Parts of Long Island could experience severe thunderstorms with hail and damaging wind on Sunday evening, according to the National Weather Service.

Sunday is looking sunny and hot in the Lehigh Valley with increasing clouds toward evening and a possible thunderstorms overnight. The National Weather Service in Mount Holly predicts showers and thunderstorms before 11pm,

The NWS Wilmington NC issued an updated weather alert at 6:26 p.m. on Saturday for strong thunderstorms until 7:15 p.m. for Inland Pender.

Millions of Americans are under severe weather threats as storms and summer heat continue on both coasts. This severe weather threat will impact parts of the central United States, from Texas to Illinois. A flood watch is also in effect for parts of eastern Kansas, western Missouri, northeast Oklahoma, and northwest Arkansas until Sunday morning.

Hundreds of thousands of customers remain without power after the strong storms caused significant damage in the region

Snow and frost are set to hit five western states, with freezing temperatures and travel impacts expected into Thursday morning.

States across the Midwest and northern Plains could see ongoing flooding as severe storms hit, forecasters say.

El Niño has officially begun, and it is forecast to intensify into a very strong or “Super” El Niño with major shifts in global weather patterns.