U.S. Storm Signals

Storm Signal Flags – Essential Warnings for the Wise Sailor

A wise sailor knows that being prepared is key to safe navigation, and storm signal flags are an essential tool for recognizing changing weather conditions at sea. Used by mariners for centuries, these highly visible flags communicate critical weather warnings, helping sailors take precautions before storms strike.

🌊 Key Storm Signal Flags:
🟥 Gale Warning (Red Pennant) – Signals winds of 34-47 knots, advising sailors to exercise caution.
🟥⬛ Storm Warning (Square Red Flag with Black Center) – Indicates winds of 48+ knots, signaling dangerous conditions.
🟥⬛ 🟥⬛ Hurricane Warning (Two Red Flags with Black Centers) – Alerts to winds of 64+ knots, urging all vessels to seek shelter immediately.

⛵ Durable & Weather-Resistant – Made from high-quality nylon, these flags are designed to withstand strong winds, heavy rain, and saltwater exposure.

🇺🇸 Made in the USA – Expertly crafted with reinforced stitching and brass grommets, ensuring long-lasting durability and easy mounting on masts or docks.

⚓ A Must-Have for Every Sailor – Whether you’re a recreational boater, professional mariner, or yacht club member, storm signal flags are a vital addition to your safety gear.

Stay ahead of the weather—order your storm signal flags today and navigate with confidence! 🌪️🚢

U.S. Storm Signals are 100% marine grade nylon, designed to withstand sun, wind and salt exposure.  Each set has two flags and two pennants.  Set 1 hurricane flags are 18" x 18", gale pennants 18" x 36".  Set 2 hurricane flags are 36" x 36", gale pennants 36" x 72".  Made in America by Annin Flagmakers, the nation's oldest and largest flag manufacturer.  Annin has produced flags since 1847.