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 ...

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 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 ...

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, ...

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 ...

July is UV Safety Awareness Month, highlighting the risks of sun exposure during peak summer months. The UV index, a scale from 0-11+, indicates the strength of the sun's ultraviolet radiation and the ...