Do I Need Chains on Mt Rose Highway?
Mt Rose Highway (SR-431) — 8,911 ft
SR-431 over Mt Rose Summit is currently clear. No chain controls are in effect.
View Live Route Conditions on MapCommon Chain Control Checkpoints
Frequently Asked Questions
Do I need chains with AWD or 4WD on Mt Rose Highway?
Nevada has chain requirements similar to California. AWD/4WD vehicles with adequate snow tires may be exempt during lower-level controls, but during severe conditions, chains may be required on all vehicles. At 8,911 feet, Mt Rose Summit is the highest year-round pass in the Sierra — conditions can be extreme.
How many chains do I need for Mt Rose Highway?
Two chains on your drive wheels minimum. The steep switchbacks on both sides of Mt Rose Summit demand reliable traction. Nevada requires chains or approved traction devices on drive tires when chain controls are in effect.
Can I use AutoSock or snow socks instead of chains on Mt Rose Highway?
Yes, AutoSock and similar approved alternative traction devices (ATDs) are accepted by NDOT during most chain control levels. During the most severe conditions, traditional chains may be required. Check current requirements at the checkpoint.
When are chains required on Mt Rose Highway?
Chain controls activate during winter storms, typically November through April. Mt Rose Summit at 8,911 feet is the highest pass in the region and is often the first road to require chains. Controls can go up rapidly — check this page for live status before driving.
Does Nevada require chains like California?
Yes, Nevada has chain control requirements on Mt Rose Highway similar to California's system. NDOT (Nevada Department of Transportation) implements chain controls during winter conditions. Vehicles without adequate traction may be required to chain up or turn around.
Where do I put on chains on Mt Rose Highway?
Chain-up areas are located near Galena Creek (Mile 6) on the Reno side, at the summit area (Mile 12), and near Incline Village (Mile 20). There are limited chain installer services — be prepared to install your own chains.
Is Mt Rose Highway open right now?
Check the live status at the top of this page. Mt Rose Highway is often the first road to close during storms due to its extreme elevation. For full conditions including cameras, visit our SR-431 Road Conditions page.
What are the best times to drive Mt Rose Highway to avoid chain controls?
Early morning typically offers the best conditions after overnight plowing. The summit is extremely exposed to wind, so avoid driving during high-wind advisories. Midweek is much better than weekends. If Mt Rose is closed, use I-80 to Truckee then Highway 267 south as an alternate.