5:17
Crews working nonstop to restore power after deadly derecho in Pennsylvania
1:54
What is a derecho?
0:28
Here's your travel outlook for April 30
3:38
Hot summer expected for the US
5:47
Looking ahead to tropical activity this season
1:46
At least one dead after derecho blows through the Northeast
6:03
Violent storms lead to a major hail threat in the southern Plains
2:05
Powerful winds elevate severe storm risk in the Northeast
3:01
Severe storms fire up in West Texas
0:43
Here's your travel outlook for April 29