Fine particulates, also known as PM2.5, are tiny airborne particles that can penetrate deep into the lungs and enter the ...

Residents with respiratory sensitivities advised to limit outdoor activities as smoky conditions persist with temperatures ...

Some National Weather Service offices in California are among those hit hardest by meteorologist vacancies, heightening ...

The air quality index on Tuesday across the Midwest and the Northeast ranged from "moderate" to "unhealthy" for sensitive adults. Some areas in northern Wisconsin, eastern Pennsylvania, northern ...

Experts said warnings issued in the run-up to this weekend’s flooding were as timely and accurate as possible, but questions ...

Atlanta is expected to experience several days of rain and thunderstorms, with high chances of precipitation through the ...

Gusty winds up to 35 mph, humidity as low as 8% and hot temperatures will be “favorable for rapid fire spread” in Colorado’s mountains and high valleys, forecasters said.

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NWS expects the heat value to go up to 110 degrees. The organization warns that hot temperatures, coupled with humidity, may ...

The NWS says the tornado touched down near Branch, about 5 miles west of Manitowoc. During its four-minute lifespan it left a ...