Monsoon weather made its way across the Phoenix area on Sept. 18, as the National Weather Service issued multiple weather warnings for portions of the Valley.
Nicholas became a post-tropical cyclone on Thursday, hovering over the central Gulf Coast and bringing the threat of heavy rain and flooding.
North Atlantic Jet Stream new discoveries uncover the potential warming of Arizona but researchers say "the future is in our control."
Tropical Depression Nicholas threatened the U.S. Gulf Coast with heavy rain and flooding as it moved over Louisiana on Wednesday.
The effectiveness of Phoenix's "cool pavement" technology project was announced Tuesday night after the pavement was used in a few neighborhoods for about a year.
Nicholas has been downgraded to tropical depression as it continues crawling toward Louisiana after battering Southeast Texas with gusty winds and torrential rain.
NASA released stunning video of a lightning storm over the Midwest recorded by the International Space Station.
Tropical Storm Nicholas has weakened to a tropical depression as it slowed to a crawl over southeastern Texas and southwestern Louisiana as its heavy rains continued to drench the area, maintaining a flood threat.
A thunderstorm that rolled through New York City Monday night put on a dazzling display of lightning, including several bolts that struck the World Trade Center.
The National Hurricane Center in Miami says Nicholas has strengthened to a Category 1 hurricane ahead of its expected landfall in Texas.
The warning went into effect on Sept. 12 at 10 a.m. and lasted until 10 p.m. on Sept. 13.
Tropical Storm Nicholas is expected to approach the middle Texas coast as a strong tropical storm on Tuesday.
Officials have raised Hurricane Ida's death toll in Louisiana to 26. The additional 11 deaths all occurred in the city of New Orleans.
Mindy could cause as much as 6 inches of rainfall across the Florida Panhandle and portions of southern Georgia and South Carolina through Thursday morning.
A young dolphin was rescued and released back into the wild Sunday after Hurricane Ida pushed the mammal into a canal in Slidell, Louisiana.
There have been 113 confirmed deaths that were either heat-related or were directly caused by dangerously hot summer temperatures in Arizona, officials reported.
Flood-stricken families and business owners across the Northeast are hauling waterlogged belongings to the curb and scraping away noxious mud as cleanup from Ida moves into high gear.
At least 13 people died in New York City, while at least 25 people died in New Jersey.
A stunned U.S. East Coast is facing a rising death toll, surging rivers, tornado damage and continuing calls for rescue after the remnants of Hurricane Ida walloped the region with record-breaking rain.
By Monday evening, Ida had already been downgraded to a tropical depression, so what caused the major weather disaster in the region? A combination of factors were at play.