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Ozone Action Day Alert

Coverage of Ozone Action Day Alert in the Nexus archive.

Earliest in view: Jul 12 · 18:26 UTCMost recent: Jul 12 · 18:26 UTC

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SCIENCEJul 12 · 18:26 UTCKMGH DENVER7
Summer sizzle continues Sunday; near-record heat early next week
A powerful high-pressure ridge is causing record-breaking heat across Colorado, with Denver metro temperatures reaching the upper 90s and parts of the Western Slope hitting triple digits. Extreme Heat Warnings and Ozone Action Day Alerts are in effect, with near-record temperatures expected early next week before potential monsoon moisture returns by next weekend.