Lexington Weather

Lexington, Massachusetts, USA

78°F
9/9/2026 2:34pm 
  • Lexington Conditions: Clear
  • Temperature: 77.7°F / 25.4°CWarmer 1.8°F than last hour.
  • Dew Point: 64.6°FIncreased 0.4°Fsince last hour.
  • Relative Humidity: 64%Decreased 3.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 2 mph
  • Barometer: 30.07 inFalling 0.03 inHg/hr Falling Slowly
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Coastal Flood Advisory

Issued by the National Weather Service - San Francisco Bay Area, CA

    COASTAL FLOOD ADVISORY  

Coastal Flood Advisory issued September 9 at 1:01AM PDT until September 10 at 1:00AM PDT by NWS San Francisco CA

COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 AM PDT THURSDAY

Areas Affected: San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast

Urgency: Expected

Severity: Minor

Certainty: Likely

Alert Sent: Wednesday 1:01am PDT

Alert Effective: Wednesday 1:01am PDT

Alert Expires: Thursday 1:00am PDT

Event Onset: Wednesday 1:01am PDT

Event Ends: Thursday 1:00am PDT

Issued by: NWS San Francisco CA

Details: 
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 AM PDT THURSDAY...

* WHAT...Up to 1.0 ft of inundation above ground level is
possible in low-lying areas near shorelines and tidal waterways.

* WHERE...Bayshore locations along the San Francisco Bay, San
Pablo Bay, and Monterey Bay.

* WHEN...In effect now through 1 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 1.0 ft above normal (6.79 ft MLLW) at 10:54
PM Wednesday 9/9. These predictions include up to 0.6 ft of
storm surge that will enhance the astronomical tide and flooding
threat. 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.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.10a8502b2686c42a52ea3f39a8424bcde13c2b31.001.1
Codes: CAZ006, CAZ506, CAZ508, CAZ529, CAZ530
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.10a8502b2686c42a52ea3f39a8424bcde13c2b31.001.1