{"url_path":"/weather/alerts/2.49.0.1.840.0.f52bbf7cd07cfb9742f937533a96270ae8cd7338.005.1","section_key":"alert","section_title":"Small Craft Advisory issued September 20 at 2:30PM EDT until September 21 at 8:00PM EDT by NWS Boston/Norton MA","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-09-20","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.f52bbf7cd07cfb9742f937533a96270ae8cd7338.005.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Boston/Norton MA"},"word_count":91,"has_tables":false,"body_markdown":"# Small Craft Advisory: Small Craft Advisory issued September 20 at 2:30PM EDT until September 21 at 8:00PM EDT by NWS Boston/Norton MA\n\n**Severity:** Minor\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Nantucket Sound\n**Issued by:** NWS Boston/Norton MA\n**Sent:** 2026-09-20T14:30:00-04:00\n**Effective:** 2026-09-20T14:30:00-04:00\n**Expires:** 2026-09-21T03:30:00-04:00\n\n## Description\n* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and\nseas 2 to 4 feet expected.\n\n* WHERE...Nantucket Sound.\n\n* WHEN...From 8 AM to 8 PM EDT Monday.\n\n* IMPACTS...Conditions will be hazardous to small craft.\n\n## Instructions\nInexperienced mariners, especially those operating smaller\nvessels, should avoid navigating in hazardous conditions."}