Heat Advisory: Riverside County Mountains; San Diego County Mountains

source: us-gov-api (us-gov-api:noaa-weather)published 2026-09-09 14:25ingested 2026-09-10 02:52

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Heat Advisory — Riverside County Mountains; San Diego County Mountains Severity: Moderate. Certainty: Likely. * WHAT...High temperatures in the 90s below 5500 feet expected. * WHERE...Riverside County Mountains and San Diego County Mountains. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Moderate HeatRisk. Warm overnight temperatures will limit relief from the heat.

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The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.