Weather Alert WatchOfficial-source alert index

Take action

What is a Heat Advisory?

Dangerous heat conditions are expected, but are not expected to reach the local warning threshold.

What to do

Use the live bulletin first

  1. Consider postponing strenuous outdoor activity during the hottest part of the day.
  2. Drink water, take frequent breaks, and spend time in a cool or air-conditioned place.
  3. Check on people who may be more vulnerable to heat.

Collected NWS data

Active Heat Advisory alerts

All alerts

Reviewed sources

Reviewed 2026-07-21. This guide is maintained by Weather Alert Watch from official sources.

Corrections and review policy