Weather Alert: Extreme Heat Warning issued September 8 at 3:10AM PDT until September 9 at 8:00PM PDT by NWS San Diego CA
Alert
- Severity: Severe
- Urgency: Expected
- Area: San Bernardino and Riverside County Valleys-The Inland Empire
- Effective: 2026-09-08T03:10:00-07:00
- Ends: 2026-09-09T20:00:00-07:00
* WHAT…For the Extreme Heat Warning, dangerously hot conditions with temperatures up to 100. For the Heat Advisory, temperatures up to 98 expected. * WHERE…San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN…For the Extreme Heat Warning, until 8 PM PDT Wednesday. For the Heat Advisory, from 8 PM Wednesday to 8 PM PDT Thursday. * IMPACTS…Heat related illnesses increase significantly during extreme heat events. Hot temperatures may cause heat illnesses.
Official alert data (National Weather Service)
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Inspection record1 source
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- api.weather.govarchived copyhttps://chinovalley.today/source/9c02ad9302872f8a354aa2a98580514b6111000921936bd9ffb4cf8272423bd9/#urn:oid:2.49.0.1.840.0.2977be557cee696cd06196f0918b468e5a1500b8.004.1
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