heat warning

Hot weather advisory

A heat warning is an alert issued by weather authorities when temperatures are expected to reach dangerously high levels.

The thresholds vary by region—what triggers a warning in Seattle might be routine in Phoenix.

Heat warnings signal conditions that pose health risks, especially for the elderly, young children, and those working outdoors: A heat warning is in effect through Friday.

Related

humidity · sunstroke · dehydration · forecast · alert · air quality · thermometer · blazing · oppressive · muggy · dangerous · emergency · public health · shade · hydrate · shelter · stay indoors · broadcast

Categories
Opposites
temperature extreme

heat warningfrost advisory

Warning of near-freezing temperatures

freeze warning · winter storm warning · winter weather advisory · extreme cold warning · blizzard warning

alert severity/presence

heat warningall clear

Signal danger has passed

mild weather

Family

heat, warning, heats, heated, heating, heater, heaters, overheat, overheated

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Top 200,000
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Known to kids · Used worldwide · Timeless · Negative · Everyday, not technical · Rated G