* WHAT. Strong currents and dangerous swimming conditions expected. * WHERE. Beaches of Erie and Chautauqua counties. * WHEN. Through this evening. * IMPACTS. Strong currents and dangerous swimming conditions.

At 607 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from Angola to 6 miles northeast of North East. Movement was southeast at 40 mph. HAZARD. Wind gusts of 50 to 55 mph and pea size hail. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include. Dunkirk, Fredonia, Evans, Eden, Springville, Westfield, Lakewood, Gowanda, Silver Creek, Angola, Mayville, Clymer, North Collins, Long Point State Park, SUNY Fredonia, Ashford Hollow, Chautauqua Institution, Lake Erie State Park, Derby, and Findley Lake. This includes the following highways. Interstate 90 between exits 57A and 61. Interstate 86 between exits 4 and 11.

The areas affected include. Conneaut OH to Ripley NY. Conneaut OH to Ripley NY beyond 5 nm off shoreline to US-Canadian border. At 517 PM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms were located along a line extending from 37 nm northwest of Ripley to 28 nm northwest of Erie to 32 nm north of Conneaut, moving east at 25 knots.

* WHAT. West winds 15 to 25 knots and waves 3 to 6 feet. * WHERE. The nearshore waters of Lake Erie from Ripley to Buffalo. * WHEN. Until 11 PM EDT this evening. * IMPACTS. Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.

* WHAT. Strong currents and dangerous swimming conditions expected. * WHERE. Beaches of Erie and Chautauqua counties. * WHEN. Until 11 PM EDT this evening. * IMPACTS. Strong currents and dangerous swimming conditions.

* WHAT. High risk of rip currents. * WHERE. In Ohio, Lorain, Cuyahoga, Lake and Ashtabula Lakeshore Counties. In Pennsylvania, Northern Erie County. * WHEN. Through late tonight. * IMPACTS. Wind and wave action will cause currents on the lakeshore. Swimmers should not enter the water. Currents can carry swimmers away from shore through a sand bar and along structures extending out into the lake.

* WHAT. Northwest winds 15 to 20 knots and waves 3 to 5 feet. * WHERE. The nearshore waters of Lake Erie from Vermilion OH to Ripley NY. * WHEN. Until 4 AM EDT Monday. * IMPACTS. Conditions will be hazardous to small craft.