* WHAT. South winds 5 to 15 kt and seas 3 to 5 feet. * WHERE. Sandy Hook NJ to Fire Island Inlet NY out 20 nm. * WHEN. Until 2 PM EDT Sunday. * IMPACTS. Conditions will be hazardous to small craft. * ADDITIONAL DETAILS. Periods of patchy dense fog possible tonight into Saturday Night.

At 704 AM EDT, Doppler radar was tracking a strong thunderstorm over Jones Beach, moving northeast at 40 mph. HAZARD. Winds in excess of 30 mph and half inch hail. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to outdoor objects is possible. Locations impacted include. Islip, Brentwood, Levittown, Freeport, Huntington Station, Deer Park, Lindenhurst, Plainview, Massapequa, Huntington, Babylon, Farmingdale, Jones Beach, Oceanside, and Dix Hills.

The areas affected include. Sandy Hook NJ to Montauk Point out 40 NM. Long Island South Shore Bays. At 622 AM EDT, several thunderstorms are tracking ENE through ocean waters, capable of producing winds to around 30 knots. They are expected to continue for the next few hours.

* WHAT. South winds 5 to 15 kt with gusts up to 25 kt and seas 4 to 5 feet. * WHERE. Fire Island Inlet NY to Montauk Point NY out 20 nm. * WHEN. Until 8 AM EDT Sunday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. South winds 10 to 20 kt with gusts up to 25 kt and seas 3 to 5 feet. * WHERE. Sandy Hook NJ to Fire Island Inlet NY out 20 nm. * WHEN. Until 5 AM EDT Sunday. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. South winds 15 to 20 kt with gusts up to 25 kt and seas 3 to 5 ft. * WHERE. Coastal waters from Sandy Hook to Little Egg Inlet NJ out 20 nm. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Conditions will be hazardous to small craft.

* WHAT. Heat index values up to 101 expected. * WHERE. In Connecticut, Northern Fairfield and Southern Fairfield Counties. In New York, Northern Nassau, Northern Westchester, Putnam, and Southern Westchester Counties. * WHEN. From noon today to 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 100 expected. * WHERE. In New Jersey, Western Passaic County. In New York, Orange and Rockland Counties. * WHEN. From noon today to 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 103 expected. * WHERE. Bronx, Kings (Brooklyn), New York (Manhattan), Northern Queens, Richmond (Staten Island), and Southern Queens Counties. * WHEN. From noon today to 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 105. * WHERE. Eastern Bergen, Eastern Essex, Eastern Passaic, Eastern Union, Hudson, Western Bergen, Western Essex, and Western Union Counties. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Dangerously hot conditions with heat index values up to 110. * WHERE. Western Monmouth, Ocean, and Southeastern Burlington Counties. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Heat related illnesses increase significantly during extreme heat and high humidity events.

* WHAT. Heat index values up to 104. * WHERE. Morris County. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Dangerously hot conditions with heat index values up to 109. * WHERE. Middlesex and Somerset Counties. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Heat related illnesses increase significantly during extreme heat and high humidity events.

* WHAT. Dangerously hot conditions with heat index values up to 108. * WHERE. In Delaware, New Castle County. In New Jersey, Mercer, Camden, Gloucester, Northwestern Burlington, and Salem Counties. In Pennsylvania, Delaware, Eastern Montgomery, Lower Bucks, and Philadelphia Counties. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Heat related illnesses increase significantly during extreme heat and high humidity events.

* WHAT. Heat index values up to 103. * WHERE. In New Jersey, Sussex, Warren, and Hunterdon Counties. In Pennsylvania, Berks, Lehigh, Northampton, Upper Bucks, Western Chester, and Western Montgomery Counties. * WHEN. Until 8 PM EDT this evening. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

The New Jersey Department of Environmental Protection has issued a Code Orange Air Quality Action Day for Ground Level Ozone, from 11 AM to 11 PM EDT Sunday. An Air Quality Advisory means that air quality within the region may approach or exceed unhealthy standards. For more information on current and forecast concentrations of ground-level ozone and fine particulates, visit www.airnow.gov or www.state.nj.us/dep/airmon/ or call the New Jersey Bureau of Air Monitoring at 609-292-0138