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I-84 West in Idaho Road Conditions
I-84 Idaho Road Conditions
Radar and live pavement conditions on the 275 miles of I-84 West in Idaho — plus closures, road work and city-by-city weather across the state.
Updated Sep 11, 2026 1:18 AM UTC · Mostly dry, damp in places
Lowest 78°F near Twin Falls, Idaho · Highest wind 16 mph near Twin Falls, Idaho
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I-84 West runs 275 miles across Idaho. It passes Boise and Twin Falls.
- Interstate: I-84 West
- State: Idaho
- Length in state: 275 mi
Weather data from Sep 11, 2026 1:18 AM UTC
78°F
87°F
16 mph
29.64-29.82 inHg
Current I-84 West in Idaho Conditions by State
Idaho I-84 West in Idaho road conditions
Dry
- Boise 87°F · 6 mph wind · Dry
- Twin Falls 79°F · 16 mph wind · gusting 21 mph · Dry
I-84 West crosses 275 miles of Idaho, between the Oregon line and the Utah line. That is 36% of I-84 West's 770 miles.
6 current reports along the route. The 4 most serious are listed below. Always check with the responsible state DOT before setting off.
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Restriction
Major Road construction on I-84 Westbound from MM (168) to MM (165). All Lanes Intermittent. 10/27/2024 7:00 PM to…
Major Road construction on I-84 Westbound from MM (168) to MM (165). All Lanes Intermittent. 10/27/2024 7:00 PM to 11/16/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 22ft Speed Restriction: 65mph Activities: Use Caution.
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Restriction
Road construction on I-84 Eastbound from MM (165) to MM (168). All Lanes Intermittent. 7/27/2023 7:00 AM to 11/20/2026…
Road construction on I-84 Eastbound from MM (165) to MM (168). All Lanes Intermittent. 7/27/2023 7:00 AM to 11/20/2026 7:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 22ft Speed Restriction: 65mph Activities: Use Caution.
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Restriction
Road construction on ramp from I-84 Westbound to I-84-BL Eastbound. 9/9/2026 12:27 PM MT to 11/28/2026 5:00 PM MT Mon…
Road construction on ramp from I-84 Westbound to I-84-BL Eastbound. 9/9/2026 12:27 PM MT to 11/28/2026 5:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 14ft Activities: Use Caution.
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Restriction
Road construction on ramp from I-84-BL Eastbound to I-84 Westbound. 9/9/2026 12:27 PM MT to 11/28/2026 5:00 PM MT Mon…
Road construction on ramp from I-84-BL Eastbound to I-84 Westbound. 9/9/2026 12:27 PM MT to 11/28/2026 5:00 PM MT Mon, Tue, Wed, Thu, Fri, Sat, Sun: Active all day Width Restriction: 14ft Activities: Use Caution.
| Place | Snow a year | Snow days | Freezing nights | Freeze–thaw days | First freeze | Last freeze | Days over 90°F |
|---|---|---|---|---|---|---|---|
| Boise | 19.2" | 19.4 | 100.9 | 82.1 | Oct 15 | Apr 30 | 47.5 |
NOAA 1991–2020 Climate Normals, from a weather station in Idaho. A dash is a figure that station does not report, not a zero.
Every figure above is a town or a city. The summits are a different climate: Lookout Pass has its own page with the readings at the top and a six-day summit forecast.
Towns Along I-84 West in Idaho
From Rupert to Fruitland, with the position of each town measured along this stretch itself — counted from the Rupert end, not from a state milepost, so it will not match the numbers on the signs.
- 62 mi Rupert 3.5 mi off the road
- 68 mi Burley 2.1 mi off the road
- 68 mi Paul 2.5 mi off the road
- 95 mi Kimberly 4.5 mi off the road
- 119 mi Wendell
- 155 mi Glenns Ferry
- 224 mi Boise City 1.7 mi off the road
- 227 mi Garden City 4.9 mi off the road
- 232 mi Kuna 4.7 mi off the road
- 246 mi Caldwell
- 247 mi Middleton 4.0 mi off the road
- 275 mi Fruitland 1.3 mi off the road
Places from the US Census Gazetteer and population estimates, both public domain; distances measured along this page's own route geometry.
Summaries fetched Sep 10, 2026 12:02 PM UTC
Boise, ID weather
- The current weather in Boise, ID, is clear with a temperature of 57°F and a dew point of 41°F
- The humidity level is at 56%, indicating a moderately comfortable atmosphere
- The wind is blowing from the east at 2 mph, contributing to a pleasant morning
- The atmospheric pressure is 30.06 inHg, which is typical for this time of year
- Visibility is good at 10 miles
- There are no active weather alerts at this time, and no precipitation has been recorded.
I-84 West in Idaho Road Weather FAQ
- Is I-84 West in Idaho closed right now?
- No full closures are reported on I-84 West in Idaho as of Sep 11, 2026 1:46 AM UTC. 6 lane closures, roadworks or restrictions are in force. They are listed under closures and road blocks on this page.
- What are I-84 West in Idaho road conditions today?
- The map on this page colors the route along I-84 West in Idaho by what is on the pavement right now — dry, wet, slush, snow or ice — from radar and surface data, last updated Sep 11, 2026 1:18 AM UTC. Right now temperatures run from 78°F to 87°F and the strongest wind is 16 mph.
- Where are Idaho road closures reported officially?
- Idaho's official traveler information service is 511.idaho.gov, and it is where closures and restrictions are reported.
- How often are I-84 West 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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