{"url_path":"/weather/alerts/2.49.0.1.840.0.3d1a3ff655746f4d44e6846770ee5b3ecb570b09.006.1","section_key":"alert","section_title":"Gale Watch issued September 13 at 3:21PM EDT until September 15 at 4:00PM EDT by NWS Detroit/Pontiac MI","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-09-13","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.3d1a3ff655746f4d44e6846770ee5b3ecb570b09.006.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Detroit/Pontiac MI"},"word_count":190,"has_tables":false,"body_markdown":"# Gale Watch: Gale Watch issued September 13 at 3:21PM EDT until September 15 at 4:00PM EDT by NWS Detroit/Pontiac MI\n\n**Severity:** Moderate\n**Certainty:** Possible\n**Urgency:** Future\n**Areas:** Lake Huron from Presque Isle Lt. to Sturgeon Point  MI 5NM off shore to US/Canadian border; Lake Huron from Sturgeon Point to Alabaster MI 5NM off shore to US/Canadian border\n**Issued by:** NWS Detroit/Pontiac MI\n**Sent:** 2026-09-13T15:21:00-04:00\n**Effective:** 2026-09-13T15:21:00-04:00\n**Expires:** 2026-09-14T04:30:00-04:00\n\n## Description\n* WHAT...Expect sustained winds up to 30 knots from the south\nwith gusts up to 38 knots. The largest significant waves will\nbe 12 feet with a potential maximum wave height of 17 feet.\n\n* WHERE...Lake Huron from Presque Isle Light to Sturgeon Point\nMI beyond 5NM off shore and Lake Huron from Sturgeon Point to\nAlabaster MI beyond 5NM off shore.\n\n* WHEN...The maximum winds are expected around 4 AM EDT Tuesday\nwith the largest waves expected around 11 AM EDT Tuesday.\n\n* IMPACTS...Strong winds can cause hazardous waves which could\ncapsize or damage vessels and reduce visibility.\n\n## Instructions\nMariners should consider altering plans to avoid possible\nhazardous conditions.  Remain in port, seek safe harbor, alter\ncourse, and/or secure the vessel for severe wind and waves."}