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Travel information for US Highway 89 is as follows:

Last update at: Mar 29, 2025, 03:13 AM

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Variable Speed Limits
Chain Law
Neighboring States

District Comments
District 3 (Southwest) WY22: Weight limit of 60,000 GVW is in effect over Teton Pass between milepost 7 and the Idaho State Line.

WY22: Seasonal Trailer Prohibition: All trailers, regardless of type, are strictly prohibited on WY22 between November 15th and April 15th annually. Adherence to these regulations is mandatory. Failure to comply may result in penalties.

Green River Tunnel Media Kit

I80: Green River tunnel Eastbound lane, head to head traffic at milepost 90, speed limit 35 mph, legal width only. Oversized vehicles should contact WYDOT’s oversize loads permit office for detours. Info at https://whp.wyo.gov/commercial-carrier/ports-of-entry

US191: 40,000 GVWR Restriction and no semi traffic is in effect between Rock Springs and the Utah state line from milepost 500 to 551.



Conditions
Route Location Conditions Advisories Restrictions Last Report Time Cameras Sensors
Afton
NWS Forecast
Between the Idaho State Line and Afton Dry Falling Rock None Mar 29, 2025, 03:13 AM    
Between Afton and Alpine Jct Dry None None Mar 29, 2025, 03:13 AM    
Jackson
NWS Forecast
Between Alpine Jct and Hoback Jct Dry Falling Rock None Mar 29, 2025, 03:13 AM    
Between Hoback Jct and Jackson Dry None Width restriction: 15 ft
Height restriction: 15 ft
Length restriction: 90 ft
Mar 29, 2025, 03:13 AM    
Between Jackson and the S Boundary of Grand Teton Nat'l Park Dry None Width restriction: 15 ft
Height restriction: 15 ft
Length restriction: 90 ft
Mar 29, 2025, 03:13 AM    
Between the S Boundary of Grand Teton Nat'l Park and Airport Junction Road Dry None None Mar 29, 2025, 03:13 AM    
Between Airport Junction Road and Moose Dry None None Mar 29, 2025, 03:13 AM    
Between Moose and Moran Jct Dry None None Mar 29, 2025, 03:13 AM    
Between Moran Jct and Flagg Ranch Dry None None Mar 29, 2025, 03:13 AM    
Between Flagg Ranch and the S Boundary of Yellowstone Nat'l Park Road Closed Due To Seasonal Closure Mar 29, 2025, 03:13 AM    

Construction Projects
Project Name Project Number WYDOT Contact Contractor Contact Start Date Completion Date Description Road Milepost(s) Surface Delays Last Updated

No active construction projects reported at this time.

*Chain Law - Level 1 Definition
**Chain Law - Level 2 Definition
Other Definitions

Impact Levels Description / Recommended Action
Low Minimal impacts expected, use general caution.
Moderate Some impacts expected, use extra caution. Stay alert for changing road and weather conditions.
High Dangerous impacts expected, use extreme caution, delay travel or consider alternate route. If travel is necessary, slow down and allow extra time.
CLOSED Per W.S. 24-1-109, motorists traveling on a closed road without permission from WYDOT or WHP may be subject to a fine of up to $750 and/or up to 30 days imprisonment.
Seasonal / Long-Duration Event Impact level used to distinguish long-duration events from emergent events.
All travelers are encouraged to check present conditions and forecasts before departing.