Lexington, Massachusetts, USA
Falling Slowly
Issued by the National Weather Service - Tiyan, GU
Areas Affected: Tinian Coastal Waters; Saipan Coastal Waters
Urgency: Expected
Severity: Minor
Certainty: Likely
Alert Sent: Tuesday 4:04pm ChST
Alert Effective: Tuesday 4:04pm ChST
Alert Expires: Wednesday 6:15am ChST (expect updated alert by this time)
Event Onset: Tuesday 4:04pm ChST
Event Ends: Thursday 5:00pm ChST
Issued by: NWS Tiyan GU
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CHST THURSDAY... * WHAT...Southwest winds 15 to 25 kt and seas 8 to 10 feet. * WHERE...Tinian and Saipan Coastal Waters. * WHEN...Until 5 PM ChST Thursday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...Significant west swell, northerly swells and large localized wind waves are producing sea conditions hazardous to small craft through at least Thursday afternoon.
Inexperienced mariners, especially those operating smaller vessels, should avoid boating in hazardous conditions.
ID: urn:oid:2.49.0.1.840.0.7b74f7143c37a2aaceaa4c65bd02dfc2852538fd.001.1 Codes: PMZ153, PMZ154 Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.7b74f7143c37a2aaceaa4c65bd02dfc2852538fd.001.1
© 2026, LexMAWeather
Site development based on the USA and Meteobridge templates from
Saratoga-Weather.org.
Additional code adapted from
SE Lincoln Weather Scripts.
Weather data and images courtesy the National Weather Service, Environmental Protection Agency, AirNow, Weather Underground / Intellicast, Vaisala Xweather (formerly AerisWeather), earth.nullschool.net, Windy.com, and Leaflet/OpenStreetMap