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I-90 in Idaho Road Conditions
I-90 Road Conditions in Idaho
Updated Aug 23, 2026 11:10 PM UTC · Mostly dry
Lowest 74°F near Coeur d'Alene, Idaho · Highest wind 11 mph near Coeur d'Alene, Idaho
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I-90 runs 74 miles across Idaho. The high crossing on this stretch is Lookout Pass at 4,711 ft, which is where winter closes it first.
- Interstate: I-90
- State: Idaho
- Length in state: 74 mi
Weather data from Aug 23, 2026 11:10 PM UTC
74°F
78°F
11 mph
1012-1013 hPa
Current I-90 in Idaho Conditions by State
See live road conditions and weather for I-90 in Idaho. Real-time surface conditions, radar, closures and DOT cameras on the interactive map for the Idaho stretch of I-90.
Forecasts are generated for the next 6 hours at points along the route and include temperature and conditions such as clear skies, rain, storms, snow, high wind, hail, and more. 511.idaho.gov is Idaho's official traveller-information service for closures and restrictions on this road; this map shows the weather alongside it.
2 current reports along the route. Always check with the responsible state DOT before setting off.
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Lanes blocked
Major Bridge construction on I-90 Eastbound from MM (39) to MM (41). 1 Left lane closed. 3/2/2026 7:00 AM to 11/2/2026…
Major Bridge construction on I-90 Eastbound from MM (39) to MM (41). 1 Left lane closed. 3/2/2026 7:00 AM to 11/2/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft 6in Speed Restriction: 45mph Activities: Mandatory Speed Limit in Force.
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Lanes blocked
Major Bridge construction on I-90 Westbound from MM (39) to MM (41). 1 Right lane closed. 3/2/2026 7:00 AM to 11/2/2026…
Major Bridge construction on I-90 Westbound from MM (39) to MM (41). 1 Right lane closed. 3/2/2026 7:00 AM to 11/2/2026 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft 6in Length Restriction: 110ft Speed Restriction: 45mph Activities: Mandatory Speed Limit in Force.
Lewiston, ID weather
- Current weather conditions in Lewiston, ID indicate a temperature of 20.5°C (68.9°F) with a humidity level of 58%
- The pressure is measured at 1012 mb (29.88 inHg)
- Winds are coming from the northwest at 7 km/h (4 mph)
- The sky is partly cloudy, covering approximately 25% of the sky
- Visibility is good at 16.1 km (10.0 miles)
- There are no significant weather alerts at this time, and the conditions are expected to remain stable as the day progresses.
I-90 in Idaho Road Weather FAQ
- Is I-90 in Idaho closed right now?
- No full closures are reported on I-90 in Idaho as of Aug 24, 2026 12:32 AM UTC. 2 lane closures, roadworks or restrictions are in force. They are listed under closures and road blocks on this page.
- What are I-90 in Idaho road conditions today?
- The map on this page colours the route along I-90 in Idaho by what is on the carriageway right now — dry, wet, slush, snow or ice — from radar and surface data, last updated Aug 23, 2026 11:10 PM UTC. Right now temperatures run from 74°F to 78°F and the strongest wind is 11 mph.
- How often are I-90 in Idaho road conditions updated?
- The road surface and weather layers are rebuilt whenever this page is opened with data more than ten minutes old, and refreshed on a schedule in between, so nothing here is more than about two hours old even on a road nobody has looked at. Closures and road blocks are re-imported from the state 511 feeds every fifteen minutes, and the written state-by-state summaries are refreshed daily. Every section on this page carries the time its data was fetched.
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