# Cold waves & winter storms — PENDING
id cold-storms · Weather & Hazards · horizon acute · checked — · at this level since — · stale after —
Assessed by an AI model (Anthropic Claude) against published rubrics; not a forecast or advice · CC BY 4.0 · https://canary.danleech.com/s/cold-storms

Not assessed yet; the next scheduled run will rate it.

Why it matters: Severe cold and winter storms kill, cut power and spike gas demand, as in Texas in 2021; they matter most when energy supplies are tight.
What moves it: Polar vortex disruption, blocking highs, ENSO, Arctic outbreaks.

Rubric — Alert: Deadly cold or winter storms with widespread power or gas outages. | Watch: Top-tier cold or winter-storm warnings across a major region, or a cold wave lifting gas demand sharply. | Normal: No major cold wave or winter storm affecting large populations.