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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 |
Last update at: Mar 24, 2025, 12:19 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 23, 2025, 11:47 PM |
| 187.92 | 188.97 | 45 | Mar 23, 2025, 11:47 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 23, 2025, 11:47 PM |
| 187.92 | 187.21 | 45 | Mar 23, 2025, 11:47 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) | 88.859 | 90.08 | 45 | Mar 24, 2025, 12:19 AM |
| 90.08 | 90.45 | 35 | Mar 24, 2025, 12:19 AM | |
| 90.45 | 91.99 | 35 | Mar 24, 2025, 12:19 AM | |
| Interstate 80 - Westbound | ||||||||
|---|---|---|---|---|---|---|---|---|
| Location | From Milepost | To Milepost | Speed Limit (MPH) | Date/Time | ||||
| Between Rock Springs (mp 104.790 ) and the Utah State Line (mp 0.000) | 90.45 | 88.85 | 35 | Mar 24, 2025, 12:19 AM | ||||
| 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 |
| Between Farson (mp 28.230) and US 287 (mp 94.170) | 30.43 | 35 | 55 | Mar 24, 2025, 12:02 AM |
| 35 | 41.34 | 45 | Mar 24, 2025, 12:02 AM | |
| 41.34 | 47.04 | 45 | Mar 24, 2025, 12:02 AM | |
| 47.04 | 49.15 | 65 | Mar 24, 2025, 12:02 AM | |
| 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) | 48.8 | 46.7 | 65 | Mar 24, 2025, 12:02 AM |
| 46.7 | 41.34 | 45 | Mar 24, 2025, 12:02 AM | |
| 41.34 | 35 | 45 | Mar 24, 2025, 12:02 AM | |
| 35 | 30.43 | 55 | Mar 24, 2025, 12:02 AM | |
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