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Mount Rose Summit Weather & Road Conditions
Radar and live pavement conditions at the summit of Mount Rose Summit and on both climbs — plus closures, road work and who sets chain control on NV 431.
Elevation 8,911 ft · Updated Sep 14, 2026 6:33 PM PDT · Mostly dry
Lowest 57°F near Carson City, Nevada · Highest wind 6 mph near Carson City, Nevada
At the summit: Dry · 59°F · road surface est. 59°F · 4 mph wind
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Mount Rose Summit is the high point of the Mount Rose Highway, NV 431, at 8,911 feet — the highest year-round pass in the Sierra Nevada and the shortest road between Reno and the north shore of Lake Tahoe. It holds snow and chain controls at a time when the lower routes around the lake are clear.
- Elevation: 8,911 ft
- Carries: NV 431
- State: Nevada
- Road system: Nevada State Highway System
Weather data from Sep 14, 2026 6:33 PM PDT
Route geometry © openrouteservice.org · Map data © OpenStreetMap contributors
57°F
65°F
6 mph
29.64-29.74 inHg
No full closures are reported on Mount Rose Summit as of Sep 14, 2026 6:33 PM PDT, and no lane closures or roadworks either. Always check with the responsible state DOT before setting off.
Mount Rose Summit Chain Control & Traction Requirements
Chain and traction requirements on Mount Rose Summit are set by the state highway authority, and they are imposed and lifted through the day as a storm moves through. This page does not carry them — check NVRoads ↗ before you set off.
What this page can tell you is the surface at the summit, from radar and surface analysis: currently dry, with the road surface estimated at 59°F. The road surface figure is an estimate derived from air temperature, not a measurement — bridges and overpasses run colder than the number shown.
Mount Rose Summit Weather Forecast: Next 6 Days
At the summit, 8,911 ft. Each day shows its warmest and coldest hour, and the worst driving conditions forecast anywhere in it — not the average, because the hour that closes a pass is the one worth knowing about.
-
Rest of today Sep 14
48°F 46°F
Dry
Wind to 3 mph
-
Tue Sep 15
68°F 45°F
Dry
Wind to 15 mph
-
Wed Sep 16
70°F 45°F
Dry
Wind to 13 mph
-
Thu Sep 17
66°F 43°F
Dry
Wind to 13 mph
-
Fri Sep 18
73°F 41°F
Dry
Wind to 13 mph
-
Sat Sep 19
69°F 46°F
Dry
Wind to 4 mph
Forecast, not a measurement — from the same weather service that draws this page's radar and road colors, model run 8 hours ago. Days run on Pacific time, the clock the pass keeps — not the reader's.
Mount Rose Summit Road Weather FAQ
- Is Mount Rose Summit open right now?
- No full closures are reported on Mount Rose Summit. No lane closures or roadworks are reported either.
- What are Mount Rose Summit road conditions today?
- The map on this page colors the route along Mount Rose Summit by what is on the pavement right now — dry, wet, slush, snow or ice — from radar and surface data, last updated Sep 14, 2026 6:33 PM PDT. Right now temperatures run from 57°F to 65°F and the strongest wind is 6 mph.
- Do I need chains on Mount Rose Summit today?
- Chain and traction requirements are set by the state highway authority and change through the day, so check them directly before you set off at NVRoads. This page does not carry them. What this page can tell you is that the surface at the summit is dry, and the road surface is estimated at 59°F.
- What is the weather forecast for Mount Rose Summit this week?
- At the summit, Sep 14 to Sep 19: highs 48-73°F, lows 41-46°F. No snow or ice is forecast on the road in that time. It is a forecast rather than a measurement, and the later days are less certain than the earlier ones.
- How often are Mount Rose Summit road conditions updated?
- The road surface and weather layers are rebuilt whenever this page is opened with data more than ten minutes old, and refreshed on a schedule in between, so nothing here is more than about two hours old even on a road nobody has looked at. Closures and road blocks are re-imported from the state 511 feeds every fifteen minutes, and the written state-by-state summaries are refreshed daily. Every section on this page carries the time its data was fetched.
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