# Arizona Public Service

Type: Company (PNW)

Source: Climate Intelligence Brief — https://getclimatebrief.com/entity/arizona-public-service
Canonical HTML page: https://getclimatebrief.com/entity/arizona-public-service

## Timeline

- **2026-03-20**: Scientific Warning — Climatologists issue a formal briefing on the 'parade of ultra extremes' and its long-term implications.
- **2026-03-15**: Temperature Records Shattered — Phoenix and Las Vegas record their hottest March days in history, exceeding 95°F.
- **2026-03-10**: Heat Dome Formation — A high-pressure system begins to stall over the Southwest, trapping warm air.
- **2026-02-15**: Snowpack Peak — Regional snowpack levels peak early due to unseasonably warm February rains.

## Recent coverage (1 stories)

### Southwest Heatwave Signals New Era of 'Ultra-Extreme' Climate Events
2026-03-20 09:38:50 · Sentiment: Negative · Impact: 7/10 · Sources: 2

An unprecedented early-season heatwave across the Southwest United States has scientists sounding the alarm over a 'parade of ultra extremes.' This event underscores the accelerating impact of climate change as regional temperature records are shattered months before the traditional peak of summer.
Full story: https://getclimatebrief.com/story/southwest-heat-ultra-extremes-climate-analysis

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