The first major Atlantic hurricane of 2026 threatens the Gulf Coast with a storm surge of up to 9 feet, damaging winds, flooding, and tornadoes, with impacts spreading across the Southeast on Saturday...

The first major Atlantic hurricane of 2026 threatens the Gulf Coast with a storm surge of up to 9 feet, damaging winds, flooding, and tornadoes, with impacts spreading across the Southeast on Saturday...

Record-high temperatures in September encompassed the largest area of the globe for any month since records began.

The most likely landfall intensity of Isaias has an unusually large range, from a strong tropical storm to a strong category 2 hurricane.

Isaias is expected to quickly strengthen into the season’s first hurricane by early Thursday – the latest first-forming Atlantic hurricane in reliable records by a wide margin.

Se prevé que una depresión tropical que se está organizando sobre las aguas excepcionalmente cálidas del oeste del golfo de México llegue como el huracán Isaias el viernes por la noche.

A tropical depression organizing in the record-breaking warm waters of the western Gulf of Mexico is predicted to arrive as Hurricane Isaias on Friday night.

And in the Pacific, Super Typhoon Choi-Wan peaks just shy of Category 5 strength as another potential powerhouse, Koguma, begins organizing.

A pipeline of tropical moisture is feeding a slow-moving storm system, unleashing repeated downpours from Texas to the Central Plains.

Polo aims for Baja California, Nolo flirts with Category 5 strength, and Rachel intensifies as the Pacific’s relentless late-September storm train rolls on. Meanwhile, Hanna is born in the Atlantic.

With the former Category 5 hurricane on track to strike Baja California on Monday, its moisture will fuel widespread, beneficial rains while also boosting the risk of dangerous flash flooding.

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Atlantic storms will be short-lived, while powerful Pacific hurricanes persist and the Northeast battles a potent nor’easter.

Las tormentas del Atlántico serán de corta duración, mientras que los potentes huracanes del Pacífico persisten y el noreste de Estados Unidos se enfrenta a una intensa tormenta nor’easter.

Nolo threatens Hawaii with flooding rain and dangerous surf, while powerful Hurricane Polo could make another impact to México and more tropical systems take shape.

Polo churns off Mexico with up to eight inches of rain and 46-foot seas, while another strengthening tropical system threatens eastern Hawaii with dangerous surf and rainfall of 10 to 30-plus inches.

En una inusual muestra de confianza en el pronóstico, el NHC predijo que Polo alcanzaría la categoría 5 cuando aún era una tormenta tropical.

In a rare expression of forecast confidence, NHC predicted Polo would become a Cat 5 at a time when it was still a tropical storm.

A century of development, rising seas, and climate change have made South Florida far more vulnerable to a catastrophic storm.

Yale Climate Connections is a nonpartisan, multimedia service providing daily broadcast radio programming and original web-based reporting, commentary, and analysis on the issue of climate change.

NOAA data show unprecedented heat, as deepening drought, shrinking reservoirs, and a severe wildfire season underscore the growing impacts of a warming climate. Could El Niño bring some relief?

Lowell never officially made landfall, but its widespread impacts made it one of Hawaii's most consequential tropical cyclones in decades.

Isolated rains of up to 14 inches from Lowell could produce flash floods.

And next week, Hurricane Lowell could swing sharply toward Hawaii.

The system looming over toasty water just offshore on Monday was small but potentially potent.

Dolly is expected to weaken before reaching the northeastern Caribbean islands, bringing some much-needed rainfall but limited wind impacts.

The Atlantic is waking up: Two tropical waves could develop this week, but neither poses an immediate U.S. threat.

The system could become the first hurricane on record to strike Hawaii's Big Island, where up to 25 inches of rain are possible.

Plus: Cristobal forms as the Atlantic awakens, with two tropical waves heading toward the Caribbean.

North America, Africa, and Asia all experienced their hottest month on record.

Comienza el maratón de vigilancia de las ondas tropicales: las ondas africanas pueden tardar hasta dos semanas en llegar a Estados Unidos continental, pero varios obstáculos pueden impedir que lleguen...

The tropical wave-watching marathon begins: African waves can take up to two weeks to reach the continental U.S., but several obstacles can prevent them from making it that far.

Climate change, combined with development in high-risk areas, is making urban wildfires more likely.

Dolphin is the fifth Category 5 of 2026, putting 2026 ahead of the pace from the all-time record of 1997, when 12 Cat 5s occurred globally.