If you're in Kansas City today then you've noticed that it's been overcast most of the afternoon (and morning).
If the forecasters at Weather.com are correct, the rain will just miss the 7:00 p.m. start time.
Here's the scene an hour before kick off:
And then at kick off:
So while it won't rain during the game, the field could be a little wet.
That's probably not what the Chiefs want to see in the fourth preseason game. This one's all about filling out the bottom-of-the-roster and, most importantly, staying healthy. A wet field probably may not be the best conditions if you're trying to stay injury-free.