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⛅ Extreme Heat Warning issued March 21 at 1:39PM MST until March 22 at 8:00PM MST by NWS Phoenix AZ

weatheractionableSource: NOAA Weather
85%Confidence
0Views
NOAA WeatherSource
2026-03-21Date

Summary

Extreme heat in Arizona increases energy demand for cooling, potentially straining power grids and boosting utility revenues. It also raises health risks for outdoor workers, possibly affecting construction and agricultural productivity.

Actionable: Increase preparedness for higher electricity usage and implement heat safety protocols for outdoor operations.

AI Confidence: 85%

Data Points

severitySevere
eventExtreme Heat Warning
areaKofa; Yuma; Central La Paz; Aguila Valley; Southeast Yuma County; Gila River Valley; Tonopah Desert; Gila Bend; Northwest Pinal County; West Pinal County; Sonoran Desert Natl Monument
urgencyExpected
certaintyLikely

Source

http://www.weather.gov

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