"Heat advisory" means there is very hot weather and it is important to take care because it can be dangerous to health.
Sentences with «heat advisory»
Almost half the country's population - some 140 million Americans - were under heat advisories for much of last week as a wicked heat wave bore down on the Midwest and Northeast. (nydailynews.com)
It's going to be another hot and sticky day with heat advisories in effect. (nystateofpolitics.com)
It recently cooled off this week after multiple weeks of triple digit temperatures, soaring heat index values, and multiple heat advisories. (staysnatched.com)