Springtime means longer days, warmer temperatures and higher Ultraviolet, or UV, Index levels. Wednesday's UV will be at level 5, which is considered moderate. The UV Index will soon be at dangerous ...

The National Weather Service has issued Heat Advisories and Extreme Heat Watches throughout many parts of Illinois this weekend, warning of dangerously hot conditions and heat indexes over 100. Going ...

The UV index is a measure of how strong the ultraviolet radiation will be from the sun on a given day. The UV scale ranges from a 0 to an 11 or even higher. But what impacts how high or low it will be ...

When you check the weather, you might see something called the UV Index listed alongside the temperature and forecast. But what exactly is it, and why should you pay attention to it? Let’s break it ...

The UV index measures the intensity of skin-damaging ultraviolet radiation at the Earth's surface. The UV index ranges from 0 to 11-plus, with higher values indicating greater risk of sunburn and skin ...

The UV index measures the strength of the sun's ultraviolet (UV) radiation. The index ranges from 0 to 11, with higher numbers indicating greater risk of sunburn and skin damage. Protective measures, ...

Wearing sunscreen all year round can help protect your skin from harmful UV rays. CREDIT: DieterMeyrl via Getty Images. Get the Popular Science daily newsletter💡 ...

We’re rapidly gaining daylength in Colorado... and we’ll get plenty of it with high pressure in place this week. With that gain, we’re also seeing jumps in our peak UV index, which is now peaking ...

On sunny or even cloudy days, the UV index can be a good thing to check. "It's five, moderate. But you're still supposed to use sun protection it says," explained Claira Wright, a University of ...

Expect partly cloudy skies and hot weather on Friday, with afternoon highs in the lower 90s and peak heat indexes in the mid-to-upper 90s. Evening lows will be in the high 60s and low 70s with south ...