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I-15 in Idaho Road Conditions
I-15 Road Conditions in Idaho
Updated Aug 23, 2026 11:35 PM UTC · Mostly dry, wet in places
Lowest 72°F near Pocatello, Idaho · Highest wind 19 mph near Idaho Falls, Idaho
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I-15 runs 196 miles across Idaho. It passes Idaho Falls and Pocatello.
- Interstate: I-15
- State: Idaho
- Length in state: 196 mi
Weather data from Aug 23, 2026 11:35 PM UTC
72°F
91°F
19 mph
1002-1009 hPa
Current I-15 in Idaho Conditions by State
Idaho I-15 in Idaho road conditions
Dry
- Idaho Falls 88°F · 13 mph wind · Dry
- Pocatello 87°F · 8 mph wind · gusting 26 mph · Dry
See live road conditions and weather for I-15 in Idaho. Real-time surface conditions, radar, closures and DOT cameras on the interactive map for the Idaho stretch of I-15.
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.
3 current reports along the route. Always check with the responsible state DOT before setting off.
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Lanes blocked
Major Night time construction on I-15 Southbound from Bannock Bingham County Line to New Day Pkwy. 1 Right lane closed…
Major Night time construction on I-15 Southbound from Bannock Bingham County Line to New Day Pkwy. 1 Right lane closed. 8/23/2026 6:00 PM to 8/24/2026 6:00 AM Mon, Sun: Active all day Speed Restriction: 55mph
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Restriction
Long term road construction on I-15 from MM (77) to MM (80). 12/3/2024 7:13 AM to 6/1/2027 6:00 PM Mon, Tue, Wed, Thu…
Long term road construction on I-15 from MM (77) to MM (80). 12/3/2024 7:13 AM to 6/1/2027 6:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 25ft Speed Restriction: 65mph Activities: Mandatory Speed Limit in Force, Use Caution.
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Restriction
Long term road construction on I-15 Both Directions from Inkom to Portneuf River. 3/2/2026 7:00 PM to 10/31/2026 7:00…
Long term road construction on I-15 Both Directions from Inkom to Portneuf River. 3/2/2026 7:00 PM to 10/31/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 12ft
Idaho Falls, ID weather
- The current weather in Idaho Falls, ID, at 6:02 AM on August 23, 2026, is clear with a temperature of 15.4°C (59.7°F) and a humidity level of 88%
- The wind is blowing from the east at a speed of 2.7 KPH (1.7 MPH)
- The atmospheric pressure is measured at 1015 MB (30.0 inHg)
- Visibility is good, reaching up to 16 KM (9.9 miles)
- There are no active weather alerts at this time, and overall conditions are calm and pleasant.
I-15 in Idaho Road Weather FAQ
- Is I-15 in Idaho closed right now?
- No full closures are reported on I-15 in Idaho as of Aug 24, 2026 12:32 AM UTC. 3 lane closures, roadworks or restrictions are in force. They are listed under closures and road blocks on this page.
- What are I-15 in Idaho road conditions today?
- The map on this page colours the route along I-15 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 11:35 PM UTC. Right now temperatures run from 72°F to 91°F and the strongest wind is 19 mph.
- How often are I-15 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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