Lexington Weather

Lexington, Massachusetts, USA

70°F
5/20/2026 5:51am 
  • Lexington Conditions: Clear
  • Temperature: 70.0°F / 21.1°C 
  • Dew Point: 66.6°FDecreased 0.3°Fsince last hour.
  • Relative Humidity: 89%Decreased 1.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.81 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   
Southeast Middlesex County, MA - Heat Advisory
 - SEE ALL NEARBY ALERTS -

Watches, Warnings, and Advisories

Issued by the National Weather Service - Grand Rapids, MI

    SMALL CRAFT ADVISORY  

Holland to Grand Haven MI

Small Craft Advisory issued May 20 at 4:14AM EDT until May 21 at 2:00AM EDT by NWS Grand Rapids MI

SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 2 AM EDT THURSDAY

Areas Affected: St Joseph to South Haven MI; South Haven to Holland MI; Holland to Grand Haven MI

Urgency: Expected

Severity: Minor

Certainty: Likely

Alert Sent: Wednesday 4:14am EDT

Alert Effective: Wednesday 4:14am EDT

Alert Expires: Wednesday 12:15pm EDT (expect updated alert by this time)

Event Onset: Wednesday 1:00pm EDT

Event Ends: Thursday 2:00am EDT

Issued by: NWS Grand Rapids MI

Details: 
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 2 AM EDT THURSDAY...

* WHAT...North winds 10 to 20 knots with gusts up to 25 knots
and waves 2 to 5 feet expected.

* WHERE...St Joseph to Grand Haven.

* WHEN...From 1 PM this afternoon to 2 AM EDT Thursday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...Waves will be on the increase this
afternoon as winds pick up out of the north. For a time this
afternoon and evening winds will reach the 15 to 25 knot range.
Waves will build to 3 to 5 feet, peaking around 600 pm.

Information: 
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.91d2f521ef1afde38e12170b68696da5c59f3b2f.001.1
Codes: LMZ844, LMZ845, LMZ846
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.91d2f521ef1afde38e12170b68696da5c59f3b2f.001.1