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Heat Advisory — San Diego County Inland Valleys Severity: Moderate. Certainty: Likely. * WHAT...For the Extreme Heat Warning, dangerously hot conditions with high temperatures in the mid 90s to 107 with low temperatures in the 70s expected. For the Heat Advisory, high temperatures in the mid 90s to 104 expected. * WHERE...San Diego County Valleys. * WHEN...For the Extreme Heat Warning, until 8 PM PDT this evening. For the Heat Advisory, from 8 PM this evening to 8 PM PDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Major to Extreme HeatRisk. Warm overnight temperatures will limit relief from the heat.
The historical document was shared with another weather alert and cannot be attributed to this record.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.