Lexington Weather

Lexington, Massachusetts, USA

68°F
9/21/2026 12:45pm 
  • Lexington Conditions: Few Clouds
  • Temperature: 67.8°F / 19.9°CWarmer 5.7°F than last hour.
  • Dew Point: 54.3°FDecreased 2.9°Fsince last hour.
  • Relative Humidity: 62%Decreased 22.0% since last hour.
  • Wind: Wind from NNW NNW 2 mph, 10-min avg: Calm, gust: 3 mph
  • Barometer: 30.08 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.03 in
  •   

Watches, Warnings, and Advisories

Issued by the National Weather Service - Boston / Norton, MA

    SMALL CRAFT ADVISORY  

Small Craft Advisory issued September 21 at 3:09AM EDT until September 22 at 3:00AM EDT by NWS Boston/Norton MA

SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 3 AM EDT TUESDAY... ...GALE WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH THURSDAY AFTERNOON

Areas Affected: Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket; Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island

Urgency: Expected

Severity: Minor

Certainty: Likely

Alert Sent: Monday 3:09am EDT

Alert Effective: Monday 3:09am EDT

Alert Expires: Monday 5:00pm EDT (expect updated alert by this time)

Event Onset: Monday 8:00am EDT

Event Ends: Tuesday 3:00am EDT

Issued by: NWS Boston/Norton MA

Details: 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 3 AM EDT TUESDAY... ...GALE WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH THURSDAY AFTERNOON...

* WHAT...For the Small Craft Advisory, northeast winds 15 to 25
kt with gusts up to 30 kt and seas 3 to 5 feet expected. For
the Gale Watch, northeast winds 20 to 30 kt with gusts up to
40 kt and seas 8 to 13 feet possible.

* WHERE...In Massachusetts coastal waters, Coastal Waters
extending out to 25 NM South of Marthas Vineyard and
Nantucket. In Rhode Island coastal waters, Coastal Waters from
Montauk NY to Marthas Vineyard extending out to 20 NM South of
Block Island.

* WHEN...For the Small Craft Advisory, from 8 AM this morning to
3 AM EDT Tuesday. For the Gale Watch, from Tuesday afternoon
through Thursday afternoon.

* IMPACTS...Strong winds can cause hazardous seas which could
capsize or damage vessels and reduce visibility.

Information: 
Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.837fedbcb546dda90d11f99b6a639d6904cda6c3.004.1
Codes: ANZ255, ANZ256
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.837fedbcb546dda90d11f99b6a639d6904cda6c3.004.1

 

    GALE WATCH  

Gale Watch issued September 21 at 3:09AM EDT until September 24 at 1:00PM EDT by NWS Boston/Norton MA

SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 3 AM EDT TUESDAY... ...GALE WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH THURSDAY AFTERNOON

Areas Affected: Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket; Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island

Urgency: Future

Severity: Moderate

Certainty: Possible

Alert Sent: Monday 3:09am EDT

Alert Effective: Monday 3:09am EDT

Alert Expires: Monday 5:00pm EDT (expect updated alert by this time)

Event Onset: Tuesday 2:00pm EDT

Event Ends: Thursday 1:00pm EDT

Issued by: NWS Boston/Norton MA

Details: 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 3 AM EDT TUESDAY... ...GALE WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH THURSDAY AFTERNOON...

* WHAT...For the Small Craft Advisory, northeast winds 15 to 25
kt with gusts up to 30 kt and seas 3 to 5 feet expected. For
the Gale Watch, northeast winds 20 to 30 kt with gusts up to
40 kt and seas 8 to 13 feet possible.

* WHERE...In Massachusetts coastal waters, Coastal Waters
extending out to 25 NM South of Marthas Vineyard and
Nantucket. In Rhode Island coastal waters, Coastal Waters from
Montauk NY to Marthas Vineyard extending out to 20 NM South of
Block Island.

* WHEN...For the Small Craft Advisory, from 8 AM this morning to
3 AM EDT Tuesday. For the Gale Watch, from Tuesday afternoon
through Thursday afternoon.

* IMPACTS...Strong winds can cause hazardous seas which could
capsize or damage vessels and reduce visibility.

Information: 
Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.837fedbcb546dda90d11f99b6a639d6904cda6c3.004.2
Codes: ANZ255, ANZ256
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.837fedbcb546dda90d11f99b6a639d6904cda6c3.004.2