Pittsburgh's weather will shift to rain and cooler temperatures starting Wednesday evening, persisting through the week due to an upper-level low pressure system.

New York's weather forecast predicts increased clouds and gusts in Manhattan, varying rain chances across boroughs, and a frost advisory. No severe hazards are anticipated. Residents should prepare for rain and thunderstorms later in the week.

A weak cool front is expected to bring lower humidity and cooler temperatures to Orlando, with morning fog and potential beach hazards. The weather will be mostly dry with a cool spell and possible marine advisories for boaters.

Boston is set for varied weather during Halloween week, with potential rain from Hurricane Melissa and a shift to cooler, windy conditions by the weekend.

Washington D.C. will experience varied weather, starting with partly sunny skies and possibly transitioning to showers and thunderstorms midweek, then clearing up by the weekend.

Baltimore prepares for mixed weather with cool temperatures and light showers, transitioning to heavier rain midweek and potential coastal flooding, followed by improving conditions by the weekend.

Indianapolis's weather this week includes clouds, wind chill, scattered showers, and sunny breaks, with temperatures in the 50s according to the National Weather Service.

Jacksonville can expect early drizzle and fog, shifting to mostly cloudy and 69°F. Rip current risks affect local beaches. Sunny days ahead with highs near 76°F, but caution on the coast is advised.

The NWS Cleveland forecasts rain for the region due to two merging low-pressure systems, with a shift from a high-pressure ridge to a trough through Saturday, bringing steady downpours by midweek and lake-effect showers later.

Nashville's weather forecast includes a week of changing conditions with mild temperatures, chances of showers, and partly sunny days, with variations in wind speeds.

Miami is expecting a temperature drop with two cool fronts arriving Tuesday night and Thursday, according to the National Weather Service and NBC Miami, leading to cooler and less humid conditions suitable for Halloween.

The National Weather Service predicts light rain south of the Ohio River, followed by drier conditions today, with heavier rain and cooler temperatures Wednesday through Thursday.

Raleigh is bracing for a wet week, with rain and possible thunderstorms forecasted by NWS, alongside cool temperatures and gusty winds, although sunny conditions are expected by the weekend.