I made sure to stock up on groceries. We are expecting some bad weather these next few days.
I went to the grocery store to stock up on food and water. The weather could be bad this week.
user
better be careful! the weather has been bad here lately too.
assistant
Yeah, it's better to make sure in case a tornado or bad thunder knocks out the electricity.
user
nothing worse than being unprepared for a disaster 
assistant