Jefferson County, ID Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Jefferson County.

Use the Radar Maps link provided to understand the trajectory of a storm.

Winter Weather Advisory issued November 21 at 5:23AM PST until November 21 at 10:00AM PST by NWS Spokane WA

* WHAT...Snow. Additional snow accumulations up to two inches mainly in the mountains and near the Canadian border. Icy conditions from freezing temperatures. * WHERE...Eastport, Orin-Rice Road, Springdale-Hunters Road, Schweitzer Mountain Road, Tiger, Deer Park, Fruitland, Colville, Athol, Ione, Northport, Priest River, Sandpoint, Clark Fork, Bonners Ferry, Chewelah, Metaline, Flowery Trail Road, Metaline Falls, Newport, and Kettle Falls. * WHEN...Until 10 AM PST this morning. * IMPACTS...Plan on winter driving conditions in the valleys near the Canadian border and into the mountains where snow is falling. If snow is not falling, black ice may be forming with temperatures near or slightly below freezing.

Winter Weather Advisory issued November 21 at 5:23AM PST until November 21 at 10:00AM PST by NWS Spokane WA

* WHAT...Wet snow. Additional snow accumulations 1 to 2 inches in the mountains including Lookout Pass. * WHERE...Dobson Pass, Lookout Pass, and Mullan. * WHEN...Until 10 AM PST this morning. * IMPACTS...Plan on winter driving conditions over Lookout Pass along Interstate 90.

Winter Storm Warning issued November 21 at 5:43AM MST until November 22 at 5:00AM MST by NWS Pocatello ID

* WHAT...Heavy snow. Additional snow accumulations between 6 and 21 inches above 7500 feet elevation. 2 to 8 inches 5000 to 7000 feet elevation. * WHERE...Big Lost Highlands/Copper Basin, Sawtooth/Stanley Basin, and Sun Valley Region. * WHEN...Until 5 AM MST Friday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Thursday morning and evening commutes.