Dangerous Heat Building Out West

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9 Jul 2025 9:00 AM

WEST - Heat alerts have been issued across the western U.S.. The cause of this heat wave is an upper-level ridge building in from Mexico. This will be responsible for the intense heat in the southwest.

Heat advisories (orange), extreme heat warnings (pink), and extreme heat watches (red) have been issued for portions of California, Nevada, and Arizona through Thursday. Temperatures may rise to 110-116°F in some of these locations. Too hot for the human body to handle. Unfortunately, heat is the deadliest weather phenomenon in the USA.

Here's a look at our forecasted temperatures in comparison to the average. Wednesday looks to be the hottest day of the week.

HeatRisk levels are upwards of extreme as well on Wednesday, which is the highest level of HeatRisk. Please be cautious during this heat spell.

Long Range Outlook - CPC

The Climate Prediction Center keeps the western U.S. looking hot. These outlooks are based on the confidence of temperatures being above average, NOT how much hotter it will be.

For more details on this and how the heat will impact fire danger, be sure to join us on WeatherNation at :50.

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