Verified public record report
Red Flag Warning issued June 9 at 9:38AM PDT until June 11 at 9:00AM PDT by NWS San Francisco CA
...RED FLAG WARNING IN EFFECT FROM 11 PM WEDNESDAY TO 9 AM PDT THURSDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR NORTH BAY INTERIOR MOUNTAINS AND EAST BAY HILLS... ....Hot, dry, and windy conditions combined with mixed vegetation, such as grass, will lead to critical fire weather conditions Wednesday night into Thursday morning... The National Weather Service in San Francisco CA has issued a Red Flag Warning. * AFFECTED AREA...East Bay Hills and North Bay Interior Mountains. * TIMING...From 11 PM Wednesday to 9 AM PDT Thursday. * WINDS 20 FOOT...Northwest winds 10 to 20 mph with gusts up to 45 mph. Ridge top wind gusts may exceed 60 mph. * RELATIVE HUMIDITY...Relative Humidity between 12 to 18 percent. * IMPACTS...Extreme fire behavior and rapid rates of spread likely on new and existing wildfires. There will be an increased risk for power outages.
What happened
According to National Weather Service’s public record item, Red Flag Warning issued June 9 at 9:38AM PDT until June 11 at 9:00AM PDT by NWS San Francisco CA, …RED FLAG WARNING IN EFFECT FROM 11 PM WEDNESDAY TO 9 AM PDT THURSDAY DUE TO WIND AND LOW RELATIVE HUMIDITY FOR NORTH BAY INTERIOR MOUNTAINS AND EAST BAY HILLS… ….Hot, dry, and windy conditions combined with mixed vegetation, such as grass, will lead to critical fire weather conditions Wednesday night into Thursday morning… The National Weather Service in San Francisco CA has issued a Red Flag Warning. * AFFECTED AREA…East Bay Hills and North Bay Interior Mountains. * TIMING…From 11 PM Wednesday to 9 AM PDT Thursday. * WINDS 20 FOOT…Northwest winds 10 to 20 mph with gusts up to 45 mph. Ridge top wind gusts may exceed 60 mph. * RELATIVE HUMIDITY…Relative Humidity between 12 to 18 percent. * IMPACTS…Extreme fire behavior and rapid rates of spread likely on new and existing wildfires. There will be an increased risk for power outages.
Context
The development sits in VINI’s Bay Area file for local readers tracking public services, civic decisions, transportation, housing, safety, and community life across the Bay Area. The original report is linked so readers can check the source account, follow later updates, and compare new coverage against the first published record. The source item is dated 2026-06-09T16:38:00+00:00.
What to watch
Open questions include whether primary sources issue follow-up statements, whether local or market impacts become clearer, and whether additional reporting changes the timeline or adds material context.
Source
Primary source: Red Flag Warning issued June 9 at 9:38AM PDT until June 11 at 9:00AM PDT by NWS San Francisco CA via National Weather Service. VINI cites and links the source; it does not reproduce the publisher’s full article text without rights clearance.
This source-cited VINI report links to the original publisher record. VINI does not republish third-party article bodies without rights clearance. 1 source listed.
Source links
- Red Flag Warning issued June 9 at 9:38AM PDT until June 11 at 9:00AM PDT by NWS San Francisco CANational Weather Service - 2026-06-09T16:38:00+00:00
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