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Travel information for US Highway 287 is as follows:

Last update at: Mar 28, 2025, 01:09 AM

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Variable Speed Limits
Chain Law
Neighboring States

District Comments
District 1 (Southeast) I25: The Southeast Wyoming Welcome Center is closed until further notice near Cheyenne at milepost 4.

I80: Road damage, Left lane blocked WESTBOUND near Walcott Jct at milepost 235, Expect delays.
District 2 (Central)
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.
District 5 (Northwest) WY433: Road Work, All lanes closed between Basin and Worland from milepost 16.6 to 17.1 no through traffic.



Conditions
Route Location Conditions Advisories Restrictions Last Report Time Cameras Sensors
Laramie
NWS Forecast 		Between the Colorado State Line and Start of Divided Highway, Mile Marker 416 Dry None None Mar 28, 2025, 12:47 AM    
Between Start of Divided Highway, Mile Marker 416 and Mile Marker 413, 4 Miles North of Tie Siding Dry None None Mar 28, 2025, 12:47 AM    
Between Mile Marker 413, 4 miles north of Tie Siding and Laramie Dry None None Mar 28, 2025, 12:47 AM    
Between Laramie and WY 34, Closure Gate Dry None None Mar 28, 2025, 12:47 AM    
Between WY 34, Closure Gate and Divided Highway at Mile Marker 308 Dry None None Mar 28, 2025, 12:47 AM    
Between Divided Highway at Mile Marker 308 and Divided Highway at Mile Marker 290 Dry None None Mar 28, 2025, 12:47 AM    
Between Divided Highway at Mile Marker 290 and Rock River Dry None None Mar 28, 2025, 12:47 AM    
Medicine Bow
NWS Forecast 		Between Rock River and Medicine Bow Dry None None Mar 28, 2025, 12:47 AM    
Between Medicine Bow and Hanna Jct Dry None None Mar 28, 2025, 12:47 AM    
Between Hanna Jct and I-80, Walcott Jct Dry None None Mar 28, 2025, 12:47 AM    
Rawlins
NWS Forecast 		EASTBOUND between I-80, Walcott Jct and Rawlins Dry None None Mar 28, 2025, 01:09 AM    
WESTBOUND between I-80, Walcott Jct and Rawlins Dry None I 80/US 287/US 30 from milepost 235.000 to 235.650
Width restriction: 13 ft 		Mar 28, 2025, 01:09 AM    
Between Rawlins and Mile Marker 23 Dry None None Mar 28, 2025, 12:47 AM    
Muddy Gap
NWS Forecast 		Between Mile Marker 23 and Lamont Dry None None Mar 28, 2025, 12:12 AM    
Between Lamont and Muddy Gap Dry None None Mar 28, 2025, 12:12 AM    
Between Muddy Gap and Jeffrey City Dry None None Mar 28, 2025, 12:12 AM    
Between Jeffrey City and Sweetwater Station Jct Dry None None Mar 28, 2025, 12:12 AM    
Lander
NWS Forecast 		Between Sweetwater Station Jct and Jct WY 28 / US 287 Dry None None Mar 28, 2025, 12:40 AM    
Between Jct WY 28 / US 287 and Lander Dry None None Mar 28, 2025, 12:40 AM    
Between Lander and Diversion Dam Jct Dry None None Mar 28, 2025, 12:40 AM    
Dubois
NWS Forecast 		Between Diversion Dam Jct and Dubois Dry None None Mar 28, 2025, 12:40 AM    
Between Dubois and Lava Mountain Lodge Dry None None Mar 28, 2025, 12:40 AM    
Between Lava Mountain Lodge and the E Boundary of Grand Teton Nat'l Park Slick in Spots None None Mar 28, 2025, 12:40 AM    
Jackson
NWS Forecast 		Between the E Boundary of Grand Teton Nat'l Park and Moran Jct Slick in Spots None None Mar 28, 2025, 01:09 AM    
Between Moran Jct and Flagg Ranch Slick in Spots None None Mar 28, 2025, 01:09 AM    
Between Flagg Ranch and the S Boundary of Yellowstone Nat'l Park Road Closed Due To Seasonal Closure Mar 28, 2025, 01:09 AM    

Construction Projects
Project Name Project Number WYDOT Contact Contractor Contact Start Date Completion Date Description Road Milepost(s) Surface Delays Last Updated
Laramie Streets - 3rd Street/ Curtis - Boswell US 30/287 MP 327.39 - 400.91 N232067 Kory Cramer
307-745-2137
Knife River
Cheyenne , WY
307-634-5455 		Feb 23, 2025 Oct 30, 2025 Mill, Overlay and ADA, Structure, Electrical, sidewalk/curb and gutter, traffic control, stormwater drainage, and concrete paving 400.000 to 400.910 Paved None Feb 24, 2025, 03:32 AM
327.390 to 328.480 Paved None Feb 24, 2025, 03:32 AM
*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.


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