Atmospheric rivers like the ones hitting the state this week sometimes wobble, and these slight movements can be challenging to predict.

Impact from a moisture-laden storm is expected to persist in the San Francisco Bay Area through Friday, with more rain likely ...

A groundbreaking study on the freezing of water droplets suspended in air sheds light on a key process in Earth's water cycle: the transformation of supercooled water into ice.

At atmospheric river continues to slam portions of California Tuesday, with multiple inches of rain expected until Wednesday.

Parts of northern California could see up to a foot of rain, but Phoenix will remain dry and warmer than usual.

Happy weekend, Utah! We have a dry set up in southern Utah for the weekend, while a moisture-rich storm targets the northern half of the state.

In the northern Sierra Nevada, snow will fall in feet — not inches. And in the Northern California Coastal Range, a general 5 ...

Although low blood pressure (otherwise known as hypotension) rarely requires treatment, it may need so if there are symptoms like severe dizziness or fainting. The treatment varies by the cause and ...

Blood pressure and heart rate (pulse) are two important vital signs measured during a healthcare visit. Blood pressure (BP) is a measure of the force of blood on the blood vessel walls. Blood vessels ...

and condenses the water vapor into clouds, often resulting in rain. During the Atlantic hurricane season, forecasters often alert the public when atmospheric pressure over a region of the ocean ...