I-80 (Interstate 80) Road Conditions
I-80 State Weather Links
I-80 Road Conditions for December 16, 2025
- California: Active (as of ~5:58 AM ET / 2:58 AM PT) construction-related I-80 ramp closures and lane closures are listed below.
- Other states: A state-by-state I-80 closure/construction list could not be verified from publicly readable sources during generation; use each state’s official 511/DOT link below for the current list.
I-80 California Road Conditions
Caltrans Road Conditions ·
Caltrans QuickMap
Ramp closures currently in effect (selected):
- On Ramp — Auto Mall Pkwy → I-80 EB
Grinding and Paving (lanes closed: All); window: Dec 15, 7:01 PM–Dec 16, 4:59 AM PST; county: Solano - Off Ramp — I-80 EB → Route 12 (Rio Vista)
Pavement Work (lanes closed: All); window: Dec 15, 8:01 PM–Dec 16, 9:59 AM PST; county: Solano - On Ramp — I-80 EB On (Loop) from SB Mace Blvd → I-80 EB
Pavement Work (lanes closed: All); window: Dec 15, 9:01 PM–Dec 16, 4:59 AM PST; county: Yolo - On Ramp — EB On (Slip) from NB Mace Rd → I-80 EB
Pavement Work (lanes closed: All); window: Dec 15, 9:01 PM–Dec 16, 4:59 AM PST; county: Yolo - Off Ramp — I-80 WB → E Chiles Rd (Webster)
Pavement Work (lanes closed: All); window: Dec 15, 8:01 PM–Dec 16, 4:59 AM PST; county: Yolo - Off Ramp — I-80 WB → Mace Blvd
Pavement Work (lanes closed: All); window: Dec 15, 8:01 PM–Dec 16, 4:59 AM PST; county: Yolo - On Ramp — Mace Blvd → I-80 WB
Pavement Work (lanes closed: All); window: Dec 15, 8:01 PM–Dec 16, 4:59 AM PST; county: Yolo - Off Ramp — I-80 EB → Reed Ave
Pavement Work (lanes closed: All); window: Dec 15, 9:01 PM–Dec 16, 4:59 AM PST; county: Yolo - On Ramp — Reed Ave → I-80 EB
Pavement Work (lanes closed: All); window: Dec 15, 9:01 PM–Dec 16, 4:59 AM PST; county: Yolo - Off Ramp — I-80 EB → Rte 20
Bridge Work (lanes closed: All); window: Dec 15, 6:01 AM–Dec 16, 5:59 AM PST; county: Nevada - On Ramp — Rte 20 → I-80 WB
Bridge Work (lanes closed: All); window: Dec 15, 6:01 AM–Dec 16, 5:59 AM PST; county: Nevada - On Ramp — Yuba Gap → I-80 EB
Bridge Work (lanes closed: All); window: Dec 15, 6:01 AM–Dec 16, 5:59 AM PST; county: Nevada - Off Ramp — I-80 EB → Yuba Gap
Bridge Work (lanes closed: All); window: Dec 15, 6:01 AM–Dec 16, 5:59 AM PST; county: Nevada - Off Ramp — I-80 WB → Yuba Gap
Bridge Work (lanes closed: All); window: Dec 15, 6:01 AM–Dec 16, 5:59 AM PST; county: Nevada - On Ramp — Floriston Way → I-80 EB
Construction (lanes closed: All); window: Dec 15, 6:01 AM–Dec 16, 5:59 AM PST; county: Nevada - Off Ramp — I-80 EB → Floriston Way
Construction (lanes closed: All); window: Dec 15, 6:01 AM–Dec 16, 5:59 AM PST; county: Nevada - On Ramp — Cherry Glen/Lagoon Valley Rd → I-80 WB
Grinding and Paving (lanes closed: All); window: Dec 15, 7:01 PM–Dec 16, 4:59 AM PST; county: Solano - Off Ramp — I-80 WB → American Canyon Rd
Grinding and Paving (lanes closed: All); window: Dec 15, 7:01 PM–Dec 16, 4:59 AM PST; county: Solano
Mainline lane impacts currently in effect (selected):
- Mainline — Between Route 37 and American Canyon Rd
Inspection (lanes closed: 5, RShoulder); window: Dec 15, 9:01 PM–Dec 16, 3:01 AM PST; county: Solano - Mainline — Between Yolo Causeway and Mace Blvd
Pavement Work (lanes closed: 1, 2); window: Dec 15, 8:01 PM–Dec 16, 3:59 AM PST; county: Yolo - Mainline — Between Solano County Line and Mace Blvd
Pavement Work (lanes closed: 1, 2); window: Dec 15, 8:01 PM–Dec 16, 3:59 AM PST; county: Solano - Mainline — Between Jct Route 113 and Mace Blvd
Pavement Work (lanes closed: 1, 2); window: Dec 15, 9:01 PM–Dec 16, 4:59 AM PST; county: Solano - Mainline — Between Solano County Line and Mace Blvd
Pavement Work (lanes closed: 2); window: Dec 15, 9:01 PM–Dec 16, 4:59 AM PST; county: Yolo - Mainline — Between Yuba Gap Oh-80 / 20 Sep and Towle Rd
