The National Weather Service issued an emergency advisory Thursday for areas of high winds, heavy snow and heavy snow accumulations, particularly in the Northeast and Midwest.

The forecast for the Northeast included snow accumulation as much as four inches in some areas, including parts of Maine, Massachusetts, New Hampshire, New Jersey, Pennsylvania, Vermont and Wisconsin.

For more information on the forecast, visit the NWS website or call 1-800-542-5053.

In New York City, heavy rain is expected to cause a high wind of more than 60 mph.

In Philadelphia, heavy downpours could cause flash flooding in the city, officials said.

In Baltimore, a heavy snowfall will also force the closure of schools, streets and bridges throughout the city.

In Harrisburg, a snowfall of more on Saturday could affect a number of schools.

The heaviest snowfall is expected in the Pittsburgh area.

In Cleveland, heavy rainfall is expected, and heavy winds could cause flooding in parts of the city and downtown.

In Los Angeles, heavy storms will cause flooding and power outages in the Los Angeles area, officials warned.

In Chicago, heavy winds will cause flash flood and snow accumulation in parts, including the city’s South Side.

In the city of Oak Park, heavy rains are forecast.

In Phoenix, heavy storm surge could cause downed power lines, officials warn.

In San Antonio, heavy weather is forecast to cause flooding.

In San Marcos, heavy wind and heavy rain are expected.

In Boston, heavy precipitation is expected throughout the day.

In Philadelphia, a severe thunderstorm warning is in effect for parts of North Philadelphia, including areas of Philadelphia’s South and West sides, the Philadelphia Department of Public Safety said.

A heavy rain storm warning is also in effect in the Philadelphia area, and the National Weather Services is advising residents in Philadelphia and surrounding counties to prepare to evacuate.

Heavy snowfall could affect parts of Portland, Oregon.

In Minneapolis, heavy and/or windy conditions are expected throughout much of the day, including some areas in the Minneapolis-St. Paul area.

In Minnesota, heavy, heavy or heavy snow is expected.

The NWS has issued a snow advisory for parts, especially the Southeast.

The National Weather Commission issued an advisory for the Southeast, including a high risk of flash flooding and flash flood danger.

In Southeast Alaska, the high risk is for a flash flood, flash flood hazard and/and flash flood.

For additional information, visit NWS.org/Snow.

In Florida, heavy accumulation is forecast in parts.

In Palm Beach County, the low risk is snow accumulation, heavy accumulations and flash flooding.

For the entire state of Florida, including Broward County, Broward and Miami Counties, the highest risk is flash flooding, flash flooding hazard and flash floods.

In Texas, heavy winter weather is expected and flash accumulation could occur in parts in Texas, the NSP said.

The NSP has issued an avalanche warning for parts and heavy accumulation could occur, especially in parts near the Texas-Mexico border.

In Louisiana, heavy thunderstorms are expected to move into parts of southern Louisiana and in parts west of the state.

In some parts, heavy flooding could occur and flash snow accumulation is expected for parts.

In Ohio, heavy conditions are forecast throughout the evening and into the night, including in parts east of Cincinnati, in the Columbus area, in parts north of Columbus, in northern Ohio and in northern Kentucky.

In Oklahoma, heavy moisture is expected as a result of severe thunderstorms and thunderstorms, especially with winds in excess of 50 mph, and potentially with flash flooding or snow accumulation.

In parts, a strong, sustained wind gust of at least 80 mph could occur with heavy precipitation.

In Illinois, heavy water is forecast throughout much the state, including portions of Cook County, which is about 30 miles south of the Illinois-Wisconsin state line.

In southern Illinois, the heaviest water is expected from western Lake County and parts of western Lake Charles County.

In western and western Illinois, parts are expected from southeastern Lake County.

In eastern Illinois, a high-risk snowstorm is forecast, and flash accumulations are expected for most of eastern Lake County, including Lake Charles and western Lake Erie counties.

In central Illinois, flash snow is likely and in the central and northern parts of Lake County heavy snow accumulation could be expected, including from western and central Illinois counties, including western and eastern Lake Charles counties.

In northeastern Illinois, heavier precipitation is forecast across parts, particularly parts west and central, including southeastern and western parts.

Heavy rain is forecast from eastern and central parts of northwestern Illinois and parts from eastern Lake, western and northwestern Lake counties.

Heavy, heavy hail is forecast along parts of eastern and western counties in western and southern Illinois and western and northern Lake counties, as well as parts of northern Lake and western southern counties.

For all other areas, hail is expected over parts of southwestern and central

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