* WHAT. Heat index values up to 101. * WHERE. In Connecticut, Southern Fairfield County. In New York, Southern Westchester County. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 96. * WHERE. Northern Middlesex and Northern New London Counties. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 99. * WHERE. Northern Nassau and Northwest Suffolk Counties. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 99. * WHERE. Northern Fairfield and Northern New Haven Counties. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 6 to 9 feet expected. * WHERE. Sandy Hook NJ to Montauk Point NY out 20 nm. * WHEN. From 8 AM Sunday to 6 AM EDT Monday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Southwest winds 10 to 20 kt with gusts of 25 kt and seas 1 to 3 feet expected. * WHERE. Long Island Sound west of the Orient Point and the Connecticut River, and Peconic and Gardiners Bays. * WHEN. From noon Sunday to midnight EDT Sunday night. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Heat index values 95 to 100 degrees expected. * WHERE. In Connecticut, all of Litchfield County. In New York, all of Dutchess County and eastern Ulster County. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values 95 to 100 degrees expected. * WHERE. In Connecticut, all of Litchfield County. In New York, Eastern Ulster County and all of Dutchess County. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Southwest winds 15 to 20 kt with gusts up to 30 kt. * WHERE. Long Island Sound, Peconic and Gardiners Bays, and South Shore Bays from Jones Inlet through Shinnecock Bay. * WHEN. From noon Sunday to midnight EDT Sunday night. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 6 to 9 feet. * WHERE. Sandy Hook NJ to Montauk Point NY out 20 nm. * WHEN. Until 6 AM EDT Monday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Heat index values up to 99. * WHERE. Northern Fairfield and Northern New Haven Counties. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 101. * WHERE. In Connecticut, Southern Fairfield County. In New York, Southern Westchester County. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 96. * WHERE. Northern Middlesex and Northern New London Counties. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 96. * WHERE. Southern Middlesex and Southern New Haven Counties. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 99. * WHERE. Northern Nassau and Northwest Suffolk Counties. * WHEN. Until 8 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Southwest winds 15 to 25 kt with gusts up to 30 kt and seas 4 to 7 feet expected. * WHERE. In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN. From 8 AM Sunday to 3 PM EDT Monday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Southwest winds 10 to 20 kt with gusts up to 25 kt and waves 3 to 5 feet expected. * WHERE. Narragansett Bay. * WHEN. From 10 AM Sunday to 9 AM EDT Monday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Dangerous rip currents expected. * WHERE. Kings (Brooklyn), Southwest Suffolk, Southeast Suffolk, Southern Queens and Southern Nassau Counties. * WHEN. From Sunday morning through Monday evening. * IMPACTS. Life-threatening rip currents are likely for all people entering the surf zone. Anyone visiting the beaches should stay out of the surf. Rip currents can sweep even the best swimmers away from shore into deeper water.

* WHAT. Heat index values up to 99. * WHERE. In Connecticut, Hartford CT, Tolland CT, and Windham CT Counties. In Massachusetts, Eastern Hampden MA and Eastern Hampshire MA Counties. * WHEN. Until 7 PM EDT Sunday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.