wind and rain
Refers to the combination of wind and rain as weather elements, often in descriptive or literary contexts.
The wind and rain are getting stronger.
Emphasizes a storm with both wind and rain; often used in weather reports or warnings.
Tonight the rainstorm will become severe.
The old wooden house had been damaged from years of exposure to wind and rain.
The storm suddenly intensified at night.
We took shelter from the wind and rain in a mountain cabin.
This bridge is designed to withstand strong wind and rain.
The athletes ran through the wind and rain.
嵐 is a broader word for a storm that can include thunder and lightning, whereas 風雨 focuses specifically on wind and rain.
Compound of 風 (wind) and 雨 (rain). The reading ふうう is the on'yomi of both characters.