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I-15 Nevada Road Conditions
Radar and live pavement conditions on the 124 miles of I-15 in Nevada — plus closures, road work and city-by-city weather across the state.
Updated Sep 14, 2026 8:48 PM PDT · Mostly dry
Lowest 89°F near Henderson, Nevada · Highest wind 10 mph near Las Vegas, Nevada
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I-15 runs 124 miles across Nevada. It passes Las Vegas and Henderson.
- Interstate: I-15
- State: Nevada
- Length in state: 124 mi
Weather data from Sep 14, 2026 8:48 PM PDT
89°F
95°F
10 mph
29.53-29.60 inHg
Current I-15 in Nevada Conditions by State
Nevada I-15 in Nevada road conditions
Dry
- Las Vegas 94°F · 10 mph wind · Dry
- Henderson 90°F · 9 mph wind · Dry
I-15 crosses 124 miles of Nevada, between the California line and the Arizona line. That is 9% of I-15's 1,433 miles.
By mile marker, I-15 passes Henderson 33 (11 mi off) · Las Vegas 44.
No full closures are reported on I-15 in Nevada as of Sep 14, 2026 8:48 PM PDT, and no lane closures or roadworks either. Always check with the responsible state DOT before setting off.
| Place | Snow a year | Snow days | Freezing nights | Freeze–thaw days | First freeze | Last freeze | Days over 90°F |
|---|---|---|---|---|---|---|---|
| Las Vegas | 0.3" | 0.2 | 7.5 | 7.5 | Dec 11 | Jan 29 | 131.3 |
NOAA 1991–2020 Climate Normals, from a weather station in Nevada. A dash is a figure that station does not report, not a zero.
Every figure above is a town or a city. The summits are a different climate: Mount Rose Summit has its own page with the readings at the top and a six-day summit forecast.
Towns Along I-15 in Nevada
From North Las Vegas to Mesquite, with the position of each town measured along this stretch itself — counted from the North Las Vegas end, not from a state milepost, so it will not match the numbers on the signs.
- 51 mi North Las Vegas 2.0 mi off the road
- 120 mi Mesquite 1.1 mi off the road
Places from the US Census Gazetteer and population estimates, both public domain; distances measured along this page's own route geometry.
Summaries fetched Sep 14, 2026 5:05 AM PDT
Las Vegas, NV weather
- The current weather in Las Vegas, NV, shows clear conditions with a temperature of 84°F
- The humidity level is at 20%, indicating a relatively dry atmosphere
- Winds are blowing from the southwest at 3 mph
- The pressure is measured at 29.65 inHg, and visibility is good at 9.9 miles
- There are no active weather alerts at this time.
I-15 in Nevada Road Weather FAQ
- Is Interstate 15 in Nevada closed right now?
- No full closures are reported on I-15 in Nevada. No lane closures or roadworks are reported either.
- What are I-15 in Nevada road conditions today?
- The map on this page colors the route along I-15 in Nevada by what is on the pavement right now — dry, wet, slush, snow or ice — from radar and surface data, last updated Sep 14, 2026 8:48 PM PDT. Right now temperatures run from 89°F to 95°F and the strongest wind is 10 mph.
- How often are I-15 in Nevada 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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