Winter road conditions right now

The interstate stretches that actually close in winter, each checked against the hourly forecast at every checkpoint, active National Weather Service warnings, chain controls and closures from state DOT feeds, snow on the ground, and pavement sensors. Open a corridor for conditions departing now, or plan any drive with your own departure time.

Plan a different drive

WY

I-80
I-80 across Wyoming
Cheyenne, WY → Evanston, WY

CO

I-70
I-70 through the Colorado mountains
Denver, CO → Grand Junction, CO

CA / NV

WA

I-90
I-90 over Snoqualmie Pass
Seattle, WA → Ellensburg, WA

OR / ID

I-84
I-84 through the Blue Mountains
Portland, OR → Boise, ID

SD

I-90
I-90 across South Dakota
Sioux Falls, SD → Rapid City, SD

ND

I-94
I-94 across North Dakota
Fargo, ND → Bismarck, ND

MN / IA

I-35
I-35 from Minneapolis to Des Moines
Minneapolis, MN → Des Moines, IA

MO / KS / CO

I-70
I-70 from Kansas City to Denver
Kansas City, MO → Denver, CO

NM / CO

I-25
I-25 over Raton Pass
Albuquerque, NM → Denver, CO

NM / AZ

I-40
I-40 from Albuquerque to Flagstaff
Albuquerque, NM → Flagstaff, AZ

AZ

I-17
I-17 from Phoenix to Flagstaff
Phoenix, AZ → Flagstaff, AZ

PA / NY

I-81
I-81 from Harrisburg to Syracuse
Harrisburg, PA → Syracuse, NY

NY

I-90
I-90 (Thruway) from Buffalo to Albany
Buffalo, NY → Albany, NY

OH / PA

I-80
I-80 across Pennsylvania
Youngstown, OH → Stroudsburg, PA

NY / CT / RI / MA

I-95
I-95 from New York to Boston
New York, NY → Boston, MA

MT

I-90
I-90 across Montana
Missoula, MT → Billings, MT

CA / OR

I-5
I-5 over Siskiyou Pass
Redding, CA → Medford, OR

Every corridor page pulls the same live data the planner uses. Nothing here is cached from yesterday.