Cold water kills faster than most anglers realize — even in summer on deep or northern water. Here is how to prevent, recognize, and respond to cold-water emergencies.
Respect cold shock — the first minute is the most dangerous.
Sudden immersion in water below about 60°F triggers an involuntary gasp and hyperventilation that can cause drowning within the first minute. A worn PFD keeps your head up through cold shock.
Dress for the water temperature, not the air.
A warm spring day over 45°F water is still a cold-water risk. Layer with synthetics or wool, and consider a drysuit or wetsuit for early-season, kayak, or wading trips.
Know the 1-10-1 rule.
Roughly 1 minute to get your breathing under control after cold shock, about 10 minutes of meaningful movement to self-rescue, and up to about 1 hour before hypothermia causes unconsciousness. Use the first 10 minutes to get out or get help.
Recognize hypothermia early.
Shivering, fumbling hands, slurred speech, and confusion (the umbles) are warning signs. The person often does not realize how impaired they are.
Rewarm gently, core first.
Get the person out of the water and wind, remove wet clothing, and insulate the core, head, and neck. Warm drinks only if fully conscious. Avoid rubbing limbs or applying rapid external heat.
🚨 Emergency Protocol
For serious hypothermia (no shivering, confusion, unconsciousness), call 911 or the U.S. Coast Guard on VHF channel 16 immediately and handle the person gently — rough movement can trigger cardiac arrest. Keep them horizontal and insulated while you wait for help.