US-12 at 21st & Main Webcam in Lewiston, Idaho

The US-12 at 21st & Main Webcam provides a live view of traffic, weather, visibility, and roadway conditions in Lewiston, Idaho. Located along one of the city’s busiest commercial corridors, the camera helps residents, commuters, and travelers monitor current conditions before heading through the Lewis-Clark Valley.

US Highway 12 is a major transportation route serving Lewiston and connecting north-central Idaho with destinations throughout the region. The intersection of 21st Street and Main Street sits within an important commercial and transportation district where local traffic, business activity, and regional travel converge.

The webcam offers a real-time look at traffic flow, roadway conditions, visibility, and weather. Drivers can monitor congestion, accidents, construction activity, and changing weather conditions before traveling through the area. The camera is particularly useful for commuters moving between residential neighborhoods, shopping districts, downtown Lewiston, and nearby Clarkston, Washington.

Weather conditions can affect travel throughout the year. Winter occasionally brings snow, icy roads, and reduced visibility, while spring and fall may bring rain and fog. Summer generally provides favorable driving conditions, although smoke from regional wildfires can occasionally impact visibility. The webcam allows travelers to view actual conditions before beginning their trip.

Whether you’re commuting across Lewiston, heading toward downtown, or traveling along US Highway 12, the US-12 at 21st & Main Webcam provides valuable real-time information that helps improve travel planning and roadway safety.

About 21st Street, Main Street, and Lewiston

Lewiston is the largest city in north-central Idaho and serves as the economic, transportation, and cultural center of the Lewis-Clark Valley. Located at the confluence of the Snake and Clearwater Rivers, the city plays an important role in regional commerce, agriculture, education, and outdoor recreation.

The intersection of 21st Street and Main Street sits within one of Lewiston’s busiest commercial areas. The corridor provides access to shopping centers, restaurants, businesses, medical facilities, schools, and residential neighborhoods throughout the city. Traffic volumes can be substantial during peak commuting hours and throughout the business day.

US Highway 12 passes through Lewiston before continuing east into the Clearwater River Canyon and west toward Clarkston, Washington. The highway serves as an important regional transportation route and provides access to many of north-central Idaho’s most popular recreation destinations.

The surrounding Lewis-Clark Valley enjoys a relatively mild climate compared to many parts of Idaho, although weather conditions can still affect travel during winter storms and periods of heavy rain or fog.

The US-12 at 21st & Main Webcam provides travelers and residents with a valuable real-time look at traffic and weather conditions in one of Lewiston’s busiest transportation corridors.

See US-12 Webcams in Idaho

Idaho Highway Webcams

Webcam Sponsor – Idaho DOT

Why Use the US-12 at 21st & Main Webcam?

• Check current traffic conditions in Lewiston

• Monitor weather and visibility in the Lewis-Clark Valley

• View roadway conditions before commuting

• Check traffic congestion along US Highway 12

• Monitor construction and traffic incidents

• Plan travel through Lewiston and Clarkston

• Check visibility during storms and wildfire season

• Improve travel safety with live roadway information

Where is the US-12 at 21st & Main Webcam located?

The webcam is located at the intersection of US Highway 12, 21st Street, and Main Street in Lewiston, Idaho.

Can I check road conditions with this webcam?

Yes. The camera provides a live view of traffic flow, roadway conditions, visibility, and weather in the Lewiston area.

Does the webcam show weather conditions?

Yes. Travelers can monitor rain, snow, fog, smoke, cloud cover, and visibility in real time.

Is the webcam live?

The webcam updates regularly throughout the day, providing current views of traffic and travel conditions in Lewiston.

US-12 at 21st & Main Webcam in Lewiston, Idaho