Unseasonable heat is sweeping the central U.S., with nearly 40 cities threatening records Tuesday as millions face temperatures well above average.

More than 17 million face severe storm risks Tuesday, with large hail, damaging winds and possible tornadoes following a weekend outbreak.

Earth recorded its second-warmest September, putting 2026 on track for a top-five warmest year as tropical cyclones surged and sea ice remained low.

Record-breaking heat could grip the Midwest and South next week, while snow, heavy rain, flooding, and severe storms threaten the West and Plains.

Record October heat scorched the U.S. before Hurricane Isaias struck Florida. Drought eased in the Southeast, but Western wildfire risks persisted.

The contiguous U.S. had its warmest September and January-September period on record, putting 2026 on track to become the nation's warmest year.

A wide variety of weather is expected this weekend, including everything from flash flooding to tornadoes, dangerous heat, and significant snow.

U.S. drought conditions improved across every category for the first time since late June, but Isaias could bring dangerous flooding to the Southeast.

Houston will not see significant impacts from Isaias, but its unusual streak of warm fall weather will continue through at least early next week.

California's October heat wave continues Wednesday, while heavy rain threatens Florida and a tropical system could become Isaias and make history.

U.S. wildfires have burned more than 9 million acres this year, while wildfire smoke exposure ranks third-highest since 2006 nationwide.

A Gulf tropical disturbance could become Isaias this week, ending a record-setting wait for the Atlantic’s first hurricane of 2026.

An October heat wave is spreading into Arizona, where Phoenix could hit 100 degrees and extend its remarkable streak of above-average temperatures.

Summer-like heat will grip much of the U.S. next week, with California facing dangerous temperatures while heavy rain threatens the Southeast.

Record-breaking Hurricane Polo, torrential rainfall, a powerful Nor’easter and tornadoes highlighted a turbulent week of weather across the U.S.

Summer-like heat to push temperatures 20 degrees above average in the West this weekend, while Texas cools off and heavy rain threatens the Southeast.

The central U.S. is getting a soaking today, with several million people at risk of experiencing flash flooding.

Texas drought has expanded for 10 straight weeks, but torrential downpours threaten flash flooding, with the Hill Country facing another soaking.

Dangerous heat expands across Texas and the South Wednesday as flooding and severe storms threaten millions, while snow falls in the Colorado Rockies.

A powerful Pacific hurricane, record Atlantic inactivity, an early-season Nor’easter, and extreme heat and flooding dominated the week’s weather.