Published June 13, 2026
United States Severe Weather Report — June 13, 2026
2 United States cities under derived advisories: Phoenix, Tucson. Extreme heat — thresholds, detail and live forecasts.
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Derived advisories active in United States
2 cities are under derived weather advisories today (extreme heat). These are computed from forecast thresholds and are not official warnings — always follow your national meteorological authority.
Phoenix, Arizona
- Extreme heat — feels-like 43°C — Apparent temperature meets the derived heat threshold (≥ 40°C). Derived from forecast data, not an official warning.
Tucson, Arizona
- Extreme heat — feels-like 41°C — Apparent temperature meets the derived heat threshold (≥ 40°C). Derived from forecast data, not an official warning.
Generated automatically when forecast thresholds are crossed. Data: Open-Meteo (CC BY 4.0).