Weather Alerts for Ontario, CA
San Bernardino County, California
Ontario is located in San Bernardino County,
California. This page shows active weather alerts
affecting Ontario issued by the National Weather Service.
NWS Forecast Office: Weather alerts for this area are issued by the
National Weather Service VEF office.
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iAlert sends free email alerts the moment a warning is issued for Ontario.
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Active Alerts for Ontario
Active Alert Map — California
Weather Overview for Ontario
Ontario, in San Bernardino County in California's Inland Empire, faces wildfires, Santa Ana wind events, extreme summer heat, atmospheric river flooding, and regional wildfire smoke with frequent air-quality alerts.
Common alert types for this area:
- Red Flag Warning
- Excessive Heat Warning
- High Wind Warning
- Flash Flood Warning
- Fire Weather Watch
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iAlert monitors Ontario around the clock and notifies you the moment a warning is issued. Email, text message, and phone call notifications available.
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