First published 10/5/2026, 7:46:15 AM · Last updated 10/5/2026, 7:46:15 AM

Extreme Heat Watch issued October 5 at 12:06AM MST until October 8 at 8:00PM MST by NWS Phoenix AZ

An Extreme Heat Watch covers portions of Imperial County, including the Imperial Valley, from Wednesday morning through Thursday evening. Afternoon temperatures of 104 to 110 are possible; the source does not specify a unit.

Illustrative image: The World's tallest thermometer in Baker, California , taken at night. The temperature was 79°F. — Matthewedwards/Wikimedia Commons, CC BY-SA 3.0

Categories: severe-weather-and-natural-disasters, environment-and-climate

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 6/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 2/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 4/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

The alert warns that extreme heat can increase heat-related illness and that heat exhaustion can progress to heat stroke without intervention.

Location

Sources

Extreme Heat Watch issued October 5 at 12:06AM MST until October 8 at 8:00PM MST by NWS Phoenix AZ

Report an issue