Thompson Pass, Alaska — A blizzard warning is in effect for Thompson Pass, with heavy snow and strong winds expected to make travel dangerous through Tuesday midday.

What is happening:

Blizzard conditions are likely from 11 AM Alaska time this morning through noon Alaska time on Tuesday. A band of light to moderate snow moves in late this morning and tapers off in the afternoon, then a second, heavier round of snow arrives this evening and continues through Tuesday morning. Winds could gust as high as 45 miles per hour, and blowing snow could cut visibility to as low as one quarter mile. Total snowfall of 8 to 16 inches is expected. Conditions should start to improve late Tuesday morning as winds ease and the snow turns lighter and more showery.

Local impacts:

Travel could be very difficult, with whiteout conditions possible in heavy snow and blowing snow. Visibility could drop sharply at times, making driving hazardous along the pass.

What to do:

Avoid travel through Thompson Pass while the warning is in effect. If you must travel, carry a winter survival kit with you. If you get stranded, stay with your vehicle. For the latest road conditions, call 5-1-1 or visit 511.alaska.gov.

Source: National Weather Service Anchorage, Alaska. Issued November 9, 2026.