A Northeast Oklahoma butterfly farm is another in a long list of institutions impacted by massive federal funding freezes.

The NWS says sleet forms when snowflakes fall through warmer air but don't completely melt. Unlike the thin layer of freezing air near the ground that causes freezing rain, sleet needs a deeper layer ...

The chance for frozen precipitation will mainly stay in northern Oklahoma Monday night into Tuesday morning. The second storm system comes right behind, bringing a chance for frozen precipitation ...