Striping Operation (lanes closed: LShoulder, 1); window: Dec 15, 12:01 PM–Dec 17, 6:59 AM PST; county: Nevada - Mainline — Between Towle Rd and Yuba Gap Oh-80 / 20 Sep
Striping Operation (lanes closed: RShoulder, 2); window: Dec 15, 12:01 PM–Dec 17, 6:59 AM PST; county: Nevada - Mainline — Between Monte Vista (Dutch Flat) and Drum Forebay
Construction (lanes closed: 2); window: Dec 15, 6:01 AM–Dec 16, 5:59 AM PST; county: Placer - Mainline — Between Drum Forebay and Monte Vista (Dutch Flat)
Construction (lanes closed: 2); window: Dec 15, 6:01 AM–Dec 16, 5:59 AM PST; county: Placer - Mainline — Between Reed Ave and Mace Blvd
Pavement Work (lanes closed: 1); window: Dec 15, 9:01 PM–Dec 16, 4:59 AM PST; county: Yolo - Mainline — Between Red Top Rd and Route 12 (Rio Vista)
Pavement Work (lanes closed: 1, 2); window: Dec 15, 8:01 PM–Dec 16, 9:59 AM PST; county: Solano - Mainline — Between Route 12 (Rio Vista) and Airbase Pkwy
Pavement Work (lanes closed: 1, 2); window: Dec 15, 8:01 PM–Dec 16, 9:59 AM PST; county: Solano
San Francisco–Oakland Bay Bridge (I-80) lane impacts currently in effect (selected):
- Toll Bridge — Between Hillcrest/Treasure Island Rd Yerba Buena Island and SFOBB SF ANCHORAGE (RINCON HILL)
Bridge Construction (lanes closed: 4, 5); window: Dec 15, 8:01 PM–Dec 16, 4:01 AM PST; county: San Francisco - Toll Bridge — Between SFOBB SF ANCHORAGE (RINCON HILL) and Yerba Buena Island Tunnel
Bridge Construction (lanes closed: LShoulder, 1, 2, 3); window: Dec 15, 11:01 PM–Dec 16, 6:59 AM PST; county: San Francisco
I-80 Road Conditions Overview
In the western mountain states on I-80 (CA, NV, UT, WY), winter brings heavy snowfall, chain/traction requirements, high-wind restrictions, and occasional multi-day closures—especially over Sierra Nevada passes, the Bonneville Salt Flats, Parley’s Canyon, and the Continental Divide. On I-80 in the Great Plains (NE, IA), blizzards and drifting snow can trigger short-term closures or “travel not advised” alerts, but the flat terrain lets plows clear the road quickly.
In the Midwest (IL, IN, OH), lake-effect snow and ice storms may cause brief whiteouts or crash-related stoppages, yet dense populations ensure fast reopenings. In the Northeast (PA, NJ), forested highlands and sudden snow squalls can lead to pileups and occasional shutdowns, while heavy commuter traffic around Philadelphia and New York keeps speeds down year-round.
Regional Hazards Along I-80
Nearly 2,900 miles coast-to-coast through 11 states
Mountain West:
Heavy winter snow (e.g. Donner Summit averages 30 ft/year)
Temporary closures or chain requirements
High Plains (WY, NE):
Blizzard conditions, fierce crosswinds
Ground blizzards and whiteouts
Great Lakes Corridor (IN, OH, PA):
Sudden lake-effect snow squalls
Visibility can drop to near zero
Midwest Summers:
Severe thunderstorms with heavy rain, hail, occasional tornadoes
These regional hazards highlight how wildly conditions can change along I-80. From deep snowpack in the Sierra Nevada to blizzard-driven whiteouts on the high plains, each segment demands awareness of its local perils. Summer storms in the Midwest add another layer of unpredictability, making I-80 a corridor of many faces.
I-80 Mountain Passes and Rock-Slide Areas
Crosses several high passes: Donner Summit (CA), Parley’s Summit (UT), Wyoming plateaus, Pennsylvania highlands
Winter challenges: steep climbs, icy surfaces, chain controls
Year-round risks: fog, high-wind gusts
Rock/mudslides: hillside cuts can block lanes after rain or freeze-thaw
Mountain segments of I-80 pack in elevation changes and geological hazards. Steep grades and narrow canyons make these stretches prone to snow buildup and sudden rockfalls. Even in summer, fog or gusty winds can catch drivers off-guard, underscoring the need for vigilance on these high-altitude sections.
