Cassia County

Dense Fog Advisory issued January 18 at 6:16PM MST until January 19 at 12:00PM MST by NWS Pocatello ID

January 18th, 6:16 PM — 6:15 AM

* WHAT...Visibility one quarter mile or less in dense fog. Idaho Transportation Department weather stations along Interstates 84 and 86 indicate visibility does fall to as little as 500 feet, making normal highway speeds dangerous. * WHERE...Eastern Magic Valley and Shoshone/Lava Beds. * WHEN...Until noon MST Monday. * IMPACTS...Low visibility could make driving conditions hazardous.

Air Stagnation Advisory issued January 18 at 4:14PM MST until January 22 at 11:00AM MST by NWS Boise ID

January 18th, 4:14 PM — 11:00 AM

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. 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. * WHERE...Western Magic Valley. * WHEN...For the Dense Fog Advisory, until 11 AM MST Monday. For the Air Stagnation Advisory, until 11 AM MST Thursday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous.

Dense Fog Advisory issued January 18 at 4:14PM MST until January 19 at 11:00AM MST by NWS Boise ID

January 18th, 4:14 PM — 11:00 AM

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. 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. * WHERE...Western Magic Valley. * WHEN...For the Dense Fog Advisory, until 11 AM MST Monday. For the Air Stagnation Advisory, until 11 AM MST Thursday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous.

Dense Fog Advisory issued January 18 at 12:49PM MST until January 18 at 1:00PM MST by NWS Boise ID

January 18th, 12:49 PM — 3:00 PM

* 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...Western Magic Valley. * WHEN...Until 11 AM MST Thursday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.

Weed Free Hay Order 04-2021-03

Prohibited by this order: Possessing, storing, or transporting non-pelletized hay, straw, or mulch in the Intermountain Region, unless it is certified as weed free by the state where the product originated.

Explosives and Exploding Target Order 04-2021-02

This order prohibits the use of explosives and exploding targets on National Forest System lands within the Intermountain Region.

Over-Snow Vehicle and Bicycle Prohibitions

This order covers over-snow vehicle and bicycle use on the Fairfield and Ketchum Ranger Districts and the Sawtooth National Recreation Area.

Sawtooth Wilderness Area Occupancy and Use

This order covers occupancy and use requirements for the Sawtooth Wilderness area on the Sawtooth National Recreation Area.

Hemingway-Boulders and Cecil D. Andrus-White Clouds Wilderness Areas - Occupancy and Use

This over covers occupancy and use requirements of the Hemingway-Boulders and Cecil D. Andrus-White Clouds Wilderness Areas on the Sawtooth National Recreation Area.

Forestwide Occupancy and Use

This order covers occupancy and use prohibitions on all National Forest System lands and roads within the Sawtooth National Forest.

Occupancy and Use - Food Storage

This order covers requirements for possessing and storing food while visiting the Sawtooth National Recreation Area.

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