* WHAT. For the first Coastal Flood Advisory, one to two feet of inundation above ground level in vulnerable areas near the waterfront and shoreline. For the second Coastal Flood Advisory, up to one foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. For the Coastal Flood Watch, one to two feet of inundation above ground level possible in vulnerable areas near the waterfront and shoreline. * WHERE. In Connecticut, Southern Fairfield County. In New York, Southern Westchester County. * WHEN. For the first Coastal Flood Advisory, until 2 PM EDT this afternoon. For the second Coastal Flood Advisory, from midnight tonight to 3 AM EDT Friday. For the Coastal Flood Watch, from Friday morning through Friday afternoon. * COASTAL FLOOD IMPACTS FRIDAY. Potential for widespread flooding of vulnerable areas near the waterfront and shoreline, including roads, parking lots, parks, lawns, and homes and businesses with basements near the waterfront. Numerous road closures are possible, and vehicles parked in vulnerable areas near the waterfront will potentially become flooded. Flooding will also extend inland from the waterfront along tidal rivers and bays. * COASTAL FLOOD IMPACTS TODAY AND TONIGHT. Minor flooding in the more vulnerable locations near the waterfront and shoreline. Some roads and low lying properties including parking lots, parks, lawns, and homes and businesses with basements near the waterfront will experience minor flooding. * ADDITIONAL DETAILS. Additional rounds of coastal flooding is expected through at least the weekend.