Extreme Heat Warning Arizona, California, Nevada | Effective 03/16/2026 19:53
Public safety alert, emergency alert, and weather alert<br />
Description:<br />
* WHAT...For the Extreme Heat Warning, dangerously hot conditions<br />
with temperatures between 100 and 108 expected.
* WHERE...Lake Mead National Recreation Area, Lake Havasu and Fort<br />
Mohave, and San Bernardino County-Upper Colorado River Valley.
* WHEN...From 11 AM PDT /11 AM MST/ Wednesday to 8 PM PDT /8 PM MST/<br />
Sunday.
* IMPACTS...Heat-related illnesses increase significantly during<br />
extreme heat events.