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Travel information for the Casper area is as follows:

National Weather Service Forecast for Casper

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Variable Speed Limits
Chain Law
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District Comments
District 2 (Central)


Conditions
Route Location Conditions Advisories Restrictions Last Report Time Cameras Sensors
Casper Service Road Between WY 259 and Ormsby Road Wet with Rain, Dangerous Winds Extreme Blow Over Risk I 25 SVRD at milepost 0.650
Single unit 2-3 axles: 20T
, Single unit 4-5 axles: 20T
, Single unit 6+ axles: 24T
, Semi-trailer combos: 37T
, Truck & full trailer combos: 36T
  Dec 17, 2025, 07:26 PM    
Between Glenrock and Casper Wet with Dangerous Winds Extreme Blow Over Risk
Closed to all high profile vehicles under 40000 GVW due to gusting winds
  Dec 17, 2025, 07:26 PM    
Between Casper and Exit 210, Horse Ranch Creek Rd Wet with Rain, Dangerous Winds Extreme Blow Over Risk
Closed to all high profile vehicles under 40000 GVW due to gusting winds
I 25 / US 87 at milepost 191.640
Single unit 6+ axles: 36T
  Dec 17, 2025, 07:26 PM    
US 20/26 Between Waltman and Casper Wet with Rain, Dangerous Winds Extreme Blow Over Risk None   Dec 17, 2025, 07:26 PM    
US 20/26/87 Between Glenrock and Casper Wet with Dangerous Winds Extreme Blow Over Risk None   Dec 17, 2025, 07:26 PM    
WY 220 Between Pathfinder Rd and Alcova Wet with Rain, Strong Winds None None   Dec 17, 2025, 07:26 PM    
Between Alcova and WY 487 Wet with Rain, Strong Winds None None   Dec 17, 2025, 07:26 PM    
Between WY 487 and Casper Wet with Rain, Strong Winds None None   Dec 17, 2025, 07:26 PM    
WY 251 Between WY 258, Wyoming Blvd and End of State Route Dry None None   Dec 17, 2025, 07:26 PM    
WY 257 Between WY 220 and Robertson Road Wet with Rain None None   Dec 17, 2025, 07:26 PM    
Between Robertson Road and US 20/26 Wet with Rain None None   Dec 17, 2025, 07:26 PM    
WY 258 Between Mills and Evansville Wet with Rain, Dangerous Winds Extreme Blow Over Risk
Closed to all high profile vehicles under 20000 GVW due to gusting winds
  Dec 17, 2025, 07:26 PM    

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.