Heavy rains are forecast to fall further north along the U.S. East Coast later in the week, with a "marginal" risk of excessive rainfall, enough to cause isolated flash flooding, over the Appalachians and portions of the Ohio and Tennessee valleys on the evening of Oct. 29 and morning of Oct. 30.

NWS warns of heavy snow, up to 18", and 60mph winds across western U.S. states through Monday; travel may be dangerous.

Forecasters said the colossal amount of rain dropped on parts of Florida east and north of Orlando was comparable to what the region saw from a hurricane in 2022, underscoring the state's vulnerability to extreme weather far beyond the tropical storms that brew offshore.

A storm Thursday into Halloween could bring both tricks and treats, with Hurricane Melissa possibly having an indirect impact on our rainy and windy weather.

Lightning flashes in the eyewall of Category 5 Melissa are a marker of how strong the storm is. It reached a central pressure of 892 millibars, among the lowest ever recorded in the Atlantic Ocean. It is tied as the third-most intense Atlantic storm with the devastating 1935 Labor Day hurricane.

A developing storm system from the Great Plains will bring moderate to heavy rain to New Jersey beginning late Wednesday night and continuing through Thursday evening or Thursday night.

Matthew Cappucci, a senior meteorologist at MyRadar and storm chaser, spoke with NBC News’ Kate Snow about his experience flying into the eye of Hurricane Melissa aboard a NOAA aircraft and the concerns over the Category 5 storm making landfall.

Jamaicans in the UK have said they are "worried" about their friends and family, as Storm Melissa closes in on the country. Forecasters believe the storm could be the strongest hurricane ever to hit Jamaica, with winds of 175mph (282km/h).