I-15 · Utah → Arizona → Nevada
Salt Lake City to
Las Vegas
The I-15 drive crosses Utah, a short Arizona section and Nevada. Elevation, wind and temperature change along the route. Check every state authority rather than assuming the two endpoint states cover the whole trip.
THE DRIVE AT A GLANCE
Checkpoints that change the picture.
These are selected weather samples, not continuous monitoring of every mile.
Salt Lake City
~0h from departure · Official point forecastNephi
~1h 25m from departure · Official point forecastBeaver
~3h 5m from departure · Official point forecastCedar City
~3h 55m from departure · Official point forecastVirgin River Gorge
~5h 10m from departure · Official point forecastLas Vegas
~6h 30m from departure · Official point forecast
Know the limits of this route check.
Live road closures, camera feeds and observed pavement conditions are not integrated for this route. Use the official road-authority links above. NWS weather coverage depends on a successful, current response at each checkpoint.
See data sources & coverageKEEP PLANNING
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Keep planning Salt Lake City to Las Vegas.
Understand the public route facts or prepare your own budget and breaks. Neither action makes a live road-status check.