Forecasters expect 3 to 5 inches of rain from Texas to Illinois, with rates near 2 inches an hour. Water rescues and swept-away cars were already reported in Arizona.
WatchA falling tree killed a New York City Housing Authority worker in Brooklyn, tens of thousands lost power, and forecasters warned the storm would turn inland over New Jersey before it weakens this week.
WatchTens of millions from Delaware to Cape Cod are in the path of a rare September nor'easter bringing storm-force winds, major coastal flooding and canceled games, concerts and ferries through Saturday.
WatchA rare September nor'easter closed the only highway onto Hatteras Island on Thursday and is forecast to push flooding, 60 mph gusts and power outages up the coast to Boston through the weekend.
Polo's winds peaked at 175 mph after what forecasters called a 'truly remarkable' burst of strengthening. It is expected to skirt the coast of Guerrero and Michoacán rather than make landfall.
NOAA's number beats July 1936 and July 2012 by a tenth or two of a degree. The nighttime record was not close: America's warmest month ever also refused to cool off after dark.
The storm came ashore near New Orleans, but its worst rainfall landed 800 miles inland — six inches in 12 hours around Greensboro and Winston-Salem.
WatchForecasters posted tropical storm warnings from the Florida Panhandle to Louisiana, with up to 6 inches of rain and a 4-foot storm surge threatening the coast through Thursday.
Forecasters issued a rare Level 4-of-4 flood risk as up to a foot of rain swamped Uvalde and Kerrville, triggering door-to-door evacuations and dozens of water rescues across 59 counties under a state of emergency.
An extreme heat dome pushed heat-index readings toward 115 degrees from the Midwest to the East Coast, forcing cities to cancel parades and Amtrak to scrap trains as the nation marked its Semiquincentennial.
The storm made landfall at typhoon strength in Wakayama before barreling into the Tokyo region, where authorities urged more than 1.6 million people to evacuate amid record rainfall, landslides and power outages.
The giant exoplanet WASP-94A b has a bizarre daily weather cycle where mineral clouds appear every morning and disappear by evening, giving scientists unprecedented insights into alien atmospheres.