The merchants grumble a bit, but round up their gear dutifully and get ready for another venture out in the rain.

But the rain has had time to soften the ground considerably by now, and travel with the wagons and carts has become laborious. The soupy earth sucks at the wheels and grabs at the mules hooves. Lightning shears the sky like a razor, revealing mudslides on a dismal landscape. The bears continue their howling and whining, and you can make out their cries for a great distance away.

Roll the following, please:
Spot
Balance
Survival