Boise to Ontario and Highway 95 from Weiser to Council. * WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday. For the Dense Fog Advisory, until 11 AM MST this morning. * IMPACTS...Poor air quality may cause issues
Dense Fog Advisory issued December 9 at 3:14AM MST until December 9 at 11:00AM MST by NWS Boise ID
* WHAT...For the Air Stagnation Advisory, an extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. For the Dense Fog Advisory, visibility less than one quarter mile in dense fog. * WHERE...Portions of southwest Idaho and southeast Oregon. This includes Interstate 84 from Boise to Ontario and Highway 95 from Weiser to Council. * WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday. For the Dense Fog Advisory, until 11 AM MST this morning. * IMPACTS...Poor air quality may cause issues
Air Stagnation Advisory issued December 6 at 2:47PM MST until December 7 at 5:00PM MST by NWS Boise ID
* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants in valleys. * WHERE...Portions of south central, southwest, and west central Idaho and northeast and southeast Oregon. * WHEN...Until 5 PM MST /4 PM PST/ Saturday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Dense Fog Advisory issued December 6 at 2:47PM MST until December 7 at 11:00AM MST by NWS Boise ID
* WHAT...For the Air Stagnation Advisory in valleys, an extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. * WHERE...Treasure Valley Zones and the Weiser Basin. * WHEN...For the Air Stagnation Advisory, until 5 PM MST Saturday. For the Dense Fog Advisory, until 11 AM MST Saturday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous. * ADDITIONAL
Winter Weather Advisory issued December 6 at 2:10PM MST until December 8 at 5:00AM MST by NWS Boise ID
* WHAT...Snow and freezing rain expected. Total snow accumulations up to one inch and ice accumulations less than one tenth of an inch. * WHERE...Lower Treasure Valley Zones, and northern Malheur County including Highways 20 and 26. * WHEN...From 5 PM MST /4 PM PST/ Saturday to 5 AM MST /4 AM PST/ Sunday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Plan on slippery road conditions.
Air Stagnation Advisory issued December 6 at 1:25AM MST until December 7 at 5:00PM MST by NWS Boise ID
* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants in valleys. * WHERE...Portions of south central, southwest, and west central Idaho and northeast and southeast Oregon. * WHEN...Until 5 PM MST /4 PM PST/ Saturday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.