Winter Weather

Winter Storm Watch vs Warning: Snow, Ice, Wind, and Travel Risk

What winter storm watches and warnings mean, how they differ from advisories, and why ice and wind can be more disruptive than snowfall totals alone.

Quick answer: A winter storm watch means significant winter weather is possible. A warning means significant winter weather is expected or occurring. Use the watch to prepare and the warning to avoid travel if possible.

The alert ladder

Winter weather advisories, watches, and warnings describe increasing confidence or impact. Local criteria vary because a disruptive snow amount in one region may be routine in another.

Read the details. The headline may be snow, ice, blowing snow, sleet, or a mix.

Why totals are not everything

Four inches of dry snow on a quiet Sunday is different from two inches of snow and ice during rush hour. Wind, timing, temperature, road treatment, and power line icing all matter.

Ice can create severe travel and power problems even when accumulation sounds small.

What to do during a watch

Check supplies, charge devices, prepare backup heat safely, refill prescriptions if needed, and adjust travel plans before roads worsen.

If you rely on electricity for medical equipment, review backup options before the storm.

What to do during a warning

Avoid unnecessary travel. If travel is unavoidable, carry warm clothing, water, food, phone power, scraper, shovel, and emergency supplies.

Keep generators outside and far from windows or doors. Carbon monoxide is a major winter storm danger.

Frequently Asked Questions

Is a winter storm warning worse than a watch?

Yes. A warning means significant winter weather is expected or already happening.

Can ice be worse than snow?

Yes. Ice can make travel nearly impossible and add weight to trees and power lines.

Do winter warning criteria vary by location?

Yes. Local offices set criteria based on regional climate and expected impacts.