There are times when I miss the Weather Channel since our cable system dropped it.Big blizzards are one of the things I used to tune in for.
There is a channel called Weather Nation on Roku.
They give you pretty much what the Weather Channel does without all the hype and hyperbole.
There is this:
https://livestormchasing.com/map
https://www.youtube.com/channel/UCxxWE4Xpsv_UU5QGT7S-jyA
And, I actually enjoyed local news Twitter feeds; they got out in the white out snow, uploaded small clips.