Wyoming State Government:     Citizen       Business       Government       Visitor       Apply for WYDOT jobs

Current Statewide Variable Speed Limits


Frequently Asked Questions Closures & Advisories
Search Conditions By Map
Search By City
Search By Route
Search By District
Chain Law
Neighboring States

Last update at: Mar 3, 2024, 11:02 AM

Interstate 25 - Northbound
Location From Milepost To Milepost Speed Limit (MPH) Date/Time
Between Douglas (mp 140.090) and Casper (mp 189.490) 187.21 187.92 45 Mar 3, 2024, 05:53 PM

Interstate 25 - Southbound
Location From Milepost To Milepost Speed Limit (MPH) Date/Time
Between Casper (mp 189.490 ) and Douglas (mp 140.090) 189.06 187.92 45 Mar 3, 2024, 05:53 PM
187.92 187.21 45 Mar 3, 2024, 05:53 PM

Interstate 80 - Eastbound
Location From Milepost To Milepost Speed Limit (MPH) Date/Time
Between the Utah State Line (mp 0.000) and Rock Springs (mp 104.790) 0.06 1.4 65 Mar 3, 2024, 06:02 PM
1.4 4.16 65 Mar 3, 2024, 06:02 PM
4.16 5.82 50 Mar 3, 2024, 06:02 PM
5.82 6.94 65 Mar 3, 2024, 06:02 PM
6.94 8.45 65 Mar 3, 2024, 06:02 PM
8.45 11.86 55 Mar 3, 2024, 06:02 PM
11.86 14.59 55 Mar 3, 2024, 06:02 PM
14.59 19 55 Mar 3, 2024, 06:02 PM
19 21.05 55 Mar 3, 2024, 06:02 PM
21.05 24.56 55 Mar 3, 2024, 06:02 PM
24.56 29.21 55 Mar 3, 2024, 06:02 PM
Between Rawlins (mp 215.570) and Laramie (mp 313.200) 256.17 262.4 65 Mar 3, 2024, 06:01 PM
262.4 267.71 55 Mar 3, 2024, 06:01 PM
267.71 273.85 45 Mar 3, 2024, 06:01 PM
273.85 280.36 45 Mar 3, 2024, 06:01 PM
280.36 291 65 Mar 3, 2024, 06:01 PM
Between Laramie (mp 313.200) and Cheyenne (mp 359.580) 317.68 323.85 45 Mar 3, 2024, 06:01 PM
323.85 325.82 45 Mar 3, 2024, 06:01 PM
325.82 329.88 45 Mar 3, 2024, 06:01 PM
329.88 333.32 45 Mar 3, 2024, 06:01 PM
333.32 336.16 45 Mar 3, 2024, 06:01 PM
336.16 339.86 45 Mar 3, 2024, 06:01 PM
339.86 343.24 60 Mar 3, 2024, 06:01 PM
343.24 345.9 60 Mar 3, 2024, 06:01 PM
345.9 349.15 60 Mar 3, 2024, 06:01 PM


Interstate 80 - Westbound
Location From Milepost To Milepost Speed Limit (MPH) Date/Time
Between Cheyenne (mp 359.580 ) and Laramie (mp 313.200) 347.69 344.69 60 Mar 3, 2024, 06:01 PM
344.69 341.6 60 Mar 3, 2024, 06:01 PM
341.6 338.1 65 Mar 3, 2024, 06:01 PM
338.1 334.3 45 Mar 3, 2024, 06:01 PM
334.3 332.29 45 Mar 3, 2024, 06:01 PM
332.29 328.74 45 Mar 3, 2024, 06:01 PM
328.74 325.78 45 Mar 3, 2024, 06:01 PM
325.78 322.6 45 Mar 3, 2024, 06:01 PM
322.6 318.5 45 Mar 3, 2024, 06:01 PM
318.5 316 45 Mar 3, 2024, 06:01 PM
Between Laramie (mp 313.200 ) and Rawlins (mp 215.570) 289.5 279.36 55 Mar 3, 2024, 06:01 PM
279.36 271.8 45 Mar 3, 2024, 06:01 PM
271.8 266.58 45 Mar 3, 2024, 06:01 PM
Between Rock Springs (mp 104.790 ) and the Utah State Line (mp 0.000) 27.6 23.35 55 Mar 3, 2024, 06:02 PM
23.35 20.95 55 Mar 3, 2024, 06:02 PM
20.95 17.66 55 Mar 3, 2024, 06:02 PM
17.66 13.45 55 Mar 3, 2024, 06:02 PM
13.45 10.16 55 Mar 3, 2024, 06:02 PM
10.16 7.8 55 Mar 3, 2024, 06:02 PM
7.8 5.75 65 Mar 3, 2024, 06:02 PM
5.75 4.64 65 Mar 3, 2024, 06:02 PM
4.64 2.84 65 Mar 3, 2024, 06:02 PM
Between Hillsdale (mp 6.960 ) and Cheyenne (mp 0.160) 2.84 0 65 Mar 3, 2024, 06:02 PM
Interstate 90 - Eastbound
Location From Milepost To Milepost Speed Limit (MPH) Date/Time

No reduced speed limits in effect.


Interstate 90 - Westbound
Location From Milepost To Milepost Speed Limit (MPH) Date/Time

No reduced speed limits in effect.


Wyoming Highway 28 - Eastbound
Location From Milepost To Milepost Speed Limit (MPH) Date/Time
Between Farson (mp 28.230) and US 287 (mp 94.170) 30.43 35 35 Mar 3, 2024, 06:01 PM
35 41.34 35 Mar 3, 2024, 06:01 PM
41.34 47.04 35 Mar 3, 2024, 06:01 PM
47.04 49.15 60 Mar 3, 2024, 06:01 PM
49.15 58 60 Mar 3, 2024, 06:01 PM
58 64.4 60 Mar 3, 2024, 06:01 PM

Wyoming Highway 28 - Westbound
Location From Milepost To Milepost Speed Limit (MPH) Date/Time
Between US 287 (mp 94.170 ) and Farson (mp 28.230) 62.3 58 60 Mar 3, 2024, 06:01 PM
58 48.8 60 Mar 3, 2024, 06:01 PM
48.8 46.7 60 Mar 3, 2024, 06:01 PM
46.7 41.34 35 Mar 3, 2024, 06:01 PM
41.34 35 35 Mar 3, 2024, 06:01 PM
35 30.43 35 Mar 3, 2024, 06:01 PM