Excessive Heat — Carquinez Strait and Delta, California

2021-09-07 to 2021-09-09 · Carquinez Strait and Delta, California

Event narrative

The Delta regions saw high temperatures reach upwards of 105 degrees. Nut tree airport in Vacaville reported a high temperature of 108 degrees on the 8th.

Wider weather episode

High pressure over California resulted in very hot daytime temperatures and warm overnight low temperatures across interior Northern California. High to very high heat risk impacted the region. One daily high temperature record was broken. During the event, cooling centers were made available to the public across interior Northern California.

Source: NOAA Storm Events Database, event_id 987037. Narrative written by the NWS forecast office that issued the report.