Extreme Heat Warning: San Diego County Inland Valleys

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

extract

Extreme Heat Warning — San Diego County Inland Valleys Severity: Severe. Certainty: Likely. * WHAT...For the Extreme Heat Warning, dangerously hot conditions with high temperatures in the 90s to 103 on Thursday with morning low temperatures in the 70s expected. * WHERE...San Diego County Valleys. * WHEN...Until 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Major to Extreme HeatRisk through today. Moderate to major HeatRisk on Thursday. 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The historical document was shared with another weather alert and cannot be attributed to this record.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.