* WHAT. Temperatures in the lower to middle 30s will result in frost formation. * WHERE. Portions of southern Connecticut, northeast New Jersey, and southeast New York. * WHEN. From 2 AM to 9 AM EDT Saturday. * IMPACTS. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

* The warm air temperatures this weekend in the mid to upper 60s may cause people to underestimate the dangers of the cold water temperatures which are currently only in the lower 40s across Sebago Lake, Lake Winnipesaukee and in the regions smaller lakes and rivers. * 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 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!

* WHAT. Temperatures as low as the lower to middle 30s will result in frost formation. * WHERE. Portions of southern Connecticut, northeast New Jersey, and southeast New York. * WHEN. From 2 AM to 9 AM EDT Saturday. * IMPACTS. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

* WHAT. Temperatures as low as 33 will result in frost formation. * WHERE. Portions of northern Connecticut, eastern, northeastern, and southeastern Massachusetts, and northern and southern Rhode Island. * WHEN. From 2 AM to 8 AM EDT Saturday. * IMPACTS. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.