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NOAA's National Weather Service
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WARNINGS - WATCHES - ADVISORIES - STATEMENTS
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| Contra Costa County | ||
| Effective: Mon, 6/15 2:35pm | Severity: Minor | |
| Updated: June 15, 2026 9:15 pm | Urgency: Expected | |
| Expires: Tue, 6/16 6:00am | Certainty: Likely | |
| Areas Affected: North Bay Interior Valleys - San Francisco Bay Shoreline | ||
Alert
Details:
* WHAT...Up to 1.8 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Low-lying bayshore regions along the San Francisco and San Pablo Bays. * WHEN...Until 5 AM PDT Thursday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.8 ft above normal (7.6 ft MLLW) at 12:02 AM on Tuesday, and 1.7 ft above normal (7.5 ft MLLW) at 12:56 AM on Wednesday, 1.2 ft above normal (7.1 ft MLLW) at 1:51 AM on Thursday. High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively. Information: If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. |
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