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Radar, DOT cameras and live pavement conditions at the summit of The Grapevine and on both climbs — plus closures, road work and who sets chain control on I-5.
Elevation 4,144 ft · Updated Oct 8, 2026 8:16 PM PDT · Mostly dry
Lowest 78°F · Highest wind 8 mph
At the summit: Dry · 80°F · road surface est. 73°F · 6 mph wind · gusting 14 mph
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The Grapevine is the climb Interstate 5 makes over Tejon Pass at 4,144 feet, between the San Joaquin Valley and Los Angeles. Snow and ice can close Southern California’s main north–south route here, and crosswinds affect high-sided vehicles through the year.
Weather data from Oct 8, 2026 8:16 PM PDT
10 current reports along the route. The 5 most serious are listed below. Always check with the responsible state DOT before setting off.
Off Ramp closure. Work: Roadway Excavation. Lanes closed: All. Near Lebec, Kern County.
Mainline closure. Work: Roadway Excavation. Lanes closed: 4, RShoulder. Near Lebec, Kern County.
On Ramp closure. Work: Roadway Excavation. Lanes closed: All. Near Lebec, Kern County.
Mainline closure. Work: Brush Fire. Lanes closed: 2, 3, 4. Near Lebec, Los Angeles County.
Mainline closure. Work: Brush Fire. Lanes closed: 1. Near Lebec, Los Angeles County.
Chain and traction requirements on The Grapevine (Tejon Pass, I-5) 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 QuickMap ↗ before you set off. What the levels mean, with the exemptions and what you have to be carrying, is on the California page.
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 73°F. The road surface figure is an estimate derived from air temperature, not a measurement — bridges and overpasses run colder than the number shown.
At the summit, 4,144 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 Oct 8
64°F 62°F
Dry
Wind to 3 mph
Fri Oct 9
82°F 59°F
Dry
Wind to 15 mph
Sat Oct 10
81°F 56°F
Dry
Wind to 7 mph
Sun Oct 11
73°F 42°F
Wet worst around 12 PM
Wind to 15 mph
0.10 in
precipitation
Mon Oct 12
53°F 37°F
Wet worst around 12 AM
Wind to 11 mph
0.45 in
precipitation
Tue Oct 13
53°F 37°F
Moist worst around 1 PM
Wind to 9 mph
0.02 in
precipitation
Forecast, not a measurement — from the same weather service that draws this page's radar and road colors, model run 9 hours ago. Days run on Pacific time, the clock the pass keeps — not the reader's.
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Weather Navigation carries the same radar and road-surface data on Apple CarPlay and Android Auto, with a weather-aware route planner, storm-cell tracking and radar that refreshes every two minutes over the US.