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🔵 Minor
Small Craft Advisory
Upper Niagara River and Buffalo Harbor
Small Craft Advisory issued December 18 at 2:06AM EST until December 20 at 12:00AM EST by NWS Buffalo NY
Alert Description
* WHAT...South winds becoming southwest to 30 knots expected. * WHERE...The Upper Niagara River and Buffalo Harbor. * WHEN...From 7 AM this morning to midnight EST Friday night. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.
Safety Instructions
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Time Information
Effective
Dec 18, 2025, 12:00 PM
Expires
Dec 18, 2025, 3:15 PM
Issued
Dec 18, 2025, 7:06 AM
Alert Details
Severity
Minor
Urgency
Expected
Certainty
Likely
Category
Met
Issued By
NWS Buffalo NY
National Weather Service