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I-90 Wyoming Road Conditions
Radar and live pavement conditions on the 208 miles of I-90 in Wyoming — plus closures, road work and city-by-city weather across the state.
Updated Sep 10, 2026 5:48 PM MDT · Mostly dry
Lowest 85°F near Gillette, Wyoming · Highest wind 12 mph near Gillette, Wyoming
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I-90 runs 208 miles across Wyoming. It passes Gillette.
- Interstate: I-90
- State: Wyoming
- Length in state: 208 mi
Weather data from Sep 10, 2026 5:48 PM MDT
85°F
89°F
12 mph
29.48-29.59 inHg
Current I-90 in Wyoming Conditions by State
I-90 crosses 208 miles of Wyoming, between the South Dakota line and the Montana line. That is 7% of I-90's 3,020 miles.
No full closures are reported on I-90 in Wyoming as of Sep 10, 2026 5:48 PM MDT, and no lane closures or roadworks either. Always check with the responsible state DOT before setting off.
Towns Along I-90 in Wyoming
From Ranchester to Sundance, with the position of each town measured along this stretch itself — counted from the Ranchester end, not from a state milepost, so it will not match the numbers on the signs.
- 9 mi Ranchester
- 25 mi Sheridan 1.4 mi off the road
- 59 mi Buffalo 2.8 mi off the road
- 127 mi Gillette
- 155 mi Moorcroft
- 189 mi Sundance
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 6:08 AM MDT
Gillette, WY weather
- The current weather in Gillette, WY is clear with a temperature of 55.6°F and a dew point of 27.7°F
- The humidity level is at 34%, indicating relatively dry conditions
- The atmospheric pressure is measured at 29.8 inHg
- Winds are coming from the southwest at a speed of 7.6 mph
- Visibility is good at 9.9 miles
- No precipitation is occurring at this time, and there are no active weather alerts.
I-90 in Wyoming Road Weather FAQ
- Is Interstate 90 in Wyoming closed right now?
- No full closures are reported on I-90 in Wyoming. No lane closures or roadworks are reported either.
- What are I-90 in Wyoming road conditions today?
- The map on this page colors the route along I-90 in Wyoming by what is on the pavement right now — dry, wet, slush, snow or ice — from radar and surface data, last updated Sep 10, 2026 5:48 PM MDT. Right now temperatures run from 85°F to 89°F and the strongest wind is 12 mph.
- How often are I-90 in Wyoming 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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