* WHAT. The warm air temperatures in the 70s may cause people to underestimate the dangers of the cold water temperatures which are currently only in the upper 40s to mid 50s. * WHERE. In Maine, Coastal York, Coastal Cumberland, Sagadahoc, Lincoln, Knox and Coastal Waldo Counties. In New Hampshire, Coastal Rockingham County. * WHEN. From Sunday afternoon through Sunday evening. * IMPACTS. The cold water temperatures can quickly cause hypothermia to anyone immersed in the water. According to the US Coast Guard, when the water temperatures are below 50 degrees, the chance of immediate incapacitation due to cold shock is extremely high. Anyone on boats or paddlecraft should use extreme caution to avoid this threat.

* WHAT. South winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 7 feet expected. * WHERE. Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary and Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm. * WHEN. From 6 PM Monday to 5 AM EDT Wednesday. * IMPACTS. Conditions will be hazardous to small craft.

* People may underestimate the dangers of the cold water temperatures which are currently only in the lower 60s across Sebago Lake and Lake Winnipesaukee, and colder across other lakes and rivers. * The cold water temperatures can quickly cause hypothermia to anyone immersed in the water. When the water temperature is below 60 degrees, the average submerged person could loose dexterity within minutes and be unable to accomplish simple tasks. Anyone on small boats, canoes, or kayaks should plan accordingly if recreating this weekend and use extreme caution to avoid this threat. Paddle smart from the start and always wear your life jacket! * Strong winds are also expected this weekend with gusts up to 32 mph from the southeast. If boating on large bodies of water, these strong winds can increase the likelihood of overturning your boat, canoe, or kayak due to increased wave heights.

* WHAT. The warm air temperatures in the 70s may cause people to underestimate the dangers of the cold water temperatures which are currently only in the upper 40s to mid 50s. * WHERE. In Maine, Coastal York, Coastal Cumberland, Sagadahoc, Lincoln, Knox and Coastal Waldo Counties. In New Hampshire, Coastal Rockingham County. * WHEN. From noon EDT today through this evening. * IMPACTS. When the water temperature is below 60 degrees, the average submerged person could lose dexterity within minutes and be unable to accomplish simple tasks. Anyone on boats or paddlecraft should use extreme caution to avoid this threat.