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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 |
| Interstate 25 - Northbound | ||||
|---|---|---|---|---|
| Location | From Milepost | To Milepost | Speed Limit (MPH) | Date/Time |
| Between Douglas (mp 140.090) and Casper (mp 189.490) | 184.95 | 186.05 | 45 | May 8, 2026, 12:51 AM |
| 186.05 | 187.21 | 45 | May 8, 2026, 12:51 AM | |
| 187.21 | 187.92 | 45 | May 8, 2026, 12:51 AM | |
| 187.92 | 188.97 | 45 | May 8, 2026, 12:51 AM | |
| 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 | May 8, 2026, 12:51 AM |
| 187.92 | 187.21 | 45 | May 8, 2026, 12:51 AM | |
| 187.21 | 186 | 45 | May 8, 2026, 12:51 AM | |
| 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) | 4.16 | 5.82 | 65 | May 7, 2026, 07:50 PM |
| 88.859 | 90.08 | 45 | May 7, 2026, 07:50 PM | |
| 90.08 | 90.45 | 35 | May 7, 2026, 07:50 PM | |
| 90.45 | 91.99 | 45 | May 7, 2026, 07:50 PM | |
| 103.2 | 104.55 | 65 | May 7, 2026, 07:50 PM | |
| 104.55 | 105.65 | 45 | May 7, 2026, 07:50 PM | |
| Between Rock Springs (mp 104.790) and Rawlins (mp 215.570) | 140.09 | 143.14 | 65 | May 7, 2026, 07:50 PM |
| 143.14 | 145.44 | 65 | May 7, 2026, 07:50 PM | |
| 145.44 | 146.51 | 65 | May 7, 2026, 07:50 PM | |
| Interstate 80 - Westbound | ||||||||
|---|---|---|---|---|---|---|---|---|
| Location | From Milepost | To Milepost | Speed Limit (MPH) | Date/Time | ||||
| Between Rawlins (mp 215.570 ) and Rock Springs (mp 104.790) | 146.51 | 143.14 | 65 | May 7, 2026, 07:50 PM | ||||
| 143.14 | 141.62 | 65 | May 7, 2026, 07:50 PM | |||||
| Between Rock Springs (mp 104.790 ) and the Utah State Line (mp 0.000) | 90.45 | 88.85 | 35 | May 7, 2026, 07:50 PM | ||||
| Interstate 90 - Eastbound | ||||
|---|---|---|---|---|
| Location | From Milepost | To Milepost | Speed Limit (MPH) | Date/Time |
No reduced speed limits in effect. |
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| Interstate 90 - Westbound | ||||
|---|---|---|---|---|
| Location | From Milepost | To Milepost | Speed Limit (MPH) | Date/Time |
No reduced speed limits in effect. |
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| Wyoming Highway 28 - Eastbound | ||||
|---|---|---|---|---|
| Location | From Milepost | To Milepost | Speed Limit (MPH) | Date/Time |
No reduced speed limits in effect. |
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| Wyoming Highway 28 - Westbound | ||||
|---|---|---|---|---|
| Location | From Milepost | To Milepost | Speed Limit (MPH) | Date/Time |
No reduced speed limits in effect. |
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